package com.yeshi.fanli.service.impl.user;

import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.TreeMap;

import javax.annotation.Resource;

import org.springframework.stereotype.Service;

import com.yeshi.fanli.dao.mybatis.money.UserMoneyDetailMapper;
import com.yeshi.fanli.entity.money.UserMoneyDetail;
import com.yeshi.fanli.entity.money.UserMoneyDetail.UserMoneyDetailTypeEnum;
import com.yeshi.fanli.service.inter.user.UserMoneyDetailService;
import com.yeshi.fanli.util.TimeUtil;
import com.yeshi.fanli.vo.money.UserMoneyDetailHistoryVO;
import com.yeshi.fanli.vo.money.UserMonthMoneyVO;

@Service
public class UserMoneyDetailServiceImpl implements UserMoneyDetailService {

	@Resource
	private UserMoneyDetailMapper userMoneyDetailMapper;

	@Override
	public List<UserMoneyDetailHistoryVO> listUserMoneyDetailForClient(Long uid, Long userMoneyDetailId, Date maxTime) {
		List<UserMoneyDetailHistoryVO> finalList = new ArrayList<>();
		List<UserMoneyDetail> list = null;
		if (userMoneyDetailId == null) {// 首次请求
			if (maxTime == null)// 没有筛选时间
			{
				list = userMoneyDetailMapper.selectByMaxCreateTime(uid,
						new Date(System.currentTimeMillis() + 1000 * 60 * 60L), 20);
			} else {// 筛选了时间
				list = userMoneyDetailMapper.selectByMaxCreateTime(uid, maxTime, 20);
			}
			if (list != null && list.size() > 0) {
				Calendar calendar = Calendar.getInstance();
				calendar.setTimeInMillis(list.get(0).getCreateTime().getTime());
				UserMoneyDetailHistoryVO vo = new UserMoneyDetailHistoryVO();
				vo.setMonth(new UserMonthMoneyVO(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH) + 1));
				finalList.add(vo);
			} else {
				if (maxTime != null) {//
					Calendar calendar = Calendar.getInstance();
					calendar.setTimeInMillis(maxTime.getTime());
					UserMoneyDetailHistoryVO vo = new UserMoneyDetailHistoryVO();
					vo.setMonth(new UserMonthMoneyVO(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH) + 1));
					vo.getMonth().setExpend("0");
					vo.getMonth().setIncome("0");
					finalList.add(vo);
				}
			}

		} else {// 二次请求

			int size = 21;
			List<UserMoneyDetail> tempList = userMoneyDetailMapper.selectByUidWithIndexId(uid, userMoneyDetailId, size);
			Set<Date> dateSet = new HashSet<>();// 用于储存是否在同一时间上面（精确到秒）
			if (tempList.size() > 0) {
				for (UserMoneyDetail umd : tempList) {
					dateSet.add(umd.getCreateTime());
				}

				List<UserMoneyDetail> tempList2 = new ArrayList<>();
				while (dateSet.size() == 1 && tempList2.size() != tempList.size() && size < 40) {// 只有一个时间点的数据
					tempList = tempList2;
					size += 10;
					tempList2 = userMoneyDetailMapper.selectByUidWithIndexId(uid, userMoneyDetailId, size);
					dateSet.clear();
					for (UserMoneyDetail umd : tempList2) {
						dateSet.add(umd.getCreateTime());
					}
				}
				if (tempList2.size() > 0)
					tempList = tempList2;
			}

			for (int i = 0; i < tempList.size(); i++) {
				if (tempList.get(i).getId().longValue() == userMoneyDetailId) {
					tempList.remove(i);
					break;
				} else {
					tempList.remove(i);
					i--;
				}
			}
			list = tempList;
		}

		if (list != null) {
			if (userMoneyDetailId != null && list.size() > 0) {
				UserMoneyDetail umd = userMoneyDetailMapper.selectByPrimaryKey(userMoneyDetailId);
				if (!TimeUtil.getGernalTime(umd.getCreateTime().getTime(), "yyyy-MM")
						.equalsIgnoreCase(TimeUtil.getGernalTime(list.get(0).getCreateTime().getTime(), "yyyy-MM"))) {
					Calendar calendar = Calendar.getInstance();
					calendar.setTimeInMillis(list.get(0).getCreateTime().getTime());
					UserMoneyDetailHistoryVO vo = new UserMoneyDetailHistoryVO();
					vo.setMonth(new UserMonthMoneyVO(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH) + 1));
					finalList.add(vo);
				}

