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package com.ard.sample.wayline.service.impl;
 
import com.ard.common.utils.uuid.IdUtils;
import com.ard.route.domain.route.ArdRouteInfo;
import com.ard.route.service.IArdRouteInfoService;
import com.ard.route.service.IArdRouteMissionService;
import com.ard.sample.common.error.CommonErrorEnum;
import com.ard.sample.common.model.ResponseResult;
import com.ard.sample.component.mqtt.model.*;
import com.ard.sample.component.mqtt.service.IMessageSenderService;
import com.ard.common.core.redis.RedisConst;
import com.ard.common.core.redis.RedisOpsUtils;
import com.ard.sample.component.websocket.enums.MessageType;
import com.ard.sample.component.websocket.handler.DockWebSocketHandler;
import com.ard.sample.component.websocket.model.BizCodeEnum;
import com.ard.sample.component.websocket.model.CustomWebSocketMessage;
import com.ard.sample.component.websocket.service.ISendMessageService;
import com.ard.sample.component.websocket.service.IWebSocketManageService;
import com.ard.sample.manage.model.dto.DeviceDTO;
import com.ard.sample.manage.model.enums.UserTypeEnum;
import com.ard.sample.manage.service.IWaylineTrajectoryService;
import com.ard.sample.media.model.MediaFileCountDTO;
import com.ard.sample.wayline.model.dto.WaylineJobDTO;
import com.ard.sample.wayline.model.dto.WaylineTaskProgressExt;
import com.ard.sample.wayline.model.dto.WaylineTaskProgressReceiver;
import com.ard.sample.wayline.model.entity.WaylineJobHistoryEntity;
import com.ard.sample.wayline.model.enums.WaylineJobStatusEnum;
import com.ard.sample.wayline.service.IFlightTaskService;
import com.ard.sample.wayline.service.IWaylineJobHistoryService;
import com.ard.sample.wayline.service.IWaylineJobService;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpStatus;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.integration.annotation.ServiceActivator;
import org.springframework.integration.mqtt.support.MqttHeaders;
import org.springframework.messaging.MessageHeaders;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Service;
 
import java.time.LocalDateTime;
import java.util.HashMap;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.concurrent.TimeUnit;
 
/**
 * @author sean
 * @version 1.1
 * @date 2022/6/9
 */
@Service
@Slf4j
public class FlightTaskServiceImpl implements IFlightTaskService {
 
    @Autowired
    private IMessageSenderService messageSender;
 
    @Autowired
    private ObjectMapper mapper;
 
    @Autowired
    private DockWebSocketHandler _dockWebSocketHandler;
 
    @Autowired
    private ISendMessageService websocketMessageService;
 
    @Autowired
    private IWebSocketManageService webSocketManageService;
 
    @Autowired
    private IWaylineJobService waylineJobService;
 
    @Autowired
    private IWaylineTrajectoryService _waylineTrajectoryService;
 
    @Autowired
    private IWaylineJobHistoryService _waylineJobHistoryService;
 
    @Autowired
    private IArdRouteMissionService _ardRouteMissionService;
 
    @Autowired
    private IArdRouteInfoService _ardRouteInfoService;
 
    @Override
    @ServiceActivator(inputChannel = ChannelName.INBOUND_EVENTS_FLIGHT_TASK_PROGRESS, outputChannel = ChannelName.OUTBOUND)
    public void handleProgress(CommonTopicReceiver receiver, MessageHeaders headers) {
        String receivedTopic = String.valueOf(headers.get(MqttHeaders.RECEIVED_TOPIC));
        String dockSn = receivedTopic.substring((TopicConst.THING_MODEL_PRE + TopicConst.PRODUCT).length(),
                receivedTopic.indexOf(TopicConst.EVENTS_SUF));
        EventsReceiver<WaylineTaskProgressReceiver> eventsReceiver = mapper.convertValue(receiver.getData(),
                new TypeReference<EventsReceiver<WaylineTaskProgressReceiver>>() {
                });
        eventsReceiver.setBid(receiver.getBid());
        eventsReceiver.setSn(receiver.getGateway());
        eventsReceiver.setGateway(receiver.getGateway());
        eventsReceiver.setType(MessageType.STATUS.getType() + "-flighttask_progress");
        eventsReceiver.setMethod(EventsMethodEnum.FLIGHT_TASK_PROGRESS.getMethod());
 
 
        WaylineTaskProgressReceiver output = eventsReceiver.getOutput();
 
        log.info("Task progress: {}", output.getProgress().toString());
 
        if (eventsReceiver.getResult() != ResponseResult.CODE_SUCCESS) {
            String errorMsg = CommonErrorEnum.getMsgByCode(eventsReceiver.getResult());
            log.error("Task progress ===> Error code: {},Error Msg: {}", eventsReceiver.getResult(), errorMsg);
        }
 
