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src/springboot/pom.xml

@@ -0,0 +1,115 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.example</groupId>
+    <artifactId>springboot</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.5.9</version>
+    </parent>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <java.version>1.8</java.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <!--mysql-->
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.json</groupId>
+            <artifactId>json</artifactId>
+            <version>20210307</version>
+        </dependency>
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter</artifactId>
+            <version>2.2.1</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.github.pagehelper</groupId>
+            <artifactId>pagehelper-spring-boot-starter</artifactId>
+            <version>1.4.6</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.mybatis</groupId>
+                    <artifactId>mybatis</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+
+
+        <dependency>
+            <groupId>cn.hutool</groupId>
+            <artifactId>hutool-all</artifactId>
+            <version>5.8.18</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.auth0</groupId>
+            <artifactId>java-jwt</artifactId>
+            <version>4.3.0</version>
+        </dependency>
+        <!--     引入验证码依赖   -->
+        <dependency>
+            <groupId>com.github.whvcse</groupId>
+            <artifactId>easy-captcha</artifactId>
+            <version>1.6.2</version>
+        </dependency>
+
+        <!-- poi依赖 -->
+        <dependency>
+            <groupId>org.apache.poi</groupId>
+            <artifactId>poi-ooxml</artifactId>
+            <version>5.2.3</version>
+        </dependency>
+
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+                <configuration>
+                    <fork>true</fork>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>11</source>
+                    <target>11</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+    <repositories>
+        <repository>
+            <id>public</id>
+            <name>aliyun nexus</name>
+            <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
+            <releases>
+                <enabled>true</enabled>
+            </releases>
+        </repository>
+    </repositories>
+</project>

src/springboot/src/main/java/com/example/SpringbootApplication.java

@@ -0,0 +1,17 @@
+package com.example;
+
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.scheduling.annotation.EnableScheduling;
+
+@SpringBootApplication
+@MapperScan("com.example.mapper")
+@EnableScheduling
+public class SpringbootApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(SpringbootApplication.class, args);
+    }
+
+}

src/springboot/src/main/java/com/example/common/Constants.java

@@ -0,0 +1,9 @@
+package com.example.common;
+
+public interface Constants {
+
+    String TOKEN = "token";
+
+    String USER_DEFAULT_PASSWORD = "123";
+
+}

src/springboot/src/main/java/com/example/common/Result.java

@@ -0,0 +1,75 @@
+package com.example.common;
+
+import com.example.common.enums.ResultCodeEnum;
+
+public class Result {
+    private String code;
+    private String msg;
+    private Object data;
+
+    private Result(Object data) {
+        this.data = data;
+    }
+
+    public Result() {
+    }
+
+    public static Result success() {
+        Result tResult = new Result();
+        tResult.setCode(ResultCodeEnum.SUCCESS.code);
+        tResult.setMsg(ResultCodeEnum.SUCCESS.msg);
+        return tResult;
+    }
+
+    public static Result success(Object data) {
+        Result tResult = new Result (data);
+        tResult.setCode(ResultCodeEnum.SUCCESS.code);
+        tResult.setMsg(ResultCodeEnum.SUCCESS.msg);
+        return tResult;
+    }
+
+    public static Result error() {
+        Result tResult = new Result();
+        tResult.setCode(ResultCodeEnum.SYSTEM_ERROR.code);
+        tResult.setMsg(ResultCodeEnum.SYSTEM_ERROR.msg);
+        return tResult;
+    }
+
+    public static Result error(String code, String msg) {
+        Result tResult = new Result();
+        tResult.setCode(code);
+        tResult.setMsg(msg);
+        return tResult;
+    }
+
+    public static Result error(ResultCodeEnum resultCodeEnum) {
+        Result tResult = new Result();
+        tResult.setCode(resultCodeEnum.code);
+        tResult.setMsg(resultCodeEnum.msg);
+        return tResult;
+    }
+
+    public String getCode() {
+        return code;
+    }
+
+    public void setCode(String code) {
+        this.code = code;
+    }
+
+    public String getMsg() {
+        return msg;
+    }
+
+    public void setMsg(String msg) {
+        this.msg = msg;
+    }
+
+    public Object getData() {
+        return data;
+    }
+
+    public void setData(Object data) {
+        this.data = data;
+    }
+}

src/springboot/src/main/java/com/example/common/config/CorsConfig.java

@@ -0,0 +1,25 @@
+package com.example.common.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.cors.CorsConfiguration;
+import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
+import org.springframework.web.filter.CorsFilter;
+
+/**
+ * 跨域配置
+ */
+@Configuration
+public class CorsConfig {
+
+    @Bean
+    public CorsFilter corsFilter() {
+        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
+        CorsConfiguration corsConfiguration = new CorsConfiguration();
+        corsConfiguration.addAllowedOrigin("*"); // 1 设置访问源地址
+        corsConfiguration.addAllowedHeader("*"); // 2 设置访问源请求头
+        corsConfiguration.addAllowedMethod("*"); // 3 设置访问源请求方法
+        source.registerCorsConfiguration("/**", corsConfiguration); // 4 对接口配置跨域设置
+        return new CorsFilter(source);
+    }
+}

src/springboot/src/main/java/com/example/common/config/JwtInterceptor.java

@@ -0,0 +1,77 @@
+package com.example.common.config;
+
+import cn.hutool.core.util.ObjectUtil;
+import com.auth0.jwt.JWT;
+import com.auth0.jwt.JWTVerifier;
+import com.auth0.jwt.algorithms.Algorithm;
+import com.auth0.jwt.exceptions.JWTVerificationException;
+import com.example.common.Constants;
+import com.example.common.enums.ResultCodeEnum;
+import com.example.common.enums.RoleEnum;
+import com.example.entity.Account;
+import com.example.exception.CustomException;
+import com.example.service.AdminService;
+import com.example.service.StaffService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+import org.springframework.web.servlet.HandlerInterceptor;
+
+import javax.annotation.Resource;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ * jwt拦截器
+ */
+@Component
+public class JwtInterceptor implements HandlerInterceptor {
+
+    private static final Logger log = LoggerFactory.getLogger(JwtInterceptor.class);
+
+    @Resource
+    private AdminService adminService;
+
+    @Resource
+    private StaffService staffService;
+
+    @Override
+    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) {
+        // 1. 从http请求的header中获取token
+        String token = request.getHeader(Constants.TOKEN);
+        if (ObjectUtil.isEmpty(token)) {
+            // 如果没拿到，从参数里再拿一次
+            token = request.getParameter(Constants.TOKEN);
+        }
+        // 2. 开始执行认证
+        if (ObjectUtil.isEmpty(token)) {
+            throw new CustomException(ResultCodeEnum.TOKEN_INVALID_ERROR);
+        }
+        Account account = null;
+        try {
+            // 解析token获取存储的数据
+            String userRole = JWT.decode(token).getAudience().get(0);
+            String userId = userRole.split("-")[0];
+            String role = userRole.split("-")[1];
+            // 根据userId查询数据库
+            if (RoleEnum.ADMIN.name().equals(role)) {
+                account = adminService.selectById(Integer.valueOf(userId));
+            } else if (RoleEnum.STAFF.name().equals(role)) {
+                account = staffService.selectById(Integer.valueOf(userId));
+            }
+        } catch (Exception e) {
+            throw new CustomException(ResultCodeEnum.TOKEN_CHECK_ERROR);
+        }
+        if (ObjectUtil.isNull(account)) {
+            throw new CustomException(ResultCodeEnum.USER_NOT_EXIST_ERROR);
+        }
+        try {
+            // 用户密码加签验证 token
+            JWTVerifier jwtVerifier = JWT.require(Algorithm.HMAC256(account.getPassword())).build();
+            jwtVerifier.verify(token); // 验证token
+        } catch (JWTVerificationException e) {
+            throw new CustomException(ResultCodeEnum.TOKEN_CHECK_ERROR);
+        }
+        return true;
+    }
+}

src/springboot/src/main/java/com/example/common/config/WebConfig.java

@@ -0,0 +1,30 @@
+package com.example.common.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+import javax.annotation.Resource;
+
+@Configuration
+public class WebConfig implements  WebMvcConfigurer {
+
+    @Resource
+    private JwtInterceptor jwtInterceptor;
+
+    // 加自定义拦截器JwtInterceptor，设置拦截规则
+    @Override
+    public void addInterceptors(InterceptorRegistry registry) {
+        registry.addInterceptor(jwtInterceptor).addPathPatterns("/**")
+                .excludePathPatterns("/")
+                .excludePathPatterns("/login")
+                .excludePathPatterns("/register")
+                .excludePathPatterns("/getValidateCode")
+                .excludePathPatterns("/files/**")
+                .excludePathPatterns("/supplier/export")
+                .excludePathPatterns("/customer/export")
+                .excludePathPatterns("/goods/export")
+                .excludePathPatterns("/api/chat")
+        ;
+    }
+}

src/springboot/src/main/java/com/example/common/enums/ResultCodeEnum.java

@@ -0,0 +1,30 @@
+package com.example.common.enums;
+
+public enum ResultCodeEnum {
+    SUCCESS("200", "成功"),
+
+    PARAM_ERROR("400", "参数异常"),
+    TOKEN_INVALID_ERROR("401", "无效的token"),
+    TOKEN_CHECK_ERROR("401", "token验证失败，请重新登录"),
+    PARAM_LOST_ERROR("4001", "参数缺失"),
+
+    SYSTEM_ERROR("500", "系统异常"),
+    USER_EXIST_ERROR("5001", "用户名已存在"),
+    USER_NOT_LOGIN("5002", "用户未登录"),
+    USER_ACCOUNT_ERROR("5003", "账号或密码错误"),
+    USER_NOT_EXIST_ERROR("5004", "用户不存在"),
+    PARAM_PASSWORD_ERROR("5005", "原密码输入错误"),
+    VALIDATE_CODE_ERROR("5006", "验证码错误"),
+    NO_AUTH("5007", "账号被禁用"),
+    DATA_IMPORT_ERROR("5007", "数据导入错误"),
+    GOODS_NUM_LIMIT("5007", "库存不足"),
+    ;
+
+    public String code;
+    public String msg;
+
+    ResultCodeEnum(String code, String msg) {
+        this.code = code;
+        this.msg = msg;
+    }
+}

src/springboot/src/main/java/com/example/common/enums/RoleEnum.java

@@ -0,0 +1,8 @@
+package com.example.common.enums;
+
+public enum RoleEnum {
+    // 管理员
+    ADMIN,
+    // 员工
+    STAFF,
+}

src/springboot/src/main/java/com/example/controller/AdminController.java

@@ -0,0 +1,86 @@
+package com.example.controller;
+
+import com.example.common.Result;
+import com.example.entity.Admin;
+import com.example.service.AdminService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * 管理员前端操作接口
+ **/
+@RestController
+@RequestMapping("/admin")
+public class AdminController {
+
+    @Resource
+    private AdminService adminService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody Admin admin) {
+        adminService.add(admin);
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        adminService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        adminService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody Admin admin) {
+        adminService.updateById(admin);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        Admin admin = adminService.selectById(id);
+        return Result.success(admin);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(Admin admin ) {
+        List<Admin> list = adminService.selectAll(admin);
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(Admin admin,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<Admin> page = adminService.selectPage(admin, pageNum, pageSize);
+        return Result.success(page);
+    }
+
+}

src/springboot/src/main/java/com/example/controller/BackController.java

@@ -0,0 +1,86 @@
+package com.example.controller;
+
+import com.example.common.Result;
+import com.example.entity.Back;
+import com.example.service.BackService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * 商品退货前端操作接口
+ **/
+@RestController
+@RequestMapping("/back")
+public class BackController {
+
+    @Resource
+    private BackService backService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody Back back) {
+        backService.add(back);
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        backService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        backService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody Back back) {
+        backService.updateById(back);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        Back back = backService.selectById(id);
+        return Result.success(back);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(Back back) {
+        List<Back> list = backService.selectAll(back);
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(Back back,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<Back> page = backService.selectPage(back, pageNum, pageSize);
+        return Result.success(page);
+    }
+
+}

src/springboot/src/main/java/com/example/controller/ChatController.java

@@ -0,0 +1,71 @@
+//package com.example.controller;
+//
+//import org.json.JSONObject;
+//import org.springframework.beans.factory.annotation.Value;
+//import org.springframework.http.*;
+//import org.springframework.web.bind.annotation.*;
+//import org.springframework.web.client.RestTemplate;
+//
+//import javax.annotation.PostConstruct;
+//import javax.servlet.http.HttpSession;
+//import java.util.logging.Level;
+//import java.util.logging.Logger;
+//
+//@RestController
+//@RequestMapping("/api/chat")
+//@CrossOrigin
+//public class ChatController {
+//    private static final Logger LOGGER = Logger.getLogger(ChatController.class.getName());
+//
+//    private String apiKey = "sk-2afc18092ea24c938020a4d5f1f9f91a";
+//
+//    private String appId = "1d2b00751a914efd84ea4b354fffd962";
+//
+//    private final RestTemplate restTemplate;
+//    private String apiUrl;
+//
+//    public ChatController() {
+//        this.restTemplate = new RestTemplate();
+//    }
+//
+//    @PostConstruct
+//    private void init() {
+//        // 使用appId构建完整的API URL
+//        this.apiUrl = "https://dashscope.aliyuncs.com/api/v1/apps/" + appId + "/completion";
+//    }
+//
+//    @PostMapping
+//    public ResponseEntity<?> chat(@RequestParam String prompt, HttpSession session) {
+//        try {
+//            String sessionId = (String) session.getAttribute("chatSessionId");
+//
+//            JSONObject requestBody = new JSONObject();
+//            JSONObject input = new JSONObject();
+//            input.put("prompt", prompt);
+//            if (sessionId != null) {
+//                input.put("session_id", sessionId);
+//            }
+//            requestBody.put("input", input);
+//            requestBody.put("parameters", new JSONObject());
+//
+//            HttpHeaders headers = new HttpHeaders();
+//            headers.setContentType(MediaType.APPLICATION_JSON);
+//            headers.set("Authorization", "Bearer " + apiKey);
+//
+//            HttpEntity<String> entity = new HttpEntity<>(requestBody.toString(), headers);
+//
+//            ResponseEntity<String> response = restTemplate.exchange(
+//                    apiUrl,
+//                    HttpMethod.POST,
+//                    entity,
+//                    String.class
+//            );
+//
+//            return ResponseEntity.ok(response.getBody());
+//        } catch (Exception e) {
+//            LOGGER.log(Level.SEVERE, "聊天请求处理失败", e);
+//            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
+//                    .body("{\"error\":\"服务器错误: " + e.getMessage() + "\"}");
+//        }
+//    }
+//}

src/springboot/src/main/java/com/example/controller/CustomerController.java

@@ -0,0 +1,137 @@
+package com.example.controller;
+
+import cn.hutool.poi.excel.ExcelReader;
+import cn.hutool.poi.excel.ExcelUtil;
+import cn.hutool.poi.excel.ExcelWriter;
+import com.example.common.Result;
+import com.example.common.enums.ResultCodeEnum;
+import com.example.entity.Customer;
+import com.example.service.CustomerService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.annotation.Resource;
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.net.URLEncoder;
+import java.util.List;
+
+/**
+ * 客户表前端操作接口
+ **/
+@RestController
+@RequestMapping("/customer")
+public class CustomerController {
+
+    @Resource
+    private CustomerService customerService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody Customer customer) {
+        customerService.add(customer);
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        customerService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        customerService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody Customer customer) {
+        customerService.updateById(customer);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        Customer customer = customerService.selectById(id);
+        return Result.success(customer);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(Customer customer) {
+        List<Customer> list = customerService.selectAll(customer);
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(Customer customer,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<Customer> page = customerService.selectPage(customer, pageNum, pageSize);
+        return Result.success(page);
+    }
+
+    /**
+     * 批量导出数据
+     */
+    @GetMapping("/export")
+    public void exportData(HttpServletResponse response) throws IOException {
+        ExcelWriter writer = ExcelUtil.getWriter(true);
+
+        List<Customer> list = customerService.selectAll(null);
+        writer.write(list, true);
+
+        response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8");
+        response.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode("客户信息表", "UTF-8") + ".xlsx");
+        ServletOutputStream outputStream = response.getOutputStream();
+        writer.flush(outputStream, true);
+        outputStream.flush();
+        writer.close();
+        outputStream.close();
+    }
+
+    /**
+     * 批量导入
+     *
+     * @param file 传入的excel文件对象
+     * @return 导入结果
+     */
+    @PostMapping("/import")
+    public Result importData(MultipartFile file) throws IOException {
+        ExcelReader reader = ExcelUtil.getReader(file.getInputStream());
+        List<Customer> list = reader.readAll(Customer.class);
+        // 写入数据到数据库
+        try {
+            for (Customer customer : list) {
+                customerService.add(customer);
+            }
+        } catch (Exception e) {
+            System.err.println(e.getMessage());
+            return Result.error(ResultCodeEnum.DATA_IMPORT_ERROR);
+        }
+        return Result.success();
+    }
+
+}

src/springboot/src/main/java/com/example/controller/DepartmentController.java

@@ -0,0 +1,94 @@
+package com.example.controller;
+
+import com.example.common.Result;
+import com.example.entity.Department;
+import com.example.service.DepartmentService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * 部门信息接口
+ */
+@RestController
+@RequestMapping("/department")
+public class DepartmentController {
+    @Resource
+    private DepartmentService departmentService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody Department department) {
+        departmentService.add(department);
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        departmentService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        departmentService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody Department department) {
+        departmentService.updateById(department);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        Department department = departmentService.selectById(id);
+        return Result.success(department);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(Department department ) {
+        List<Department> list = departmentService.selectAll(department);
+        return Result.success(list);
+    }
+
+    /**
+     * 查询树形结构数据
+     */
+    @GetMapping("/selectTree")
+    public Result selectTree() {
+        List<Department> list = departmentService.selectTree();
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(Department department,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<Department> page = departmentService.selectPage(department, pageNum, pageSize);
+        return Result.success(page);
+    }
+}

