删除了一些没什么用的代码

backend/src/main/java/com/backend/controller/ExpressController.java

@@ -1,66 +0,0 @@
-package com.backend.controller;
-
-
-import com.backend.pojo.Express;
-import com.backend.pojo.PageBean;
-import com.backend.pojo.Result;
-import com.backend.service.ExpressService;
-import jakarta.validation.constraints.NotNull;
-import jakarta.validation.constraints.Pattern;
-import org.apache.ibatis.annotations.Delete;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.data.redis.core.StringRedisTemplate;
-import org.springframework.validation.annotation.Validated;
-import org.springframework.web.bind.annotation.*;
-
-import java.time.LocalDateTime;
-import java.util.Date;
-
-@RestController
-@RequestMapping("/express")
-@Validated
-public class ExpressController {
-
-    @Autowired
-    private ExpressService expressService;
-
-    @Autowired
-    private StringRedisTemplate stringRedisTemplate;
-
-    @PostMapping
-    public Result<Express> add(
-            @RequestBody @Validated(Express.Add.class) Express express){
-        expressService.add(express);
-        return Result.success();
-    }
-
-    @GetMapping
-    public Result<PageBean<Express>> list(final String expressid,
-                                          final String sename,
-                                          final String sephone,
-                                          final String seaddress,
-                                          final String rename,
-                                          final String rephone,
-                                          final String readdress,
-                                          final String issign,
-                                          final LocalDateTime signtime
-    ) {
-        final PageBean<Express> expresslist = expressService.list(expressid, sename, sephone, seaddress,
-                rename, rephone, readdress, issign, signtime);
-        return Result.success(expresslist);
-    }
-    @PutMapping
-    public Result<String> update(
-            @RequestBody @Validated(Express.Update.class) Express express) {
-
-        expressService.update(express);
-        return Result.success();
-    }
-
-    @DeleteMapping
-    public Result<Express> delete(@NotNull final Integer id) {
-            expressService.delete(id);
-            return Result.success();
-    }
-
-}

backend/src/main/java/com/backend/controller/UserController.java

@@ -52,11 +52,11 @@ public class UserController {
                 final Map<String, Object> map = Map.of("id", existingUser.getId(),
                         "username", existingUser.getUsername());
                 final String token = JwtUtil.genToken(map);
-                // Save token to redis
+                // 保存token到redis
                 final ValueOperations<String, String> operations = stringRedisTemplate.opsForValue();
-                // If key is token, and when we validate, and the token doesn't exist, then it has expired.
+                // 设置token过期时间为12小时
                 operations.set(token, token, Duration.ofHours(12));
-                // Return JWT token
+                // 返回 JWT token
                 return Result.success(token);
             } else {
                 return Result.error("密码错误");
@@ -84,11 +84,7 @@ public class UserController {
             }
         }
 
-        @PatchMapping("/updateAvatar")
+
-        public Result<String> updateAvatar(@RequestParam @URL final String avatarUrl) {
-            userService.updateAvatar(avatarUrl);
-            return Result.success();
-        }
 
         @PatchMapping("/updatePwd")
         public Result<String> updatePwd(@RequestBody Map<String, String> params, @RequestHeader(AUTHORIZATION_HEADER) final String token) {
@@ -110,7 +106,7 @@ public class UserController {
             }
 
             userService.updatePwd(newPwd);
-            // Delete token in redis.
+            // 删除token
             final ValueOperations<String, String> operations = stringRedisTemplate.opsForValue();
             operations.getOperations().delete(token);
 

backend/src/main/java/com/backend/mapper/ExpressMapper.java

@@ -1,29 +0,0 @@
-package com.backend.mapper;
-
-import com.backend.pojo.Express;
-import org.apache.ibatis.annotations.*;
-import java.time.LocalDateTime;
-import java.util.List;
-
-@Mapper
-public interface ExpressMapper {
-
-    @Insert("INSERT INTO express_info(expressid, sename, sephone, seaddress, rename, rephone, readdress, issigned, signtime) " +
-            "VALUES(#{expressid}, #{sename}, #{sephone}, #{seaddress}, #{rename}, #{rephone}, #{readdress}, #{issigned} , #{signtime})")
-    void add(final Express express);
-
-    @Update("UPDATE express_info SET expressid = #{expressid}, sename = #{sename}," +
-            " seaddress = #{seaddress}, rename = #{rename}, readdress = #{readdress}, isSigned = #{isSigned} WHERE id = #{id}")
-    void update(final Express express);
-
-    @Delete("DELETE FROM express_info WHERE id = #{id}")
-    void delete(final Integer id);
-
-    List<Express> list( final Integer id, final String sename,
-                        final String sephone, final String seaddress,
-                        final String rename, final String rephone,
-                        final String readdress, final String issigned,
-                        final LocalDateTime signtime);
-
-
-}

