package com.xiaopeng.pushMessage.controller;

import com.alibaba.fastjson2.JSON;
import com.alibaba.fastjson2.JSONObject;
import com.xiaopeng.api.dto.operation.LonLatDto;
import com.xiaopeng.api.dto.pushMessage.PushOrderRouteDTO;
import com.xiaopeng.api.dto.pushMessage.SendMessageDTO;
import com.xiaopeng.api.feignClient.order.XpOrderClient;
import com.xiaopeng.api.feignClient.pushMessage.XpPushMessageClient;
import com.xiaopeng.api.model.order.XpOrder;
import com.xiaopeng.api.vo.operation.RouteVo;
import com.xiaopeng.common.core.constant.Constants;
import com.xiaopeng.common.core.domain.R;
import com.xiaopeng.common.core.enums.PushMessageTypeEnum;
import com.xiaopeng.common.redis.service.RedisService;
import com.xiaopeng.pushMessage.utils.MapMatchingUtil;
import com.xiaopeng.pushMessage.utils.TrajectoryDensifier;
import io.swagger.annotations.Api;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.*;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

@Slf4j
@Api(tags = "订单推送轨迹接口")
@RestController
@RequestMapping("")
public class PushOrderRouteController {

    @Autowired
    private RedisService redisService;
    @Autowired
    private XpPushMessageClient xpPushMessageClient;
    @Autowired
    private XpOrderClient xpOrderClient;

    /**
     * 通过车辆实时位置
     * 给乘客端推送剩余轨迹和剩余里程时长
     * @return
     */
    @PostMapping("/logan/inner/v1/order/pushOrderRoute")
    public R<String> pushOrderRoute(@Validated @RequestBody PushOrderRouteDTO dto) {
        Integer routeType = dto.getRouteType();
        //正常订单
        if(routeType == 1){
            //非导航偏离才需要限频
            if(PushMessageTypeEnum.ORDER_ROUTE.getDesc().equals(dto.getMessageType())){
                Long pushTime = redisService.getCacheObject("PUSH_TIME:" + dto.getOrderId());
                if(null != pushTime && System.currentTimeMillis() - pushTime < 1500){
                    return R.ok();
                }
                redisService.setCacheObject("PUSH_TIME:" + dto.getOrderId(), System.currentTimeMillis());
            }
            XpOrder xpOrder = xpOrderClient.queryOrderById(dto.getOrderId()).getData();
            if(xpOrder.getStatus() <= 1 || xpOrder.getStatus() >= 8){
                return R.ok();
            }
            // 获取路线规划
            String key = "";
            //接驾情况，获取车辆位置到起点的导航
            if(xpOrder.getStatus() >= 2 && xpOrder.getStatus() <= 4){
                key = "ORDER_NAVIGATION_START_DATA:" + xpOrder.getAppUserId();
            }else{
                key = "ORDER_NAVIGATION_END_DATA:" + xpOrder.getAppUserId();
            }
            Object cacheObject = redisService.getCacheObject(key);
            RouteVo routeVo = JSON.parseObject(cacheObject.toString(), RouteVo.class);
            log.info("缓存获取的轨迹 {} {}", key, JSON.toJSONString(routeVo));
            if(Objects.nonNull(routeVo)){
                //开始对轨迹进行点位补全，然后更新缓存中的轨迹数据
                if(null == routeVo.getDensify() || routeVo.getDensify() == 0){
                    log.info("开始执行点位补全 {}", key);
                    List<LonLatDto> polyline = routeVo.getPolyline();
                    List<LonLatDto> densify = TrajectoryDensifier.densify(polyline, 15);
                    routeVo.setPolyline(densify);
                    routeVo.setDensify(1);
                    log.info("点位补全结束 {} {}", key, JSON.toJSONString(routeVo));
                    redisService.setCacheObject(key, JSON.toJSONString(routeVo), 24L, TimeUnit.HOURS);
                }

                Integer distance = dto.getDistance().intValue();
                Integer duration = dto.getDuration().intValue();
                Integer speed = dto.getDuration().intValue();
                // 计算实时点位到线段的最优截取
                Map<String, List<LonLatDto>> remainingNavigation = MapMatchingUtil.getRemainingNavigation(routeVo.getPolyline(), dto.getLongitude(), dto.getLatitude());
                log.info("remainingNavigation {}", JSON.toJSONString(remainingNavigation));
                //当订单状态为5的时候（乘客已上车）需要推送导航的距离和剩余时间
                //因为这个状态，车端推的依然是接驾的剩余里程和时间，就会导致数据和小程序的页面跳转匹配不上
                //小程序是只要乘客上车后就跳转到行程开始页面
                if(5 != xpOrder.getStatus()){
                    routeVo.setDistance(distance);
                    routeVo.setDuration(duration);
                }else{
                    distance = routeVo.getDistance();
                    duration = routeVo.getDuration();
                }
                List<LonLatDto> lonLatDtos = remainingNavigation.get("unserved");
                List<LonLatDto> lonLatDtos1 = remainingNavigation.get("served");

                routeVo.setPolyline(lonLatDtos);
                routeVo.setServed(lonLatDtos1);
                log.info("线路截取后存储的轨迹 {}", JSON.toJSONString(routeVo));
                // 存储最新路线偏离缓存，后续进行轨迹截取
                redisService.setCacheObject(key, JSON.toJSONString(routeVo), 24L, TimeUnit.HOURS);

                // 封装路由详情
                Map<String, Object> route = new HashMap<>();
                route.put("speed",speed);
                route.put("distance",distance);
                route.put("duration",duration);
                route.put("polyline",JSONObject.toJSONString(lonLatDtos));
                route.put("served",JSONObject.toJSONString(lonLatDtos1));

                Map<String, Object> content = new HashMap<>();
                content.put("orderId",dto.getOrderId().toString());
                content.put("routeType",routeType);
                content.put("direction",dto.getDirection());
                content.put("route",JSONObject.toJSONString(route));
                content.put("endLongitude", dto.getEndLongitude());
                content.put("endLatitude", dto.getEndLatitude());

                // 封装轨迹信息
                Map<String, Object> params = new HashMap<>();
                params.put("type", dto.getMessageType());
                params.put("content", JSONObject.toJSONString(content));
                params.put("timestamp", new Date().getTime()+"");

                // 进行消息推送
                SendMessageDTO sendMessageDTO = new SendMessageDTO();
                sendMessageDTO.setAppUserId(String.valueOf(xpOrder.getAppUserId()));
                sendMessageDTO.setMessage(JSONObject.toJSONString(params));
                R<String> stringR = xpPushMessageClient.sendRoute(sendMessageDTO);
                //推送失败，重试3次
                if(stringR.getCode() != Constants.SUCCESS){
                    ThreadPoolExecutor executor = new ThreadPoolExecutor(1, 1, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<>());
                    executor.execute(() -> {
                        for (int i = 0; i < 3; i++) {
                            R<String> stringR1 = xpPushMessageClient.sendStatus(sendMessageDTO);
                            if(stringR1.getCode() == Constants.SUCCESS){
                                break;
                            }
                            try {
                                Thread.sleep(1000);
                            } catch (InterruptedException e) {
                                throw new RuntimeException(e);
                            }
                            log.info("推送乘客端剩余导航数据消息失败：{} {} {}", stringR1.getMsg(), JSON.toJSONString(sendMessageDTO), xpOrder.getOrderNumber());
                        }
                    });
                }

                log.info("推送剩余导航数据成功 {} {}", xpOrder.getOrderNumber(), JSON.toJSONString(routeVo));
            }
        }
        return R.ok();
    }

}