package com.fdkankan.scene.service.impl;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.fdkankan.fyun.face.FYunFileServiceInterface;
import com.fdkankan.model.constants.UploadFilePath;
import com.fdkankan.scene.dto.GeoPoint;
import com.fdkankan.scene.service.IVisionService;
import com.fdkankan.scene.util.CoordinateUtil;
import com.google.common.collect.Lists;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.*;
import java.util.stream.Collectors;

@Service
@Slf4j
public class VisionServiceImpl implements IVisionService {

    @Resource
    private FYunFileServiceInterface fYunFileService;

    @Override
    public List<GeoPoint> getPointLatAndLon(String num) {
        String visionTxt = fYunFileService.getFileContent(String.format(UploadFilePath.IMG_VIEW_PATH, num) + "vision.txt");
        JSONObject visionJson = JSON.parseObject(visionTxt);
        if(!visionJson.containsKey("sweepLocations")){
            return null;
        }
        JSONArray sweepLocations = visionJson.getJSONArray("sweepLocations");
        List<GeoPoint> geoPoints = new ArrayList<>();
        for (int i = 0; i < sweepLocations.size(); ++i) {
            JSONObject sweepItem = sweepLocations.getJSONObject(i);
            Long id = sweepItem.getLong("id");
            Long uuid = sweepItem.getLong("uuid");
            JSONObject ggaLocation = sweepItem.getJSONObject("ggaLocation");
            GeoPoint geoPoint = new GeoPoint();
            geoPoint.setId(id);
            geoPoint.setUuid(uuid);
            if (Objects.nonNull(ggaLocation)
                    && StrUtil.isNotEmpty(ggaLocation.getString("lon"))
                    && StrUtil.isNotEmpty(ggaLocation.getString("lat"))
                    && StrUtil.isNotEmpty(ggaLocation.getString("alt"))) {
                Double[] ggaLocationGps = new Double[3];
                if(Objects.nonNull(ggaLocation.getDouble("lon"))
                        && Objects.nonNull(ggaLocation.getDouble("lat"))
                        && Objects.nonNull(ggaLocation.getDouble("alt"))){
                    ggaLocationGps[0] = ggaLocation.getDouble("lon");
                    ggaLocationGps[1] = ggaLocation.getDouble("lat");
                    ggaLocationGps[2] = ggaLocation.getDouble("alt");
                }
                geoPoint.setCoordinates(ggaLocationGps);
                geoPoint.setStatusIndicator(ggaLocation.getInteger("StatusIndicator"));

            }
            if (sweepItem.containsKey("puck")){
                JSONObject puck = sweepItem.getJSONObject("puck");
                Double[] floor_location = new Double[3];
                floor_location[0] = puck.getDouble("x");
                floor_location[1] = puck.getDouble("y");
                floor_location[2] = puck.getDouble("z");
                geoPoint.setLocation(floor_location);
            }
            geoPoints.add(geoPoint);
        }
        if (CollUtil.isNotEmpty(geoPoints) && geoPoints.size() >= 2) {
            Map<String, GeoPoint> res = new HashMap<>();
            List<GeoPoint> statusFourPoints  = geoPoints.stream().filter(item -> item.getStatusIndicator() == 4 || item.getStatusIndicator() == 100 || item.getStatusIndicator() == 104).collect(Collectors.toList());
            if (statusFourPoints.size() >= 2) {
                CoordinateUtil.divide(0, statusFourPoints.size() - 1, statusFourPoints.toArray(new GeoPoint[0]), res);
            }else {
                return null ;
            }
            for (GeoPoint geoPoint : geoPoints) {
                if (res.containsKey("pointA")) {
                    GeoPoint pointA = res.get("pointA");
                    if (geoPoint.getId()==pointA.getId()){
                        geoPoint.setPointA(true);
                    }
                }
                if (res.containsKey("pointB")) {
                    GeoPoint pointB = res.get("pointB");
                    if (geoPoint.getId()==pointB.getId()){
                        geoPoint.setPointB(true);
                    }
                }
            }
            return geoPoints;
        }
        return null;
    }
}