donate-parent/donate-service/src/main/java/com/uas/service/donate/dao/ProjectRecodeDao.java

package com.uas.service.donate.dao;

import com.uas.service.donate.model.ProjectRecode;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
import org.springframework.stereotype.Repository;

import java.util.List;

@Repository
public interface ProjectRecodeDao extends JpaRepository<ProjectRecode,Long>,JpaSpecificationExecutor<ProjectRecode>{

    //查询某人参加过捐款的所有项目
    @Query("from ProjectRecode where uuid=:uuid")
    List<ProjectRecode> findByuuid(@Param("uuid") Long uuid);

    //计算某人参与项目的次数
    @Query("select count(*) from ProjectRecode where uuid=:uuid")
    Long sumJoin(@Param("uuid")Long uuid);

    //计算某人捐赠的总善款
    @Query("select sum(amount) from ProjectRecode where uuid=:uuid")
    Double sumMoney(@Param("uuid")Long uuid);

    //查询所有项目已筹集金额
    @Query("select  sum(amount) from ProjectRecode where status=2")
    Double totality();

    //查询所有的项目历史总参与人数
    @Query("select count(*) from ProjectRecode where status=2")
    Long historyPerson();

    //查询某项目参与总人数
    @Query("select count(*) from ProjectRecode where proId=:proId")
    Long sumPerson(@Param("proId")Long proId);

    //查询某项目已筹集金额
    @Query("select sum(amount) from ProjectRecode where proId=:proId")
    Double sumamount(@Param("proId")Long proId);

    List<ProjectRecode> findByProId(Long proId);
}