package com.iplatform.recvideo.service;

import com.iplatform.model.po.Rc_video_t1;
import com.iplatform.model.po.Rc_video_t2;
import com.iplatform.model.po.Rc_video_user;
import com.walker.infrastructure.utils.DateUtils;
import com.walker.infrastructure.utils.StringUtils;
import com.walker.jdbc.service.BaseServiceImpl;
import org.springframework.stereotype.Service;

import java.util.List;
import java.util.Map;

@Service
public class VideoExecutorServiceImpl extends BaseServiceImpl {

    private static final String SQL_CHECK_VIDEO_STATUS = "select * from milvus_video_status where id=?";
    private static final String SQL_CLEAR_VIDEO_T1 = "delete from rc_video_t1 where src_img=?";
    private static final String SQL_CLEAR_VIDEO_T2 = "delete from rc_video_t2 where src_video_id=?";

    private static final String SQL_GET_BATCH_VIDEO = "select user_id, src_video_id from rc_video_batch where batch_id=?";

    private static final String SQL_UPDATE_TASK_STATUS_LOAD = "update rc_task_status set status='1', end_time=? where last_value=? and status='0'";
    private static final String SQL_IGNORE_TASK_STATUS_LOAD = "update rc_task_status set status='1', msg='ignore' where last_value=? and status='0' and task_type='video_load'";

    /**
     * 写入视频相似度第一级临时数据，每个图像包含多个相似视频记录。
     * @param list
     * @param srcImageId 原始图像ID
     */
    public void execBatchInsertVideoT1(List<Rc_video_t1> list, String srcImageId){
        // 写入新数据之前，先清除老视频数据，后续分析避免数据重复(每个视频)
        this.execute(SQL_CLEAR_VIDEO_T1, new Object[]{srcImageId});
        this.insert(list);
    }

    /**
     * 写入视频相似度第二临时数据，每个原始视频对应多个相似视频，已排序存储。
     * @param list
     * @param srcVideoId
     */
    public void execBatchInsertVideoT2(List<Rc_video_t2> list, String srcVideoId){
        this.execute(SQL_CLEAR_VIDEO_T2, new Object[]{srcVideoId});
        this.insert(list);
    }

    /**
     * 写入用户推荐视频记录集合，并更新批次任务状态为(已完成)
     * @param videoUserList
     * @param batchId
     */
    public void execBatchInsertVideoUser(List<Rc_video_user> videoUserList, String batchId){
        this.insert(videoUserList);
        Object[] param = new Object[2];
        param[0] = Long.parseLong(DateUtils.getDateTimeSecondForShow());
        param[1] = Long.parseLong(batchId);
        this.execute(SQL_UPDATE_TASK_STATUS_LOAD, param);
    }

    public void execIgnoreTaskStatus(String batchId){
        this.execute(SQL_IGNORE_TASK_STATUS_LOAD, new Object[]{Long.parseLong(batchId)});
    }

    /**
     * 返回一个批次用户对应视频记录集合，用于最后更新用户推荐视频数据。
     * @param batchId
     * @return
     * @date 2022-09-26
     */
    public List<Map<String, Object>> queryBatchUserVideoList(String batchId){
        return this.select(SQL_GET_BATCH_VIDEO, new Object[]{batchId});
    }

    public List<Rc_video_t2> queryVideoT_2List(String batchId){
        return this.select(new Rc_video_t2(), "where batch_id=?", new Object[]{batchId});
    }

    /**
     * 根据原始视频ID返回相似记录集合。
     * @param srcVideoId
     * @return
     */
    public List<Rc_video_t1> queryVideoT_1List(String srcVideoId){
        return this.select(new Rc_video_t1(), "where src_video_id=?", new Object[]{srcVideoId});
    }

    /**
     * 查询视频加载状态表，是否已经完成加载(第一步)，如果记录不存在说明还没有开始加载。
     * @param videoStatusId
     * @return
     */
    public boolean queryLoadVideoDone(String videoStatusId){
        Map<String, Object> map = this.get(SQL_CHECK_VIDEO_STATUS, new Object[]{videoStatusId});
        if(map == null){
            return false;
        }
        int status = Integer.parseInt(map.get("status").toString());
        if(status == 1){
            return true;
        }
        return false;
    }
}