        EventsResultStatusEnum statusEnum = EventsResultStatusEnum.find(output.getStatus());
        String key = RedisConst.WAYLINE_JOB_RUNNING_PREFIX + dockSn;
        RedisOpsUtils.setWithExpire(key, eventsReceiver, RedisConst.DEVICE_ALIVE_SECOND * RedisConst.DEVICE_ALIVE_SECOND);
 
        if (statusEnum.getEnd()) {
            WaylineJobDTO job = WaylineJobDTO.builder()
                    .jobId(receiver.getBid())
                    .status(WaylineJobStatusEnum.SUCCESS.getVal())
                    .completedTime(LocalDateTime.now())
                    .mediaCount(output.getExt().getMediaCount())
                    .build();
 
            // record the update of the media count.
            if (Objects.nonNull(job.getMediaCount()) && job.getMediaCount() != 0) {
                RedisOpsUtils.hashSet(RedisConst.MEDIA_FILE_PREFIX + receiver.getGateway(), job.getJobId(),
                        MediaFileCountDTO.builder().jobId(receiver.getBid()).mediaCount(job.getMediaCount()).uploadedCount(0).build());
            }
 
            if (EventsResultStatusEnum.OK != statusEnum) {
                job.setCode(eventsReceiver.getResult());
                job.setStatus(WaylineJobStatusEnum.FAILED.getVal());
            }
 
            waylineJobService.updateJob(job);
            RedisOpsUtils.del(key);
            RedisOpsUtils.del(RedisConst.WAYLINE_JOB_PAUSED_PREFIX + receiver.getBid());
        }
 
        DeviceDTO device = (DeviceDTO) RedisOpsUtils.get(RedisConst.DEVICE_ONLINE_PREFIX + receiver.getGateway());
        websocketMessageService.sendBatch(
                webSocketManageService.getValueAndUserType(UserTypeEnum.WEB.getVal()),
                CustomWebSocketMessage.builder()
                        .data(eventsReceiver)
                        .timestamp(System.currentTimeMillis())
                        .bizCode(BizCodeEnum.FLIGHT_TASK_PROGRESS.getCode())
                        .build());
 
        if (receiver.getNeedReply() != null && receiver.getNeedReply() == 1) {
            messageSender.publish(receivedTopic + TopicConst._REPLY_SUF,
                    CommonTopicResponse.builder()
                            .tid(receiver.getTid())
                            .bid(receiver.getBid())
                            .method(EventsMethodEnum.FLIGHT_TASK_PROGRESS.getMethod())
                            .timestamp(System.currentTimeMillis())
                            .data(RequestsReply.success())
                            .build());
        }
        // 进度
//        if (eventsReceiver.getOutput().getProgress().getPercent() >= 95) {
//            return;
//        }
 
 
 
        String json = "";
        try {
            json = mapper.writeValueAsString(eventsReceiver);
        } catch (Exception e) {
            e.printStackTrace();
        }
        _dockWebSocketHandler.sendMessageToSubscribers(dockSn, MessageType.STATUS.getType(), json, "");
 
        _waylineTrajectoryService.setList(dockSn,"1",json);
 
        // 计划任务成功后,保存计划任务到历史记录
        String status = eventsReceiver.getOutput().getStatus();
        String jobId = eventsReceiver.getOutput().getExt().getFlightId();
        if(status.equals("ok") && jobId != null) {
            Optional<WaylineJobDTO> job = waylineJobService.getJobByJobId(jobId);
            if(job.isPresent()) {
                if (_waylineJobHistoryService.getJobByJobId(jobId).isPresent()) {
                    return;
                }
                WaylineJobHistoryEntity waylineJobHistoryEntity = _waylineJobHistoryService.dto2Entity(job.get());
                Optional<WaylineJobDTO> jobHistory = _waylineJobHistoryService.createWaylineJob(waylineJobHistoryEntity);
                if(jobHistory.isPresent()) {
                    log.info("任务执行成功,保存到历史记录。 {}", jobHistory);
                }
                // 同步更新4.2的计划任务的状态;等待夏吉建的接口。1:已执行 0:未执行
                // 在任务中查找航线文件id,取航线文件信息中的状态,是3的修改状态
                ArdRouteInfo ardRouteInfo = _ardRouteInfoService.selectArdRouteInfoById(job.get().getFileId());
                if(ardRouteInfo != null && ardRouteInfo.getType().equals("3")) {
                    _ardRouteMissionService.updateArdRouteMissionStatus(jobId, "1");
                }
            }
 
