package com.ycl.task;

import com.baomidou.mybatisplus.extension.conditions.query.LambdaQueryChainWrapper;
import com.ycl.platform.domain.entity.DeviceInfo;
import com.ycl.platform.domain.vo.DeviceInfoVO;
import com.ycl.platform.mapper.DeviceInfoMapper;
import com.ycl.platform.service.WorkOrderService;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;

import java.util.List;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

/**
 * 工单恢复图片获取
 *
 * @author：xp
 * @date：2024/8/21 11:56
 */
@Slf4j
@RequiredArgsConstructor
@Component("workOrderImgTask")
public class WorkOrderImgTask {

    private final WorkOrderService workOrderService;
    private final DeviceInfoMapper deviceInfoMapper;

    private static final ExecutorService executorService = new ThreadPoolExecutor(8,
            24,
            5000,
            TimeUnit.SECONDS,
            new ArrayBlockingQueue<>(10),
            new ThreadPoolExecutor.CallerRunsPolicy()
    );

    public void run() {
        // 查出故障的设备
        List<DeviceInfoVO> deviceList = workOrderService.hasErrorWorkOrderList();
        if (CollectionUtils.isEmpty(deviceList)) {
            return;
        }
        List<DeviceInfo> gbDevices = new LambdaQueryChainWrapper<>(deviceInfoMapper)
                .orderByDesc(DeviceInfo::getUpdateTime)
                .last("limit 1")
                .list();
        if (CollectionUtils.isEmpty(gbDevices)) {
            return;
        }
        for (DeviceInfoVO deviceInfo : deviceList) {
            executorService.submit(() -> {
                // 国标设备的编码就是取视频流的设备编码，国标设备就一个。国标设备的每一个通道代表一个摄像头，也就是设备id是取流的通道id
                String frameImg = workOrderService.getFrameImgByDevice(gbDevices.get(0).getDeviceId(), deviceInfo.getDeviceId());
                if (StringUtils.hasText(frameImg)) {
                    workOrderService.updateImgById(deviceInfo.getWorkOrderId(), frameImg);
                }
            });
        }
    }

}