添加邀请统计接口

client-api/src/main/java/org/jiayunet/controller/UserManageController.java

@@ -1,6 +1,7 @@
 package org.jiayunet.controller;
 
 import lombok.AllArgsConstructor;
+import org.jiayunet.pojo.dto.user.InviteStatsDto;
 import org.jiayunet.pojo.dto.user.UserInfoDto;
 import org.jiayunet.pojo.param.user.UserInfoParam;
 import org.jiayunet.service.UserManageService;
@@ -42,4 +43,12 @@ public class UserManageController {
     public void cancelAccount() {
         userManageService.cancelAccount();
     }
+
+    /**
+     * 邀请统计（累计邀请人数、累计获得会员天数）
+     */
+    @GetMapping("/inviteStats")
+    public InviteStatsDto getInviteStats() {
+        return userManageService.getInviteStats();
+    }
 }

client-api/src/main/java/org/jiayunet/pojo/dto/user/InviteStatsDto.java

@@ -0,0 +1,16 @@
+package org.jiayunet.pojo.dto.user;
+
+import lombok.Data;
+
+/**
+ * 用户邀请统计DTO
+ *
+ * @author zk
+ */
+@Data
+public class InviteStatsDto {
+    /** 累计邀请人数 */
+    private Long inviteCount;
+    /** 累计获得会员天数 */
+    private Integer rewardDays;
+}

client-api/src/main/java/org/jiayunet/service/UserManageService.java

@@ -1,12 +1,16 @@
 package org.jiayunet.service;
 
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import lombok.extern.slf4j.Slf4j;
 import org.jiayunet.constant.PreRedisKeyName;
+import org.jiayunet.mapper.UserInviteMapper;
 import org.jiayunet.mapper.UserMapper;
+import org.jiayunet.pojo.dto.user.InviteStatsDto;
 import org.jiayunet.pojo.dto.user.UserInfoDto;
 import org.jiayunet.pojo.param.user.UserInfoParam;
 import org.jiayunet.pojo.po.User;
+import org.jiayunet.pojo.po.UserInvite;
 import org.jiayunet.tool.UserSecurityTool;
 import org.jiayunet.tool.server.RedisServerTool;
 import org.springframework.beans.BeanUtils;
@@ -15,10 +19,12 @@ import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.Assert;
 
+import java.util.List;
+
 /**
  * 用户账号管理服务
- * <p>主要功能：查看个人信息、修改个人信息、注销账号</p>
- * <p>使用表：bg_user（查询/更新/逻辑删除）</p>
+ * <p>主要功能：查看个人信息、修改个人信息、注销账号、邀请统计</p>
+ * <p>使用表：bg_user（查询/更新/逻辑删除）、bg_user_invite（邀请统计）</p>
  * <p>使用Redis：login:token:{userId}（注销时清理登录态）</p>
  *
  * @author zk
@@ -30,6 +36,9 @@ public class UserManageService {
     @Autowired
     private UserMapper userMapper;
 
+    @Autowired
+    private UserInviteMapper userInviteMapper;
+
     @Autowired
     private RedisServerTool redisServerTool;
 
@@ -80,4 +89,19 @@ public class UserManageService {
 
         log.info("用户注销账号 userId:{}", userId);
     }
+
+    /**
+     * 邀请统计
+     * <p>查询当前用户的累计邀请人数和累计获得会员天数</p>
+     */
+    public InviteStatsDto getInviteStats() {
+        Long userId = UserSecurityTool.getUserId();
+        List<UserInvite> invites = userInviteMapper.selectList(new LambdaQueryWrapper<UserInvite>().eq(UserInvite::getInviterId, userId));
+
+        InviteStatsDto dto = new InviteStatsDto();
+
+        dto.setInviteCount((long) invites.size());
+        dto.setRewardDays(invites.stream().mapToInt(i -> i.getRewardDays() == null ? 0 : i.getRewardDays()).sum());
+        return dto;
+    }
 }