			}
			for (int i = 0; i < list.size(); i++) {
				if (i > 0 && !TimeUtil.getGernalTime(list.get(i - 1).getCreateTime().getTime(), "yyyy-MM")
						.equalsIgnoreCase(TimeUtil.getGernalTime(list.get(i).getCreateTime().getTime(), "yyyy-MM"))) {// 本条数据与上条数据不是同一月则插入月份
					Calendar calendar = Calendar.getInstance();
					calendar.setTimeInMillis(list.get(i).getCreateTime().getTime());
					UserMoneyDetailHistoryVO vo = new UserMoneyDetailHistoryVO();
					vo.setMonth(new UserMonthMoneyVO(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH) + 1));
					finalList.add(vo);
				}
				UserMoneyDetailHistoryVO vo = new UserMoneyDetailHistoryVO();
				vo.setDetail(list.get(i));
				finalList.add(vo);
			}
		}

		// 统计月资金

		Map<Integer, UserMoneyDetailHistoryVO> monthMap = new TreeMap<>();
		if (finalList.size() > 1)
			for (int i = 0; i < finalList.size(); i++) {
				if (finalList.get(i).getMonth() != null)
					monthMap.put(i, finalList.get(i));
			}

		if (!monthMap.isEmpty()) {
			List<String> dateFormat = new ArrayList<>();
			Iterator<Integer> keys = monthMap.keySet().iterator();
			while (keys.hasNext()) {
				Integer key = keys.next();
				String date = "";
				date += monthMap.get(key).getMonth().getYear();
				date += "-";
				date += (monthMap.get(key).getMonth().getMonth() + "").length() < 2
						? "0" + monthMap.get(key).getMonth().getMonth() : monthMap.get(key).getMonth().getMonth();
				dateFormat.add(date);
			}
			List<UserMonthMoneyVO> voList = userMoneyDetailMapper.selectMonthMoneyByUid(uid, dateFormat);

			int p = 0;
			keys = monthMap.keySet().iterator();
			while (keys.hasNext()) {
				Integer key = keys.next();
				// 去除支出负号
				finalList.get(key).getMonth().setExpend(voList.get(p).getExpend().replace("-", ""));
				finalList.get(key).getMonth().setIncome(voList.get(p).getIncome());
				p++;
			}
		}
		return finalList;
	}

	@Override
	public long countUserMoneyDetailForClient(Long uid, Long userMoneyDetailId, Date maxTime) {
		long monthCount = 0L;
		long detailCount = 0L;
		// 未通过时间筛选，查询所有
		if (maxTime == null) {
			detailCount = userMoneyDetailMapper.selectCountByUid(uid);
			// 用于表示当前所有
			monthCount = userMoneyDetailMapper.selectMonthCountByUid(uid,
					new Date(System.currentTimeMillis() + 1000 * 60 * 60L));
		} else {// 通过时间筛选了的，需要查询所有
			detailCount = userMoneyDetailMapper.selectCountByUidAndMaxCreateTime(uid, maxTime);
			monthCount = userMoneyDetailMapper.selectMonthCountByUid(uid, maxTime);
		}

		return monthCount + detailCount;
	}

	@Override
	public List<UserMoneyDetail> listByUidWithState(Long uid, int page, int pageSize) {
		return userMoneyDetailMapper.selectByUidWithState(uid, (page - 1) * pageSize, pageSize);
	}

	@Override
	public long countByUidWithState(Long uid) {
		return userMoneyDetailMapper.selectCountByUidWithState(uid);
	}

	@Override
	public BigDecimal statisticUserTypeMoneyWithDate(Long uid, List<UserMoneyDetailTypeEnum> typeList, Date minDate,
			Date maxDate) {
		List<String> list = new ArrayList<>();
		if (typeList != null)
			for (UserMoneyDetailTypeEnum type : typeList) {
				list.add(type.name());
			}
		BigDecimal money = userMoneyDetailMapper.getTotalMoneyByTypeAndUidWithDate(uid, list, minDate, maxDate);
		return money == null ? new BigDecimal(0) : money;
	}

}