src/springboot/src/main/java/com/example/controller/FileController.java

@@ -0,0 +1,95 @@
+package com.example.controller;
+
+import cn.hutool.core.io.FileUtil;
+import cn.hutool.core.thread.ThreadUtil;
+import cn.hutool.core.util.StrUtil;
+import com.example.common.Result;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.servlet.http.HttpServletResponse;
+import java.io.OutputStream;
+import java.net.URLEncoder;
+import java.util.List;
+
+/**
+ * 文件接口
+ */
+@RestController
+@RequestMapping("/files")
+public class FileController {
+
+    // 文件上传存储路径
+    private static final String filePath = System.getProperty("user.dir") + "/files/";
+
+    @Value("${server.port:9090}")
+    private String port;
+
+    @Value("${ip:localhost}")
+    private String ip;
+
+    /**
+     * 文件上传
+     */
+    @PostMapping("/upload")
+    public Result upload(MultipartFile file) {
+        String flag;
+        synchronized (FileController.class) {
+            flag = System.currentTimeMillis() + "";
+            ThreadUtil.sleep(1L);
+        }
+        String fileName = file.getOriginalFilename();
+        try {
+            if (!FileUtil.isDirectory(filePath)) {
+                FileUtil.mkdir(filePath);
+            }
+            // 文件存储形式：时间戳-文件名
+            FileUtil.writeBytes(file.getBytes(), filePath + flag + "-" + fileName);  // ***/manager/files/1697438073596-avatar.png
+            System.out.println(fileName + "--上传成功");
+
+        } catch (Exception e) {
+            System.err.println(fileName + "--文件上传失败");
+        }
+        String http = "http://" + ip + ":" + port + "/files/";
+        return Result.success(http + flag + "-" + fileName);  //  http://localhost:9090/files/1697438073596-avatar.png
+    }
+
+
+    /**
+     * 获取文件
+     *
+     * @param flag
+     * @param response
+     */
+    @GetMapping("/{flag}")   //  1697438073596-avatar.png
+    public void avatarPath(@PathVariable String flag, HttpServletResponse response) {
+        OutputStream os;
+        try {
+            if (StrUtil.isNotEmpty(flag)) {
+                response.addHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode(flag, "UTF-8"));
+                response.setContentType("application/octet-stream");
+                byte[] bytes = FileUtil.readBytes(filePath + flag);
+                os = response.getOutputStream();
+                os.write(bytes);
+                os.flush();
+                os.close();
+            }
+        } catch (Exception e) {
+            System.out.println("文件下载失败");
+        }
+    }
+
+    /**
+     * 删除文件
+     *
+     * @param flag
+     */
+    @DeleteMapping("/{flag}")
+    public void delFile(@PathVariable String flag) {
+        FileUtil.del(filePath + flag);
+        System.out.println("删除文件" + flag + "成功");
+    }
+
+
+}

src/springboot/src/main/java/com/example/controller/GoodsController.java

@@ -0,0 +1,137 @@
+package com.example.controller;
+
+import cn.hutool.poi.excel.ExcelReader;
+import cn.hutool.poi.excel.ExcelUtil;
+import cn.hutool.poi.excel.ExcelWriter;
+import com.example.common.Result;
+import com.example.common.enums.ResultCodeEnum;
+import com.example.entity.Goods;
+import com.example.service.GoodsService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.annotation.Resource;
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.net.URLEncoder;
+import java.util.List;
+
+/**
+ * 商品表前端操作接口
+ **/
+@RestController
+@RequestMapping("/goods")
+public class GoodsController {
+
+    @Resource
+    private GoodsService goodsService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody Goods goods) {
+        goodsService.add(goods);
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        goodsService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        goodsService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody Goods goods) {
+        goodsService.updateById(goods);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        Goods goods = goodsService.selectById(id);
+        return Result.success(goods);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(Goods goods) {
+        List<Goods> list = goodsService.selectAll(goods);
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(Goods goods,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<Goods> page = goodsService.selectPage(goods, pageNum, pageSize);
+        return Result.success(page);
+    }
+
+    /**
+     * 批量导出数据
+     */
+    @GetMapping("/export")
+    public void exportData(HttpServletResponse response) throws IOException {
+        ExcelWriter writer = ExcelUtil.getWriter(true);
+
+        List<Goods> list = goodsService.selectAll(null);// 查询出当前User表的所有数据
+        writer.write(list, true);
+
+        response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8");
+        response.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode("商品信息表", "UTF-8") + ".xlsx");
+        ServletOutputStream outputStream = response.getOutputStream();
+        writer.flush(outputStream, true);
+        outputStream.flush();
+        writer.close();
+        outputStream.close();
+    }
+
+    /**
+     * 批量导入
+     *
+     * @param file 传入的excel文件对象
+     * @return 导入结果
+     */
+    @PostMapping("/import")
+    public Result importData(MultipartFile file) throws IOException {
+        ExcelReader reader = ExcelUtil.getReader(file.getInputStream());
+        List<Goods> list = reader.readAll(Goods.class);
+        // 写入数据到数据库
+        try {
+            for (Goods goods : list) {
+                goodsService.add(goods);
+            }
+        } catch (Exception e) {
+            System.err.println(e.getMessage());
+            return Result.error(ResultCodeEnum.DATA_IMPORT_ERROR);
+        }
+        return Result.success();
+    }
+
+}

src/springboot/src/main/java/com/example/controller/LogsController.java

@@ -0,0 +1,86 @@
+package com.example.controller;
+
+import com.example.common.Result;
+import com.example.entity.Logs;
+import com.example.service.LogsService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * 前端操作接口
+ **/
+@RestController
+@RequestMapping("/logs")
+public class LogsController {
+
+    @Resource
+    private LogsService logsService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody Logs logs) {
+        logsService.add(logs);
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        logsService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        logsService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody Logs logs) {
+        logsService.updateById(logs);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        Logs logs = logsService.selectById(id);
+        return Result.success(logs);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(Logs logs) {
+        List<Logs> list = logsService.selectAll(logs);
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(Logs logs,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<Logs> page = logsService.selectPage(logs, pageNum, pageSize);
+        return Result.success(page);
+    }
+
+}

src/springboot/src/main/java/com/example/controller/NoticeController.java

@@ -0,0 +1,86 @@
+package com.example.controller;
+
+import com.example.common.Result;
+import com.example.entity.Notice;
+import com.example.service.NoticeService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * 公告信息表前端操作接口
+ **/
+@RestController
+@RequestMapping("/notice")
+public class NoticeController {
+
+    @Resource
+    private NoticeService noticeService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody Notice notice) {
+        noticeService.add(notice);
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        noticeService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        noticeService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody Notice notice) {
+        noticeService.updateById(notice);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        Notice notice = noticeService.selectById(id);
+        return Result.success(notice);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(Notice notice ) {
+        List<Notice> list = noticeService.selectAll(notice);
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(Notice notice,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<Notice> page = noticeService.selectPage(notice, pageNum, pageSize);
+        return Result.success(page);
+    }
+
+}

src/springboot/src/main/java/com/example/controller/SaleBackController.java

@@ -0,0 +1,86 @@
+package com.example.controller;
+
+import com.example.common.Result;
+import com.example.entity.SaleBack;
+import com.example.service.SaleBackService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * 商品销售前端操作接口
+ **/
+@RestController
+@RequestMapping("/saleBack")
+public class SaleBackController {
+
+    @Resource
+    private SaleBackService saleBackService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody SaleBack saleBack) {
+        saleBackService.add(saleBack);
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        saleBackService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        saleBackService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody SaleBack saleBack) {
+        saleBackService.updateById(saleBack);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        SaleBack saleBack = saleBackService.selectById(id);
+        return Result.success(saleBack);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(SaleBack saleBack) {
+        List<SaleBack> list = saleBackService.selectAll(saleBack);
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(SaleBack saleBack,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<SaleBack> page = saleBackService.selectPage(saleBack, pageNum, pageSize);
+        return Result.success(page);
+    }
+
+}

src/springboot/src/main/java/com/example/controller/SaleController.java

@@ -0,0 +1,86 @@
+package com.example.controller;
+
+import com.example.common.Result;
+import com.example.entity.Sale;
+import com.example.service.SaleService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * 商品销售前端操作接口
+ **/
+@RestController
+@RequestMapping("/sale")
+public class SaleController {
+
+    @Resource
+    private SaleService saleService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody Sale sale) {
+        saleService.add(sale);
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        saleService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        saleService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody Sale sale) {
+        saleService.updateById(sale);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        Sale sale = saleService.selectById(id);
+        return Result.success(sale);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(Sale sale) {
+        List<Sale> list = saleService.selectAll(sale);
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(Sale sale,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<Sale> page = saleService.selectPage(sale, pageNum, pageSize);
+        return Result.success(page);
+    }
+
+}

src/springboot/src/main/java/com/example/controller/StaffController.java

@@ -0,0 +1,94 @@
+package com.example.controller;
+
+import com.example.common.Result;
+import com.example.entity.Account;
+import com.example.entity.Staff;
+import com.example.service.LogsService;
+import com.example.service.StaffService;
+import com.example.utils.TokenUtils;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@RestController
+@RequestMapping("/staff")
+public class StaffController {
+
+    @Resource
+    private StaffService staffService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody Staff staff) {
+        staffService.add(staff);
+
+        Account currentUser = TokenUtils.getCurrentUser();
+        LogsService.recordLog("新增员工" + staff.getUsername(), "新增", currentUser.getUsername());
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        Account currentUser = TokenUtils.getCurrentUser();
+        Staff staff = staffService.selectById(id);
+        LogsService.recordLog("删除员工" + staff.getUsername(), "删除", currentUser.getUsername());
+
+        staffService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        staffService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody Staff staff) {
+        staffService.updateById(staff);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        Staff staff = staffService.selectById(id);
+        return Result.success(staff);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(Staff staff) {
+        List<Staff> list = staffService.selectAll(staff);
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(Staff staff,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<Staff> page = staffService.selectPage(staff, pageNum, pageSize);
+        return Result.success(page);
+    }
+
+}

src/springboot/src/main/java/com/example/controller/StockController.java

@@ -0,0 +1,86 @@
+package com.example.controller;
+
+import com.example.common.Result;
+import com.example.entity.Stock;
+import com.example.service.StockService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * 商品进货前端操作接口
+ **/
+@RestController
+@RequestMapping("/stock")
+public class StockController {
+
+    @Resource
+    private StockService stockService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody Stock stock) {
+        stockService.add(stock);
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        stockService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        stockService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody Stock stock) {
+        stockService.updateById(stock);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        Stock stock = stockService.selectById(id);
+        return Result.success(stock);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(Stock stock) {
+        List<Stock> list = stockService.selectAll(stock);
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(Stock stock,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<Stock> page = stockService.selectPage(stock, pageNum, pageSize);
+        return Result.success(page);
+    }
+
+}

src/springboot/src/main/java/com/example/controller/SupplierController.java

@@ -0,0 +1,133 @@
+package com.example.controller;
+
+import cn.hutool.poi.excel.ExcelReader;
+import cn.hutool.poi.excel.ExcelUtil;
+import cn.hutool.poi.excel.ExcelWriter;
+import com.example.common.Result;
+import com.example.common.enums.ResultCodeEnum;
+import com.example.entity.Supplier;
+import com.example.service.SupplierService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.annotation.Resource;
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.net.URLEncoder;
+import java.util.List;
+
+/**
+ * 供应商表前端操作接口
+ **/
+@RestController
+@RequestMapping("/supplier")
+public class SupplierController {
+
+    @Resource
+    private SupplierService supplierService;
+
+    /**
+     * 新增
+     */
+    @PostMapping("/add")
+    public Result add(@RequestBody Supplier supplier) {
+        supplierService.add(supplier);
+        return Result.success();
+    }
+
+    /**
+     * 删除
+     */
+    @DeleteMapping("/delete/{id}")
+    public Result deleteById(@PathVariable Integer id) {
+        supplierService.deleteById(id);
+        return Result.success();
+    }
+
+    /**
+     * 批量删除
+     */
+    @DeleteMapping("/delete/batch")
+    public Result deleteBatch(@RequestBody List<Integer> ids) {
+        supplierService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 修改
+     */
+    @PutMapping("/update")
+    public Result updateById(@RequestBody Supplier supplier) {
+        supplierService.updateById(supplier);
+        return Result.success();
+    }
+
+    /**
+     * 根据ID查询
+     */
+    @GetMapping("/selectById/{id}")
+    public Result selectById(@PathVariable Integer id) {
+        Supplier supplier = supplierService.selectById(id);
+        return Result.success(supplier);
+    }
+
+    /**
+     * 查询所有
+     */
+    @GetMapping("/selectAll")
+    public Result selectAll(Supplier supplier) {
+        List<Supplier> list = supplierService.selectAll(supplier);
+        return Result.success(list);
+    }
+
+    /**
+     * 分页查询
+     */
+    @GetMapping("/selectPage")
+    public Result selectPage(Supplier supplier,
+                             @RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "10") Integer pageSize) {
+        PageInfo<Supplier> page = supplierService.selectPage(supplier, pageNum, pageSize);
+        return Result.success(page);
+    }
+
+    /**
+     * 批量导出数据
+     */
+    @GetMapping("/export")
+    public void exportData(HttpServletResponse response) throws IOException {
+        ExcelWriter writer = ExcelUtil.getWriter(true);
+
+        List<Supplier> list = supplierService.selectAll(null);
+        writer.write(list, true);
+
+        response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8");
+        response.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode("供应商信息表", "UTF-8") + ".xlsx");
+        ServletOutputStream outputStream = response.getOutputStream();
+        writer.flush(outputStream, true);
+        outputStream.flush();
+        writer.close();
+        outputStream.close();
+    }
+
+    /**
+     * 批量导入
+     */
+    @PostMapping("/import")
+    public Result importData(MultipartFile file) throws IOException {
+        ExcelReader reader = ExcelUtil.getReader(file.getInputStream());
+        List<Supplier> list = reader.readAll(Supplier.class);
+        // 写入数据到数据库
+        try {
+            for (Supplier supplier : list) {
+                supplierService.add(supplier);
+            }
+        } catch (Exception e) {
+            return Result.error(ResultCodeEnum.DATA_IMPORT_ERROR);
+        }
+        return Result.success();
+    }
+
+}

