package com.ycl.calculate;

import com.alibaba.fastjson2.JSONArray;
import com.ycl.platform.domain.entity.CheckIndexFace;
import com.ycl.platform.domain.entity.TMonitor;
import com.ycl.platform.domain.vo.TMonitorVO;
import com.ycl.platform.mapper.CheckIndexFaceMapper;
import com.ycl.platform.mapper.TMonitorMapper;
import com.ycl.platform.service.ICheckIndexFaceService;
import constant.ApiConstants;
import constant.CheckConstants;
import constant.RedisConstant;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Component;
import org.springframework.util.CollectionUtils;
import utils.DateUtils;
import utils.StringUtils;

import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.function.Function;
import java.util.stream.Collectors;

/**
 * 计算人脸目录一致率
 * 获取分省厅、区域的map<k,v> k为deptId或者Province_deptId
 * 更新或新增
 */
@Component
@Slf4j
public class FaceConsistentCalculation extends IndexCalculationServe implements CalculationStrategy<TMonitorVO> {
    @Autowired
    private CheckIndexFaceMapper checkIndexFaceMapper;
    @Autowired
    private TMonitorMapper monitorMapper;
    @Autowired
    private ICheckIndexFaceService checkIndexFaceService;
    @Autowired
    private RedisTemplate redisTemplate;

    //区域车辆信息采集准确率的内部类
    private static class AreaStats {
        int totalSites = 0;
        int newSites = 0;
    }

    @Override
    public void calculate(List<TMonitorVO> list) {
        if (CollectionUtils.isEmpty(list)) {
            log.info("数据为空");
            return;
        }
        //返回以国标码为key的设备map
        Map<String, TMonitorVO> monitorMap = new HashMap<>();
        if(!CollectionUtils.isEmpty(list)){
            monitorMap = list.stream().collect(Collectors.toMap(TMonitorVO::getSerialNumber, Function.identity()));
        }
        //获取省厅国标码集合
        List<String> provinceIds = getProvince();
        //未注册人脸设备
        Map<String,TMonitor> newMonitorMap = new HashMap<>();
        //Mongo一机一档同步Mysql时放入Redis 筛选出车辆档案
        String json = (String) redisTemplate.opsForValue().get(RedisConstant.New_Monitor_Set);
        if (!StringUtils.isEmpty(json)) {
            List<TMonitor> newMonitors = JSONArray.parseArray(json, TMonitor.class);
            if(!CollectionUtils.isEmpty(newMonitors)){
                newMonitorMap = newMonitors.stream().filter(tMonitor -> tMonitor.getCameraFunType().contains(CheckConstants.Rule_Category_Face+"")).collect(Collectors.toMap(TMonitor::getSerialNumber, Function.identity()));
            }
        }
        Map<String, AreaStats> areaStatsMap = new HashMap<>();
        for (TMonitorVO result : list) {
            TMonitorVO monitor = monitorMap.get(result.getSerialNumber());
            if (monitor == null) continue;
            String deptId = monitor.getDeptId().toString();
            updateAreaStats(areaStatsMap, deptId, result,newMonitorMap);

            // 处理省厅数据
            if (!CollectionUtils.isEmpty(provinceIds) && provinceIds.contains(monitor.getSerialNumber())) {
                String provinceKey = ApiConstants.Province + deptId;
                updateAreaStats(areaStatsMap, provinceKey, result,newMonitorMap);
            }
        }

        // 查询是否index表已经存在今日数据
        List<CheckIndexFace> checkIndexFaceList = checkIndexFaceMapper.selectToday(DateUtils.getDate());
        List<CheckIndexFace> checkIndexFaces = new ArrayList<>();
        areaStatsMap.forEach((deptId, stats) -> {
            if (stats.totalSites > 0) {
                CheckIndexFace checkIndexFace = createOrUpdateCheckIndexFace(deptId, stats, checkIndexFaceList);
                if (checkIndexFace != null) {
                    checkIndexFaces.add(checkIndexFace);
                }
            }
        });

        checkIndexFaceService.saveOrUpdateBatch(checkIndexFaces);
    }

    /**
     * 累计人脸目录一致率
     */
    private void updateAreaStats(Map<String, AreaStats> areaStatsMap, String key, TMonitorVO result,Map<String,TMonitor> newMonitorMap) {
        //返回对象的引用，如果不存在会放入新的key,value
        AreaStats stats = areaStatsMap.computeIfAbsent(key, k -> new AreaStats());
        stats.totalSites++;
        if(newMonitorMap.containsKey(result.getSerialNumber())){
            stats.newSites++;
        }
    }

    /**
     * 人脸信息采集正确率
     */
    private CheckIndexFace createOrUpdateCheckIndexFace(String key, AreaStats stats, List<CheckIndexFace> checkIndexFaceList) {
        CheckIndexFace checkIndexFace = getCheckIndex(key, checkIndexFaceList, CheckIndexFace.class);
        if (checkIndexFace == null) {
            return null;
        }
        //调用目录一致率计算方法
        Map<String, Object> param = new HashMap<>();
        param.put("totalSites", stats.totalSites);
        param.put("newSites", stats.newSites);
        BigDecimal directoryConstant = directoryConstant(param);
        checkIndexFace.setDeviceDirectoryConsistent(directoryConstant);
        return checkIndexFace;
    }


}