feat(admin-server): 添加管理员用户相关功能

- 新增管理员用户添加和编辑功能
- 修改管理员实体和相关模型，将"real_name"字段改为"nickname"
- 添加数据传输对象(AdminAddDTO、AdminUpdateDTO)用于管理员用户的创建和更新
- 更新系统用户列表接口，返回值类型改为AdminVO
- 优化用户删除接口，增加参数校验

src/main/java/com/example/admin_server/controller/admin/SystemUserController.java

@@ -1,13 +1,20 @@
 package com.example.admin_server.controller.admin;
 
+import cn.hutool.core.bean.BeanUtil;
+import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.example.admin_server.common.Result;
 import com.example.admin_server.common.query.IPageRequest;
+import com.example.admin_server.model.dto.AdminAddDTO;
+import com.example.admin_server.model.dto.AdminUpdateDTO;
 import com.example.admin_server.model.dto.IdListDTO;
+import com.example.admin_server.model.entity.Admin;
 import com.example.admin_server.model.query.AdminQuery;
+import com.example.admin_server.model.vo.AdminVO;
 import com.example.admin_server.service.IAdminService;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import lombok.RequiredArgsConstructor;
+import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
 import java.util.List;
@@ -23,13 +30,26 @@ public class SystemUserController {
 
     @GetMapping("/user/list")
     @ApiOperation("系统用户列表")
-    public Result<?> getAdminUserList(AdminQuery query, IPageRequest pageRequest) {
+    public Result<IPage<AdminVO>> getAdminUserList(AdminQuery query, IPageRequest pageRequest) {
         return Result.ok(iAdminService.pageList(pageRequest, query));
     }
 
     @DeleteMapping("/user/delete")
     @ApiOperation("批量删除系统用户")
-    public Result<?> deleteAdminUsers(@RequestBody IdListDTO idList) {
+    public Result<?> deleteAdminUsers(@Validated @RequestBody IdListDTO idList) {
         return Result.ok(iAdminService.removeByIds(idList.getIdList()));
     }
+    @PostMapping("/user/add")
+    @ApiOperation("添加系统用户")
+    public Result<?> addAdminUser(@Validated @RequestBody AdminAddDTO adminAdd) {
+        Admin admin = BeanUtil.copyProperties(adminAdd, Admin.class);
+        return Result.ok(iAdminService.save(admin));
+    }
+
+    @PutMapping("/user/edit")
+    @ApiOperation("编辑系统用户")
+    public Result<?> editAdminUser(@Validated @RequestBody AdminUpdateDTO adminUpdateDTO) {
+        Admin admin = BeanUtil.copyProperties(adminUpdateDTO, Admin.class);
+        return Result.ok(iAdminService.updateById(admin));
+    }
 }

src/main/java/com/example/admin_server/model/dto/AdminAddDTO.java

@@ -0,0 +1,33 @@
+package com.example.admin_server.model.dto;
+
+import com.baomidou.mybatisplus.annotation.TableField;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+import javax.validation.constraints.NotBlank;
+
+@Data
+@ApiModel(value="管理员添加对象", description="用于创建新管理员的数据传输对象")
+public class AdminAddDTO {
+
+    @ApiModelProperty(value = "用户名")
+    @NotBlank(message = "用户名不能为空")
+    private String username;
+
+    @ApiModelProperty(value = "密码")
+    @NotBlank(message = "密码不能为空")
+    private String password;
+
+    @ApiModelProperty(value = "昵称")
+    private String nickname;
+
+    @ApiModelProperty(value = "邮箱")
+    private String email;
+
+    @ApiModelProperty(value = "手机号")
+    private String phone;
+
+    @ApiModelProperty(value = "头像")
+    private String avatar;
+}

src/main/java/com/example/admin_server/model/dto/AdminUpdateDTO.java

@@ -0,0 +1,36 @@
+package com.example.admin_server.model.dto;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+import javax.validation.constraints.NotBlank;
+import javax.validation.constraints.NotNull;
+
+@Data
+@ApiModel(value="管理员更新对象", description="用于更新现有管理员信息的数据传输对象")
+public class AdminUpdateDTO {
+
+    @ApiModelProperty(value = "主键ID")
+    @NotNull(message = "主键ID不能为空")
+    private Long id;
+
+    @ApiModelProperty(value = "用户名")
+    @NotBlank(message = "用户名不能为空")
+    private String username;
+
+    @ApiModelProperty(value = "密码")
+    private String password;
+
+    @ApiModelProperty(value = "昵称")
+    private String nickname;
+
+    @ApiModelProperty(value = "邮箱")
+    private String email;
+
+    @ApiModelProperty(value = "手机号")
+    private String phone;
+
+    @ApiModelProperty(value = "头像")
+    private String avatar;
+}

src/main/java/com/example/admin_server/model/entity/Admin.java

@@ -43,9 +43,9 @@ public class Admin implements Serializable {
     @TableField("password")
     private String password;
 
-    @ApiModelProperty(value = "姓名")
+    @ApiModelProperty(value = "昵称")
-    @TableField("real_name")
+    @TableField("nickname")
-    private String realName;
+    private String nickname;
 
     @ApiModelProperty(value = "邮箱")
     @TableField("email")

src/main/java/com/example/admin_server/model/vo/AdminVO.java

@@ -26,9 +26,9 @@ public class AdminVO implements Serializable {
     @ApiModelProperty(value = "用户名")
     private String username;
 
-    @ApiModelProperty(value = "姓名")
+    @ApiModelProperty(value = "昵称")
-    @TableField("real_name")
+    @TableField("nickname")
-    private String realName;
+    private String nickname;
 
     @ApiModelProperty(value = "邮箱")
     @TableField("email")