src/springboot/src/main/java/com/example/controller/WebController.java

@@ -0,0 +1,241 @@
+package com.example.controller;
+
+import cn.hutool.core.date.DateField;
+import cn.hutool.core.date.DateTime;
+import cn.hutool.core.date.DateUtil;
+import cn.hutool.core.lang.Dict;
+import cn.hutool.core.util.ObjectUtil;
+import cn.hutool.core.util.StrUtil;
+import com.example.common.Result;
+import com.example.common.enums.ResultCodeEnum;
+import com.example.common.enums.RoleEnum;
+import com.example.entity.Account;
+import com.example.entity.Goods;
+import com.example.entity.Sale;
+import com.example.entity.Stock;
+import com.example.exception.CustomException;
+import com.example.service.*;
+import com.example.utils.TokenUtils;
+import com.example.utils.ValidateCodeCache;
+import com.example.utils.ValidateCodeProperties;
+import com.wf.captcha.GifCaptcha;
+import com.wf.captcha.SpecCaptcha;
+import com.wf.captcha.base.Captcha;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import org.springframework.web.bind.annotation.*;
+
+import javax.annotation.Resource;
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * 基础前端接口
+ */
+@RestController
+public class WebController {
+
+    @Resource
+    private AdminService adminService;
+
+    @Resource
+    private StaffService staffService;
+
+    @Resource
+    private GoodsService goodsService;
+
+    @Resource
+    StockService stockService;
+
+    @Resource
+    SaleService saleService;
+    @Autowired
+    WarnService warnService;
+
+    @GetMapping("/")
+    public Result hello() {
+        return Result.success("访问成功");
+    }
+
+
+
+    @GetMapping("/getValidateCode")
+    public void getValidateCode(HttpServletRequest request, HttpServletResponse response) {
+        // 生成验证码
+        ValidateCodeProperties code = new ValidateCodeProperties();
+        setHeader(response, code.getType());
+        Captcha captcha = createCaptcha(code);
+        // 存储验证码到缓存
+        ValidateCodeCache.setCache(request.getParameter("key"), captcha.text().toLowerCase());
+        try {
+            ServletOutputStream outputStream = response.getOutputStream();
+            captcha.out(outputStream);
+            outputStream.flush();
+            outputStream.close();
+        } catch (IOException e) {
+            e.printStackTrace();
+            throw new CustomException(ResultCodeEnum.VALIDATE_CODE_ERROR);
+        }
+    }
+
+    /**
+     * 创建验证码
+     */
+    private Captcha createCaptcha(ValidateCodeProperties code) {
+        Captcha captcha = null;
+        if ("gif".equalsIgnoreCase(code.getType())) {
+            captcha = new GifCaptcha(code.getWidth(), code.getHeight(), code.getLength());
+        } else {
+            captcha = new SpecCaptcha(code.getWidth(), code.getHeight(), code.getLength());
+        }
+        captcha.setCharType(code.getCharType());
+        return captcha;
+    }
+
+    /**
+     * 设置验证码返回头
+     */
+    private void setHeader(HttpServletResponse response, String type) {
+        if ("gif".equalsIgnoreCase(type)) {
+            response.setContentType(MediaType.IMAGE_GIF_VALUE);
+        } else {
+            response.setContentType(MediaType.IMAGE_PNG_VALUE);
+        }
+        response.setHeader(HttpHeaders.PRAGMA, "No-cache");
+        response.setHeader(HttpHeaders.CACHE_CONTROL, "no-cache");
+        response.setDateHeader(HttpHeaders.EXPIRES, 0L);
+    }
+
+
+    /**
+     * 登录
+     */
+    @PostMapping("/login")
+    public Result login(@RequestBody Account account) {
+        if (ObjectUtil.isEmpty(account.getUsername()) || ObjectUtil.isEmpty(account.getPassword())
+                || ObjectUtil.isEmpty(account.getRole()) || ObjectUtil.isEmpty(account.getKey())
+                || ObjectUtil.isEmpty(account.getCode())) {
+            return Result.error(ResultCodeEnum.PARAM_LOST_ERROR);
+        }
+        // 对验证码进行校验
+        boolean result = ValidateCodeCache.validateCode(account.getKey(), account.getCode());
+        if (!result) {  // code不存在
+            return Result.error(ResultCodeEnum.VALIDATE_CODE_ERROR);
+        }
+        if (RoleEnum.ADMIN.name().equals(account.getRole())) {
+            account = adminService.login(account);
+        } else if (RoleEnum.STAFF.name().equals(account.getRole())) {
+            account = staffService.login(account);
+        }
+        // 记录登录的日志
+        LogsService.recordLog("用户登录", "登录", account.getUsername());
+        return Result.success(account);
+    }
+
+    /**
+     * 注册
+     */
+    @PostMapping("/register")
+    public Result register(@RequestBody Account account) {
+        if (StrUtil.isBlank(account.getUsername()) || StrUtil.isBlank(account.getPassword())
+                || ObjectUtil.isEmpty(account.getRole())) {
+            return Result.error(ResultCodeEnum.PARAM_LOST_ERROR);
+        }
+        if (RoleEnum.STAFF.name().equals(account.getRole())) {
+            staffService.register(account);
+            // 记录登录的日志
+            LogsService.recordLog("用户注册", "注册", account.getUsername());
+        }
+        return Result.success();
+    }
+
+    /**
+     * 修改密码
+     */
+    @PutMapping("/updatePassword")
+    public Result updatePassword(@RequestBody Account account) {
+        if (StrUtil.isBlank(account.getUsername()) || StrUtil.isBlank(account.getPassword())
+                || ObjectUtil.isEmpty(account.getNewPassword())) {
+            return Result.error(ResultCodeEnum.PARAM_LOST_ERROR);
+        }
+        if (RoleEnum.ADMIN.name().equals(account.getRole())) {
+            adminService.updatePassword(account);
+        } else if (RoleEnum.STAFF.name().equals(account.getRole())) {
+            staffService.updatePassword(account);
+        }
+        return Result.success();
+    }
+
+    /**
+     * 统计数据
+     */
+    @GetMapping("/dataCount")
+    public Result dataCount() {
+        List<Goods> goodsList = goodsService.selectAll(null);
+        List<Stock> stockList = stockService.selectAll(null);
+        List<Sale> saleList = saleService.selectAll(null);
+        // 查询商品总库存
+        Integer store = goodsList.stream().map(Goods::getNum).reduce(Integer::sum).orElse(0);
+        // 查询商品的总金额
+        Double money = goodsList.stream().map(goods -> goods.getPrice() * goods.getNum()).reduce(Double::sum).orElse(0D);
+        // 查询进货数量
+        Integer stock = stockList.stream().map(Stock::getNum).reduce(Integer::sum).orElse(0);
+        // 查询销售数量
+        Integer sale = saleList.stream().map(Sale::getNum).reduce(Integer::sum).orElse(0);
+        Dict dict = Dict.create().set("store", store).set("money", money).set("stock", stock).set("sale", sale);
+        return Result.success(dict);
+    }
+
+    /**
+     * 统计过去一周的商品销售额
+     */
+    @GetMapping("/goodsCount")
+    public Result goodsCount() {
+        List<Sale> saleList = saleService.selectAll(null);
+        // 获取最新的一周的数据
+        Date today = new Date();
+        // 从8天前到昨天  一周的时间集合
+        List<DateTime> dateRange = DateUtil.rangeToList(DateUtil.offsetDay(today, -8), DateUtil.offsetDay(today, -1), DateField.DAY_OF_YEAR);
+        // 排序
+        dateRange = dateRange.stream().sorted((a, b) -> (int) (a.getTime() - b.getTime())).collect(Collectors.toList());
+        List<Dict> list = new ArrayList<>();
+        for (DateTime dateTime : dateRange) {
+            String dateStr = DateUtil.formatDate(dateTime);// 把  datetime类型的数据转换成字符串
+            Double sum = saleList.stream().filter(sale -> sale.getTime().contains(dateStr)).map(Sale::getTotal).reduce(Double::sum).orElse(0D);
+            Dict dict = Dict.create();
+            dict.set("name", dateStr).set("value", sum);
+            list.add(dict);
+        }
+        return Result.success(list);
+    }
+
+    /**
+     * 统计过去一周的商品销售额
+     */
+    @GetMapping("/storeCount")
+    public Result storeCount() {
+        List<Goods> goodsList = goodsService.selectAll(null);
+        List<Dict> list = new ArrayList<>();
+        List<String> nameList = goodsList.stream().map(Goods::getName).collect(Collectors.toList());
+        for (String name : nameList) {
+            Dict dict = Dict.create();
+            Integer sum = goodsList.stream().filter(goods -> goods.getName().equals(name)).map(Goods::getNum).reduce(Integer::sum).orElse(0);
+            dict.set("name", name).set("value", sum);
+            list.add(dict);
+        }
+        return Result.success(list);
+    }
+
+    @GetMapping("/warning")
+    public Result warning(){
+        return warnService.warning();
+    }
+
+}

src/springboot/src/main/java/com/example/entity/Account.java

@@ -0,0 +1,122 @@
+package com.example.entity;
+
+/**
+ * 角色用户父类
+ */
+public class Account {
+    private Integer id;
+    /** 用户名 */
+    private String username;
+    /** 名称 */
+    private String name;
+    /** 密码 */
+    private String password;
+    /** 角色标识 */
+    private String role;
+    /** 新密码 */
+    private String newPassword;
+    /** 头像 */
+    private String avatar;
+
+    private String token;
+    private String key;
+    private String code;
+    private Boolean status;
+    private String departmentName;
+
+    public String getDepartmentName() {
+        return departmentName;
+    }
+
+    public void setDepartmentName(String departmentName) {
+        this.departmentName = departmentName;
+    }
+
+    public Boolean getStatus() {
+        return status;
+    }
+
+    public void setStatus(Boolean status) {
+        this.status = status;
+    }
+
+    public String getKey() {
+        return key;
+    }
+
+    public void setKey(String key) {
+        this.key = key;
+    }
+
+    public String getCode() {
+        return code;
+    }
+
+    public void setCode(String code) {
+        this.code = code;
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getUsername() {
+        return username;
+    }
+
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+
+    public String getRole() {
+        return role;
+    }
+
+    public void setRole(String role) {
+        this.role = role;
+    }
+
+    public String getNewPassword() {
+        return newPassword;
+    }
+
+    public void setNewPassword(String newPassword) {
+        this.newPassword = newPassword;
+    }
+
+    public String getAvatar() {
+        return avatar;
+    }
+
+    public void setAvatar(String avatar) {
+        this.avatar = avatar;
+    }
+
+    public String getToken() {
+        return token;
+    }
+
+    public void setToken(String token) {
+        this.token = token;
+    }
+}

src/springboot/src/main/java/com/example/entity/Admin.java

@@ -0,0 +1,103 @@
+package com.example.entity;
+
+import java.io.Serializable;
+
+/**
+ * 管理员
+*/
+public class Admin extends Account implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /** ID */
+    private Integer id;
+    /** 用户名 */
+    private String username;
+    /** 密码 */
+    private String password;
+    /** 姓名 */
+    private String name;
+    /** 电话 */
+    private String phone;
+    /** 邮箱 */
+    private String email;
+    /** 头像 */
+    private String avatar;
+    /** 角色标识 */
+    private String role;
+
+    @Override
+    public Integer getId() {
+        return id;
+    }
+
+    @Override
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    @Override
+    public String getUsername() {
+        return username;
+    }
+
+    @Override
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    @Override
+    public String getPassword() {
+        return password;
+    }
+
+    @Override
+    public void setPassword(String password) {
+        this.password = password;
+    }
+
+    @Override
+    public String getName() {
+        return name;
+    }
+
+    @Override
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getPhone() {
+        return phone;
+    }
+
+    public void setPhone(String phone) {
+        this.phone = phone;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    @Override
+    public String getAvatar() {
+        return avatar;
+    }
+
+    @Override
+    public void setAvatar(String avatar) {
+        this.avatar = avatar;
+    }
+
+    @Override
+    public String getRole() {
+        return role;
+    }
+
+    @Override
+    public void setRole(String role) {
+        this.role = role;
+    }
+}

src/springboot/src/main/java/com/example/entity/Back.java

@@ -0,0 +1,139 @@
+package com.example.entity;
+
+import java.io.Serializable;
+
+/**
+ * 商品退货
+ */
+public class Back implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /** ID */
+    private Integer id;
+    /** 供应商ID */
+    private Integer supplierId;
+    /** 商品ID */
+    private Integer goodsId;
+    /** 支付类型 */
+    private String payType;
+    /** 退货时间 */
+    private String time;
+    /** 操作人ID */
+    private String user;
+    /** 退货数量 */
+    private Integer num;
+    /** 商品规格 */
+    private String unit;
+    /** 退货价格 */
+    private Double price;
+    /** 退货总价格 */
+    private Double total;
+    /** 备注 */
+    private String comment;
+    private String goodsName;
+    private String supplierName;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public Integer getSupplierId() {
+        return supplierId;
+    }
+
+    public void setSupplierId(Integer supplierId) {
+        this.supplierId = supplierId;
+    }
+
+    public Integer getGoodsId() {
+        return goodsId;
+    }
+
+    public void setGoodsId(Integer goodsId) {
+        this.goodsId = goodsId;
+    }
+
+    public String getPayType() {
+        return payType;
+    }
+
+    public void setPayType(String payType) {
+        this.payType = payType;
+    }
+
+    public String getTime() {
+        return time;
+    }
+
+    public void setTime(String time) {
+        this.time = time;
+    }
+
+    public String getUser() {
+        return user;
+    }
+
+    public void setUser(String user) {
+        this.user = user;
+    }
+
+    public Integer getNum() {
+        return num;
+    }
+
+    public void setNum(Integer num) {
+        this.num = num;
+    }
+
+    public String getUnit() {
+        return unit;
+    }
+
+    public void setUnit(String unit) {
+        this.unit = unit;
+    }
+
+    public Double getPrice() {
+        return price;
+    }
+
+    public void setPrice(Double price) {
+        this.price = price;
+    }
+
+    public Double getTotal() {
+        return total;
+    }
+
+    public void setTotal(Double total) {
+        this.total = total;
+    }
+
+    public String getComment() {
+        return comment;
+    }
+
+    public void setComment(String comment) {
+        this.comment = comment;
+    }
+
+    public String getGoodsName() {
+        return goodsName;
+    }
+
+    public void setGoodsName(String goodsName) {
+        this.goodsName = goodsName;
+    }
+
+    public String getSupplierName() {
+        return supplierName;
+    }
+
+    public void setSupplierName(String supplierName) {
+        this.supplierName = supplierName;
+    }
+}

src/springboot/src/main/java/com/example/entity/Customer.java

@@ -0,0 +1,135 @@
+package com.example.entity;
+
+import cn.hutool.core.annotation.Alias;
+
+import java.io.Serializable;
+
+/**
+ * 客户表
+ */
+public class Customer implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /** ID */
+    @Alias("ID")
+    private Integer id;
+    /** 客户名称 */
+    @Alias("客户名称")
+    private String name;
+    /** 客户地址 */
+    @Alias("客户地址")
+    private String address;
+    /** 客户电话 */
+    @Alias("客户电话")
+    private String tel;
+    /** 客户邮箱 */
+    @Alias("客户邮箱")
+    private String email;
+    /** 客户邮编 */
+    @Alias("客户邮编")
+    private String zipCode;
+    /** 联系人 */
+    @Alias("联系人")
+    private String user;
+    /** 联系人电话 */
+    @Alias("联系人电话")
+    private String phone;
+    /** 开户银行 */
+    @Alias("开户银行")
+    private String bank;
+    /** 开户行账号 */
+    @Alias("开户行账号")
+    private String bankCard;
+    /** 状态 */
+    @Alias("状态")
+    private String status;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getAddress() {
+        return address;
+    }
+
+    public void setAddress(String address) {
+        this.address = address;
+    }
+
+    public String getTel() {
+        return tel;
+    }
+
+    public void setTel(String tel) {
+        this.tel = tel;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    public String getZipCode() {
+        return zipCode;
+    }
+
+    public void setZipCode(String zipCode) {
+        this.zipCode = zipCode;
+    }
+
+    public String getUser() {
+        return user;
+    }
+
+    public void setUser(String user) {
+        this.user = user;
+    }
+
+    public String getPhone() {
+        return phone;
+    }
+
+    public void setPhone(String phone) {
+        this.phone = phone;
+    }
+
+    public String getBank() {
+        return bank;
+    }
+
+    public void setBank(String bank) {
+        this.bank = bank;
+    }
+
+    public String getBankCard() {
+        return bankCard;
+    }
+
+    public void setBankCard(String bankCard) {
+        this.bankCard = bankCard;
+    }
+
+    public String getStatus() {
+        return status;
+    }
+
+    public void setStatus(String status) {
+        this.status = status;
+    }
+
+}

src/springboot/src/main/java/com/example/entity/Department.java

@@ -0,0 +1,65 @@
+package com.example.entity;
+
+import java.util.List;
+
+/**
+ * 部门的实体类
+ */
+public class Department {
+
+    private Integer id;
+    private String name;
+    private String address;
+    private Integer pid;
+    private Integer level;
+
+    private List<Department> children;
+
+    public List<Department> getChildren() {
+        return children;
+    }
+
+    public void setChildren(List<Department> children) {
+        this.children = children;
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getAddress() {
+        return address;
+    }
+
+    public void setAddress(String address) {
+        this.address = address;
+    }
+
+    public Integer getPid() {
+        return pid;
+    }
+
+    public void setPid(Integer pid) {
+        this.pid = pid;
+    }
+
+    public Integer getLevel() {
+        return level;
+    }
+
+    public void setLevel(Integer level) {
+        this.level = level;
+    }
+}

src/springboot/src/main/java/com/example/entity/Goods.java

@@ -0,0 +1,190 @@
+package com.example.entity;
+
+import cn.hutool.core.annotation.Alias;
+
+import java.io.Serializable;
+
+/**
+ * 商品表
+ */
+public class Goods implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * ID
+     */
+    @Alias("ID")
+    private Integer id;
+    /**
+     * 商品名称
+     */
+    @Alias("商品名称")
+    private String name;
+    /**
+     * 供应商ID
+     */
+    @Alias("供应商ID")
+    private Integer supplierId;
+    /**
+     * 商品产地
+     */
+    @Alias("商品产地")
+    private String producer;
+    /**
+     * 商品描述
+     */
+    @Alias("商品描述")
+    private String descr;
+    /**
+     * 销售价格
+     */
+    @Alias("销售价格")
+    private Double price;
+    /**
+     * 数量
+     */
+    @Alias("数量")
+    private Integer num;
+    /**
+     * 商品图片
+     */
+    @Alias("商品图片")
+    private String img;
+    /**
+     * 商品规格
+     */
+    @Alias("商品规格")
+    private String unit;
+    /**
+     * 包装单位
+     */
+    @Alias("包装单位")
+    private String pack;
+    /**
+     * 生产批号
+     */
+    @Alias("生产批号")
+    private String productNo;
+    /**
+     * 批准文号
+     */
+    @Alias("批准文号")
+    private String approveNo;
+    @Alias("状态")
+    private String status;
+
+    @Alias("供应商名称")
+    private String supplierName;
+
+    public String getSupplierName() {
+        return supplierName;
+    }
+
+    public void setSupplierName(String supplierName) {
+        this.supplierName = supplierName;
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Integer getSupplierId() {
+        return supplierId;
+    }
+
+    public void setSupplierId(Integer supplierId) {
+        this.supplierId = supplierId;
+    }
+
+    public String getProducer() {
+        return producer;
+    }
+
+    public void setProducer(String producer) {
+        this.producer = producer;
+    }
+
+    public String getDescr() {
+        return descr;
+    }
+
+    public void setDescr(String descr) {
+        this.descr = descr;
+    }
+
+    public Double getPrice() {
+        return price;
+    }
+
+    public void setPrice(Double price) {
+        this.price = price;
+    }
+
+    public String getImg() {
+        return img;
+    }
+
+    public void setImg(String img) {
+        this.img = img;
+    }
+
+    public String getPack() {
+        return pack;
+    }
+
+    public void setPack(String pack) {
+        this.pack = pack;
+    }
+
+    public String getProductNo() {
+        return productNo;
+    }
+
+    public void setProductNo(String productNo) {
+        this.productNo = productNo;
+    }
+
+    public String getApproveNo() {
+        return approveNo;
+    }
+
+    public void setApproveNo(String approveNo) {
+        this.approveNo = approveNo;
+    }
+
+    public String getStatus() {
+        return status;
+    }
+
+    public void setStatus(String status) {
+        this.status = status;
+    }
+
+    public Integer getNum() {
+        return num;
+    }
+
+    public void setNum(Integer num) {
+        this.num = num;
+    }
+
+    public String getUnit() {
+        return unit;
+    }
+
+    public void setUnit(String unit) {
+        this.unit = unit;
+    }
+}

