diff --git a/LI b/LI
new file mode 100644
index 0000000..fc314f7
--- /dev/null
+++ b/LI
@@ -0,0 +1,15 @@
+package com.qsd.orange.service;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.qsd.orange.po.SysAnnouncement;
+
+public interface AnnouncementService {
+
+    //查询全部公告
+    IPage<SysAnnouncement> all(Integer page, Integer limit);
+    //新增一条公告
+    int add(SysAnnouncement announcement, String username);
+    //更新一条公告
+    int update(SysAnnouncement announcement);
+
+}
diff --git a/RentController.java b/RentController.java
new file mode 100644
index 0000000..61fef3c
--- /dev/null
+++ b/RentController.java
@@ -0,0 +1,97 @@
+package com.qsd.orange.controller;
+
+import com.qsd.orange.global.HttpResult;
+import com.qsd.orange.global.R;
+import com.qsd.orange.service.RentService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.userdetails.User;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.Map;
+@RestController
+@RequestMapping("rent")
+public class RentController {
+
+    @Autowired
+    private RentService rentService;
+
+    @PostMapping("add")
+    public R add(String identity, String number, String returnTime, Authentication authentication){
+        User users = (User)authentication.getPrincipal();
+        String username = users.getUsername();
+        int add = rentService.add(identity, number, returnTime, username);
+        switch (add){
+            case -1:
+                return R.error(HttpResult.CAR_IS_RENTING);
+            case 0:
+                return R.error(HttpResult.USER_INFO_ERROR);
+            case 1:
+                return R.success();
+            default:
+                return R.error(HttpResult.SERVER_ERROR);
+        }
+    }
+
+    @GetMapping("all")
+    public R all(
+            @RequestParam(value = "page", required = false, defaultValue = "1") Integer page,
+            @RequestParam(value = "limit", required = false, defaultValue = "9") Integer limit
+    ){
+        return R.success().page(rentService.all(page, limit));
+    }
+
+    @GetMapping("search")
+    public R search(
+            @RequestParam(value = "page", required = false, defaultValue = "1") Integer page,
+            @RequestParam(value = "limit", required = false, defaultValue = "9") Integer limit,
+            String keyword,
+            Integer type
+    ){
+        switch (type){
+            case 0:
+                return R.success().page(rentService.search(page, limit, "id", keyword));
+            case 1:
+                return R.success().page(rentService.search(page, limit, "customer_identity", keyword));
+            case 2:
+                return R.success().page(rentService.search(page, limit, "car_number", keyword));
+            default:
+                return R.error(HttpResult.PARAM_ERROR);
+        }
+    }
+
+    @PostMapping("update/returnTime")
+    public R update(String id, String returnTime){
+        int i = rentService.updateReturnTime(id, returnTime);
+        switch (i){
+            case -3:
+                return R.error(HttpResult.PARAM_ERROR);
+            case -2:
+            case -1:
+                return R.error(HttpResult.DATE_ERROR);
+            case 0:
+                return R.error(HttpResult.NOT_FOUND);
+            case 1:
+                return R.success();
+            default:
+                return R.error(HttpResult.SERVER_ERROR);
+        }
+    }
+
+    @GetMapping("info")
+    public R info(String id){
+        Map<String, Object> info = rentService.info(id);
+        int status = (Integer) info.get("status");
+        info.remove("status");
+        switch (status){
+            case -1:
+                return R.error(HttpResult.CAR_IS_RETURN);
+            case 0:
+                return R.error(HttpResult.NOT_FOUND);
+            default:
+                return R.success().data(info);
+        }
+
+    }
+
+}
diff --git a/RouteController.java b/RouteController.java
new file mode 100644
index 0000000..66e5a8a
--- /dev/null
+++ b/RouteController.java
@@ -0,0 +1,35 @@
+package com.qsd.orange.controller;
+
+import com.qsd.orange.po.SysUser;
+import com.qsd.orange.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.userdetails.User;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+
+@Controller
+public class RouteController {
+
+    @Autowired
+    private UserService userService;
