package com.objecteye.service.impl;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.objecteye.dao.MongoTemplates;
import com.objecteye.entity.*;
import com.objecteye.exception.CustomXException;
import com.objecteye.pojo.*;
import com.objecteye.service.SpecialtyServices;
import com.objecteye.utils.*;
import org.apache.commons.codec.binary.Base64;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.concurrent.CountDownLatch;

@Service
public class SpecialtyServicesImpl implements SpecialtyServices {

    private final Logger logger = LoggerFactory.getLogger(SpecialtyServicesImpl.class);

    @Value("${requestBase64}")
    private String requestBase64;
    @Autowired
    private CompareDistance compareDistance;
    @Autowired
    private VehicleEngine vehicleEngine;
    @Autowired
    public HttpClientUtils httpClientUtils;
    @Autowired
    public RabbitMQVehicleTools rabbitMQVehicleTools;
    @Autowired
    public MongoTemplates mongoTemplates;
    @Autowired
    private VehicleDetailsUtils vehicleDetailsUtils;
    @Autowired
    private RedisTemplate redisTemplate;

    private SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

    @Override
    public VehicleInfoRes findByCondition(VehicleCondition vehicleCondition) {

        return null;
    }

    @Override
    public JSONObject findByPic(int number, double threshold, int currentpage, int pagevolume, MultipartFile picfile, Long starttime, Long endtime, Integer vehicle_special_type_number) throws InterruptedException {
        //封装结果的对象
        JSONObject result = new JSONObject();
        if (picfile == null) {
            result.put("code", 201);
            result.put("message", "没有符合要求的数据");
            result.put("data", null);
            return result;
        }

        String vehicleInfoByBase64 = multiToVehicle(picfile);
        JSONObject dataJson = JSONObject.parseObject(vehicleInfoByBase64).getJSONObject("result");
        List<RabbitMQVehicle> rabbitMqVehicles = rabbitMQVehicleTools.sdkToRabbitVehicle(dataJson);

        //获取到用户选中的车辆
        int size = rabbitMqVehicles.size();
        if (number < size) {
            RabbitMQVehicle rabbitMqVehicle = rabbitMqVehicles.get(number);
            //先过滤条件
            List<RabbitMQVehicle> vehcieListBy = mongoTemplates.getVehcieListBy(new VehicleCondition(0, 0, rabbitMqVehicle.getVehicle_plate_hphm(),
                    null, starttime, endtime, vehicle_special_type_number, rabbitMqVehicle.getVehicle_color_index(),
                    rabbitMqVehicle.getVehicle_recg_issue_year(), rabbitMqVehicle.getVehicle_recg_brand(), rabbitMqVehicle.getVehicle_recg_type(),
                    rabbitMqVehicle.getVehicle_recg_subbrand()));
            //获取该车辆的特征信息
            double[] currentFeature = rabbitMqVehicle.getVehicle_fea_feature();
            double currentFea = compareDistance.getDistance(currentFeature);

            Vector<PicVehicleCompare> pvc = new Vector<>();
            int arrCount = 1000;
            int threadNumber = (int) Math.ceil((double) vehcieListBy.size() / arrCount);
            final CountDownLatch countDownLatch = new CountDownLatch(threadNumber);
            for (int i = 0; i < threadNumber; i++) {
                int index = i;
                new Thread(() -> {
                    int fromIndex = index * arrCount;
                    int toIndex = fromIndex + arrCount;
                    toIndex = Math.min(toIndex, vehcieListBy.size());
                    for (RabbitMQVehicle rabbitMQVehicle : vehcieListBy.subList(fromIndex, toIndex)) {
                        double[] dbFeature = (double[]) redisTemplate.opsForHash().get(GlobalUtil.VEHICLE_FEATURE, rabbitMQVehicle.getId());
                        if (dbFeature != null) {
                            //进行比对
                            double dbFea = (double) redisTemplate.opsForHash().get(GlobalUtil.VEHICLE_FEATURE_DISTANCE, rabbitMQVehicle.getId());
                            double similar = compareDistance.simDistance(currentFeature, currentFea, dbFeature, dbFea);
                            if (threshold <= similar) {
                                similar = (double) Math.round(similar * 100) / 100;
                                if (similar >= 1) {
                                    similar = 1;
                                }
                                PicVehicleCompare picVehicleCompare = new PicVehicleCompare();
                                picVehicleCompare.setSimilar(similar);
                                picVehicleCompare.setRabbitMQVehicle(rabbitMQVehicle);
                                pvc.add(picVehicleCompare);
                            }
                        }
                    }
                    countDownLatch.countDown();
                }).start();
            }
            countDownLatch.await();

