lizhanwei
2020-03-22 33ebb2eff576bde3de532d4be470737e8d1cc671
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package safeluck.drive.evaluation.DB.failitems;
 
import androidx.lifecycle.LiveData;
import androidx.room.Dao;
import androidx.room.Delete;
import androidx.room.Insert;
import androidx.room.OnConflictStrategy;
import androidx.room.Query;
 
import java.util.List;
 
/**
 * MyApplication2
 * Created by lzw on 2019/11/26. 18:08:08
 * 邮箱:632393724@qq.com
 * All Rights Saved! Chongqing AnYun Tech co. LTD
 */
@Dao
public interface FailProjDao {
 
    @Insert(onConflict = OnConflictStrategy.REPLACE)
    void insert(FailedProj proj);
 
    /**
     * 查询 科目二 I类考场的失败项目 (多表查询)
     * 如果要添加 科目二II   III类考场失败项目,需要建立相应的评判标准表数据表
     * @return
     */
    @Query("SELECT emp_id,stu_id, utc ,sn ,deducting_reason,score_deducting,item_content from criteria_one INNER JOIN fail_projects ON  criteria_one.item_id= fail_projects.emp_id where fail_projects.stu_id=:stu_id and fail_projects.subject=1")
    LiveData<List<FailedProj_select>> getFailedProjectsForI(long stu_id);
    /**
     * 查询 科目二 II类考场的失败项目 (多表查询)
     * 如果要添加 科目二II   III类考场失败项目,需要建立相应的评判标准表数据表
     * @return
     */
    @Query("SELECT emp_id,stu_id,utc,sn,deducting_reason,score_deducting,item_content from criteria_two INNER JOIN fail_projects ON  criteria_two.item_id= fail_projects.emp_id where fail_projects.stu_id=:stu_id and fail_projects.subject=2")
    LiveData<List<FailedProj_select>> getFailedProjectsForII(long stu_id);
  /**
     * 查询 科目三 路考考场的失败项目 (多表查询)
     * 如果要添加 科目二II   III类考场失败项目,需要建立相应的评判标准表数据表
     * @return
     */
    @Query("SELECT emp_id,stu_id,utc,sn,deducting_reason,score_deducting,item_content from criteria_three INNER JOIN fail_projects ON  criteria_three.item_id= fail_projects.emp_id where fail_projects.stu_id=:stu_id and fail_projects.subject=3")
    LiveData<List<FailedProj_select>> getFailedProjectsForIII(long stu_id);
 
    /**
     * 获取失败项目条数
     * @param subject_id
     * @return
     */
    @Query("SELECT COUNT(*)  from fail_projects where subject=:subject_id")
    LiveData<Integer> getSubject(int subject_id);
 
    @Query("delete from fail_projects")
    void deleteAll();
 
    /**
     * 查询 科目二 I类考场的所有失败项目 (多表查询)
     * @return
     */
    @Query("SELECT emp_id,stu_id, utc ,sn ,deducting_reason,score_deducting,item_content from criteria_one INNER JOIN fail_projects ON  criteria_one.item_id= fail_projects.emp_id where fail_projects.stu_id=:stu_id and fail_projects.subject=1")
    List<FailedProj_select> getAllFailProjI(long stu_id);
}