src/springboot/src/main/java/com/example/entity/Logs.java

@@ -0,0 +1,83 @@
+package com.example.entity;
+
+import java.io.Serializable;
+
+/**
+ * 日志
+ */
+public class Logs implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * ID
+     */
+    private Integer id;
+    /**
+     * 操作
+     */
+    private String operation;
+    /**
+     * 操作人
+     */
+    private String username;
+    /**
+     * 类型
+     */
+    private String type;
+    /**
+     * IP地址
+     */
+    private String ip;
+    /**
+     * 操作时间
+     */
+    private String time;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getOperation() {
+        return operation;
+    }
+
+    public void setOperation(String operation) {
+        this.operation = operation;
+    }
+
+    public String getUsername() {
+        return username;
+    }
+
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public String getIp() {
+        return ip;
+    }
+
+    public void setIp(String ip) {
+        this.ip = ip;
+    }
+
+    public String getTime() {
+        return time;
+    }
+
+    public void setTime(String time) {
+        this.time = time;
+    }
+}

src/springboot/src/main/java/com/example/entity/Notice.java

@@ -0,0 +1,62 @@
+package com.example.entity;
+
+import java.io.Serializable;
+
+/**
+ * 公告信息表
+*/
+public class Notice implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /** ID */
+    private Integer id;
+    /** 标题 */
+    private String title;
+    /** 内容 */
+    private String content;
+    /** 创建时间 */
+    private String time;
+    /** 创建人 */
+    private String user;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+
+    public String getTime() {
+        return time;
+    }
+
+    public void setTime(String time) {
+        this.time = time;
+    }
+
+    public String getUser() {
+        return user;
+    }
+
+    public void setUser(String user) {
+        this.user = user;
+    }
+
+}

src/springboot/src/main/java/com/example/entity/Sale.java

@@ -0,0 +1,150 @@
+package com.example.entity;
+
+import cn.hutool.core.annotation.Alias;
+
+import java.io.Serializable;
+
+/**
+ * 商品销售
+ */
+public class Sale implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /** ID */
+    @Alias("序号")
+    private Integer id;
+    /** 客户ID */
+    @Alias("客户ID")
+    private Integer customerId;
+    /** 商品ID */
+    @Alias("商品ID")
+    private Integer goodsId;
+    /** 支付类型 */
+    @Alias("支付类型")
+    private String payType;
+    /** 销售时间 */
+    @Alias("销售时间")
+    private String time;
+    /** 操作人 */
+    @Alias("操作人")
+    private String user;
+    /** 销售价格 */
+    @Alias("销售价格")
+    private Double price;
+    /** 销售数量 */
+    @Alias("销售数量")
+    private Integer num;
+    /** 商品规格 */
+    @Alias("商品规格")
+    private String unit;
+    /** 备注 */
+    @Alias("备注")
+    private String comment;
+    private String customerName;
+    private String goodsName;
+    private Double total;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public Integer getCustomerId() {
+        return customerId;
+    }
+
+    public void setCustomerId(Integer customerId) {
+        this.customerId = customerId;
+    }
+
+    public Integer getGoodsId() {
+        return goodsId;
+    }
+
+    public void setGoodsId(Integer goodsId) {
+        this.goodsId = goodsId;
+    }
+
+    public String getGoodsName() {
+        return goodsName;
+    }
+
+    public void setGoodsName(String goodsName) {
+        this.goodsName = goodsName;
+    }
+
+    public String getPayType() {
+        return payType;
+    }
+
+    public void setPayType(String payType) {
+        this.payType = payType;
+    }
+
+    public String getTime() {
+        return time;
+    }
+
+    public void setTime(String time) {
+        this.time = time;
+    }
+
+    public String getUser() {
+        return user;
+    }
+
+    public void setUser(String user) {
+        this.user = user;
+    }
+
+    public Double getPrice() {
+        return price;
+    }
+
+    public void setPrice(Double price) {
+        this.price = price;
+    }
+
+    public Integer getNum() {
+        return num;
+    }
+
+    public void setNum(Integer num) {
+        this.num = num;
+    }
+
+    public String getUnit() {
+        return unit;
+    }
+
+    public void setUnit(String unit) {
+        this.unit = unit;
+    }
+
+    public String getComment() {
+        return comment;
+    }
+
+    public void setComment(String comment) {
+        this.comment = comment;
+    }
+
+    public String getCustomerName() {
+        return customerName;
+    }
+
+    public void setCustomerName(String customerName) {
+        this.customerName = customerName;
+    }
+
+    public Double getTotal() {
+        return total;
+    }
+
+    public void setTotal(Double total) {
+        this.total = total;
+    }
+}

src/springboot/src/main/java/com/example/entity/SaleBack.java

@@ -0,0 +1,139 @@
+package com.example.entity;
+
+import java.io.Serializable;
+
+/**
+ * 商品销售
+ */
+public class SaleBack implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /** ID */
+    private Integer id;
+    /** 客户ID */
+    private Integer customerId;
+    /** 商品ID */
+    private Integer goodsId;
+    /** 支付类型 */
+    private String payType;
+    /** 退货时间 */
+    private String time;
+    /** 操作人 */
+    private String user;
+    /** 退货单价 */
+    private Double price;
+    /** 退货数量 */
+    private Integer num;
+    /** 商品规格 */
+    private String unit;
+    /** 退货总价 */
+    private Double total;
+    /** 备注 */
+    private String comment;
+    private String customerName;
+    private String goodsName;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public Integer getCustomerId() {
+        return customerId;
+    }
+
+    public void setCustomerId(Integer customerId) {
+        this.customerId = customerId;
+    }
+
+    public Integer getGoodsId() {
+        return goodsId;
+    }
+
+    public void setGoodsId(Integer goodsId) {
+        this.goodsId = goodsId;
+    }
+
+    public String getPayType() {
+        return payType;
+    }
+
+    public void setPayType(String payType) {
+        this.payType = payType;
+    }
+
+    public String getTime() {
+        return time;
+    }
+
+    public void setTime(String time) {
+        this.time = time;
+    }
+
+    public String getUser() {
+        return user;
+    }
+
+    public void setUser(String user) {
+        this.user = user;
+    }
+
+    public Double getPrice() {
+        return price;
+    }
+
+    public void setPrice(Double price) {
+        this.price = price;
+    }
+
+    public Integer getNum() {
+        return num;
+    }
+
+    public void setNum(Integer num) {
+        this.num = num;
+    }
+
+    public String getUnit() {
+        return unit;
+    }
+
+    public void setUnit(String unit) {
+        this.unit = unit;
+    }
+
+    public Double getTotal() {
+        return total;
+    }
+
+    public void setTotal(Double total) {
+        this.total = total;
+    }
+
+    public String getComment() {
+        return comment;
+    }
+
+    public void setComment(String comment) {
+        this.comment = comment;
+    }
+
+    public String getCustomerName() {
+        return customerName;
+    }
+
+    public void setCustomerName(String customerName) {
+        this.customerName = customerName;
+    }
+
+    public String getGoodsName() {
+        return goodsName;
+    }
+
+    public void setGoodsName(String goodsName) {
+        this.goodsName = goodsName;
+    }
+}

src/springboot/src/main/java/com/example/entity/Staff.java

@@ -0,0 +1,126 @@
+package com.example.entity;
+
+/**
+ * 员工实体类
+ */
+public class Staff extends Account {
+
+    private Integer id;
+    private String username;
+    private String password;
+    private String name;
+    private String avatar;
+    private String role;
+    private String sex;
+    private String phone;
+    private String email;
+    private String birth;
+    private Integer departmentId;
+    private Boolean status;
+
+    private String departmentName;
+
+    public String getDepartmentName() {
+        return departmentName;
+    }
+
+    public void setDepartmentName(String departmentName) {
+        this.departmentName = departmentName;
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getUsername() {
+        return username;
+    }
+
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getAvatar() {
+        return avatar;
+    }
+
+    public void setAvatar(String avatar) {
+        this.avatar = avatar;
+    }
+
+    public String getRole() {
+        return role;
+    }
+
+    public void setRole(String role) {
+        this.role = role;
+    }
+
+    public String getSex() {
+        return sex;
+    }
+
+    public void setSex(String sex) {
+        this.sex = sex;
+    }
+
+    public String getPhone() {
+        return phone;
+    }
+
+    public void setPhone(String phone) {
+        this.phone = phone;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    public String getBirth() {
+        return birth;
+    }
+
+    public void setBirth(String birth) {
+        this.birth = birth;
+    }
+
+    public Integer getDepartmentId() {
+        return departmentId;
+    }
+
+    public void setDepartmentId(Integer departmentId) {
+        this.departmentId = departmentId;
+    }
+
+    public Boolean getStatus() {
+        return status;
+    }
+
+    public void setStatus(Boolean status) {
+        this.status = status;
+    }
+}

src/springboot/src/main/java/com/example/entity/Stock.java

@@ -0,0 +1,142 @@
+package com.example.entity;
+
+import java.io.Serializable;
+
+/**
+ * 商品进货
+ */
+public class Stock implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /** ID */
+    private Integer id;
+    /** 供应商ID */
+    private Integer supplierId;
+    /** 商品ID */
+    private Integer goodsId;
+    /** 支付类型 */
+    private String payType;
+    /** 进货时间 */
+    private String time;
+    /** 操作人ID */
+    private String user;
+    /** 进货数量 */
+    private Integer num;
+    /** 商品规格 */
+    private String unit;
+    /** 进货价格 */
+    private Double price;
+    /** 进货总价格 */
+    private Double total;
+    /** 备注 */
+    private String comment;
+
+    private String supplierName;
+
+    private String goodsName;
+
+    public String getSupplierName() {
+        return supplierName;
+    }
+
+    public void setSupplierName(String supplierName) {
+        this.supplierName = supplierName;
+    }
+
+    public String getGoodsName() {
+        return goodsName;
+    }
+
+    public void setGoodsName(String goodsName) {
+        this.goodsName = goodsName;
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public Integer getSupplierId() {
+        return supplierId;
+    }
+
+    public void setSupplierId(Integer supplierId) {
+        this.supplierId = supplierId;
+    }
+
+    public Integer getGoodsId() {
+        return goodsId;
+    }
+
+    public void setGoodsId(Integer goodsId) {
+        this.goodsId = goodsId;
+    }
+
+    public String getPayType() {
+        return payType;
+    }
+
+    public void setPayType(String payType) {
+        this.payType = payType;
+    }
+
+    public String getTime() {
+        return time;
+    }
+
+    public void setTime(String time) {
+        this.time = time;
+    }
+
+    public String getUser() {
+        return user;
+    }
+
+    public void setUser(String user) {
+        this.user = user;
+    }
+
+    public Integer getNum() {
+        return num;
+    }
+
+    public void setNum(Integer num) {
+        this.num = num;
+    }
+
+    public String getUnit() {
+        return unit;
+    }
+
+    public void setUnit(String unit) {
+        this.unit = unit;
+    }
+
+    public Double getPrice() {
+        return price;
+    }
+
+    public void setPrice(Double price) {
+        this.price = price;
+    }
+
+    public Double getTotal() {
+        return total;
+    }
+
+    public void setTotal(Double total) {
+        this.total = total;
+    }
+
+    public String getComment() {
+        return comment;
+    }
+
+    public void setComment(String comment) {
+        this.comment = comment;
+    }
+
+}

src/springboot/src/main/java/com/example/entity/Supplier.java

@@ -0,0 +1,135 @@
+package com.example.entity;
+
+import cn.hutool.core.annotation.Alias;
+
+import java.io.Serializable;
+
+/**
+ * 供应商表
+ */
+public class Supplier implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /** ID */
+    @Alias("ID")
+    private Integer id;
+    /** 供应商名称 */
+    @Alias("供应商名称")
+    private String name;
+    /** 供应商地址 */
+    @Alias("供应商地址")
+    private String address;
+    /** 供应商电话 */
+    @Alias("供应商电话")
+    private String tel;
+    /** 供应商邮箱 */
+    @Alias("供应商邮箱")
+    private String email;
+    /** 邮编 */
+    @Alias("邮编")
+    private String zipCode;
+    /** 联系人 */
+    @Alias("联系人")
+    private String user;
+    /** 联系人电话 */
+    @Alias("联系人电话")
+    private String phone;
+    /** 开户银行 */
+    @Alias("开户银行")
+    private String bank;
+    /** 开户行账号 */
+    @Alias("开户行账号")
+    private String bankCard;
+    /** 状态 */
+    @Alias("状态")
+    private String status;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getAddress() {
+        return address;
+    }
+
+    public void setAddress(String address) {
+        this.address = address;
+    }
+
+    public String getTel() {
+        return tel;
+    }
+
+    public void setTel(String tel) {
+        this.tel = tel;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    public String getZipCode() {
+        return zipCode;
+    }
+
+    public void setZipCode(String zipCode) {
+        this.zipCode = zipCode;
+    }
+
+    public String getUser() {
+        return user;
+    }
+
+    public void setUser(String user) {
+        this.user = user;
+    }
+
+    public String getPhone() {
+        return phone;
+    }
+
+    public void setPhone(String phone) {
+        this.phone = phone;
+    }
+
+    public String getBank() {
+        return bank;
+    }
+
+    public void setBank(String bank) {
+        this.bank = bank;
+    }
+
+    public String getBankCard() {
+        return bankCard;
+    }
+
+    public void setBankCard(String bankCard) {
+        this.bankCard = bankCard;
+    }
+
+    public String getStatus() {
+        return status;
+    }
+
+    public void setStatus(String status) {
+        this.status = status;
+    }
+
+}

src/springboot/src/main/java/com/example/exception/CustomException.java

@@ -0,0 +1,35 @@
+package com.example.exception;
+
+import com.example.common.enums.ResultCodeEnum;
+
+public class CustomException extends RuntimeException {
+    private String code;
+    private String msg;
+
+    public CustomException(ResultCodeEnum resultCodeEnum) {
+        this.code = resultCodeEnum.code;
+        this.msg = resultCodeEnum.msg;
+    }
+
+    public CustomException(String code, String msg) {
+        this.code = code;
+        this.msg = msg;
+    }
+
+
+    public String getCode() {
+        return code;
+    }
+
+    public void setCode(String code) {
+        this.code = code;
+    }
+
+    public String getMsg() {
+        return msg;
+    }
+
+    public void setMsg(String msg) {
+        this.msg = msg;
+    }
+}

src/springboot/src/main/java/com/example/exception/GlobalExceptionHandler.java

@@ -0,0 +1,31 @@
+package com.example.exception;
+
+import cn.hutool.log.Log;
+import cn.hutool.log.LogFactory;
+import com.example.common.Result;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import javax.servlet.http.HttpServletRequest;
+
+@ControllerAdvice(basePackages="com.example.controller")
+public class GlobalExceptionHandler {
+
+    private static final Log log = LogFactory.get();
+
+
+    //统一异常处理@ExceptionHandler,主要用于Exception
+    @ExceptionHandler(Exception.class)
+    @ResponseBody//返回json串
+    public Result error(HttpServletRequest request, Exception e){
+        log.error("异常信息：",e);
+        return Result.error();
+    }
+
+    @ExceptionHandler(CustomException.class)
+    @ResponseBody//返回json串
+    public Result customError(HttpServletRequest request, CustomException e){
+        return Result.error(e.getCode(), e.getMsg());
+    }
+}

src/springboot/src/main/java/com/example/mapper/AdminMapper.java

@@ -0,0 +1,40 @@
+package com.example.mapper;
+
+import com.example.entity.Admin;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+
+/**
+ * 操作admin相关数据接口
+*/
+public interface AdminMapper {
+
+    /**
+      * 新增
+    */
+    int insert(Admin admin);
+
+    /**
+      * 删除
+    */
+    int deleteById(Integer id);
+
+    /**
+      * 修改
+    */
+    int updateById(Admin admin);
+
+    /**
+      * 根据ID查询
+    */
+    Admin selectById(Integer id);
+
+    /**
+      * 查询所有
+    */
+    List<Admin> selectAll(Admin admin);
+
+    @Select("select * from admin where username = #{username}")
+    Admin selectByUsername(String username);
+}

src/springboot/src/main/java/com/example/mapper/BackMapper.java

@@ -0,0 +1,36 @@
+package com.example.mapper;
+
+import com.example.entity.Back;
+import java.util.List;
+
+/**
+ * 操作back相关数据接口
+ */
+public interface BackMapper {
+
+    /**
+     * 新增
+     */
+    int insert(Back back);
+
+    /**
+     * 删除
+     */
+    int deleteById(Integer id);
+
+    /**
+     * 修改
+     */
+    int updateById(Back back);
+
+    /**
+     * 根据ID查询
+     */
+    Back selectById(Integer id);
+
+    /**
+     * 查询所有
+     */
+    List<Back> selectAll(Back back);
+
+}