            //对row进行排序
            pvc.sort((o1, o2) -> {
                if (o2.getSimilar() == o1.getSimilar()) {
                    return 0;
                } else {
                    double similar = o2.getSimilar();
                    double similar1 = o1.getSimilar();
                    return similar > similar1 ? 1 : -1;
                }
            });

            //对row进行分页查询
            List<PicVehicleCompare> picVehicleComparesNew = UserTools.getPagedResultByBaseList(pvc, currentpage, pagevolume);
            //总页数
            int totalPage = UserTools.getPageTotalByBaseList(pvc, pagevolume);

            JSONObject data = new JSONObject();

            //获取row数据
            JSONArray row = new JSONArray();
            for (PicVehicleCompare next : picVehicleComparesNew) {
                JSONObject rowData = new JSONObject();
                //获取id
                RabbitMQVehicle rabbitMqVehicle1 = next.getRabbitMQVehicle();
                rowData.put("id", rabbitMqVehicle1.getId());
                rowData.put("hphm", rabbitMqVehicle1.getVehicle_plate_hphm());
                rowData.put("phototime", simpleDateFormat.format(new Date(rabbitMqVehicle1.getPictime())));
                rowData.put("recordid", rabbitMqVehicle1.getRecordid());
                // 新方法，如果不需要四舍五入，可以使用RoundingMode.DOWN
                double similar = next.getSimilar();
                rowData.put("similar", String.format("%.3f", similar));
                //添加snapshoturl的值
                //此处将原来的全景图url体换成了快照图绝对路径
                rowData.put("picurl", rabbitMqVehicle1.getSnapshoturl());

                row.add(rowData);
            }

            data.put("total", totalPage);
            data.put("row", row);
            if (pvc.size() > 0 && row.size() > 0) {
                result.put("code", 200);
                result.put("message", "操作成功");
                result.put("data", data);
            } else {
                result.put("code", 201);
                result.put("message", "没有符合要求的数据");
                data.put("total", pvc.size());
                data.put("row", row);
                result.put("data", data);
            }

            return result;
        }

        result.put("code", 201);
        result.put("message", "没有符合要求的数据");
        result.put("data", null);
        return result;
    }

    //通过转Base64的方式运行
    @Override
    public JSONObject findCoordinateByPic(MultipartFile picfile, Integer vehicleSpecialTypeNumber) {
        JSONObject jsonObject = new JSONObject();
        try {
            String base64 = httpClientUtils.MultipartFileToBase64(picfile);

            BufferedImage bufferedImage = changeBase64StringtoImage(base64);
            int width = bufferedImage.getWidth();
            int height = bufferedImage.getHeight();
            JSONObject tpkg = new JSONObject();
            tpkg.put("width", width);
            tpkg.put("height", height);

            //获取车辆信息
            String vehicleInfoByBase64 = multiToVehicle(picfile);
            JSONArray clxx = null;
            if (vehicleInfoByBase64 != null) {

                JSONObject dataJson = JSONObject.parseObject(vehicleInfoByBase64).getJSONObject("result");

                List<RabbitMQVehicle> rabbitMQVehicles = rabbitMQVehicleTools.sdkToRabbitVehicle(dataJson);

                int size = rabbitMQVehicles.size();
                clxx = new JSONArray();
                for (int i = 0; i < size; i++) {
                    RabbitMQVehicle rabbitMQVehicle = rabbitMQVehicles.get(i);
                    int vehicleSpecialType = rabbitMQVehicle.getVehicle_special_type();
                    if (vehicleSpecialTypeNumber == -1 || vehicleSpecialType == vehicleSpecialTypeNumber) {
                        int[] vehicleDetectSyrectparam = rabbitMQVehicle.getVehicle_detect_syRectParam();
                        JSONObject clxxOne = new JSONObject();
                        clxxOne.put("gcxh", i);
                        clxxOne.put("height", vehicleDetectSyrectparam[0]);
                        clxxOne.put("left", vehicleDetectSyrectparam[1]);
                        clxxOne.put("top", vehicleDetectSyrectparam[2]);
                        clxxOne.put("width", vehicleDetectSyrectparam[3]);
                        clxx.add(clxxOne);
                    }
                }
            }
            JSONObject data = new JSONObject();
            data.put("tpkg", tpkg);
            data.put("clxx", clxx);
            if (clxx != null && clxx.size() > 0) {
                jsonObject.put("code", 200);
                jsonObject.put("message", "success");
                jsonObject.put("data", data);
            } else {
                jsonObject.put("code", 201);
                String message = null;
                if (vehicleSpecialTypeNumber == 1) {
                    message = "图片中没有检索到危化品车";
                } else if (vehicleSpecialTypeNumber == 2) {
                    message = "图片中没有检索到渣土车";
                } else if (vehicleSpecialTypeNumber == 0) {
                    message = "图片中没有检索到货车";
                } else {
                    message = "图片中没有检索到通用车辆";
                }
                jsonObject.put("message", message);
                jsonObject.put("data", data);
            }