backend/src/main/java/com/backend/pojo/Express.java

@@ -1,41 +0,0 @@
-package com.backend.pojo;
-
-import com.backend.anno.State;
-import jakarta.validation.constraints.NotEmpty;
-import jakarta.validation.constraints.NotNull;
-import jakarta.validation.groups.Default;
-import lombok.Data;
-
-import java.time.LocalDateTime;
-
-@Data
-public class Express {
-    @NotNull
-    private Integer id;
-    @NotNull
-    private String expressid;
-    @NotEmpty
-    private String sename;
-    @NotEmpty
-    private String sephone;
-    @NotEmpty
-    private String seaddress;
-    @NotEmpty
-    private String rename;
-    @NotEmpty
-    private String rephone;
-    @NotEmpty
-    private String readdress;
-    @State
-    private String issigned;
-    @NotNull
-    private LocalDateTime signtime;
-
-    public interface Add extends Default {
-
-    }
-
-    public interface Update extends Default{
-
-    }
-}

backend/src/main/java/com/backend/pojo/User.java

@@ -13,7 +13,7 @@ public class User {
     @NotNull
     private Integer id;//主键ID
     private String username;//用户名
-    @JsonIgnore // let springmvc ignore password when converting object to json
+    @JsonIgnore
     private String password;//密码
     private Integer isCourier;//是否是快递员，0-不是，1-是
     @NotEmpty

backend/src/main/java/com/backend/service/ExpressService.java

@@ -1,26 +0,0 @@
-package com.backend.service;
-
-import com.backend.pojo.Express;
-import com.backend.pojo.PageBean;
-
-import java.time.LocalDateTime;
-import java.util.Date;
-
-public interface ExpressService {
-
-    void add(final Express express);
-
-    void update(final Express express);
-
-    void delete(Integer id);
-
-    PageBean<Express> list(final String expressid,
-                           final String sename,
-                           final String sephone,
-                           final String seaddress,
-                           final String rename,
-                           final String rephone,
-                           final String readdress,
-                           final String issign,
-                           final LocalDateTime signtime);
-}

backend/src/main/java/com/backend/service/UserService.java

@@ -9,7 +9,5 @@ public interface UserService {
 
     void update(final User user);
 
-    void updateAvatar(final String url);
-
     void updatePwd(final String newPwd);
 }

backend/src/main/java/com/backend/service/impl/ExpressServiceImpl.java

@@ -1,57 +0,0 @@
-package com.backend.service.impl;
-
-import com.backend.mapper.ExpressMapper;
-import com.backend.pojo.Express;
-import com.backend.pojo.PageBean;
-import com.backend.service.ExpressService;
-import com.backend.utils.ThreadLocalUtil;
-import com.github.pagehelper.Page;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Service;
-
-import java.time.LocalDateTime;
-import java.util.Map;
-
-@Service
-public class ExpressServiceImpl implements ExpressService {
-
-    @Autowired
-    private ExpressMapper expressMapper;
-
-
-    @Override
-    public void add(Express express) {
-        final Map<String, Object> map = ThreadLocalUtil.get();
-        final Integer id = (Integer) map.get("id");
-        express.setId(id);
-        expressMapper.add(express);
-    }
-
-    @Override
-    public void update(final Express express) {
-        expressMapper.update(express);
-    }
-
-    @Override
-    public void delete(final Integer id) {
-        expressMapper.delete(id);
-    }
-
-    @Override
-    public PageBean<Express> list(String expressid, String sename, String sephone, String seaddress, String rename, String rephone, String readdress, String issigned, LocalDateTime signtime) {
-        final PageBean<Express> pageBean = new PageBean<>();
-        final Map<String, Object> map = ThreadLocalUtil.get();
-        final Integer id = (Integer) map.get("id");
-        final Page<Express> expressList = (Page<Express>) expressMapper.list(id, sename,
-                sephone, seaddress,
-                rename, rephone,
-                readdress, issigned,
-                signtime);
-        pageBean.setTotal(expressList.getTotal());
-        pageBean.setItems(expressList.getResult());
-        return pageBean;
-    }
-
-
-
-}

backend/src/main/java/com/backend/service/impl/UserServiceImpl.java

@@ -32,12 +32,6 @@ public class UserServiceImpl implements UserService {
         userMapper.update(user);
     }
 
-    @Override
-    public void updateAvatar(final String url) {
-        final Map<String, Object> map = ThreadLocalUtil.get();
-        final Integer id = (Integer) map.get("id");
-        userMapper.updateAvatar(url, id);
-    }
 
     @Override
     public void updatePwd(final String newPwd) {