src/springboot/src/main/java/com/example/mapper/CustomerMapper.java

@@ -0,0 +1,36 @@
+package com.example.mapper;
+
+import com.example.entity.Customer;
+import java.util.List;
+
+/**
+ * 操作customer相关数据接口
+ */
+public interface CustomerMapper {
+
+    /**
+     * 新增
+     */
+    int insert(Customer customer);
+
+    /**
+     * 删除
+     */
+    int deleteById(Integer id);
+
+    /**
+     * 修改
+     */
+    int updateById(Customer customer);
+
+    /**
+     * 根据ID查询
+     */
+    Customer selectById(Integer id);
+
+    /**
+     * 查询所有
+     */
+    List<Customer> selectAll(Customer customer);
+
+}

src/springboot/src/main/java/com/example/mapper/DepartmentMapper.java

@@ -0,0 +1,34 @@
+package com.example.mapper;
+
+import com.example.entity.Department;
+
+import java.util.List;
+
+public interface DepartmentMapper {
+
+    /**
+     * 新增
+     */
+    int insert(Department department);
+
+    /**
+     * 删除
+     */
+    int deleteById(Integer id);
+
+    /**
+     * 修改
+     */
+    int updateById(Department department);
+
+    /**
+     * 根据ID查询
+     */
+    Department selectById(Integer id);
+
+    /**
+     * 查询所有
+     */
+    List<Department> selectAll(Department department);
+
+}

src/springboot/src/main/java/com/example/mapper/GoodsMapper.java

@@ -0,0 +1,36 @@
+package com.example.mapper;
+
+import com.example.entity.Goods;
+import java.util.List;
+
+/**
+ * 操作goods相关数据接口
+ */
+public interface GoodsMapper {
+
+    /**
+     * 新增
+     */
+    int insert(Goods goods);
+
+    /**
+     * 删除
+     */
+    int deleteById(Integer id);
+
+    /**
+     * 修改
+     */
+    int updateById(Goods goods);
+
+    /**
+     * 根据ID查询
+     */
+    Goods selectById(Integer id);
+
+    /**
+     * 查询所有
+     */
+    List<Goods> selectAll(Goods goods);
+
+}

src/springboot/src/main/java/com/example/mapper/LogsMapper.java

@@ -0,0 +1,36 @@
+package com.example.mapper;
+
+import com.example.entity.Logs;
+import java.util.List;
+
+/**
+ * 操作logs相关数据接口
+ */
+public interface LogsMapper {
+
+    /**
+     * 新增
+     */
+    int insert(Logs logs);
+
+    /**
+     * 删除
+     */
+    int deleteById(Integer id);
+
+    /**
+     * 修改
+     */
+    int updateById(Logs logs);
+
+    /**
+     * 根据ID查询
+     */
+    Logs selectById(Integer id);
+
+    /**
+     * 查询所有
+     */
+    List<Logs> selectAll(Logs logs);
+
+}

src/springboot/src/main/java/com/example/mapper/NoticeMapper.java

@@ -0,0 +1,36 @@
+package com.example.mapper;
+
+import com.example.entity.Notice;
+import java.util.List;
+
+/**
+ * 操作notice相关数据接口
+*/
+public interface NoticeMapper {
+
+    /**
+      * 新增
+    */
+    int insert(Notice notice);
+
+    /**
+      * 删除
+    */
+    int deleteById(Integer id);
+
+    /**
+      * 修改
+    */
+    int updateById(Notice notice);
+
+    /**
+      * 根据ID查询
+    */
+    Notice selectById(Integer id);
+
+    /**
+      * 查询所有
+    */
+    List<Notice> selectAll(Notice notice);
+
+}

src/springboot/src/main/java/com/example/mapper/SaleBackMapper.java

@@ -0,0 +1,36 @@
+package com.example.mapper;
+
+import com.example.entity.SaleBack;
+import java.util.List;
+
+/**
+ * 操作sale_back相关数据接口
+ */
+public interface SaleBackMapper {
+
+    /**
+     * 新增
+     */
+    int insert(SaleBack saleBack);
+
+    /**
+     * 删除
+     */
+    int deleteById(Integer id);
+
+    /**
+     * 修改
+     */
+    int updateById(SaleBack saleBack);
+
+    /**
+     * 根据ID查询
+     */
+    SaleBack selectById(Integer id);
+
+    /**
+     * 查询所有
+     */
+    List<SaleBack> selectAll(SaleBack saleBack);
+
+}

src/springboot/src/main/java/com/example/mapper/SaleMapper.java

@@ -0,0 +1,36 @@
+package com.example.mapper;
+
+import com.example.entity.Sale;
+import java.util.List;
+
+/**
+ * 操作sale相关数据接口
+ */
+public interface SaleMapper {
+
+    /**
+     * 新增
+     */
+    int insert(Sale sale);
+
+    /**
+     * 删除
+     */
+    int deleteById(Integer id);
+
+    /**
+     * 修改
+     */
+    int updateById(Sale sale);
+
+    /**
+     * 根据ID查询
+     */
+    Sale selectById(Integer id);
+
+    /**
+     * 查询所有
+     */
+    List<Sale> selectAll(Sale sale);
+
+}

src/springboot/src/main/java/com/example/mapper/StaffMapper.java

@@ -0,0 +1,35 @@
+package com.example.mapper;
+
+import com.example.entity.Staff;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+
+public interface StaffMapper {
+    /**
+     * 新增
+     */
+    int insert(Staff staff);
+
+    /**
+     * 删除
+     */
+    int deleteById(Integer id);
+
+    /**
+     * 修改
+     */
+    int updateById(Staff staff);
+
+    /**
+     * 根据ID查询
+     */
+    Staff selectById(Integer id);
+
+    /**
+     * 查询所有
+     */
+    List<Staff> selectAll(Staff staff);
+
+    Staff selectByUsername(String username);
+}

src/springboot/src/main/java/com/example/mapper/StockMapper.java

@@ -0,0 +1,36 @@
+package com.example.mapper;
+
+import com.example.entity.Stock;
+import java.util.List;
+
+/**
+ * 操作stock相关数据接口
+ */
+public interface StockMapper {
+
+    /**
+     * 新增
+     */
+    int insert(Stock stock);
+
+    /**
+     * 删除
+     */
+    int deleteById(Integer id);
+
+    /**
+     * 修改
+     */
+    int updateById(Stock stock);
+
+    /**
+     * 根据ID查询
+     */
+    Stock selectById(Integer id);
+
+    /**
+     * 查询所有
+     */
+    List<Stock> selectAll(Stock stock);
+
+}

src/springboot/src/main/java/com/example/mapper/SupplierMapper.java

@@ -0,0 +1,36 @@
+package com.example.mapper;
+
+import com.example.entity.Supplier;
+import java.util.List;
+
+/**
+ * 操作supplier相关数据接口
+ */
+public interface SupplierMapper {
+
+    /**
+     * 新增
+     */
+    int insert(Supplier supplier);
+
+    /**
+     * 删除
+     */
+    int deleteById(Integer id);
+
+    /**
+     * 修改
+     */
+    int updateById(Supplier supplier);
+
+    /**
+     * 根据ID查询
+     */
+    Supplier selectById(Integer id);
+
+    /**
+     * 查询所有
+     */
+    List<Supplier> selectAll(Supplier supplier);
+
+}

src/springboot/src/main/java/com/example/mapper/WarnMapper.java

@@ -0,0 +1,17 @@
+package com.example.mapper;
+
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+import java.util.Map;
+
+@Mapper
+public interface WarnMapper {
+
+    @Select("SELECT name, num FROM goods WHERE num >= 100")
+    public List<Map<String, Object>> much();
+
+    @Select("SELECT name, num FROM goods WHERE num < 10")
+    public List<Map<String, Object>> little();
+}

src/springboot/src/main/java/com/example/service/AdminService.java

@@ -0,0 +1,135 @@
+package com.example.service;
+
+import cn.hutool.core.util.ObjectUtil;
+import com.example.common.Constants;
+import com.example.common.enums.ResultCodeEnum;
+import com.example.common.enums.RoleEnum;
+import com.example.entity.Account;
+import com.example.entity.Admin;
+import com.example.exception.CustomException;
+import com.example.mapper.AdminMapper;
+import com.example.utils.TokenUtils;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import org.springframework.beans.BeanUtils;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * 管理员业务处理
+ **/
+@Service
+public class AdminService {
+
+    @Resource
+    private AdminMapper adminMapper;
+
+    /**
+     * 新增
+     */
+    public void add(Admin admin) {
+        Admin dbAdmin = adminMapper.selectByUsername(admin.getUsername());
+        if (ObjectUtil.isNotNull(dbAdmin)) {
+            throw new CustomException(ResultCodeEnum.USER_EXIST_ERROR);
+        }
+        if (ObjectUtil.isEmpty(admin.getPassword())) {
+            admin.setPassword(Constants.USER_DEFAULT_PASSWORD);
+        }
+        if (ObjectUtil.isEmpty(admin.getName())) {
+            admin.setName(admin.getUsername());
+        }
+        admin.setRole(RoleEnum.ADMIN.name());
+        adminMapper.insert(admin);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        adminMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            adminMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(Admin admin) {
+        adminMapper.updateById(admin);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public Admin selectById(Integer id) {
+        return adminMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<Admin> selectAll(Admin admin) {
+        return adminMapper.selectAll(admin);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<Admin> selectPage(Admin admin, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Admin> list = adminMapper.selectAll(admin);
+        return PageInfo.of(list);
+    }
+
+    /**
+     * 登录
+     */
+    public Account login(Account account) {
+        Account dbAdmin = adminMapper.selectByUsername(account.getUsername());
+        if (ObjectUtil.isNull(dbAdmin)) {
+            throw new CustomException(ResultCodeEnum.USER_NOT_EXIST_ERROR);
+        }
+        if (!account.getPassword().equals(dbAdmin.getPassword())) {
+            throw new CustomException(ResultCodeEnum.USER_ACCOUNT_ERROR);
+        }
+        // 生成token
+        String tokenData = dbAdmin.getId() + "-" + RoleEnum.ADMIN.name();
+        String token = TokenUtils.createToken(tokenData, dbAdmin.getPassword());
+        dbAdmin.setToken(token);
+        return dbAdmin;
+    }
+
+    /**
+     * 注册
+     */
+    public void register(Account account) {
+        Admin admin = new Admin();
+        BeanUtils.copyProperties(account, admin);
+        add(admin);
+    }
+
+    /**
+     * 修改密码
+     */
+    public void updatePassword(Account account) {
+        Admin dbAdmin = adminMapper.selectByUsername(account.getUsername());
+        if (ObjectUtil.isNull(dbAdmin)) {
+            throw new CustomException(ResultCodeEnum.USER_NOT_EXIST_ERROR);
+        }
+        if (!account.getPassword().equals(dbAdmin.getPassword())) {
+            throw new CustomException(ResultCodeEnum.PARAM_PASSWORD_ERROR);
+        }
+        dbAdmin.setPassword(account.getNewPassword());
+        adminMapper.updateById(dbAdmin);
+    }
+
+}

src/springboot/src/main/java/com/example/service/BackService.java

@@ -0,0 +1,86 @@
+package com.example.service;
+
+import com.example.entity.Account;
+import com.example.entity.Back;
+import com.example.entity.Goods;
+import com.example.mapper.BackMapper;
+import com.example.utils.TokenUtils;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import javax.annotation.Resource;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+
+/**
+ * 商品退货业务处理
+ **/
+@Service
+public class BackService {
+
+    @Resource
+    private BackMapper backMapper;
+
+    @Resource
+    private GoodsService goodsService;
+
+
+    /**
+     * 新增
+     */
+    @Transactional
+    public void add(Back back) {
+        Goods goods = goodsService.selectById(back.getGoodsId());
+        goods.setNum(goods.getNum() - back.getNum());
+        goodsService.updateById(goods);
+        backMapper.insert(back);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        backMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            backMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(Back back) {
+        backMapper.updateById(back);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public Back selectById(Integer id) {
+        return backMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<Back> selectAll(Back back) {
+        return backMapper.selectAll(back);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<Back> selectPage(Back back, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Back> list = backMapper.selectAll(back);
+        return PageInfo.of(list);
+    }
+
+}

src/springboot/src/main/java/com/example/service/CustomerService.java

@@ -0,0 +1,73 @@
+package com.example.service;
+
+import com.example.entity.Customer;
+import com.example.mapper.CustomerMapper;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import javax.annotation.Resource;
+import org.springframework.stereotype.Service;
+import java.util.List;
+
+/**
+ * 客户表业务处理
+ **/
+@Service
+public class CustomerService {
+
+    @Resource
+    private CustomerMapper customerMapper;
+
+    /**
+     * 新增
+     */
+    public void add(Customer customer) {
+        customerMapper.insert(customer);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        customerMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            customerMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(Customer customer) {
+        customerMapper.updateById(customer);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public Customer selectById(Integer id) {
+        return customerMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<Customer> selectAll(Customer customer) {
+        return customerMapper.selectAll(customer);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<Customer> selectPage(Customer customer, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Customer> list = customerMapper.selectAll(customer);
+        return PageInfo.of(list);
+    }
+
+}

src/springboot/src/main/java/com/example/service/DepartmentService.java

@@ -0,0 +1,94 @@
+package com.example.service;
+
+import com.example.entity.Department;
+import com.example.mapper.DepartmentMapper;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@Service
+public class DepartmentService {
+
+    @Resource
+    private DepartmentMapper departmentMapper;
+
+    /**
+     * 新增
+     */
+    public void add(Department department) {
+        departmentMapper.insert(department);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        departmentMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            departmentMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(Department department) {
+        departmentMapper.updateById(department);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public Department selectById(Integer id) {
+        return departmentMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<Department> selectAll(Department department) {
+        return departmentMapper.selectAll(department);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<Department> selectPage(Department department, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Department> list = departmentMapper.selectAll(department);
+        return PageInfo.of(list);
+    }
+
+    /**
+     * 查询树形结构
+     */
+    public List<Department> selectTree() {
+        Department params = new Department();
+        params.setLevel(1);  // 先查询出一级节点
+        List<Department> level1DepartmentList = this.selectAll(params);
+        for (Department level1 : level1DepartmentList) {
+            Integer level1Id = level1.getId();
+            Department params1 = new Department();
+            params1.setPid(level1Id);  // 再查询2级节点
+            List<Department> leve2DepartmentList = this.selectAll(params1);
+            level1.setChildren(leve2DepartmentList);  // 设置一级节点的子节点
+            for (Department level2 : leve2DepartmentList) {
+                Integer level2Id = level2.getId();
+                Department params2 = new Department();
+                params2.setPid(level2Id);  // 查询三级节点
+                List<Department> leve3DepartmentList = this.selectAll(params2);
+                level2.setChildren(leve3DepartmentList);   // 设置儿级节点的子节点
+            }
+        }
+        return level1DepartmentList;
+    }
+}

src/springboot/src/main/java/com/example/service/GoodsService.java

@@ -0,0 +1,73 @@
+package com.example.service;
+
+import com.example.entity.Goods;
+import com.example.mapper.GoodsMapper;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import javax.annotation.Resource;
+import org.springframework.stereotype.Service;
+import java.util.List;
+
+/**
+ * 商品表业务处理
+ **/
+@Service
+public class GoodsService {
+
+    @Resource
+    private GoodsMapper goodsMapper;
+
+    /**
+     * 新增
+     */
+    public void add(Goods goods) {
+        goodsMapper.insert(goods);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        goodsMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            goodsMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(Goods goods) {
+        goodsMapper.updateById(goods);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public Goods selectById(Integer id) {
+        return goodsMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<Goods> selectAll(Goods goods) {
+        return goodsMapper.selectAll(goods);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<Goods> selectPage(Goods goods, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Goods> list = goodsMapper.selectAll(goods);
+        return PageInfo.of(list);
+    }
+
+}

src/springboot/src/main/java/com/example/service/LogsService.java

@@ -0,0 +1,104 @@
+package com.example.service;
+
+import cn.hutool.core.date.DateUtil;
+import com.example.entity.Logs;
+import com.example.mapper.LogsMapper;
+import com.example.utils.IpUtils;
+import com.example.utils.TokenUtils;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import javax.annotation.Resource;
+import javax.servlet.http.HttpServletRequest;
+
+import org.springframework.beans.factory.InitializingBean;
+import org.springframework.stereotype.Service;
+import java.util.List;
+
+/**
+ * 业务处理
+ **/
+@Service
+public class LogsService implements InitializingBean {
+
+    @Resource
+    private LogsMapper logsMapper;
+    @Resource
+    HttpServletRequest request;
+
+    private static LogsMapper staticLogsMapper;
+
+    private static HttpServletRequest staticHttpServletRequest;
+
+
+    /**
+     * 记录日志
+     */
+    public static void recordLog(String operation, String type, String username) {
+        Logs logs = new Logs();
+        logs.setOperation(operation);
+        logs.setType(type);
+        logs.setTime(DateUtil.now());
+        logs.setIp(IpUtils.getIpAddr(staticHttpServletRequest));
+        logs.setUsername(username);
+        staticLogsMapper.insert(logs);
+    }
+
+    /**
+     * 新增
+     */
+    public void add(Logs logs) {
+        logsMapper.insert(logs);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        logsMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            logsMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(Logs logs) {
+        logsMapper.updateById(logs);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public Logs selectById(Integer id) {
+        return logsMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<Logs> selectAll(Logs logs) {
+        return logsMapper.selectAll(logs);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<Logs> selectPage(Logs logs, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Logs> list = logsMapper.selectAll(logs);
+        return PageInfo.of(list);
+    }
+
+    @Override
+    public void afterPropertiesSet() throws Exception {
+        staticLogsMapper = this.logsMapper;
+        staticHttpServletRequest = this.request;
+    }
+}