        } catch (Exception e) {
            jsonObject.put("code", 202);
            jsonObject.put("message", "查询失败");
            jsonObject.put("data", "");
            e.printStackTrace();
        }
        return jsonObject;

    }

    /**
     * 通过车辆id查询车辆信息
     *
     * @param id
     * @return
     */
    @Override
    public JSONObject findById(String id) {
        JSONObject jsonObject = new JSONObject();
        try {
            RabbitMQVehicle rabbitMQVehicle = mongoTemplates.findById(RabbitMQVehicle.class, id);
            //将RabbitMQVehicle识别为可读信息
            RabbitMQInfo rabbitMQInfo = rabbitMQVehicleTools.rabbitMQToRabbitInfo(rabbitMQVehicle);

            //===============
            if (rabbitMQVehicle != null) {
                jsonObject.put("code", 200);
                jsonObject.put("message", "success");
                jsonObject.put("data", rabbitMQInfo);
            } else {
                jsonObject.put("code", 201);
                jsonObject.put("message", "没有符合要求的数据");
                jsonObject.put("data", rabbitMQInfo);
            }
        } catch (Exception e) {
            jsonObject.put("code", 202);
            jsonObject.put("message", "请检查数据准确性");
            jsonObject.put("data", "");
            e.printStackTrace();
        }
        return jsonObject;
    }


    //将multipart文件转成车型
    public String multiToVehicle(MultipartFile picfile) {
        String vehicleInfoByBase64 = null;
        try {
            String base64 = httpClientUtils.MultipartFileToBase64(picfile);

            vehicleInfoByBase64 = vehicleEngine.getVehicleInfoByBase64(base64);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return vehicleInfoByBase64;

    }

    /**
     * @param base64String base64码字符串
     **/
    public BufferedImage changeBase64StringtoImage(String base64String) {
        BufferedImage buffer = null;
        try {
            byte[] bytes = Base64.decodeBase64(base64String);
            ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
            buffer = ImageIO.read(bais);
        } catch (IOException e) {
            e.printStackTrace();
        }
        return buffer;
    }


    /**
     * 通过过车序号查询车辆的信息
     *
     * @param gcxh
     * @param picfile
     * @return
     */
    @Override
    public JSONObject findByGcxh1(int gcxh, MultipartFile picfile) {
        JSONObject jsonObject = new JSONObject();
        try {
            //获取到车型图片的base64值
            String base64 = httpClientUtils.MultipartFileToBase64(picfile);

            //通过base64结合sdk算法获取到车型的数字化信息
            String vehicleInfoByBase64 = vehicleEngine.getVehicleInfoByBase64(base64);
            JSONObject vehicleSDKJsonData = JSONObject.parseObject(vehicleInfoByBase64);
            //将base64封装为ArrayList<VehicleDetails>
            ArrayList<VehicleDetails> vehicleDetailsList = vehicleDetailsUtils.base64ToVehicleDetailsArr(vehicleSDKJsonData);
            if (vehicleDetailsList != null && vehicleDetailsList.size() > 0) {
                VehicleDetails vehicleDetails = vehicleDetailsList.get(gcxh);
                vehicleDetails.setVehicle_fea_res_feature(null);
                jsonObject.put("code", 200);
                jsonObject.put("message", "success");
                jsonObject.put("data", vehicleDetails);
            } else {
                jsonObject.put("code", 201);
                jsonObject.put("message", "空值");
                jsonObject.put("data", null);
            }


        } catch (Exception e) {
            jsonObject.put("code", 202);
            jsonObject.put("message", "数据不符合正规的json格式或者异常");
            jsonObject.put("data", null);
            e.printStackTrace();
        }
        return jsonObject;
    }

