package com.ard.work.inspect.task;

import com.ard.common.core.constant.SecurityConstants;
import com.ard.common.core.domain.R;
import com.ard.common.core.utils.SpringUtils;
import com.ard.common.core.web.domain.AjaxResult;
import com.ard.system.api.RemoteConfigService;
import com.ard.work.api.domian.ArdWell;
import com.ard.work.api.domian.CameraCmd;
import com.ard.work.api.domian.PtzDto;
import com.ard.work.device.camera.service.IArdCameraService;
import com.ard.work.inspect.domain.ArdVideoInspectRecord;
import com.ard.work.inspect.domain.ArdVideoInspectTask;
import com.ard.work.inspect.domain.ArdVideoInspectTaskStep;
import com.ard.work.inspect.service.IArdVideoInspectRecordService;
import com.ard.work.api.domian.ArdWellGuideCamera;
import com.ard.work.point.well.service.IArdWellGuideCameraService;
import com.ard.work.point.well.service.IArdWellService;
import com.ard.work.sdk.service.CameraSDKService;
import com.ard.work.api.domian.Point;
import lombok.extern.slf4j.Slf4j;

import java.time.LocalTime;
import java.util.Date;
import java.util.List;

@Slf4j
public class TaskWrapper implements Runnable {
    public volatile TaskStatus status = TaskStatus.RUNNING;
    private final ArdVideoInspectTask task;
    private ArdVideoInspectTaskStep currentStep;
    private Date stepStartTime;
    private final CameraSDKService cameraSDKService = SpringUtils.getBean(CameraSDKService.class);
    private final IArdCameraService ardCameraService = SpringUtils.getBean(IArdCameraService.class);
    private final IArdVideoInspectRecordService ardVideoInspectRecordService =
            SpringUtils.getBean(IArdVideoInspectRecordService.class);
    private final IArdWellService ardWellService = SpringUtils.getBean(IArdWellService.class);
    private final IArdWellGuideCameraService ardWellGuideCameraService =
            SpringUtils.getBean(IArdWellGuideCameraService.class);
    private final RemoteConfigService remoteConfigService =
            SpringUtils.getBean(RemoteConfigService.class);
    public TaskWrapper(ArdVideoInspectTask task) {
        this.task = task;
    }

    @Override
    public void run() {
        List<ArdVideoInspectTaskStep> steps = task.getArdVideoInspectTaskSteps();
        if (steps.isEmpty()) return;
        while (status != TaskStatus.CANCELED) { // 循环直到任务被取消
            for (ArdVideoInspectTaskStep step : steps) {
                if (status == TaskStatus.CANCELED) break;

                currentStep = step;
                stepStartTime = new Date();  // 记录当前步骤的开始时间
                log.info("开始执行任务【{}】 的巡检步骤【{}】，时间：{}", step.getTaskId(), step.getId(), stepStartTime);
                // 执行步骤
                executeStep(step);

                // 等待步骤完成
                waitForStepCompletion(step);
            }
        }
        log.info("任务被取消或完成");
    }

    //等待步骤完成
    private void waitForStepCompletion(ArdVideoInspectTaskStep step) {
        while (!isStepCompleted()) {
            if (status == TaskStatus.CANCELED) {
                handleCancellation(step);
                return;
            }

            if (status == TaskStatus.PAUSED) {
                handlePause(step);
            }
            try {
                Thread.sleep(100);  // 每 100 毫秒检查一次
            } catch (InterruptedException e) {
                Thread.currentThread().interrupt();
                log.error("任务线程被中断");
                return;
            }
        }

        log.info("完成任务【{}】的巡检步骤【{}】", task.getId(), step.getId());
        finalizeStep(step);
    }

    //处理暂停
    private void handlePause(ArdVideoInspectTaskStep step) {
        log.info("任务【{}】暂停，等待恢复...", task.getId());
        synchronized (this) {
            while (status == TaskStatus.PAUSED) {
                try {
                    stopRecording(step);
                    wait();  // 暂停任务
                } catch (InterruptedException e) {
                    Thread.currentThread().interrupt();
                    log.error("任务线程在暂停时被中断");
                    break;
                }
            }
        }
    }

    //处理取消
    private void handleCancellation(ArdVideoInspectTaskStep step) {
        log.info("任务【{}】被取消，停止执行", task.getId());
        stopRecording(step);
    }

    //处理完成
    private void finalizeStep(ArdVideoInspectTaskStep step) {
        stopRecording(step);
        //recordStep(step, ""); // 提供空 URL 或根据需要调整
    }

    //执行任务
    private void executeStep(ArdVideoInspectTaskStep step) {
        log.info("执行任务 {} 的步骤 {}", step.getTaskId(), step.getId());
        startRecording(step);
    }

    //步骤是否完成
    private boolean isStepCompleted() {
        long elapsedMillis = new Date().getTime() - stepStartTime.getTime();
        long elapsedSeconds = elapsedMillis / 1000;
        return elapsedSeconds >= currentStep.getRecordingTime();
    }

    //暂停
    public void pause() {
        this.status = TaskStatus.PAUSED;
    }

    //恢复
    public void resume() {
        this.status = TaskStatus.RUNNING;
        synchronized (this) {
            stepStartTime = new Date();
            log.info("恢复执行任务【{}】 的巡检步骤【{}】，时间：{}", currentStep.getTaskId(), currentStep.getId(), stepStartTime);
            // 执行步骤
            executeStep(currentStep);
            notifyAll();  // 唤醒所有在等待中的线程
        }
    }