src/springboot/src/main/java/com/example/service/NoticeService.java

@@ -0,0 +1,79 @@
+package com.example.service;
+
+import cn.hutool.core.date.DateUtil;
+import com.example.entity.Account;
+import com.example.entity.Notice;
+import com.example.mapper.NoticeMapper;
+import com.example.utils.TokenUtils;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import javax.annotation.Resource;
+import org.springframework.stereotype.Service;
+import java.util.List;
+
+/**
+ * 公告信息表业务处理
+ **/
+@Service
+public class NoticeService {
+
+    @Resource
+    private NoticeMapper noticeMapper;
+
+    /**
+     * 新增
+     */
+    public void add(Notice notice) {
+        notice.setTime(DateUtil.today());
+        Account currentUser = TokenUtils.getCurrentUser();
+        notice.setUser(currentUser.getUsername());
+        noticeMapper.insert(notice);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        noticeMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            noticeMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(Notice notice) {
+        noticeMapper.updateById(notice);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public Notice selectById(Integer id) {
+        return noticeMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<Notice> selectAll(Notice notice) {
+        return noticeMapper.selectAll(notice);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<Notice> selectPage(Notice notice, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Notice> list = noticeMapper.selectAll(notice);
+        return PageInfo.of(list);
+    }
+
+}

src/springboot/src/main/java/com/example/service/SaleBackService.java

@@ -0,0 +1,84 @@
+package com.example.service;
+
+import com.example.entity.Goods;
+import com.example.entity.SaleBack;
+import com.example.mapper.SaleBackMapper;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * 商品销售业务处理
+ **/
+@Service
+public class SaleBackService {
+
+    @Resource
+    private SaleBackMapper saleBackMapper;
+
+    @Resource
+    private GoodsService goodsService;
+
+    /**
+     * 新增
+     */
+    @Transactional
+    public void add(SaleBack saleBack) {
+        Goods goods = goodsService.selectById(saleBack.getGoodsId());
+        goods.setNum(goods.getNum() + saleBack.getNum());  // 销售退货  增加库存
+        goodsService.updateById(goods);
+
+        saleBackMapper.insert(saleBack);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        saleBackMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            saleBackMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(SaleBack saleBack) {
+        saleBackMapper.updateById(saleBack);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public SaleBack selectById(Integer id) {
+        return saleBackMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<SaleBack> selectAll(SaleBack saleBack) {
+        return saleBackMapper.selectAll(saleBack);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<SaleBack> selectPage(SaleBack saleBack, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<SaleBack> list = saleBackMapper.selectAll(saleBack);
+        return PageInfo.of(list);
+    }
+
+}

src/springboot/src/main/java/com/example/service/SaleService.java

@@ -0,0 +1,97 @@
+package com.example.service;
+
+import com.example.common.enums.ResultCodeEnum;
+import com.example.entity.Account;
+import com.example.entity.Goods;
+import com.example.entity.Sale;
+import com.example.exception.CustomException;
+import com.example.mapper.SaleMapper;
+import com.example.utils.TokenUtils;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * 商品销售业务处理
+ **/
+@Service
+public class SaleService {
+
+    @Resource
+    private SaleMapper saleMapper;
+
+    @Resource
+    private GoodsService goodsService;
+
+    /**
+     * 新增
+     */
+    @Transactional
+    public void add(Sale sale) {
+        Account currentUser = TokenUtils.getCurrentUser();
+        sale.setUser(currentUser.getName());
+        sale.setTotal(sale.getPrice() * sale.getNum());
+        saleMapper.insert(sale);
+
+        // 商品减库存
+        Goods goods = goodsService.selectById(sale.getGoodsId());
+        int num = goods.getNum() - sale.getNum();
+        if (num < 0) {
+            throw new CustomException(ResultCodeEnum.GOODS_NUM_LIMIT);
+        }
+        goods.setNum(num);
+        goodsService.updateById(goods);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        saleMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            saleMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(Sale sale) {
+        sale.setTotal(sale.getPrice() * sale.getNum());
+        saleMapper.updateById(sale);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public Sale selectById(Integer id) {
+        return saleMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<Sale> selectAll(Sale sale) {
+        return saleMapper.selectAll(sale);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<Sale> selectPage(Sale sale, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Sale> list = saleMapper.selectAll(sale);
+        return PageInfo.of(list);
+    }
+
+}

src/springboot/src/main/java/com/example/service/StaffService.java

@@ -0,0 +1,129 @@
+package com.example.service;
+
+import cn.hutool.core.util.ObjectUtil;
+import com.example.common.Constants;
+import com.example.common.enums.ResultCodeEnum;
+import com.example.common.enums.RoleEnum;
+import com.example.entity.Account;
+import com.example.entity.Admin;
+import com.example.entity.Staff;
+import com.example.exception.CustomException;
+import com.example.mapper.StaffMapper;
+import com.example.utils.TokenUtils;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import org.springframework.beans.BeanUtils;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@Service
+public class StaffService {
+
+    @Resource
+    private StaffMapper staffMapper;
+
+    /**
+     * 新增
+     */
+    public void add(Staff staff) {
+        Staff dbStaff = staffMapper.selectByUsername(staff.getUsername());
+        if (ObjectUtil.isNotNull(dbStaff)) {
+            throw new CustomException(ResultCodeEnum.USER_EXIST_ERROR);
+        }
+        if (ObjectUtil.isEmpty(staff.getPassword())) {
+            staff.setPassword(Constants.USER_DEFAULT_PASSWORD);
+        }
+        if (ObjectUtil.isEmpty(staff.getName())) {
+            staff.setName(staff.getUsername());
+        }
+        staff.setRole(RoleEnum.STAFF.name());
+        staffMapper.insert(staff);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        staffMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            staffMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(Staff staff) {
+        staffMapper.updateById(staff);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public Staff selectById(Integer id) {
+        return staffMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<Staff> selectAll(Staff staff) {
+        return staffMapper.selectAll(staff);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<Staff> selectPage(Staff staff, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Staff> list = staffMapper.selectAll(staff);
+        return PageInfo.of(list);
+    }
+
+    public Account login(Account account) {
+        Account dbStaff = staffMapper.selectByUsername(account.getUsername());
+        if (ObjectUtil.isNull(dbStaff)) {
+            throw new CustomException(ResultCodeEnum.USER_NOT_EXIST_ERROR);
+        }
+        if (dbStaff.getStatus()) {  // 如果是禁用的员工，不允许登录
+            throw new CustomException(ResultCodeEnum.NO_AUTH);
+        }
+        if (!account.getPassword().equals(dbStaff.getPassword())) {
+            throw new CustomException(ResultCodeEnum.USER_ACCOUNT_ERROR);
+        }
+        // 生成token
+        String tokenData = dbStaff.getId() + "-" + RoleEnum.STAFF.name();
+        String token = TokenUtils.createToken(tokenData, dbStaff.getPassword());
+        dbStaff.setToken(token);
+        return dbStaff;
+    }
+
+    /**
+     * 注册
+     */
+    public void register(Account account) {
+        Staff staff = new Staff();
+        BeanUtils.copyProperties(account, staff);
+        this.add(staff);
+    }
+
+    public void updatePassword(Account account) {
+        Staff staff = staffMapper.selectByUsername(account.getUsername());
+        if (ObjectUtil.isNull(staff)) {
+            throw new CustomException(ResultCodeEnum.USER_NOT_EXIST_ERROR);
+        }
+        if (!account.getPassword().equals(staff.getPassword())) {
+            throw new CustomException(ResultCodeEnum.PARAM_PASSWORD_ERROR);
+        }
+        staff.setPassword(account.getNewPassword());
+        staffMapper.updateById(staff);
+    }
+}

src/springboot/src/main/java/com/example/service/StockService.java

@@ -0,0 +1,92 @@
+package com.example.service;
+
+import com.example.entity.Account;
+import com.example.entity.Goods;
+import com.example.entity.Stock;
+import com.example.mapper.StockMapper;
+import com.example.utils.TokenUtils;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import javax.annotation.Resource;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+
+/**
+ * 商品进货业务处理
+ **/
+@Service
+public class StockService {
+
+    @Resource
+    private StockMapper stockMapper;
+
+    @Resource
+    private GoodsService goodsService;
+
+    /**
+     * 新增
+     */
+    @Transactional
+    public void add(Stock stock) {
+        Account currentUser = TokenUtils.getCurrentUser();
+        stock.setUser(currentUser.getName());
+        stock.setTotal(stock.getPrice() * stock.getNum());
+
+        // 查询进货的商品信息
+        Goods goods = goodsService.selectById(stock.getGoodsId());
+        goods.setNum(goods.getNum() + stock.getNum());
+        goodsService.updateById(goods);
+
+        stockMapper.insert(stock);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        stockMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            stockMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(Stock stock) {
+        stock.setTotal(stock.getPrice() * stock.getNum());
+        stockMapper.updateById(stock);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public Stock selectById(Integer id) {
+        return stockMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<Stock> selectAll(Stock stock) {
+        return stockMapper.selectAll(stock);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<Stock> selectPage(Stock stock, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Stock> list = stockMapper.selectAll(stock);
+        return PageInfo.of(list);
+    }
+
+}

src/springboot/src/main/java/com/example/service/SupplierService.java

@@ -0,0 +1,73 @@
+package com.example.service;
+
+import com.example.entity.Supplier;
+import com.example.mapper.SupplierMapper;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import javax.annotation.Resource;
+import org.springframework.stereotype.Service;
+import java.util.List;
+
+/**
+ * 供应商表业务处理
+ **/
+@Service
+public class SupplierService {
+
+    @Resource
+    private SupplierMapper supplierMapper;
+
+    /**
+     * 新增
+     */
+    public void add(Supplier supplier) {
+        supplierMapper.insert(supplier);
+    }
+
+    /**
+     * 删除
+     */
+    public void deleteById(Integer id) {
+        supplierMapper.deleteById(id);
+    }
+
+    /**
+     * 批量删除
+     */
+    public void deleteBatch(List<Integer> ids) {
+        for (Integer id : ids) {
+            supplierMapper.deleteById(id);
+        }
+    }
+
+    /**
+     * 修改
+     */
+    public void updateById(Supplier supplier) {
+        supplierMapper.updateById(supplier);
+    }
+
+    /**
+     * 根据ID查询
+     */
+    public Supplier selectById(Integer id) {
+        return supplierMapper.selectById(id);
+    }
+
+    /**
+     * 查询所有
+     */
+    public List<Supplier> selectAll(Supplier supplier) {
+        return supplierMapper.selectAll(supplier);
+    }
+
+    /**
+     * 分页查询
+     */
+    public PageInfo<Supplier> selectPage(Supplier supplier, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Supplier> list = supplierMapper.selectAll(supplier);
+        return PageInfo.of(list);
+    }
+
+}

src/springboot/src/main/java/com/example/service/WarnService.java

@@ -0,0 +1,34 @@
+package com.example.service;
+
+import com.example.common.Result;
+import com.example.mapper.WarnMapper;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+import java.util.Map;
+
+@Service
+public class WarnService {
+    @Autowired
+    private WarnMapper warnMapper;
+    public Result warning() {
+        List<Map<String, Object>> much = warnMapper.much();
+        List<Map<String, Object>> little = warnMapper.little();
+        StringBuilder sb = new StringBuilder();
+        sb.append("下列货物滞销：\n");
+        int i = 1;
+        for (Map<String, Object> map : much) {
+            sb.append(i + "、" + map.get("name") + "(" + map.get("num") + ")\n");
+            i++;
+        }
+        sb.append("\n");
+        sb.append("下列货物缺货：\n");
+        int j = 1;
+        for (Map<String, Object> map : little) {
+            sb.append(j + "、" + map.get("name") + "(" + map.get("num") + ")\n");
+            j++;
+        }
+        return Result.success(sb.toString());
+    }
+}

src/springboot/src/main/java/com/example/utils/CodeCache.java

@@ -0,0 +1,40 @@
+package com.example.utils;
+
+public class CodeCache {
+    private String key;  // 前端传来的 uuid，唯一标识
+    private String code;  // 验证码
+    private long timestamp; // 时间戳
+
+    public String getKey() {
+        return key;
+    }
+
+    public void setKey(String key) {
+        this.key = key;
+    }
+
+    public String getCode() {
+        return code;
+    }
+
+    public void setCode(String code) {
+        this.code = code;
+    }
+
+    public long getTimestamp() {
+        return timestamp;
+    }
+
+    public void setTimestamp(long timestamp) {
+        this.timestamp = timestamp;
+    }
+
+    @Override
+    public String toString() {
+        return "CodeCache{" +
+                "key='" + key + '\'' +
+                ", code='" + code + '\'' +
+                ", timestamp=" + timestamp +
+                '}';
+    }
+}

src/springboot/src/main/java/com/example/utils/IpUtils.java

@@ -0,0 +1,33 @@
+package com.example.utils;
+
+import javax.servlet.http.HttpServletRequest;
+
+public class IpUtils {
+
+    /**
+     * 获取IP地址
+     * @param request
+     * @return
+     */
+    public static String getIpAddr(HttpServletRequest request) {
+        String ip = request.getHeader("x-forwarded-for");
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getHeader("Proxy-Client-IP");
+        }
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getHeader("X-Forwarded-For");
+        }
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getHeader("WL-Proxy-Client-IP");
+        }
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getHeader("X-Real-IP");
+        }
+
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getRemoteAddr();
+        }
+        return "0:0:0:0:0:0:0:1".equals(ip) ? "127.0.0.1" : ip;
+    }
+
+}

src/springboot/src/main/java/com/example/utils/TokenUtils.java

@@ -0,0 +1,78 @@
+package com.example.utils;
+
+import cn.hutool.core.date.DateUtil;
+import cn.hutool.core.util.ObjectUtil;
+import com.auth0.jwt.JWT;
+import com.auth0.jwt.algorithms.Algorithm;
+import com.example.common.Constants;
+import com.example.common.enums.RoleEnum;
+import com.example.entity.Account;
+import com.example.service.AdminService;
+import com.example.service.StaffService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+
+import javax.annotation.PostConstruct;
+import javax.annotation.Resource;
+import javax.servlet.http.HttpServletRequest;
+import java.util.Date;
+
+/**
+ * Token工具类
+ */
+@Component
+public class TokenUtils {
+
+    private static final Logger log = LoggerFactory.getLogger(TokenUtils.class);
+
+    private static AdminService staticAdminService;
+    private static StaffService staticStaffService;
+
+    @Resource
+    AdminService adminService;
+
+    @Resource
+    StaffService staffService;
+
+    @PostConstruct
+    public void setUserService() {
+        staticAdminService = adminService;
+        staticStaffService = staffService;
+    }
+
+    /**
+     * 生成token
+     */
+    public static String createToken(String data, String sign) {
+        return JWT.create().withAudience(data) // 将 userId-role 保存到 token 里面,作为载荷
+                .withExpiresAt(DateUtil.offsetHour(new Date(), 2)) // 2小时后token过期
+                .sign(Algorithm.HMAC256(sign)); // 以 password 作为 token 的密钥
+    }
+
+    /**
+     * 获取当前登录的用户信息
+     */
+    public static Account getCurrentUser() {
+        try {
+            HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
+            String token = request.getHeader(Constants.TOKEN);
+            if (ObjectUtil.isNotEmpty(token)) {
+                String userRole = JWT.decode(token).getAudience().get(0);
+                String userId = userRole.split("-")[0];  // 获取用户id
+                String role = userRole.split("-")[1];    // 获取角色
+                if (RoleEnum.ADMIN.name().equals(role)) {
+                    return staticAdminService.selectById(Integer.valueOf(userId));
+                } else if (RoleEnum.STAFF.name().equals(role)) {
+                    return staticStaffService.selectById(Integer.valueOf(userId));
+                }
+            }
+        } catch (Exception e) {
+            log.error("获取当前用户信息出错", e);
+        }
+        return new Account();  // 返回空的账号对象
+    }
+}
+

src/springboot/src/main/java/com/example/utils/ValidateCodeCache.java

@@ -0,0 +1,53 @@
+package com.example.utils;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Component
+public class ValidateCodeCache {
+
+    private static final Logger log = LoggerFactory.getLogger(ValidateCodeCache.class);
+
+    private static List<CodeCache> codeCache = new ArrayList<>();
+
+    /**
+     * 设置验证码到缓存
+     */
+    public static void setCache(String key, String code) {
+        CodeCache cache = new CodeCache();
+        cache.setKey(key);
+        cache.setCode(code);
+        cache.setTimestamp(System.currentTimeMillis());
+        codeCache.add(cache);
+        log.info("当前的验证码缓存: {}", codeCache);
+    }
+
+    /**
+     * 验证
+     */
+    public static boolean validateCode(String key, String code) {
+        return codeCache.stream().anyMatch(cache -> cache.getKey().equals(key) && cache.getCode().equalsIgnoreCase(code));
+    }
+
+    @Scheduled(fixedRate = 60000)  // 1分钟清理一次
+    public void task() {
+        log.info("=======================开始清理验证码缓存，验证码集合缓存长度: " + codeCache.size() + "=======================");
+        List<CodeCache> codeList = codeCache.stream().filter(cache -> {
+            long timestamp = cache.getTimestamp();
+            long duration = System.currentTimeMillis() - timestamp;
+            return duration > 120000; // 2分钟过期
+        }).collect(Collectors.toList());
+        codeCache.removeAll(codeList);  // 清除过期的缓存
+        if (codeCache.size() > 1024) {  // 当缓存的长度太长 到达阈值的时候  清空所有缓存
+            codeCache.clear();
+        }
+        log.info("=======================清理验证码缓存结束，验证码集合缓存长度: " + codeCache.size() + "=======================");
+    }
+
+}

