1

dl-module-jx/src/main/java/cn/iocoder/yudao/module/base/controller/admin/DataViewController.java

@@ -11,8 +11,6 @@ import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
-import java.util.Date;
-
 import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
 
 @Tag(name = "管理后台 - 数据查询统一方法")
@@ -57,4 +55,15 @@ public class DataViewController {
                                            @RequestParam(value = "endTime",required = false) String endTime) {
         return success(dataViewService.selectIndexInfo(type,timeType,coachId,startTime,endTime));
     }
+
+    /**
+     * 查询学生总数
+     * @author vinjor-M
+     * @date 15:57 2025/2/25
+    **/
+    @GetMapping("/getStudentCount")
+    @Operation(summary = "查询学生总数")
+    public CommonResult<?> getStudentCount() {
+        return success(dataViewService.getStudentCount());
+    }
 }

dl-module-jx/src/main/java/cn/iocoder/yudao/module/base/mapper/DlDriveSchoolStudentMapper.java

@@ -48,6 +48,13 @@ public interface DlDriveSchoolStudentMapper extends BaseMapper<DlDriveSchoolStud
      * @return com.baomidou.mybatisplus.core.metadata.IPage<cn.iocoder.yudao.module.base.vo.DlDriveSchoolStaffVO>
     **/
     IPage<DlDriveSchoolStaffVO> pageStaffStudent(@Param("entity") DlDriveSchoolStaffVO staffVO, Page<DlDriveSchoolStaffVO> page);
+    /**
+     * 查所有学生列表
+     * @author vinjor-M
+     * @date 16:11 2025/2/25
+     * @return java.util.List<cn.iocoder.yudao.module.base.vo.DlDriveSchoolStaffVO>
+    **/
+    List<DlDriveSchoolStaffVO> selectStudentListCount();
 
     /**
      * 教练查询自己的学生

dl-module-jx/src/main/java/cn/iocoder/yudao/module/base/service/DataViewService.java

@@ -3,6 +3,8 @@ package cn.iocoder.yudao.module.base.service;
 import cn.iocoder.yudao.module.base.vo.IndexDataVO;
 import cn.iocoder.yudao.module.base.vo.StudentInfoVO;
 
+import java.util.Map;
+
 /**
  * 数据查询统一方法
  *
@@ -28,4 +30,12 @@ public interface DataViewService {
      * @param endTime 查询时间范围--结束
      **/
     IndexDataVO selectIndexInfo(String type, String timeType, Long coachId, String startTime, String endTime);
+
+    /**
+     * 查询学生总数
+     * @author vinjor-M
+     * @date 15:58 2025/2/25
+     * @return java.util.Map<java.lang.String,java.lang.Object>
+    **/
+    Map<String,Object> getStudentCount();
 }

dl-module-jx/src/main/java/cn/iocoder/yudao/module/base/service/impl/DataViewServiceImpl.java

@@ -6,10 +6,7 @@ import cn.iocoder.yudao.module.base.mapper.DlDriveSchoolStudentMapper;
 import cn.iocoder.yudao.module.base.service.DataViewService;
 import cn.iocoder.yudao.module.base.service.DlDriveSchoolCoachService;
 import cn.iocoder.yudao.module.base.service.DlDriveSchoolStudentService;
-import cn.iocoder.yudao.module.base.vo.DlDriveSchoolCoachRespVO;
-import cn.iocoder.yudao.module.base.vo.DlDriveSchoolStudentVO;
-import cn.iocoder.yudao.module.base.vo.IndexDataVO;
-import cn.iocoder.yudao.module.base.vo.StudentInfoVO;
+import cn.iocoder.yudao.module.base.vo.*;
 import cn.iocoder.yudao.module.course.entity.Process;
 import cn.iocoder.yudao.module.course.entity.SchoolCommission;
 import cn.iocoder.yudao.module.course.mapper.SchoolCommissionMapper;
@@ -29,6 +26,7 @@ import org.springframework.validation.annotation.Validated;
 
 import java.text.DecimalFormat;
 import java.util.*;
+import java.util.stream.Collectors;
 
 @Service
 @Validated
@@ -270,4 +268,24 @@ public class DataViewServiceImpl implements DataViewService {
         rtnObj.setExamInfo(examInfoMap);
         return rtnObj;
     }
+
+    /**
+     * 查询学生总数
+     *
+     * @return java.util.Map<java.lang.String, java.lang.Object>
+     * @author vinjor-M
+     * @date 15:58 2025/2/25
+     **/
+    @Override
+    public Map<String, Object> getStudentCount() {
+        List<DlDriveSchoolStaffVO> list= studentMapper.selectStudentListCount();
+        Map<String, Object> rtnMap = new HashMap<>();
+        rtnMap.put("all",list.size());
+        //按courseType分组
+        Map<String,List<DlDriveSchoolStaffVO>> map = list.stream().collect(Collectors.groupingBy(DlDriveSchoolStaffVO::getCourseType));
+        for (String key:map.keySet()){
+            rtnMap.put(key,map.get(key).size());
+        }
+        return rtnMap;
+    }
 }

dl-module-jx/src/main/resources/mapper/base/DlDriveSchoolStudentMapper.xml

@@ -258,4 +258,22 @@
             AND dsco.create_time <= #{endTime}
         </if>
     </select>
+    <select id="selectStudentListCount" resultType="cn.iocoder.yudao.module.base.vo.DlDriveSchoolStaffVO">
+        SELECT
+        main.id AS id,
+        dsco.course_type
+        FROM
+        drive_school_student main
+        LEFT JOIN drive_school_course_order dsco ON main.user_id = dsco.user_id
+        AND dsco.deleted = 0
+        AND dsco.payment_status IN ( '2', '3', '4', '5' )
+        AND dsco.if_end = 0
+        LEFT JOIN drive_school_process dsp ON main.user_id = dsp.user_id
+        AND dsco.course_id = dsp.course_id
+        AND dsp.`status` = '1'
+        WHERE
+        main.deleted = 0
+        GROUP BY
+        main.id
+    </select>
 </mapper>