添加收藏相关接口

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

@@ -41,4 +41,22 @@ public class JobController {
         Long userId = UserSecurityTool.getUserId();
         return jobService.getJobDetail(jobId, userId);
     }
+
+    /**
+     * 收藏岗位
+     */
+    @PostMapping("/{jobId}/favorite")
+    public void favoriteJob(@PathVariable Long jobId) {
+        Long userId = UserSecurityTool.getUserId();
+        jobService.favoriteJob(jobId, userId);
+    }
+
+    /**
+     * 取消收藏岗位
+     */
+    @DeleteMapping("/{jobId}/favorite")
+    public void unfavoriteJob(@PathVariable Long jobId) {
+        Long userId = UserSecurityTool.getUserId();
+        jobService.unfavoriteJob(jobId, userId);
+    }
 }

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

@@ -15,12 +15,13 @@ import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.time.Instant;
 import java.util.*;
 import java.util.stream.Collectors;
 
 /**
  * 岗位服务
- * <p>主要功能：岗位列表查询、岗位详情查询、匹配度计算</p>
+ * <p>主要功能：岗位列表查询、岗位详情查询、岗位收藏管理、匹配度计算</p>
  * <p>依赖服务：JobMatchService（匹配度计算）</p>
  * <p>使用的表：bg_job、bg_company、bg_user_job_dislike、bg_user_job_favorite、bg_china_regions_code、bg_job_category、bg_industry</p>
  *
@@ -261,4 +262,36 @@ public class JobService {
         return dto;
     }
 
+    /**
+     * 收藏岗位
+     * <p>方法逻辑流程：</p>
+     * <p>1. 检查岗位是否存在</p>
+     * <p>2. 检查是否已收藏（避免重复）</p>
+     * <p>3. 插入收藏记录</p>
+     */
+    public void favoriteJob(Long jobId, Long userId) {
+        // 1. 检查岗位是否存在
+        Job job = jobMapper.selectOne(new LambdaQueryWrapper<Job>().eq(Job::getId, jobId).eq(Job::getStatus, 0));
+        if (job == null) throw new RuntimeException("岗位不存在或已下架");
+
+        // 2. 检查是否已收藏
+        Long count = userJobFavoriteMapper.selectCount(new LambdaQueryWrapper<UserJobFavorite>().eq(UserJobFavorite::getUserId, userId).eq(UserJobFavorite::getJobId, jobId));
+        if (count > 0) throw new RuntimeException("已收藏该岗位");
+
+        // 3. 插入收藏记录
+        UserJobFavorite favorite = new UserJobFavorite();
+        favorite.setUserId(userId);
+        favorite.setJobId(jobId);
+        favorite.setCreateTime(Instant.now());
+        userJobFavoriteMapper.insert(favorite);
+    }
+
+    /**
+     * 取消收藏岗位
+     * <p>方法逻辑流程：</p>
+     * <p>1. 删除收藏记录</p>
+     */
+    public void unfavoriteJob(Long jobId, Long userId) {
+        userJobFavoriteMapper.delete(new LambdaQueryWrapper<UserJobFavorite>().eq(UserJobFavorite::getUserId, userId).eq(UserJobFavorite::getJobId, jobId));
+    }
 }