src/springboot/src/main/java/com/example/utils/ValidateCodeProperties.java

@@ -0,0 +1,80 @@
+package com.example.utils;
+
+public class ValidateCodeProperties {
+    /**
+     * 验证码有效时间，单位秒
+     */
+    private Long time = 120L;
+    /**
+     * 验证码类型，可选值 png和 gif
+     */
+    private String type = "png";
+    /**
+     * 图片宽度，px
+     */
+    private Integer width = 130;
+    /**
+     * 图片高度，px
+     */
+    private Integer height = 48;
+    /**
+     * 验证码位数
+     */
+    private Integer length = 4;
+    /**
+     * 验证码值的类型
+     * 1. 数字加字母
+     * 2. 纯数字
+     * 3. 纯字母
+     */
+    private Integer charType = 2;
+
+    public Long getTime() {
+        return time;
+    }
+
+    public void setTime(Long time) {
+        this.time = time;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public Integer getWidth() {
+        return width;
+    }
+
+    public void setWidth(Integer width) {
+        this.width = width;
+    }
+
+    public Integer getHeight() {
+        return height;
+    }
+
+    public void setHeight(Integer height) {
+        this.height = height;
+    }
+
+    public Integer getLength() {
+        return length;
+    }
+
+    public void setLength(Integer length) {
+        this.length = length;
+    }
+
+    public Integer getCharType() {
+        return charType;
+    }
+
+    public void setCharType(Integer charType) {
+        this.charType = charType;
+    }
+}
+

src/springboot/src/main/resources/application.yml

@@ -0,0 +1,31 @@
+server:
+  port: 9090
+
+# 数据库配置
+spring:
+  datasource:
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    username: root   #你本地的数据库用户名
+    password: 123456 #你本地的数据库密码
+    url: jdbc:mysql://localhost:3306/psi_manager?useUnicode=true&characterEncoding=utf-8&allowMultiQueries=true&useSSL=false&serverTimezone=GMT%2b8&allowPublicKeyRetrieval=true
+  servlet:
+    multipart:
+      max-file-size: 100MB
+      max-request-size: 100MB
+
+# 配置mybatis实体和xml映射
+mybatis:
+  mapper-locations: classpath:mapper/*.xml
+  type-aliases-package: com.example.entity
+  configuration:
+    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
+    map-underscore-to-camel-case: true
+
+# 分页
+pagehelper:
+  helper-dialect: mysql
+  reasonable: true
+  support-methods-arguments: true
+  params: count=countSql
+
+ip: localhost

src/springboot/src/main/resources/mapper/AdminMapper.xml

@@ -0,0 +1,91 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.AdminMapper">
+
+    <sql id="Base_Column_List">
+        id,username,password,name,phone,email,avatar,role
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.Admin">
+        select
+        <include refid="Base_Column_List" />
+        from admin
+        <where>
+            <if test="id != null"> and id= #{id}</if>
+            <if test="username != null"> and username like concat('%', #{username}, '%')</if>
+            <if test="password != null"> and password= #{password}</if>
+            <if test="name != null"> and name= #{name}</if>
+            <if test="phone != null"> and phone= #{phone}</if>
+            <if test="email != null"> and email= #{email}</if>
+            <if test="avatar != null"> and avatar= #{avatar}</if>
+            <if test="role != null"> and role= #{role}</if>
+        </where>
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.Admin">
+        select
+        <include refid="Base_Column_List" />
+        from admin
+        where id = #{id}
+    </select>
+
+    <delete id="deleteById">
+        delete from admin
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.Admin" useGeneratedKeys="true">
+        insert into admin
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+                <if test="id != null">id,</if>
+                <if test="username != null">username,</if>
+                <if test="password != null">password,</if>
+                <if test="name != null">name,</if>
+                <if test="phone != null">phone,</if>
+                <if test="email != null">email,</if>
+                <if test="avatar != null">avatar,</if>
+                <if test="role != null">role,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+                <if test="id != null">#{id},</if>
+                <if test="username != null">#{username},</if>
+                <if test="password != null">#{password},</if>
+                <if test="name != null">#{name},</if>
+                <if test="phone != null">#{phone},</if>
+                <if test="email != null">#{email},</if>
+                <if test="avatar != null">#{avatar},</if>
+                <if test="role != null">#{role},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.Admin">
+        update admin
+        <set>
+            <if test="username != null">
+                username = #{username},
+            </if>
+            <if test="password != null">
+                password = #{password},
+            </if>
+            <if test="name != null">
+                name = #{name},
+            </if>
+            <if test="phone != null">
+                phone = #{phone},
+            </if>
+            <if test="email != null">
+                email = #{email},
+            </if>
+            <if test="avatar != null">
+                avatar = #{avatar},
+            </if>
+            <if test="role != null">
+                role = #{role},
+            </if>
+        </set>
+        where id = #{id} 
+    </update>
+
+</mapper>

src/springboot/src/main/resources/mapper/BackMapper.xml

@@ -0,0 +1,106 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.BackMapper">
+
+    <sql id="Base_Column_List">
+        id,supplier_id,goods_id,pay_type,time,user,num,unit,price,total,comment
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.Back">
+        select
+        back.*, supplier.name as supplierName, goods.name as goodsName
+        from back
+        left join supplier
+        on back.supplier_id = supplier.id
+        left join goods
+        on back.goods_id = goods.id
+        <where>
+            <if test="id != null"> and back.id = #{id}</if>
+            <if test="supplierName != null"> and supplier.name like concat('%', #{supplierName}, '%')</if>
+            <if test="goodsName != null"> and goods.name like concat('%', #{goodsName}, '%')</if>
+        </where>
+        order by id desc
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.Back">
+        select
+        <include refid="Base_Column_List" />
+        from back
+        where id = #{id}
+    </select>
+
+    <delete id="deleteById">
+        delete from back
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.Back" useGeneratedKeys="true">
+        insert into back
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="id != null">id,</if>
+            <if test="supplierId != null">supplier_id,</if>
+            <if test="goodsId != null">goods_id,</if>
+            <if test="payType != null">pay_type,</if>
+            <if test="time != null">time,</if>
+            <if test="user != null">user,</if>
+            <if test="num != null">num,</if>
+            <if test="unit != null">unit,</if>
+            <if test="price != null">price,</if>
+            <if test="total != null">total,</if>
+            <if test="comment != null">comment,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="id != null">#{id},</if>
+            <if test="supplierId != null">#{supplierId},</if>
+            <if test="goodsId != null">#{goodsId},</if>
+            <if test="payType != null">#{payType},</if>
+            <if test="time != null">#{time},</if>
+            <if test="user != null">#{user},</if>
+            <if test="num != null">#{num},</if>
+            <if test="unit != null">#{unit},</if>
+            <if test="price != null">#{price},</if>
+            <if test="total != null">#{total},</if>
+            <if test="comment != null">#{comment},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.Back">
+        update back
+        <set>
+            <if test="supplierId != null">
+                supplier_id = #{supplierId},
+            </if>
+            <if test="goodsId != null">
+                goods_id = #{goodsId},
+            </if>
+            <if test="payType != null">
+                pay_type = #{payType},
+            </if>
+            <if test="time != null">
+                time = #{time},
+            </if>
+            <if test="user != null">
+                user = #{user},
+            </if>
+            <if test="num != null">
+                num = #{num},
+            </if>
+            <if test="unit != null">
+                unit = #{unit},
+            </if>
+            <if test="price != null">
+                price = #{price},
+            </if>
+            <if test="total != null">
+                total = #{total},
+            </if>
+            <if test="comment != null">
+                comment = #{comment},
+            </if>
+        </set>
+        where id = #{id}
+    </update>
+
+</mapper>

src/springboot/src/main/resources/mapper/CustomerMapper.xml

@@ -0,0 +1,110 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.CustomerMapper">
+
+    <sql id="Base_Column_List">
+        id,name,address,tel,email,zip_code,user,phone,bank,bank_card,status
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.Customer">
+        select
+        <include refid="Base_Column_List" />
+        from customer
+        <where>
+            <if test="id != null"> and id = #{id}</if>
+            <if test="name != null"> and name like concat('%', #{name}, '%')</if>
+            <if test="address != null"> and address like concat('%', #{address}, '%')</if>
+            <if test="tel != null"> and tel like concat('%', #{tel}, '%')</if>
+            <if test="email != null"> and email like concat('%', #{email}, '%')</if>
+            <if test="zipCode != null"> and zip_code like concat('%', #{zipCode}, '%')</if>
+            <if test="user != null"> and user like concat('%', #{user}, '%')</if>
+            <if test="phone != null"> and phone like concat('%', #{phone}, '%')</if>
+            <if test="bank != null"> and bank like concat('%', #{bank}, '%')</if>
+            <if test="bankCard != null"> and bank_card like concat('%', #{bankCard}, '%')</if>
+            <if test="status != null"> and status like concat('%', #{status}, '%')</if>
+        </where>
+        order by id desc
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.Customer">
+        select
+        <include refid="Base_Column_List" />
+        from customer
+        where id = #{id}
+    </select>
+
+    <delete id="deleteById">
+        delete from customer
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.Customer" useGeneratedKeys="true">
+        insert into customer
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="id != null">id,</if>
+            <if test="name != null">name,</if>
+            <if test="address != null">address,</if>
+            <if test="tel != null">tel,</if>
+            <if test="email != null">email,</if>
+            <if test="zipCode != null">zip_code,</if>
+            <if test="user != null">user,</if>
+            <if test="phone != null">phone,</if>
+            <if test="bank != null">bank,</if>
+            <if test="bankCard != null">bank_card,</if>
+            <if test="status != null">status,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="id != null">#{id},</if>
+            <if test="name != null">#{name},</if>
+            <if test="address != null">#{address},</if>
+            <if test="tel != null">#{tel},</if>
+            <if test="email != null">#{email},</if>
+            <if test="zipCode != null">#{zipCode},</if>
+            <if test="user != null">#{user},</if>
+            <if test="phone != null">#{phone},</if>
+            <if test="bank != null">#{bank},</if>
+            <if test="bankCard != null">#{bankCard},</if>
+            <if test="status != null">#{status},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.Customer">
+        update customer
+        <set>
+            <if test="name != null">
+                name = #{name},
+            </if>
+            <if test="address != null">
+                address = #{address},
+            </if>
+            <if test="tel != null">
+                tel = #{tel},
+            </if>
+            <if test="email != null">
+                email = #{email},
+            </if>
+            <if test="zipCode != null">
+                zip_code = #{zipCode},
+            </if>
+            <if test="user != null">
+                user = #{user},
+            </if>
+            <if test="phone != null">
+                phone = #{phone},
+            </if>
+            <if test="bank != null">
+                bank = #{bank},
+            </if>
+            <if test="bankCard != null">
+                bank_card = #{bankCard},
+            </if>
+            <if test="status != null">
+                status = #{status},
+            </if>
+        </set>
+        where id = #{id}
+    </update>
+
+</mapper>

src/springboot/src/main/resources/mapper/DepartmentMapper.xml

@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.DepartmentMapper">
+
+    <sql id="Base_Column_List">
+        id,name,address,pid,level
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.Department">
+        select
+        <include refid="Base_Column_List" />
+        from department
+        <where>
+            <if test="name != null"> and name like concat('%', #{name}, '%')</if>
+            <if test="level != null"> and level = #{ level}</if>
+            <if test="pid != null"> and pid = #{ pid }</if>
+        </where>
+        order by id desc
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.Department">
+        select
+        <include refid="Base_Column_List" />
+        from department
+        where id = #{id}
+    </select>
+
+    <delete id="deleteById">
+        delete from department
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.Department" useGeneratedKeys="true">
+        insert into department
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="id != null">id,</if>
+            <if test="name != null">name,</if>
+            <if test="address != null">address,</if>
+            <if test="pid != null">pid,</if>
+            <if test="level != null">level,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="id != null">#{id},</if>
+            <if test="name != null">#{name},</if>
+            <if test="address != null">#{address},</if>
+            <if test="pid != null">#{pid},</if>
+            <if test="level != null">#{level},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.Department">
+        update department
+        <set>
+            <if test="name != null">
+                name = #{name},
+            </if>
+            <if test="address != null">
+                address = #{address},
+            </if>
+            <if test="pid != null">
+                pid = #{pid},
+            </if>
+            <if test="level != null">
+                level = #{level},
+            </if>
+        </set>
+        where id = #{id}
+    </update>
+
+</mapper>

src/springboot/src/main/resources/mapper/GoodsMapper.xml

@@ -0,0 +1,117 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.GoodsMapper">
+
+    <sql id="Base_Column_List">
+        id,name,supplier_id,producer,descr,price,num,img,unit,pack,product_no,approve_no,status
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.Goods">
+        select
+        goods.*, supplier.name as supplierName
+        from goods
+        left join supplier
+        on goods.supplier_id = supplier.id
+        <where>
+            <if test="id != null"> and goods.id = #{id}</if>
+            <if test="supplierId != null"> and goods.supplier_id = #{supplierId}</if>
+            <if test="name != null"> and goods.name like concat('%', #{name}, '%')</if>
+            <if test="supplierName != null"> and supplier.name like concat('%', #{supplierName}, '%')</if>
+            <if test="productNo != null"> and goods.product_no like concat('%', #{productNo}, '%')</if>
+            <if test="approveNo != null"> and goods.approve_no like concat('%', #{approveNo}, '%')</if>
+        </where>
+        order by id desc
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.Goods">
+        select
+        <include refid="Base_Column_List" />
+        from goods
+        where id = #{id}
+    </select>
+
+    <delete id="deleteById">
+        delete from goods
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.Goods" useGeneratedKeys="true">
+        insert into goods
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="id != null">id,</if>
+            <if test="name != null">name,</if>
+            <if test="supplierId != null">supplier_id,</if>
+            <if test="producer != null">producer,</if>
+            <if test="descr != null">descr,</if>
+            <if test="price != null">price,</if>
+            <if test="num != null">num,</if>
+            <if test="img != null">img,</if>
+            <if test="unit != null">unit,</if>
+            <if test="pack != null">pack,</if>
+            <if test="productNo != null">product_no,</if>
+            <if test="approveNo != null">approve_no,</if>
+            <if test="status != null">status,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="id != null">#{id},</if>
+            <if test="name != null">#{name},</if>
+            <if test="supplierId != null">#{supplierId},</if>
+            <if test="producer != null">#{producer},</if>
+            <if test="descr != null">#{descr},</if>
+            <if test="price != null">#{price},</if>
+            <if test="num != null">#{num},</if>
+            <if test="img != null">#{img},</if>
+            <if test="unit != null">#{unit},</if>
+            <if test="pack != null">#{pack},</if>
+            <if test="productNo != null">#{productNo},</if>
+            <if test="approveNo != null">#{approveNo},</if>
+            <if test="status != null">#{status},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.Goods">
+        update goods
+        <set>
+            <if test="name != null">
+                name = #{name},
+            </if>
+            <if test="supplierId != null">
+                supplier_id = #{supplierId},
+            </if>
+            <if test="producer != null">
+                producer = #{producer},
+            </if>
+            <if test="descr != null">
+                descr = #{descr},
+            </if>
+            <if test="price != null">
+                price = #{price},
+            </if>
+            <if test="num != null">
+                num = #{num},
+            </if>
+            <if test="img != null">
+                img = #{img},
+            </if>
+            <if test="unit != null">
+                unit = #{unit},
+            </if>
+            <if test="pack != null">
+                pack = #{pack},
+            </if>
+            <if test="productNo != null">
+                product_no = #{productNo},
+            </if>
+            <if test="approveNo != null">
+                approve_no = #{approveNo},
+            </if>
+            <if test="status != null">
+                status = #{status},
+            </if>
+        </set>
+        where id = #{id}
+    </update>
+
+</mapper>

src/springboot/src/main/resources/mapper/LogsMapper.xml

@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.LogsMapper">
+
+    <sql id="Base_Column_List">
+        id,operation,username,type,ip,time
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.Logs">
+        select
+        <include refid="Base_Column_List" />
+        from logs
+        <where>
+            <if test="id != null"> and logs.id = #{id}</if>
+            <if test="operation != null"> and logs.operation like concat('%', #{operation}, '%')</if>
+        </where>
+        order by id desc
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.Logs">
+        select
+        <include refid="Base_Column_List" />
+        from logs
+        where id = #{id}
+    </select>
+
+    <delete id="deleteById">
+        delete from logs
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.Logs" useGeneratedKeys="true">
+        insert into logs
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="id != null">id,</if>
+            <if test="operation != null">operation,</if>
+            <if test="username != null">username,</if>
+            <if test="type != null">type,</if>
+            <if test="ip != null">ip,</if>
+            <if test="time != null">time,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="id != null">#{id},</if>
+            <if test="operation != null">#{operation},</if>
+            <if test="username != null">#{username},</if>
+            <if test="type != null">#{type},</if>
+            <if test="ip != null">#{ip},</if>
+            <if test="time != null">#{time},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.Logs">
+        update logs
+        <set>
+            <if test="operation != null">
+                operation = #{operation},
+            </if>
+            <if test="username != null">
+                username = #{username},
+            </if>
+            <if test="type != null">
+                type = #{type},
+            </if>
+            <if test="ip != null">
+                ip = #{ip},
+            </if>
+            <if test="time != null">
+                time = #{time},
+            </if>
+        </set>
+        where id = #{id}
+    </update>
+
+</mapper>

