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

import cc.mrbird.febs.common.entity.QueryRequest;
import cc.mrbird.febs.common.enumerates.DataDictionaryEnum;
import cc.mrbird.febs.common.enumerates.OrderStatusEnum;
import cc.mrbird.febs.common.exception.FebsException;
import cc.mrbird.febs.common.utils.LoginUserUtil;
import cc.mrbird.febs.common.utils.MallUtils;
import cc.mrbird.febs.mall.entity.*;
import cc.mrbird.febs.mall.mapper.*;
import cc.mrbird.febs.mall.vo.AdminMailGoodsDetailVo;
import cc.mrbird.febs.mall.vo.AdminMallNewsInfoVo;
import cc.mrbird.febs.vip.entity.MallVipBenefits;
import cc.mrbird.febs.vip.entity.MallVipBenefitsDetails;
import cc.mrbird.febs.vip.entity.MallVipBenefitsRecord;
import cc.mrbird.febs.vip.entity.MallVipConfig;
import cc.mrbird.febs.vip.mapper.MallVipBenefitsDetailsMapper;
import cc.mrbird.febs.vip.mapper.MallVipBenefitsMapper;
import cc.mrbird.febs.vip.mapper.MallVipBenefitsRecordMapper;
import cc.mrbird.febs.vip.mapper.MallVipConfigMapper;
import cc.mrbird.febs.vip.service.IMallVipBenefitsDetailsService;
import cc.mrbird.febs.vip.service.IMallVipBenefitsService;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.date.DatePattern;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.util.IdUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.core.metadata.OrderItem;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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.util.*;
import java.util.stream.Collectors;

@Slf4j
@Service
@RequiredArgsConstructor
public class MallVipBenefitsServiceImpl extends ServiceImpl<MallVipBenefitsMapper, MallVipBenefits> implements IMallVipBenefitsService {

    private final IMallVipBenefitsDetailsService mallVipBenefitsDetailsService;
    private final MallMemberCouponMapper mallMemberCouponMapper;
    private final MallGoodsCouponMapper mallGoodsCouponMapper;
    private final MallGoodsMapper mallGoodsMapper;
    private final MallAddressInfoMapper mallAddressInfoMapper;
    private final MallOrderInfoMapper mallOrderInfoMapper;
    private final MallOrderItemMapper mallOrderItemMapper;
    private final MallVipBenefitsRecordMapper mallVipBenefitsRecordMapper;
    private final DataDictionaryCustomMapper dataDictionaryCustomMapper;
    private final MallMemberMapper mallMemberMapper;
    private final MallVipConfigMapper mallVipConfigMapper;

    @Override
    public IPage<MallVipBenefits> vipBenefitsListInPage(QueryRequest request) {
        Page<MallVipBenefits> page = new Page<>(request.getPageNum(), request.getPageSize());
        return this.baseMapper.selectVipBenefitsListInPage(page);
    }

    @Override
    public MallVipBenefits findVipBenefitsById(Long id) {
        return this.baseMapper.selectVipBenefitsById(id);
    }

    @Override
    @Transactional
    public void addVipBenefits(MallVipBenefits mallVipBenefits) {
        if (mallVipBenefits == null) {
            return;
        }

//        if (CollUtil.isEmpty(mallVipBenefits.getDetails())) {
//            throw new FebsException("权益明细不能为空");
//        }

        this.baseMapper.insert(mallVipBenefits);

        if (CollUtil.isNotEmpty(mallVipBenefits.getDetails())) {
            mallVipBenefits.getDetails().forEach(item -> {
                item.setBenefitsId(mallVipBenefits.getId());
            });
        }
        this.mallVipBenefitsDetailsService.saveBatch(mallVipBenefits.getDetails());
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void delVipBenefits(Long id) {
        this.baseMapper.deleteById(id);

        LambdaQueryWrapper<MallVipBenefitsDetails> delQuery = new LambdaQueryWrapper<>();
        delQuery.eq(MallVipBenefitsDetails::getBenefitsId, id);
        this.mallVipBenefitsDetailsService.remove(delQuery);
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void editVipBenefits(MallVipBenefits mallVipBenefits) {
        if (mallVipBenefits.getId() == null) {
            throw new FebsException("缺少重要参数");
        }

        this.baseMapper.updateById(mallVipBenefits);

        LambdaQueryWrapper<MallVipBenefitsDetails> delQuery = new LambdaQueryWrapper<>();
        delQuery.eq(MallVipBenefitsDetails::getBenefitsId, mallVipBenefits.getId());
        this.mallVipBenefitsDetailsService.remove(delQuery);

        mallVipBenefits.getDetails().forEach(item -> {
            item.setBenefitsId(mallVipBenefits.getId());
        });
        this.mallVipBenefitsDetailsService.saveBatch(mallVipBenefits.getDetails());

