package com.moral.service.impl;

import java.time.LocalDateTime;
import java.time.temporal.ChronoUnit;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import javax.annotation.Resource;

import org.springframework.stereotype.Service;

import com.alibaba.druid.support.json.JSONUtils;
import com.moral.mapper.AlarmMapper;
import com.moral.service.AlarmService;
import com.moral.service.DeviceService;
import com.moral.service.SensorService;


@Service
public class AlarmServiceImpl implements AlarmService {

    @Resource
    private AlarmMapper alarmMapper;

    @Resource
    private SensorService sensorService;

    @Override
    public List<Map<String, Object>> getAlarmData() {
        LocalDateTime time = LocalDateTime.now();
        LocalDateTime endTime = time.truncatedTo(ChronoUnit.DAYS);
        LocalDateTime startTime = endTime.minusDays(1);
        List<String> sensorKeys = sensorService.getSensorKeys();
        String year = startTime.getYear() + "";
        String month = null;
        int monthValue = startTime.getMonthValue();
        if (monthValue < 10) {
            month = "0" + monthValue;
        } else {
            month = monthValue + "";
        }
        String yearAndMonth = year + month;
        Map<String, Object> devices = new HashMap<>();
        devices.put("sensorKeys", sensorKeys);
        devices.put("start", startTime);
        devices.put("end", endTime);
        devices.put("yearAndMonth", yearAndMonth);

        List<Map<String, Object>> list = alarmMapper.getAlarmData(devices);
        for (Map<String, Object> map : list) {
            ArrayList<String> list1 = new ArrayList<>();
            ArrayList<String> list2 = new ArrayList<>();
            ArrayList<String> list3 = new ArrayList<>();
            for (String key : map.keySet()) {
                if (!key.equals("mac")) {
                    String value = map.get(key).toString().substring(1, 2);
                    if (value.equals("1")) {
                        list1.add(key);
                    } else if (value.equals("2")) {
                        list2.add(key);
                    } else if (value.equals("3")) {
                        list3.add(key);
                    }
                }
            }
            map.put("1", list1);
            map.put("2", list2);
            map.put("3", list3);
        }

        for (Map<String, Object> map : list) {
            Iterator<String> iter = map.keySet().iterator();
            while (iter.hasNext()) {
                String next = iter.next();
                if (!(next.equals("mac")) && !(next.equals("1")) && !(next.equals("2")) && !(next.equals("3"))) {
                    iter.remove();
                }
            }
        }

        for (int i = list.size() - 1; i >= 0; i--) {
            for (int j = i - 1; j >= 0; j--) {
                Map<String, Object> map1 = list.get(i);
                Map<String, Object> map2 = list.get(j);
                if (map1.get("mac").equals(map2.get("mac"))) {
                    List<String> frontList1 = (ArrayList<String>) map1.get("1");
                    List<String> frontList2 = (ArrayList<String>) map1.get("2");
                    List<String> frontList3 = (ArrayList<String>) map1.get("3");
                    List<String> backList1 = (ArrayList<String>) map2.get("1");
                    List<String> backList2 = (ArrayList<String>) map2.get("2");
                    List<String> backList3 = (ArrayList<String>) map2.get("3");
                    backList1.addAll(frontList1);
                    backList2.addAll(frontList2);
                    backList3.addAll(frontList3);
                    list.remove(map1);
                    List<String> list1 = backList1.stream().distinct().collect(Collectors.toList());
                    List<String> list2 = backList2.stream().distinct().collect(Collectors.toList());
                    List<String> list3 = backList3.stream().distinct().collect(Collectors.toList());
                    map2.put("1", list1);
                    map2.put("2", list2);
                    map2.put("3", list3);
                    break;
                }
            }
        }

        for (Map<String, Object> map : list) {
            List<String> list1 = (ArrayList<String>) map.get("1");
            List<String> list2 = (ArrayList<String>) map.get("2");
            List<String> list3 = (ArrayList<String>) map.get("3");
            if (list1.size() == 0) {
                map.remove("1");
            }
            if (list2.size() == 0) {
                map.remove("2");
            }
            if (list3.size() == 0) {
                map.remove("3");
            }
        }

        List<Map<String, Object>> resultList = new ArrayList<>();
        for (Map<String, Object> map : list) {
            for (String key : map.keySet()) {
                Map<String, Object> jsonMap = new HashMap<>();
                if (!"mac".equals(key)) {
                    Map<String, Object> hashMap = new HashMap<>();
                    hashMap.put("mac",map.get("mac"));
                    hashMap.put("time",startTime);
                    hashMap.put("state",key);
                    ArrayList<String> stateList = (ArrayList<String>) map.get(key);
                    for (String state : stateList) {
                        jsonMap.put(state,1);
                    }
                    hashMap.put("json", JSONUtils.toJSONString(jsonMap));
                    resultList.add(hashMap);
                }
            }
        }
        return resultList;
    }

    @Override
    public int insertAlarmDaily(List<Map<String, Object>> list) {
        return alarmMapper.insertAlarmDaily(list);
    }

    @Override
    public void createTable(String yearAndMonth) {
        alarmMapper.createTable(yearAndMonth);
    }
}