创建仓库

src/main/java/vvpkassistant/Anchors/AnchorDao.java

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+package vvpkassistant.Anchors;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+
+@Mapper
+public interface AnchorDao extends BaseMapper<AnchorModel> {
+
+    // 根据用户id和主播id查询数据
+    @Select("select count(*) from anchors where anchor_id = #{anchorId} and create_user_id = #{userId}")
+    int selectAnchorWithAnchorIdAndUserId(@Param("anchorId") String anchorId, @Param("userId") int userId);
+
+    // 查询属于我的主播列表
+    @Select("select * from anchors where create_user_id = #{userId} order by id desc")
+    List<AnchorModel> selectMyAnchor(@Param("userId") Integer userId);
+
+
+}

src/main/java/vvpkassistant/Anchors/AnchorModel.java

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+package vvpkassistant.Anchors;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+
+@Data
+@TableName("anchors")
+public class AnchorModel {
+    @TableId(type = IdType.AUTO)
+    private Integer id;
+    private String anchorId;        //  主播id
+    private String headerIcon;      //  主播头像
+    private Integer gender;         //  主播性别
+    private String country;         //  主播国家
+    private Integer createUserId;   //  创建者的用户id
+}

src/main/java/vvpkassistant/Anchors/AnchorsController.java

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+package vvpkassistant.Anchors;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import vvpkassistant.Data.ResponseData;
+import vvpkassistant.Data.ResponseInfo;
+import vvpkassistant.pk.PkRecordDao;
+
+import java.util.List;
+import java.util.Map;
+
+@RestController
+@RequestMapping("anchor")
+public class AnchorsController {
+
+    @Autowired
+    private AnchorDao anchorDao;
+
+    @Autowired
+    private PkRecordDao recordDao;
+
+    // 添加新主播
+    @PostMapping("add")
+    public ResponseData<Object> addNewAnchor(@RequestBody AnchorModel model) {
+        //查询是否存在重复主播
+        int r = anchorDao.selectAnchorWithAnchorIdAndUserId(model.getAnchorId(), model.getCreateUserId());
+        if (r != 0) {
+            return ResponseData.error(ResponseInfo.ERROR,"该主播已存在");
+        }
+        int insert = anchorDao.insert(model);
+        return insert == 1 ? ResponseData.success("") : ResponseData.error(ResponseInfo.ERROR,"添加失败");
+    }
+
+    // 查询我的主播列表
+    @PostMapping("list")
+    public ResponseData<Object> myAnchorList(@RequestBody Map<String,Integer> map) {
+        Integer userId = map.get("id");
+        List<AnchorModel> anchorModels = anchorDao.selectMyAnchor(userId);
+        return ResponseData.success(anchorModels);
+    }
+
+    // 删除我的主播
+    @PostMapping("deleteMyAnchor")
+    public ResponseData<Object> deleteMyAnchor(@RequestBody Map<String,Integer> map) {
+        Integer id = map.get("id");
+        AnchorModel anchorModel = anchorDao.selectById(id);
+        try {
+            String anchorId = anchorModel.getAnchorId();
+            // 根据主播id查询该主播是否存在pk记录
+            int i = recordDao.existsPkRecordByAnchor(anchorId);
+            if (i > 0) {
+                return ResponseData.error(ResponseInfo.ERROR,"该主播已有pk记录。无法删除");
+            }
+            int r = anchorDao.deleteById(id);
+            return r == 1 ? ResponseData.success("") : ResponseData.error(ResponseInfo.ERROR,null);
+        } catch (Exception e) {
+            return ResponseData.error(ResponseInfo.ERROR,"非法数据，操作失败");
+        }
+    }
+
+    // 更新主播信息
+    @PostMapping("updateAnchorInfo")
+    public ResponseData<Object> updateAnchorInfo(@RequestBody AnchorModel model) {
+        // 查询该主播是否存在记录
+        int i = recordDao.existsPkRecordByAnchor(model.getAnchorId());
+        if (i > 0) {
+            return ResponseData.error(ResponseInfo.ERROR,"该主播已有pk记录。无法修改信息");
+        }
+        int r = anchorDao.updateById(model);
+        return r == 1 ? ResponseData.success("") : ResponseData.error(ResponseInfo.ERROR,null);
+    }
+
+
+
+}