查询有招聘会的日期列表

docs/app-public-job-fair-api.md

@@ -74,23 +74,19 @@
 
 ---
 
-## 3. 按年份查询每日招聘会数量
+## 3. 查询有招聘会的日期列表
 
-根据年份查询该年每天的招聘会数量，支持跨天招聘会统计（如招聘会时间为1月12日-14日，则12、13、14日都会统计）。
+获取所有有招聘会的日期列表，支持跨天招聘会（如招聘会时间为1月12日-14日，则12、13、14日都会返回）。
 
 **请求方式：** `GET`
 
-**请求路径：** `/dailyCount/{year}`
+**请求路径：** `/dates`
 
-**路径参数：**
+**请求参数：** 无
-
-| 参数名 | 类型 | 必填 | 说明 |
-|-------|------|-----|------|
-| year | Integer | 是 | 年份，如 2026 |
 
 **请求示例：**
 ```
-GET /app/jobfair/public/jobfair/dailyCount/2026
+GET /app/jobfair/public/jobfair/dates
 ```
 
 **响应示例：**
@@ -99,26 +95,23 @@ GET /app/jobfair/public/jobfair/dailyCount/2026
   "code": 200,
   "msg": "操作成功",
   "data": [
-    { "date": "2026-01-03", "count": 1 },
+    "2026-01-03",
-    { "date": "2026-01-05", "count": 1 },
+    "2026-01-05",
-    { "date": "2026-01-07", "count": 2 },
+    "2026-01-07",
-    { "date": "2026-01-15", "count": 1 },
+    "2026-01-11",
-    { "date": "2026-01-16", "count": 1 },
+    "2026-01-15",
-    { "date": "2026-02-05", "count": 1 },
+    "2026-01-16",
-    { "date": "2026-02-12", "count": 1 },
+    "2026-01-25",
-    { "date": "2026-02-13", "count": 1 },
+    "2026-01-26",
-    { "date": "2026-02-14", "count": 1 }
+    "2026-02-05",
+    "2026-02-10",
+    "2026-02-12",
+    "2026-02-13",
+    "2026-02-14"
   ]
 }
 ```
 
-**响应字段说明：**
-
-| 字段名 | 类型 | 说明 |
-|-------|------|------|
-| date | String | 日期，格式 yyyy-MM-dd |
-| count | Integer | 当天招聘会数量 |
-
 ---
 
 ## 公共字段说明

ruoyi-bussiness/src/main/java/com/ruoyi/cms/controller/app/PublicJobFairController.java

@@ -82,12 +82,12 @@ public class PublicJobFairController extends BaseController {
     }
 
     /**
-     * 按年份查询每日招聘会数量
+     * 查询有招聘会的日期列表
      */
-    @BussinessLog(title = "按年份查询每日招聘会数量")
+    @BussinessLog(title = "查询有招聘会的日期列表")
-    @ApiOperation("按年份查询每日招聘会数量")
+    @ApiOperation("查询有招聘会的日期列表")
-    @GetMapping("/dailyCount/{year}")
+    @GetMapping("/dates")
-    public AjaxResult dailyCountByYear(@ApiParam("年份") @PathVariable Integer year) {
+    public AjaxResult getJobFairDates() {
-        return success(publicJobFairService.getDailyCountByYear(year));
+        return success(publicJobFairService.getJobFairDates());
     }
 }

ruoyi-bussiness/src/main/java/com/ruoyi/cms/mapper/rc/PublicJobFairMapper.java

@@ -48,9 +48,9 @@ public interface PublicJobFairMapper extends BaseMapper<PublicJobFair> {
     List<PublicJobFair> getCurrentMonthFairs();
 
     /**
-     * 按年份查询每日招聘会数量
+     * 查询有招聘会的日期列表
      */
-    List<JobFairDailyCountVO> getDailyCountByYear(@Param("year") Integer year);
+    List<String> getJobFairDates();
 
     // ========== CMS后台管理接口 ==========
 

ruoyi-bussiness/src/main/java/com/ruoyi/cms/service/rc/IPublicJobFairService.java

@@ -35,9 +35,9 @@ public interface IPublicJobFairService {
     List<PublicJobFair> getCurrentMonthFairs();
 
     /**
-     * 按年份查询每日招聘会数量
+     * 查询有招聘会的日期列表
      */
-    List<JobFairDailyCountVO> getDailyCountByYear(Integer year);
+    List<String> getJobFairDates();
 
     // ========== CMS后台管理接口 ==========
 

ruoyi-bussiness/src/main/java/com/ruoyi/cms/service/rc/impl/PublicJobFairServiceImpl.java

@@ -114,8 +114,8 @@ public class PublicJobFairServiceImpl implements IPublicJobFairService {
     }
 
     @Override
-    public List<JobFairDailyCountVO> getDailyCountByYear(Integer year) {
+    public List<String> getJobFairDates() {
-        return publicJobFairMapper.getDailyCountByYear(year);
+        return publicJobFairMapper.getJobFairDates();
     }
 
     // ========== CMS后台管理接口实现 ==========

ruoyi-bussiness/src/main/resources/mapper/rc/PublicJobFairMapper.xml

@@ -251,9 +251,8 @@
         order by job_fair_start_time desc
     </select>
 
-    <select id="getDailyCountByYear" resultType="com.ruoyi.cms.domain.rc.JobFairDailyCountVO">
+    <select id="getJobFairDates" resultType="java.lang.String">
-        SELECT TO_CHAR(d.date, 'YYYY-MM-DD') AS date,
+        SELECT DISTINCT TO_CHAR(d.date, 'YYYY-MM-DD') AS date
-               COUNT(*) AS count
         FROM public_job_fair f,
              generate_series(
                  DATE_TRUNC('day', f.job_fair_start_time),
@@ -261,8 +260,6 @@
                  '1 day'::interval
              ) AS d(date)
         WHERE f.del_flag = '0'
-          AND TO_CHAR(d.date, 'YYYY') = CAST(#{year} AS VARCHAR)
-        GROUP BY TO_CHAR(d.date, 'YYYY-MM-DD')
         ORDER BY date
     </select>