    @Override
    public Map<String, Object> getColorAndBrand(Map<String, Object> map) {
        String image = map.get("image").toString();
        Object request_id = map.get("request_id");
        if (!GlobalUtil.checkBase64(image)) {

            throw new CustomXException(CustomInfoCollections.IMAGE_PARSE_EXCEPTION.getMsg(), CustomInfoCollections.IMAGE_PARSE_EXCEPTION.getCode());
        }

        String vehicleInfoByBase64 = vehicleEngine.getVehicleInfoByBase64(image);
        ResponseParam responseParam = JSON.parseObject(vehicleInfoByBase64, ResponseParam.class);
        String s1 = JSON.toJSONString(responseParam.getResult());
        VehicleAnalysisResultParam vehicleAnalysisResultParam = JSON.parseObject(s1, VehicleAnalysisResultParam.class);

        VehicleInfoParam[] info = vehicleAnalysisResultParam.getInfo();
        HashMap<String, Object> stringObjectHashMap = new HashMap<>(16);
        if (info == null) {
            throw new CustomXException(CustomInfoCollections.DETECT_NOT_FOUND.getMsg(), CustomInfoCollections.DETECT_NOT_FOUND.getCode());
        }
        for (VehicleInfoParam vehicleInfoParam : info) {
            ResultMsg resultMsg = new ResultMsg();

            VehicleColorResultParam vehicle_color_res = vehicleInfoParam.getVehicle_color_res();
            int index = vehicle_color_res.getIndex();
            float score = vehicle_color_res.getScore();
            if (score >= 0.7) {
                String vehicleColor = RelationMappingUtil.getVehicleColor(index);
                resultMsg.setVehicle_color(vehicleColor);
            } else {
                resultMsg.setVehicle_color("检测失败");
            }
            StringBuilder sb = new StringBuilder();
            VehicleRecognizeResultParam vehicle_recg_res = vehicleInfoParam.getVehicle_recg_res();
            float name_score = vehicle_recg_res.getName_score();
            if (name_score < 0.7) {
                resultMsg.setVehicle_brand("检测失败");
            }
            String vehicle_recg_brand = vehicle_recg_res.getVehicle_brand();

            sb.append(vehicle_recg_brand);
            String vehicle_recg_subbrand = vehicle_recg_res.getVehicle_subbrand();
            if (vehicle_recg_subbrand != null) {
                sb.append("-").append(vehicle_recg_subbrand);
            }
            String vehicle_recg_issue_year = vehicle_recg_res.getVehicle_issue_year();
            if (vehicle_recg_issue_year != null) {
                sb.append("-").append(vehicle_recg_issue_year);
            }
            resultMsg.setVehicle_brand(sb.toString());

            stringObjectHashMap.put("message", CustomInfoCollections.SUCCESS.getMsg());
            stringObjectHashMap.put("rtn", CustomInfoCollections.SUCCESS.getCode());
            stringObjectHashMap.put("request_id", request_id);
            stringObjectHashMap.put("data", resultMsg);
        }
        return stringObjectHashMap;
    }

    /**
     * 通过过车序号查询车辆的信息
     *
     * @param gcxh
     * @param picfile
     * @return
     */
    @Override
    public JSONObject findByGcxh(int gcxh, MultipartFile picfile) {
        JSONObject jsonObject = new JSONObject();
        String vehicleInfoByBase64 = null;
        try {
            //获取车辆信息
            vehicleInfoByBase64 = multiToVehicle(picfile);
            if (vehicleInfoByBase64 != null) {
                RabbitMQInfo rabbitMQInfo = null;
                JSONObject dataJson = JSONObject.parseObject(vehicleInfoByBase64).getJSONObject("result");
                int count = dataJson.containsKey("count") ? dataJson.getInteger("count") : 0;
                if (count > 0) {
                    //将dataJson转成RabbitMQVehicle
                    RabbitMQVehicle rabbitMQVehicle = rabbitMQVehicleTools.sdkToOnlyVehicle(dataJson.getJSONArray("info").getJSONObject(gcxh));
                    //将RabbitMQVehicle识别为可读信息
                    rabbitMQInfo = rabbitMQVehicleTools.rabbitMQToRabbitInfo(rabbitMQVehicle);
                }

                jsonObject.put("code", 200);
                jsonObject.put("message", "success");
                jsonObject.put("data", rabbitMQInfo);
            }
        } catch (Exception e) {
            jsonObject.put("code", 201);
            jsonObject.put("message", "没有查询到相关车辆数据");
            jsonObject.put("data", "");
            e.printStackTrace();
        }

        return jsonObject;
    }
}