    //取消
    public void cancel() {
        this.status = TaskStatus.CANCELED;
        synchronized (this) {
            notifyAll();  // 唤醒所有在等待中的线程以便退出
        }
    }

    //是否暂停
    public boolean isPaused() {
        return this.status == TaskStatus.PAUSED;
    }

    //是否取消
    public boolean isCanceled() {
        return this.status == TaskStatus.CANCELED;
    }

    //开始录像
    private void startRecording(ArdVideoInspectTaskStep step) {
        log.info("步骤 {} 开始 {} 录像", step.getId(), task.getCameraId() + "_" + task.getChanNo());
        cameraSDKService.recordStart(new CameraCmd(task.getCameraId(), task.getChanNo()));//录像
        try {
            guideWell(step);//引导
        } catch (Exception e) {
            log.error("引导井异常,停止录像", e);
            cameraSDKService.recordStop(new CameraCmd(task.getCameraId(), task.getChanNo(), "inspect"));//录像
        }
    }

    //停止录像
    private void stopRecording(ArdVideoInspectTaskStep step) {
        log.info("步骤 {} 停止 {} 录像", step.getId(), task.getCameraId() + "_" + task.getChanNo());
        String url = cameraSDKService.recordStop(new CameraCmd(task.getCameraId(), task.getChanNo(), "inspect"));
        ArdVideoInspectRecord record = new ArdVideoInspectRecord();
        record.setTaskId(task.getId());
        record.setStepId(step.getId());
        record.setStartTime(stepStartTime);
        record.setEndTime(new Date());
        ArdWell ardWell = ardWellService.selectArdWellById(step.getWellId());
        record.setWellName(ardWell.getWellId());
        record.setRecordUrl(url);
        record.setTaskName(task.getTaskName());
        ardVideoInspectRecordService.insertArdVideoInspectRecord(record);
    }

    //引导井
    private void guideWell(ArdVideoInspectTaskStep step) {
        log.info("控制相机{}通道{}引导井{}", task.getCameraId(), task.getChanNo(), step.getWellId());
        //根据井id获取井的坐标
        ArdWell ardWell = ardWellService.selectArdWellById(step.getWellId());
        if (ardWell == null) {
            return;
        }
        CameraCmd cmd = new CameraCmd();
        cmd.setCameraId(task.getCameraId());
        //根据日夜配置切换通道
        Integer chanNo = switchChanByTime();
        task.setChanNo(chanNo);
        cmd.setChanNo(task.getChanNo());
        cmd.setOperator("sys_patrol_inspect");
        cmd.setExpired(step.getRecordingTime());
        ardCameraService.controlLock(cmd);//锁定
        Boolean res;
        ArdWellGuideCamera guidePTZInfo = isPtzGuide(task.getCameraId(), task.getChanNo(), ardWell.getId());
        if (guidePTZInfo != null) {
            //使用ptz引导
            cmd.setPtzDto(new PtzDto(guidePTZInfo.getP(), guidePTZInfo.getT(), guidePTZInfo.getZ()));
            res = cameraSDKService.setPtz(cmd);
            log.info("引导方式：ptz引导");
        } else {
            //使用坐标引导
            cmd.setTargetPosition(new Point(ardWell.getLongitude(), ardWell.getLatitude(), ardWell.getAltitude()));
            res = cameraSDKService.guideTargetPosition(cmd);
            log.info("引导方式：坐标引导");
        }
        log.info("控制相机{}通道{}引导井{}结果{}", task.getCameraId(), task.getChanNo(), step.getWellId(), res);
    }

    //判断是否使用ptz引导
    private ArdWellGuideCamera isPtzGuide(String cameraId, Integer chanNo, String wellId) {
        ArdWellGuideCamera ardWellGuideCamera = new ArdWellGuideCamera();
        ardWellGuideCamera.setWellId(wellId);
        ardWellGuideCamera.setCameraId(cameraId);
        ardWellGuideCamera.setChanNo(chanNo);
        List<ArdWellGuideCamera> ardWellGuideCameras =
                ardWellGuideCameraService.selectArdWellGuideCameraList(ardWellGuideCamera);
        if (ardWellGuideCameras.isEmpty()) {
            return null;
        }
        return ardWellGuideCameras.get(0);
    }

    // 通道日夜切换
    public Integer switchChanByTime() {
        R<String> result = remoteConfigService.getConfigKey("dayNight");
        // 解析时间区间（示例：18:00-06:00）
        if (result.getCode()==R.SUCCESS) {
            String timeRange = result.getData();
            return checkTimeRange(timeRange);
        }
        return 1;
    }

    /**
     * 判断当前时间是否在时间区间内（支持跨天区间，如 18:00-06:00）
     *
     * @param timeRange 时间区间字符串，格式 "HH:mm-HH:mm"
     * @return 1（在区间内） 或 2（不在区间内）
     */
    public static int checkTimeRange(String timeRange) {
        if (timeRange == null || !timeRange.matches("\\d{2}:\\d{2}-\\d{2}:\\d{2}")) {
            throw new IllegalArgumentException("时间区间格式无效，应为 HH:mm-HH:mm");
        }

        String[] parts = timeRange.split("-");
        LocalTime start = LocalTime.parse(parts[0]);
        LocalTime end = LocalTime.parse(parts[1]);
        LocalTime now = LocalTime.now();

        if (start.isBefore(end)) {
            // 普通区间（同一天内，如 09:00-18:00）
            return (now.isAfter(start) && now.isBefore(end)) ? 1 : 2;
        } else {
            // 跨天区间（如 18:00-06:00）
            return (now.isAfter(start) || now.isBefore(end)) ? 1 : 2;
        }
    }
}