src/springboot/src/main/resources/mapper/NoticeMapper.xml

@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.NoticeMapper">
+
+    <sql id="Base_Column_List">
+        id,title,content,time,user
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.Notice">
+        select
+        <include refid="Base_Column_List" />
+        from notice
+        <where>
+            <if test="id != null"> and id= #{id}</if>
+            <if test="title != null"> and title like concat('%', #{title}, '%')</if>
+            <if test="content != null"> and content= #{content}</if>
+            <if test="time != null"> and time= #{time}</if>
+            <if test="user != null"> and user= #{user}</if>
+        </where>
+        order by id desc
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.Notice">
+        select
+        <include refid="Base_Column_List" />
+        from notice
+        where id = #{id}
+    </select>
+
+    <delete id="deleteById">
+        delete from notice
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.Notice" useGeneratedKeys="true">
+        insert into notice
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+                <if test="id != null">id,</if>
+                <if test="title != null">title,</if>
+                <if test="content != null">content,</if>
+                <if test="time != null">time,</if>
+                <if test="user != null">user,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+                <if test="id != null">#{id},</if>
+                <if test="title != null">#{title},</if>
+                <if test="content != null">#{content},</if>
+                <if test="time != null">#{time},</if>
+                <if test="user != null">#{user},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.Department">
+        update notice
+        <set>
+            <if test="title != null">
+                title = #{title},
+            </if>
+            <if test="content != null">
+                content = #{content},
+            </if>
+            <if test="time != null">
+                time = #{time},
+            </if>
+            <if test="user != null">
+                user = #{user},
+            </if>
+        </set>
+        where id = #{id} 
+    </update>
+
+</mapper>

src/springboot/src/main/resources/mapper/SaleBackMapper.xml

@@ -0,0 +1,106 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.SaleBackMapper">
+
+    <sql id="Base_Column_List">
+        id,customer_id,goods_id,pay_type,time,user,price,num,unit,total,comment
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.SaleBack">
+        select
+        sale_back.*, customer.name as customerName, goods.name as goodsName
+        from sale_back
+        left join customer
+        on sale_back.customer_id = customer.id
+        left join goods
+        on sale_back.goods_id = goods.id
+        <where>
+            <if test="id != null"> and sale_back.id = #{id}</if>
+            <if test="customerName != null"> and customer.name like concat('%', #{customerName}, '%')</if>
+            <if test="goodsName != null"> and goods.name like concat('%', #{goodsName}, '%')</if>
+        </where>
+        order by id desc
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.SaleBack">
+        select
+        <include refid="Base_Column_List" />
+        from sale_back
+        where id = #{id}
+    </select>
+
+    <delete id="deleteById">
+        delete from sale_back
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.SaleBack" useGeneratedKeys="true">
+        insert into sale_back
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="id != null">id,</if>
+            <if test="customerId != null">customer_id,</if>
+            <if test="goodsId != null">goods_id,</if>
+            <if test="payType != null">pay_type,</if>
+            <if test="time != null">time,</if>
+            <if test="user != null">user,</if>
+            <if test="price != null">price,</if>
+            <if test="num != null">num,</if>
+            <if test="unit != null">unit,</if>
+            <if test="total != null">total,</if>
+            <if test="comment != null">comment,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="id != null">#{id},</if>
+            <if test="customerId != null">#{customerId},</if>
+            <if test="goodsId != null">#{goodsId},</if>
+            <if test="payType != null">#{payType},</if>
+            <if test="time != null">#{time},</if>
+            <if test="user != null">#{user},</if>
+            <if test="price != null">#{price},</if>
+            <if test="num != null">#{num},</if>
+            <if test="unit != null">#{unit},</if>
+            <if test="total != null">#{total},</if>
+            <if test="comment != null">#{comment},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.SaleBack">
+        update sale_back
+        <set>
+            <if test="customerId != null">
+                customer_id = #{customerId},
+            </if>
+            <if test="goodsId != null">
+                goods_id = #{goodsId},
+            </if>
+            <if test="payType != null">
+                pay_type = #{payType},
+            </if>
+            <if test="time != null">
+                time = #{time},
+            </if>
+            <if test="user != null">
+                user = #{user},
+            </if>
+            <if test="price != null">
+                price = #{price},
+            </if>
+            <if test="num != null">
+                num = #{num},
+            </if>
+            <if test="unit != null">
+                unit = #{unit},
+            </if>
+            <if test="total != null">
+                total = #{total},
+            </if>
+            <if test="comment != null">
+                comment = #{comment},
+            </if>
+        </set>
+        where id = #{id}
+    </update>
+
+</mapper>

src/springboot/src/main/resources/mapper/SaleMapper.xml

@@ -0,0 +1,106 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.SaleMapper">
+
+    <sql id="Base_Column_List">
+        id,customer_id,goods_id,pay_type,time,user,price,num,unit,total,comment
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.Sale">
+        select
+        sale.*, customer.name as customerName, goods.name as goodsName
+        from sale
+        left join customer
+        on sale.customer_id = customer.id
+        left join goods
+        on sale.goods_id = goods.id
+        <where>
+            <if test="id != null"> and id = #{id}</if>
+            <if test="customerName != null"> and customer.name like concat('%', #{customerName}, '%')</if>
+            <if test="goodsName != null"> and goods.name like concat('%', #{goodsName}, '%')</if>
+        </where>
+        order by id desc
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.Sale">
+        select
+        <include refid="Base_Column_List" />
+        from sale
+        where id = #{id}
+    </select>
+
+    <delete id="deleteById">
+        delete from sale
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.Sale" useGeneratedKeys="true">
+        insert into sale
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="id != null">id,</if>
+            <if test="customerId != null">customer_id,</if>
+            <if test="goodsId != null">goods_id,</if>
+            <if test="payType != null">pay_type,</if>
+            <if test="time != null">time,</if>
+            <if test="user != null">user,</if>
+            <if test="price != null">price,</if>
+            <if test="num != null">num,</if>
+            <if test="unit != null">unit,</if>
+            <if test="total != null">total,</if>
+            <if test="comment != null">comment,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="id != null">#{id},</if>
+            <if test="customerId != null">#{customerId},</if>
+            <if test="goodsId != null">#{goodsId},</if>
+            <if test="payType != null">#{payType},</if>
+            <if test="time != null">#{time},</if>
+            <if test="user != null">#{user},</if>
+            <if test="price != null">#{price},</if>
+            <if test="num != null">#{num},</if>
+            <if test="unit != null">#{unit},</if>
+            <if test="total != null">#{total},</if>
+            <if test="comment != null">#{comment},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.Sale">
+        update sale
+        <set>
+            <if test="customerId != null">
+                customer_id = #{customerId},
+            </if>
+            <if test="goodsId != null">
+                goods_id = #{goodsId},
+            </if>
+            <if test="payType != null">
+                pay_type = #{payType},
+            </if>
+            <if test="time != null">
+                time = #{time},
+            </if>
+            <if test="user != null">
+                user = #{user},
+            </if>
+            <if test="price != null">
+                price = #{price},
+            </if>
+            <if test="num != null">
+                num = #{num},
+            </if>
+            <if test="unit != null">
+                unit = #{unit},
+            </if>
+            <if test="total != null">
+                total = #{total},
+            </if>
+            <if test="comment != null">
+                comment = #{comment},
+            </if>
+        </set>
+        where id = #{id}
+    </update>
+
+</mapper>

src/springboot/src/main/resources/mapper/StaffMapper.xml

@@ -0,0 +1,118 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.StaffMapper">
+
+    <sql id="Base_Column_List">
+        id,username,password,name,phone,email,avatar,role,sex,birth,department_id,status
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.Staff">
+        select
+        staff.*, department.name as departmentName
+        from staff
+        left join department
+        on staff.department_id = department.id
+        <where>
+            <if test="username != null"> and staff.username like concat('%', #{username}, '%')</if>
+            <if test="departmentName != null"> and department.name like concat('%', #{departmentName}, '%')</if>
+        </where>
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.Staff">
+        select
+        staff.*, department.name as departmentName
+        from staff
+        left join department
+        on staff.department_id = department.id
+        where staff.id = #{id}
+    </select>
+
+    <select id="selectByUsername" resultType="com.example.entity.Staff">
+        select
+        staff.*, department.name as departmentName
+        from staff
+        left join department
+        on staff.department_id = department.id
+        where staff.username = #{username}
+    </select>
+
+    <delete id="deleteById">
+        delete from staff
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.Staff" useGeneratedKeys="true">
+        insert into staff
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="id != null">id,</if>
+            <if test="username != null">username,</if>
+            <if test="password != null">password,</if>
+            <if test="name != null">name,</if>
+            <if test="phone != null">phone,</if>
+            <if test="email != null">email,</if>
+            <if test="avatar != null">avatar,</if>
+            <if test="role != null">role,</if>
+            <if test="sex != null">sex,</if>
+            <if test="birth != null">birth,</if>
+            <if test="departmentId != null">department_id,</if>
+            <if test="status != null">status,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="id != null">#{id},</if>
+            <if test="username != null">#{username},</if>
+            <if test="password != null">#{password},</if>
+            <if test="name != null">#{name},</if>
+            <if test="phone != null">#{phone},</if>
+            <if test="email != null">#{email},</if>
+            <if test="avatar != null">#{avatar},</if>
+            <if test="role != null">#{role},</if>
+            <if test="sex != null">#{sex},</if>
+            <if test="birth != null">#{birth},</if>
+            <if test="departmentId != null">#{departmentId},</if>
+            <if test="status != null">#{status},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.Staff">
+        update staff
+        <set>
+            <if test="username != null">
+                username = #{username},
+            </if>
+            <if test="password != null">
+                password = #{password},
+            </if>
+            <if test="name != null">
+                name = #{name},
+            </if>
+            <if test="phone != null">
+                phone = #{phone},
+            </if>
+            <if test="email != null">
+                email = #{email},
+            </if>
+            <if test="avatar != null">
+                avatar = #{avatar},
+            </if>
+            <if test="role != null">
+                role = #{role},
+            </if>
+            <if test="sex != null">
+                sex = #{sex},
+            </if>
+            <if test="birth != null">
+                birth = #{birth},
+            </if>
+            <if test="departmentId != null">
+                department_id = #{departmentId},
+            </if>
+            <if test="status != null">
+                status = #{status},
+            </if>
+        </set>
+        where id = #{id}
+    </update>
+
+</mapper>

src/springboot/src/main/resources/mapper/StockMapper.xml

@@ -0,0 +1,106 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.StockMapper">
+
+    <sql id="Base_Column_List">
+        id,supplier_id,goods_id,pay_type,time,user,num,unit,price,total,comment
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.Stock">
+        select
+        stock.*, supplier.name as supplierName, goods.name as goodsName
+        from stock
+        left join supplier
+        on stock.supplier_id = supplier.id
+        left join goods
+        on stock.goods_id = goods.id
+        <where>
+            <if test="id != null"> and stock.id = #{id}</if>
+            <if test="supplierName != null"> and supplier.name like concat('%', #{supplierName}, '%')</if>
+            <if test="goodsName != null"> and goods.name like concat('%', #{goodsName}, '%')</if>
+        </where>
+        order by id desc
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.Stock">
+        select
+        <include refid="Base_Column_List" />
+        from stock
+        where id = #{id}
+    </select>
+
+    <delete id="deleteById">
+        delete from stock
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.Stock" useGeneratedKeys="true">
+        insert into stock
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="id != null">id,</if>
+            <if test="supplierId != null">supplier_id,</if>
+            <if test="goodsId != null">goods_id,</if>
+            <if test="payType != null">pay_type,</if>
+            <if test="time != null">time,</if>
+            <if test="user != null">user,</if>
+            <if test="num != null">num,</if>
+            <if test="unit != null">unit,</if>
+            <if test="price != null">price,</if>
+            <if test="total != null">total,</if>
+            <if test="comment != null">comment,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="id != null">#{id},</if>
+            <if test="supplierId != null">#{supplierId},</if>
+            <if test="goodsId != null">#{goodsId},</if>
+            <if test="payType != null">#{payType},</if>
+            <if test="time != null">#{time},</if>
+            <if test="user != null">#{user},</if>
+            <if test="num != null">#{num},</if>
+            <if test="unit != null">#{unit},</if>
+            <if test="price != null">#{price},</if>
+            <if test="total != null">#{total},</if>
+            <if test="comment != null">#{comment},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.Stock">
+        update stock
+        <set>
+            <if test="supplierId != null">
+                supplier_id = #{supplierId},
+            </if>
+            <if test="goodsId != null">
+                goods_id = #{goodsId},
+            </if>
+            <if test="payType != null">
+                pay_type = #{payType},
+            </if>
+            <if test="time != null">
+                time = #{time},
+            </if>
+            <if test="user != null">
+                user = #{user},
+            </if>
+            <if test="num != null">
+                num = #{num},
+            </if>
+            <if test="unit != null">
+                unit = #{unit},
+            </if>
+            <if test="price != null">
+                price = #{price},
+            </if>
+            <if test="total != null">
+                total = #{total},
+            </if>
+            <if test="comment != null">
+                comment = #{comment},
+            </if>
+        </set>
+        where id = #{id}
+    </update>
+
+</mapper>

src/springboot/src/main/resources/mapper/SupplierMapper.xml

@@ -0,0 +1,110 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.mapper.SupplierMapper">
+
+    <sql id="Base_Column_List">
+        id,name,address,tel,email,zip_code,user,phone,bank,bank_card,status
+    </sql>
+
+    <select id="selectAll" resultType="com.example.entity.Supplier">
+        select
+        <include refid="Base_Column_List" />
+        from supplier
+        <where>
+            <if test="id != null"> and id = #{id}</if>
+            <if test="name != null"> and name like concat('%', #{name}, '%')</if>
+            <if test="address != null"> and address like concat('%', #{address}, '%')</if>
+            <if test="tel != null"> and tel like concat('%', #{tel}, '%')</if>
+            <if test="email != null"> and email like concat('%', #{email}, '%')</if>
+            <if test="zipCode != null"> and zip_code like concat('%', #{zipCode}, '%')</if>
+            <if test="user != null"> and user like concat('%', #{user}, '%')</if>
+            <if test="phone != null"> and phone like concat('%', #{phone}, '%')</if>
+            <if test="bank != null"> and bank like concat('%', #{bank}, '%')</if>
+            <if test="bankCard != null"> and bank_card like concat('%', #{bankCard}, '%')</if>
+            <if test="status != null"> and status like concat('%', #{status}, '%')</if>
+        </where>
+        order by id desc
+    </select>
+
+    <select id="selectById" resultType="com.example.entity.Supplier">
+        select
+        <include refid="Base_Column_List" />
+        from supplier
+        where id = #{id}
+    </select>
+
+    <delete id="deleteById">
+        delete from supplier
+        where  id = #{id}
+    </delete>
+
+    <insert id="insert" parameterType="com.example.entity.Supplier" useGeneratedKeys="true">
+        insert into supplier
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="id != null">id,</if>
+            <if test="name != null">name,</if>
+            <if test="address != null">address,</if>
+            <if test="tel != null">tel,</if>
+            <if test="email != null">email,</if>
+            <if test="zipCode != null">zip_code,</if>
+            <if test="user != null">user,</if>
+            <if test="phone != null">phone,</if>
+            <if test="bank != null">bank,</if>
+            <if test="bankCard != null">bank_card,</if>
+            <if test="status != null">status,</if>
+        </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="id != null">#{id},</if>
+            <if test="name != null">#{name},</if>
+            <if test="address != null">#{address},</if>
+            <if test="tel != null">#{tel},</if>
+            <if test="email != null">#{email},</if>
+            <if test="zipCode != null">#{zipCode},</if>
+            <if test="user != null">#{user},</if>
+            <if test="phone != null">#{phone},</if>
+            <if test="bank != null">#{bank},</if>
+            <if test="bankCard != null">#{bankCard},</if>
+            <if test="status != null">#{status},</if>
+        </trim>
+    </insert>
+
+    <update id="updateById" parameterType="com.example.entity.Supplier">
+        update supplier
+        <set>
+            <if test="name != null">
+                name = #{name},
+            </if>
+            <if test="address != null">
+                address = #{address},
+            </if>
+            <if test="tel != null">
+                tel = #{tel},
+            </if>
+            <if test="email != null">
+                email = #{email},
+            </if>
+            <if test="zipCode != null">
+                zip_code = #{zipCode},
+            </if>
+            <if test="user != null">
+                user = #{user},
+            </if>
+            <if test="phone != null">
+                phone = #{phone},
+            </if>
+            <if test="bank != null">
+                bank = #{bank},
+            </if>
+            <if test="bankCard != null">
+                bank_card = #{bankCard},
+            </if>
+            <if test="status != null">
+                status = #{status},
+            </if>
+        </set>
+        where id = #{id}
+    </update>
+
+</mapper>

src/springboot/target/classes/application.yml

@@ -0,0 +1,31 @@
+server:
+  port: 9090
+
+# 数据库配置
+spring:
+  datasource:
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    username: root   #你本地的数据库用户名
+    password: 123456 #你本地的数据库密码
+    url: jdbc:mysql://localhost:3306/psi_manager?useUnicode=true&characterEncoding=utf-8&allowMultiQueries=true&useSSL=false&serverTimezone=GMT%2b8&allowPublicKeyRetrieval=true
+  servlet:
+    multipart:
+      max-file-size: 100MB
+      max-request-size: 100MB
+
+# 配置mybatis实体和xml映射
+mybatis:
+  mapper-locations: classpath:mapper/*.xml
+  type-aliases-package: com.example.entity
+  configuration:
+    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
+    map-underscore-to-camel-case: true
+
+# 分页
+pagehelper:
+  helper-dialect: mysql
+  reasonable: true
+  support-methods-arguments: true
+  params: count=countSql
+
+ip: localhost