package cc.mrbird.febs.mall.service.impl;

import cc.mrbird.febs.common.enumerates.AgentLevelEnum;
import cc.mrbird.febs.common.enumerates.MoneyFlowTypeEnum;
import cc.mrbird.febs.common.utils.AppContants;
import cc.mrbird.febs.mall.entity.AgentInfo;
import cc.mrbird.febs.mall.entity.DataDictionaryCustom;
import cc.mrbird.febs.mall.entity.MallMember;
import cc.mrbird.febs.mall.entity.MallOrderInfo;
import cc.mrbird.febs.mall.mapper.*;
import cc.mrbird.febs.mall.service.IAgentService;
import cc.mrbird.febs.mall.service.IApiMallMemberService;
import cc.mrbird.febs.mall.service.IApiMallMemberWalletService;
import cc.mrbird.febs.mall.service.IMallAchieveService;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import com.alibaba.fastjson.JSONObject;
import jdk.nashorn.internal.ir.IfNode;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * @author wzy
 * @date 2021-09-26
 **/
@Slf4j
@Service
@RequiredArgsConstructor
public class AgentServiceImpl implements IAgentService {

    private final DataDictionaryCustomMapper dataDictionaryCustomMapper;
    private final MallMemberMapper memberMapper;

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void autoUpAgentLevel(Long memberId) {
        MallMember member = memberMapper.selectById(memberId);
        if(StrUtil.isBlank(member.getReferrerIds())) {
            return;
        }

        List<String> ids = StrUtil.split(member.getReferrerIds(), ',');
        List<MallMember> parentMembers = memberMapper.selectByInviteIds(ids);
        for (MallMember parent : parentMembers) {
            // 未激活用户无法升级
            if (AgentLevelEnum.ZERO_LEVEL.name().equals(member.getLevel())) {
                continue;
            }

            DataDictionaryCustom nextLevel = dataDictionaryCustomMapper.selectNextAgentLevelInfo(parent.getLevel());
            if (nextLevel == null) {
                log.info("当前层级无下一级:{}", parent.getLevel());
                continue;
            }

            AgentInfo agentInfo = JSONObject.parseObject(nextLevel.getValue(), AgentInfo.class);
            if (!directMemberCnt(parent, agentInfo)) {
                continue;
            }

            if (!agentCntFinish(parent, agentInfo)) {
                continue;
            }

            if (!teamIncome(parent, agentInfo)) {
                continue;
            }

            parent.setLevel(nextLevel.getCode());
            memberMapper.updateById(parent);
        }
    }

    /**
     * 判断直推人数是否达标
     *
     * @param member
     * @return
     */
    private boolean directMemberCnt(MallMember member, AgentInfo agentInfo) {
        List<MallMember> childs = memberMapper.selectByRefererId(member.getInviteId());
        if (CollUtil.isEmpty(childs)) {
            return false;
        }

        if (childs.size() >= agentInfo.getDirectCnt()) {
            return true;
        }

        log.info("用户:{}直推数量未达标, 当前等级:{}, 当前数量:{}, 目标数量:{}", member.getPhone(), member.getLevel(), childs.size(), agentInfo.getLastAgentCnt());
        return false;
    }

    /**
     * 判断下级代理数量是否达标
     *
     * @return
     */
    private boolean agentCntFinish(MallMember member, AgentInfo agentInfo) {
        if (agentInfo.getLastAgentCnt() == null || agentInfo.getLastAgentCnt() == 0) {
            return true;
        }

        // 直推用户
        List<MallMember> directMember = memberMapper.selectByRefererId(member.getInviteId());
        if (CollUtil.isEmpty(directMember)) {
            return false;
        }

        // 用户团队达到指定代理数量，且都不在同一条线
        int i = 0;
        for (MallMember child : directMember) {
            List<MallMember> mallMembers = memberMapper.selectChildAgentList(child.getInviteId(), member.getLevel());
            if (CollUtil.isNotEmpty(mallMembers)) {
                i++;
            }
        }

        if (i >= agentInfo.getLastAgentCnt()) {
            return true;
        }

        log.info("用户:{}代理数量未达标, 当前等级:{}, 当前数量:{}, 目标数量:{}", member.getPhone(), member.getLevel(), i, agentInfo.getLastAgentCnt());
        return false;
    }

    /**
     * 团队业绩是否达标
     *
     * @param mallMember
     * @param agentInfo
     * @return
     */
    private boolean teamIncome(MallMember member, AgentInfo agentInfo) {
        BigDecimal totalIncome = memberMapper.selectAchieveByMemberId(member.getInviteId(), 2);

        BigDecimal targetIncome = agentInfo.getTeamIncome().multiply(new BigDecimal("10000"));
        if (totalIncome.compareTo(targetIncome) >= 0) {
            return true;
        }

        log.info("用户:{}团队业绩未达标, 当前等级:{}, 当前数量:{}, 目标数量:{}", member.getPhone(), member.getLevel(), totalIncome, targetIncome);
        return false;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void returnMoneyToAgent(Long orderId) {
    }

    @Override
    public void rankReturnMoney(Long orderId) {

    }
}