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ruoyi-admin/src/main/java/com/ruoyi/web/controller/back/ShopUserController.java

@@ -169,4 +169,58 @@ public class ShopUserController extends BaseController
             return AjaxResult.error("更新在线时长异常: " + e.getMessage());
         }
     }
+    
+    /**
+     * 获取用户标签
+     * 根据用户历史记录中的音乐标签来返回用户的标签列表
+     */
+    @GetMapping("/tags/{userId}")
+    public AjaxResult getUserTags(@PathVariable("userId") String userId)
+    {
+        if (userId == null || userId.isEmpty()) {
+            return AjaxResult.error("用户ID不能为空");
+        }
+        
+        try {
+            // 调用服务获取用户标签
+            String tags = shopUserService.getUserTags(userId);
+            
+            if (tags != null && !tags.isEmpty()) {
+                return AjaxResult.success("获取用户标签成功", tags);
+            } else {
+                return AjaxResult.success("用户暂无标签", "");
+            }
+        } catch (Exception e) {
+            log.error("获取用户[{}]标签异常", userId, e);
+            return AjaxResult.error("获取用户标签异常: " + e.getMessage());
+        }
+    }
+    
+    /**
+     * 获取当前登录用户的标签
+     */
+    @GetMapping("/myTags")
+    public AjaxResult getMyTags()
+    {
+        try {
+            // 获取当前登录用户
+            LoginUser loginUser = SecurityUtils.getLoginUser();
+            if (loginUser == null || loginUser.getUserId() == null) {
+                return AjaxResult.error("用户未登录或用户ID为空");
+            }
+            ShopUser shopUser = loginUser.getShopUser();
+            
+            // 调用服务获取用户标签
+            String tags = shopUserService.getUserTags(shopUser.getUserId().toString());
+            
+            if (tags != null && !tags.isEmpty()) {
+                return AjaxResult.success("获取用户标签成功", tags);
+            } else {
+                return AjaxResult.success("用户暂无标签", "");
+            }
+        } catch (Exception e) {
+            log.error("获取当前用户标签异常", e);
+            return AjaxResult.error("获取用户标签异常: " + e.getMessage());
+        }
+    }
 }

ruoyi-system/src/main/java/com/ruoyi/system/mapper/ShopUserMapper.java

@@ -77,5 +77,13 @@ public interface ShopUserMapper {
      * @return 结果
      */
     public int updateUserOnlineTime(ShopUser shopUser);
+    
+    /**
+     * 查询用户的音乐标签
+     *
+     * @param userId 用户ID
+     * @return 音乐标签列表
+     */
+    public List<String> selectUserMusicTags(String userId);
 
 } 

ruoyi-system/src/main/java/com/ruoyi/system/service/IShopUserService.java

@@ -69,4 +69,12 @@ public interface IShopUserService
      * @return 结果
      */
     public int updateUserOnlineTime(ShopUser shopUser);
+    
+    /**
+     * 获取用户标签列表
+     * 
+     * @param userId 用户ID
+     * @return 用户标签列表（以分号分隔的字符串）
+     */
+    public String getUserTags(String userId);
 }

ruoyi-system/src/main/java/com/ruoyi/system/service/impl/ShopUserServiceImpl.java

@@ -156,4 +156,38 @@ public class ShopUserServiceImpl implements IShopUserService
         
         return shopUserMapper.updateUserOnlineTime(updateUser);
     }
+    
+    /**
+     * 获取用户标签列表
+     * 
+     * @param userId 用户ID
+     * @return 用户标签列表（以分号分隔的字符串）
+     */
+    @Override
+    public String getUserTags(String userId) {
+        if (userId == null || userId.isEmpty()) {
+            return "";
+        }
+        
+        // 查询用户的音乐标签
+        List<String> tagList = shopUserMapper.selectUserMusicTags(userId);
+        
+        if (tagList == null || tagList.isEmpty()) {
+            return "";
+        }
+        
+        // 将标签列表转换为分号分隔的字符串
+        StringBuilder tags = new StringBuilder();
+        for (int i = 0; i < tagList.size(); i++) {
+            String tag = tagList.get(i);
+            if (tag != null && !tag.isEmpty()) {
+                tags.append(tag);
+                if (i < tagList.size() - 1) {
+                    tags.append(";");
+                }
+            }
+        }
+        
+        return tags.toString();
+    }
 }

ruoyi-system/src/main/resources/mapper/system/ShopUserMapper.xml

@@ -200,4 +200,13 @@
         </set>
         where user_id = #{userId}
     </update>
+    
+    <!-- 查询用户的音乐标签 -->
+    <select id="selectUserMusicTags" parameterType="String" resultType="String">
+        SELECT mi.label FROM user_history uh 
+        LEFT JOIN music_info mi on uh.music_id = mi.music_id
+        LEFT JOIN shop_user su on uh.user_id = su.user_id 
+        WHERE su.user_id = #{userId} AND mi.label IS NOT NULL AND mi.label != ''
+        GROUP BY mi.label
+    </select>
 </mapper>

ruoyi-ui/src/api/user/user.js

@@ -35,4 +35,20 @@ export function delUser(id) {
     url: '/back/user/' + id,
     method: 'delete'
   })
-} 
+} 
+
+// 获取用户标签
+export function getUserTags(userId) {
+  return request({
+    url: '/back/user/tags/' + userId,
+    method: 'get'
+  })
+}
+
+// 获取当前登录用户的标签
+export function getMyTags() {
+  return request({
+    url: '/back/user/myTags',
+    method: 'get'
+  })
+}

ruoyi-ui/src/views/user/manage/index.vue

@@ -87,7 +87,7 @@
 </template>
 
 <script>
-import { listUser, updateUserStatus } from "@/api/user/user";
+import { listUser, updateUserStatus, getUserTags } from "@/api/user/user";
 
 export default {
   name: "User",
@@ -119,6 +119,20 @@ export default {
       listUser(this.queryParams).then(response => {
         this.userList = response.rows;
         this.total = response.total;
+
+        // 获取每个用户的播放标签
+        this.userList.forEach(user => {
+          getUserTags(user.userId).then(tagResponse => {
+            if (tagResponse.code === 200 && tagResponse.data) {
+              this.$set(user, 'playTag', tagResponse.data);
+            } else {
+              this.$set(user, 'playTag', '暂无标签');
+            }
+          }).catch(() => {
+            this.$set(user, 'playTag', '获取失败');
+          });
+        });
+
         this.loading = false;
       });
     },