+
+    @GetMapping("")
+    public String index(Model model, Authentication authentication){
+        User users = (User)authentication.getPrincipal();
+        SysUser user = userService.getInfo(users.getUsername());
+        model.addAttribute("name", user.getName());
+        model.addAttribute("type", user.getType());
+        return "index";
+    }
+
+    @GetMapping("self")
+    public String self(Model model, Authentication authentication){
+        User users = (User)authentication.getPrincipal();
+        SysUser user = userService.getInfo(users.getUsername());
+        model.addAttribute("user", user);
+        return "self";
+    }
+
+}
diff --git a/StatisticsController.java b/StatisticsController.java
new file mode 100644
index 0000000..6207049
--- /dev/null
+++ b/StatisticsController.java
@@ -0,0 +1,32 @@
+package com.qsd.orange.controller;
+
+import com.qsd.orange.dao.StatisticsDao;
+import com.qsd.orange.global.R;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("statistics")
+public class StatisticsController {
+
+    @Autowired
+    private StatisticsDao statisticsDao;
+
+    @GetMapping("region")
+    public R region(){
+        return R.success().data("items", statisticsDao.getRegionVo());
+    }
+
+    @GetMapping("salesman/{year}")
+    public R salesman(@PathVariable("year") String year){
+        return R.success().data("items", statisticsDao.getSalesman(year));
+    }
+    @GetMapping("company/{year}")
+    public R company(@PathVariable("year") String year){
+        return R.success().data("items", statisticsDao.getCompany(year));
+    }
+
+}
diff --git a/SystemAnnouncementController.java b/SystemAnnouncementController.java
new file mode 100644
index 0000000..8521656
--- /dev/null
+++ b/SystemAnnouncementController.java
@@ -0,0 +1,34 @@
+package com.qsd.orange.controller;
+
+import com.qsd.orange.global.R;
+import com.qsd.orange.po.SysAnnouncement;
+import com.qsd.orange.service.AnnouncementService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.userdetails.User;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.validation.Valid;
+
+@RestController
+@RequestMapping("system/announcement")
+public class SystemAnnouncementController {
+
+    @Autowired
+    private AnnouncementService announcementService;
+
+    @PostMapping("add")
+    public R add(@Valid SysAnnouncement announcement, Authentication authentication){
+        User user = (User)authentication.getPrincipal();
+        String username = user.getUsername();
+        return R.choose(announcementService.add(announcement, username) > 0);
+    }
+
+    @PostMapping("update")
+    public R update(SysAnnouncement announcement){
+        return R.choose(announcementService.update(announcement) > 0);
+    }
+
+}
diff --git a/SystemCarController.java b/SystemCarController.java
new file mode 100644
index 0000000..bf102e2
--- /dev/null
+++ b/SystemCarController.java
@@ -0,0 +1,62 @@
+package com.qsd.orange.controller;
+
+import com.qsd.orange.global.R;
+import com.qsd.orange.po.BusCar;
+import com.qsd.orange.service.CarService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.userdetails.User;
+import org.springframework.web.bind.annotation.*;
+
+import javax.validation.Valid;
+
+@RestController
+@RequestMapping("system/car")
+public class SystemCarController {
+
+    @Autowired
+    private CarService carService;
+
+    @GetMapping("all")
+    public R all(
+            @RequestParam(value = "page", required = false, defaultValue = "1") Integer page,
+            @RequestParam(value = "limit", required = false, defaultValue = "9") Integer limit,
+            @RequestParam(value = "status", required = false, defaultValue = "-1")Integer status
+    ){
+        return R.success().page(carService.queryAllCarSys(page, limit, status));
+    }
+
+    @GetMapping("search")
+    public R search(
+            @RequestParam(value = "page", required = false, defaultValue = "1") Integer page,
+            @RequestParam(value = "limit", required = false, defaultValue = "9") Integer limit,
+            @RequestParam(value = "status", required = false, defaultValue = "-1") Integer status,
+            @RequestParam(value = "brand", required = false, defaultValue = "") String brand,
+            @RequestParam(value = "color", required = false, defaultValue = "") String color