        }
    }
 
    /**
     * 定时检查并处理航线定时任务
     * <p>
     * 该方法每5秒执行一次,从Redis有序集合中获取最早需要执行的任务,检查其执行时间:
     * 1. 若任务已过期(超过当前时间30秒),则标记为失败并删除
     * 2. 若任务在允许的时间窗口内(当前时间±30秒),则执行任务并删除
     * </p>
     *
     * <p>任务ID格式:{workspace_id}:{dock_sn}:{job_id}</p>
     */
    @Scheduled(initialDelay = 10, fixedRate = 5, timeUnit = TimeUnit.SECONDS)
    private void checkScheduledJob() {
        Object jobIdValue = RedisOpsUtils.zGetMin(RedisConst.WAYLINE_JOB_TIMED_EXECUTE);
        if (Objects.isNull(jobIdValue)) {
            return;
        }
        log.info("检查 wayline 的定时任务。 {}", jobIdValue);
        // format: {workspace_id}:{dock_sn}:{job_id}
        String[] jobArr = String.valueOf(jobIdValue).split(RedisConst.DELIMITER);
        double time = RedisOpsUtils.zScore(RedisConst.WAYLINE_JOB_TIMED_EXECUTE, jobIdValue);
        // region 取定时任务信息websocket发给前端
        // 定时任务执行前,判断有没有任务正在执行,在执行则不发送websocket消息
        String key = RedisConst.WAYLINE_JOB_RUNNING_PREFIX + jobArr[0];
        if (!RedisOpsUtils.checkExist(key)) {
            // 取到待执行的定时任务ID,获取任务信息websocket发给前端
            // pending status状态待执行
            EventsReceiver<WaylineTaskProgressReceiver> eventsReceiver = new EventsReceiver<>();
            WaylineTaskProgressReceiver waylineTaskProgressReceiver = new WaylineTaskProgressReceiver();
            WaylineTaskProgressExt waylineTaskProgressExt = new WaylineTaskProgressExt();
            waylineTaskProgressExt.setFlightId(jobArr[1]);
            waylineTaskProgressReceiver.setStatus("pending");
            waylineTaskProgressReceiver.setExt(waylineTaskProgressExt);
            eventsReceiver.setOutput(waylineTaskProgressReceiver);
            eventsReceiver.setResult(ResponseResult.CODE_SUCCESS);
            eventsReceiver.setBid(IdUtils.simpleUUID());
            eventsReceiver.setSn(jobArr[0]);
            eventsReceiver.setGateway(jobArr[0]);
            eventsReceiver.setType(MessageType.STATUS.getType() + "-flighttask_progress");
            eventsReceiver.setMethod(EventsMethodEnum.FLIGHT_TASK_PROGRESS.getMethod());
            String json = "";
            try {
                json = mapper.writeValueAsString(eventsReceiver);
            } catch (Exception e) {
                e.printStackTrace();
            }
            _dockWebSocketHandler.sendMessageToSubscribers(jobArr[0], MessageType.STATUS.getType(), json, "");
            log.info("定时任务自定义状态为待执行,json: {}", json);
        }
        // endregion
        long now = System.currentTimeMillis();
        int offset = 30_000;
 
        // 过期任务会直接删除。
        if (time < now - offset) {
            log.info("定时任务超时,jobId: {}", jobArr[1]);
            RedisOpsUtils.zRemove(RedisConst.WAYLINE_JOB_TIMED_EXECUTE, jobIdValue);
            waylineJobService.updateJob(WaylineJobDTO.builder()
                    .jobId(jobArr[1])
                    .status(WaylineJobStatusEnum.FAILED.getVal())
                    .executeTime(LocalDateTime.now())
                    .completedTime(LocalDateTime.now())
                    .code(HttpStatus.SC_REQUEST_TIMEOUT).build());
            return;
        }
 
        if (now <= time && time <= now + offset) {
            try {
                waylineJobService.executeFlightTask(jobArr[1]);
            } catch (Exception e) {
                log.info("计划中的任务交付失败了。jobId: {},异常信息:{}", jobArr[1], e.getMessage());
                waylineJobService.updateJob(WaylineJobDTO.builder()
                        .jobId(jobArr[1])
                        .status(WaylineJobStatusEnum.FAILED.getVal())
                        .executeTime(LocalDateTime.now())
                        .completedTime(LocalDateTime.now())
                        .code(HttpStatus.SC_INTERNAL_SERVER_ERROR).build());
            } finally {
                RedisOpsUtils.zRemove(RedisConst.WAYLINE_JOB_TIMED_EXECUTE, jobIdValue);
            }
        }
    }
}