package com.ard.sample.component.websocket.handler;

import com.ard.common.core.redis.RedisConst;
import com.ard.common.core.redis.RedisOpsUtils;
import com.ard.sample.common.model.ResponseResult;
import com.ard.sample.component.websocket.enums.MessageType;
import com.ard.sample.manage.model.dto.*;
import com.ard.sample.manage.service.IDeviceService;
import com.ard.sample.manage.service.ILiveStreamService;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

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

@Slf4j
@Component
public class LiveStreamHandler {
    @Autowired
    private IDeviceService _deviceService;

    @Autowired
    private ILiveStreamService _liveStreamService;

    @Autowired
    private DockWebSocketHandler _dockWebSocketHandler;

    @Autowired
    protected ObjectMapper _objectMapper;

    /**
     * 开启直播
     */
    public void StartLiveStreaming(String sn, String videotype ) {
        // 检查设备是否在线
        if (!_deviceService.checkDeviceOnline(sn)) {
            String jsonString = getResult(sn, "设备不在线，请检查网络连接！");
            log.info("SN: {}-设备不在线，请检查网络连接！", sn);
            _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), jsonString);
            return;
        }
        // 读取直播能力拼接参数
        List<CapacityDeviceDTO> devicesList = _liveStreamService.getLiveCapacity();
        if (devicesList == null || devicesList.isEmpty()) {
            String jsonString = getResult(sn, "未获得设备直播能力！");
            log.info("SN: {}-未获得设备直播能力！", sn);
            _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), jsonString);
            return;
        }
        for (CapacityDeviceDTO device : devicesList) {
            if (!device.getSn().equals(sn)) {
                continue;
            }
            List<CapacityCameraDTO> camerasList = device.getCamerasList();
            for (CapacityCameraDTO camera : camerasList) {
                if (camera.getName()==null || camera.getName().isEmpty()) {
                    continue;
                }
                LiveTypeDTO param = new LiveTypeDTO();
                String videoid = device.getSn() + "/" + camera.getIndex();
                List<CapacityVideoDTO> videosList = camera.getVideosList();
                for (CapacityVideoDTO video : videosList) {
                    videoid = videoid + "/" + video.getIndex();
                    param.setUrlType(1);
                    param.setUrl("");
                    param.setVideoId(videoid);
                    param.setVideoQuality(1);
                    param.setVideoType(videotype);
                    //调用开始直播
                    ResponseResult rlive = null;
                    String resultLive = "";
                    try {
                        rlive = _liveStreamService.liveStart(param);
                        if (rlive != null) {
//                            if (rlive.getCode() == 513003) {
                            while (rlive.getCode() == 513003) {
                                //Thread.sleep(200);
                                _liveStreamService.liveStop(param.getVideoId());
                                //System.out.println("相机已经在直播中，关闭直播后重启直播！");
                                log.info("SN: {}-相机已经在直播中，关闭直播后重启直播！", sn);
                                rlive = _liveStreamService.liveStart(param);
                            }
                            if(rlive.getCode() == 0){
                                // 直播成功后，在redis中存一个标记，将videoid保留，留给停止直播使用
                                //System.out.println("开启直播成功！");
                                log.info("SN: {}-开启直播成功！", sn);
                                RedisOpsUtils.setWithExpire(RedisConst.WEBSOCKET_VideoId_PREFIX + sn, param.getVideoId(), RedisConst.WEBSOCKET_ALIVE_SECOND);
                            }
                            rlive.setGateway(sn);
                            rlive.setType(MessageType.LIVESTREAM.getType());
                            resultLive = _objectMapper.writeValueAsString(rlive);
                            _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), resultLive);
                            log.info("SN: {}-直播地址：{}", sn, resultLive);
                            break;
                        }
                    } catch (Exception e) {
                        e.printStackTrace();
                    }
                }
            }
        }
    }

    public void StopLiveStreaming(String sn) {
        // 停止直播逻辑
        ResponseResult rlive = null;
        String resultLive = "";
//        System.out.println("关闭直播");
        String videoid = "";
        if(!RedisOpsUtils.checkExist(RedisConst.WEBSOCKET_VideoId_PREFIX + sn)){
            resultLive = getResult(sn, "未找到正在直播的相机！");
        }
        else {
            videoid = String.valueOf(RedisOpsUtils.get(RedisConst.WEBSOCKET_VideoId_PREFIX + sn));
            try {
                rlive = _liveStreamService.liveStop(videoid);
                rlive.setGateway(sn);
                resultLive = _objectMapper.writeValueAsString(rlive);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
        _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), resultLive);
    }

    public String getResult(String sn, String msg) {
        Map<String, String> result = new HashMap<>();
        result.put("gateway", sn);
        result.put("code", "1");
        result.put("message", msg);
        result.put("data", null);
        result.put("type", MessageType.LIVESTREAM.getType());
        // 将Map转换为JSON字符串
        String jsonString = "";
        try {
            jsonString = _objectMapper.writeValueAsString(result);
        } catch (Exception e) {
            e.printStackTrace();
        }

        return jsonString;
    }
}