+    ){
+        return R.success().page(carService.queryCarSys(page, limit, status, brand, color));
+    }
+
+    @PostMapping("add")
+    public R add(@Valid BusCar car, Authentication authentication){
+        User users = (User)authentication.getPrincipal();
+        String username = users.getUsername();
+        return R.choose(carService.add(username, car) > 0);
+    }
+
+    @PostMapping("update/all")
+    public R add(@Valid BusCar car){
+        return R.choose(carService.update(car) > 0);
+    }
+
+    @PostMapping("update/exist/enable")
+    public R enable(String number){
+        return R.choose(carService.updateExist(number, 1) > 0);
+    }
+
+    @PostMapping("update/exist/unable")
+    public R unable(String number){
+        return R.choose(carService.updateExist(number, 0) > 0);
+    }
+
+}
diff --git a/SystemCheckController.java b/SystemCheckController.java
new file mode 100644
index 0000000..80026c4
--- /dev/null
+++ b/SystemCheckController.java
@@ -0,0 +1,31 @@
+package com.qsd.orange.controller;
+
+import com.qsd.orange.global.R;
+import com.qsd.orange.service.CheckService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("system/check")
+public class SystemCheckController {
+
+    @Autowired
+    private CheckService checkService;
+
+    @GetMapping("all")
+    public R all(
+            @RequestParam(value = "page", required = false, defaultValue = "1") Integer page,
+            @RequestParam(value = "limit", required = false, defaultValue = "9") Integer limit
+    ){
+        return R.success().page(checkService.all(page, limit));
+    }
+
+    @GetMapping("search")
+    public R search(String id){
+        return R.success().data("item", checkService.search(id));
+    }
+
+}
diff --git a/SystemRentController.java b/SystemRentController.java
new file mode 100644
index 0000000..9ad3bfd
--- /dev/null
+++ b/SystemRentController.java
@@ -0,0 +1,49 @@
+package com.qsd.orange.controller;
+
+import com.qsd.orange.global.HttpResult;
+import com.qsd.orange.global.R;
+import com.qsd.orange.service.RentService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+
+@RestController
+@RequestMapping("system/rent")
+public class SystemRentController {
+
+    @Autowired
+    private RentService rentService;
+
+    @GetMapping("all")
+    public R all(
+            @RequestParam(value = "page", required = false, defaultValue = "1") Integer page,
+            @RequestParam(value = "limit", required = false, defaultValue = "9") Integer limit
+    ){
+        return R.success().page(rentService.sysAll(page, limit));
+    }
+
+    @GetMapping("search")
+    public R search(
+            @RequestParam(value = "page", required = false, defaultValue = "1") Integer page,
+            @RequestParam(value = "limit", required = false, defaultValue = "9") Integer limit,
+            Integer status,
+            String keyword,
+            Integer type
+    ){
+        switch (type){
+            case 0:
+                return R.success().page(rentService.sysSearch(page, limit, status, "id", keyword));
+            case 1:
+                return R.success().page(rentService.sysSearch(page, limit, status, "customer_identity", keyword));
+            case 2:
+                return R.success().page(rentService.sysSearch(page, limit, status, "car_number", keyword));
+            default:
+                return R.error(HttpResult.PARAM_ERROR);
+        }
+    }
+
+
+}
diff --git a/SystemResourceController.java b/SystemResourceController.java
new file mode 100644
index 0000000..69a0312
--- /dev/null
+++ b/SystemResourceController.java
@@ -0,0 +1,67 @@
+package com.qsd.orange.controller;
+
+import cn.hutool.core.io.IoUtil;
+import cn.hutool.core.io.file.FileWriter;
+import cn.hutool.system.SystemUtil;
+import com.qsd.orange.global.R;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.servlet.http.HttpServletResponse;
+import java.io.*;
+
+@RestController
+@RequestMapping("system/resource/image")
+public class SystemResourceController {
+
+    public static final String IMAGE_PATH = SystemUtil.get("user.dir");
+
+    @PostMapping
+    public R updateImage(MultipartFile file){
+        String temp = file.getName();
+        System.out.println(temp);
+        temp = "png";
+        String name = System.currentTimeMillis() + "." + temp;
+        BufferedOutputStream outputStream = null;
+        try(InputStream inputStream = file.getInputStream();) {
+            File f = new File(IMAGE_PATH, name);
+            if (!f.exists()){
+                f.createNewFile();
+            }
+            FileWriter fileWriter = new FileWriter(f);
+            outputStream = fileWriter.getOutputStream();
+            IoUtil.copy(inputStream, outputStream);
+        } catch (IOException e) {
+            e.printStackTrace();
+            return R.error();
+        }finally {
+            try {
+                outputStream.close();
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+        return R.success().data("image", name);
+    }
+
+    @GetMapping("{name}")
+    public void show(@PathVariable("name") String name, HttpServletResponse response) {
+        FileInputStream inputStream = null;
+        try {
+            inputStream = new FileInputStream(new File(IMAGE_PATH, name));
+            response.setContentType("image/png");
+            IoUtil.copy(inputStream, response.getOutputStream());
+        } catch (FileNotFoundException e) {
+            e.printStackTrace();
+        } catch (IOException e) {
+            e.printStackTrace();
+        } finally {
+            try {
+                inputStream.close();
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+}
diff --git a/SystemUserController.java b/SystemUserController.java
new file mode 100644
index 0000000..1395188
--- /dev/null
+++ b/SystemUserController.java
@@ -0,0 +1,41 @@
+package com.qsd.orange.controller;
+
+import com.qsd.orange.global.R;
+import com.qsd.orange.po.SysUser;
+import com.qsd.orange.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.validation.Valid;
+
+@RestController
+@RequestMapping("system/user")
+public class SystemUserController {
+
+    @Autowired
+    private UserService userService;
+
+    @GetMapping("all")
+    public R all(){
+        return R.success().data("items", userService.all());
+    }
+
+    @PostMapping("add")
+    public R add(@Valid SysUser user){
+        return R.choose(userService.add(user) > 0);
+    }
+
+    @PostMapping("update")
+    public R update(@Valid SysUser user){
+        return R.choose(userService.update(user) > 0);
+    }
+
+    @GetMapping("reset")
+    public R reset(String username){
+        return R.choose(userService.reset(username) > 0);
+    }
+
+}
diff --git a/UserController.java b/UserController.java
new file mode 100644
index 0000000..caf8ab3
--- /dev/null
+++ b/UserController.java
@@ -0,0 +1,54 @@
+package com.qsd.orange.controller;
+
+import com.qsd.orange.global.HttpResult;
+import com.qsd.orange.global.R;
+import com.qsd.orange.po.SysUser;
+import com.qsd.orange.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.userdetails.User;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("user")
+public class UserController {
+
+    @Autowired
+    private UserService userService;
+
+    @PostMapping("info")
+    public R info(Authentication authentication){
+        User users = (User)authentication.getPrincipal();
+        String username = users.getUsername();
+        SysUser info = userService.getInfo(username);
+        return R.success().data("item", info);
+    }
+
+    @PostMapping("update/info")
+    public R updateInfo(SysUser user, Authentication authentication){
+        User users = (User)authentication.getPrincipal();
+        String username = users.getUsername();
+        user.setUsername(username);
+        return R.choose(userService.update(user) > 0);
+    }
+
+    @PostMapping("update/password")
+    public R updatePassword(String oldPassword, String newPassword, Authentication authentication){
+        User users = (User)authentication.getPrincipal();
+        String username = users.getUsername();
+        int i = userService.updatePassword(username, oldPassword, newPassword);
+        switch (i){
+            case -2:
+                return R.error(HttpResult.USERNAME_OR_PASSWORD_ERROR);
+            case -1:
+                return  R.error(HttpResult.PASSWORD_NOT_SAME);
+            case 1:
+                return R.success();
+            default:
+                return R.error();
+        }
+    }
+
+}
diff --git a/readme2.md b/readme2.md
new file mode 100644
index 0000000..56a0fbe
--- /dev/null
+++ b/readme2.md
@@ -0,0 +1,2 @@
+# c7-523
+