    }


    @Override
    public void getBenefits(Long id) {
        MallMember loginUser = LoginUserUtil.getLoginUser();
        MallMember member = mallMemberMapper.selectById(loginUser.getId());

        MallVipBenefitsDetails benefits = mallVipBenefitsDetailsService.getById(id);
        if (benefits == null) {
            throw new FebsException("权益不存在");
        }

        if (benefits.getIsClick() == 2) {
            throw new FebsException("请联系客服，检查权益设置");
        }

        MallVipBenefits vipBenefits = this.baseMapper.selectById(benefits.getBenefitsId());
        if (vipBenefits == null) {
            throw new FebsException("权益不存在");
        }


        MallVipConfig config = mallVipConfigMapper.selectVipConfigByCode(member.getLevel());
        boolean b = config.getBenefits().stream().anyMatch(item -> {
            return Objects.equals(item.getId(), benefits.getBenefitsId());
        });
        if (!b) {
            throw new FebsException("未达到等级不能领取该权益");
        }

        Integer linkType = benefits.getLinkType();

        if (vipBenefits.getGainType() == 2) {
            String today = DateUtil.format(new Date(), DatePattern.NORM_DATE_PATTERN);
            boolean isBirthday = member.getBirthday().compareTo(DateUtil.parseDate(today)) == 0;
            if (!isBirthday) {
                throw new FebsException("未达到权益领取条件:未到生日");
            }
        }

        if (vipBenefits.getGainType() == 3) {
            DataDictionaryCustom data = dataDictionaryCustomMapper.selectDicDataByTypeAndCode(DataDictionaryEnum.VIP_DATE.getType(), DataDictionaryEnum.VIP_DATE.getCode());

            String today = DateUtil.format(new Date(), "MM-dd");
            if (!StrUtil.equals(data.getValue(), today)) {
                throw new FebsException("未达到权益领取条件：未到会员日");
            }
        }

        LambdaQueryWrapper<MallVipBenefitsRecord> recordQuery = new LambdaQueryWrapper<>();
        recordQuery.ge(MallVipBenefitsRecord::getReceiveTime, DateUtil.beginOfDay(new Date()))
                .le(MallVipBenefitsRecord::getReceiveTime, DateUtil.endOfDay(new Date()))
                .eq(MallVipBenefitsRecord::getMemberId, member.getId())
                .eq(MallVipBenefitsRecord::getBenefitsType, vipBenefits.getGainType())
                .eq(MallVipBenefitsRecord::getReceiveId, Long.parseLong(benefits.getContent()));
        List<MallVipBenefitsRecord> mallVipBenefitsRecords = mallVipBenefitsRecordMapper.selectList(recordQuery);
        if (CollUtil.isNotEmpty(mallVipBenefitsRecords)) {
            throw new FebsException("已领取过权益");
        }

        MallVipBenefitsRecord record = new MallVipBenefitsRecord();
        record.setBenefitsType(vipBenefits.getGainType());
        record.setBenefitsName(vipBenefits.getName());
        record.setReceiveTime(new Date());
        record.setReceiveType(linkType);
        record.setReceiveId(Long.parseLong(benefits.getContent()));
        record.setMemberId(member.getId());
        record.setReceiveCnt(1);

        // 商品
        if (linkType == 2) {
            MallGoods goods = mallGoodsMapper.selectGoodsDetailById(Long.parseLong(benefits.getContent()));
            if (goods == null) {
                throw new FebsException("商品不存在");
            }

            LambdaQueryWrapper<MallAddressInfo> query = new LambdaQueryWrapper<>();
            query.eq(MallAddressInfo::getMemberId, member.getId())
                    .eq(MallAddressInfo::getIsDefault, 1)
                    .last("limit 1");
            MallAddressInfo address = mallAddressInfoMapper.selectOne(query);
            if (address == null) {
                throw new FebsException("请设置默认地址");
            }

            String orderNo = MallUtils.getOrderNum();
            MallOrderInfo orderInfo = new MallOrderInfo();
            orderInfo.setOrderNo(orderNo);
            orderInfo.setOrderTime(new Date());
            orderInfo.setMemberId(member.getId());
            orderInfo.setPayTime(new Date());
            orderInfo.setStatus(OrderStatusEnum.WAIT_SHIPPING.getValue());
            orderInfo.setOrderType(goods.getGoodsType());
            orderInfo.setDeliveryType(2);
            orderInfo.setIsFree(1);
            orderInfo.setCarriage(BigDecimal.ZERO);
            orderInfo.setAmount(BigDecimal.ZERO);
            orderInfo.setAddressId(address.getId());
            orderInfo.setName(address.getName());
            orderInfo.setPhone(address.getPhone());
            orderInfo.setIsHome(2);
            orderInfo.setAddress(address.getProvince()+address.getCity()+address.getArea() + address.getAddress());
            orderInfo.setLatitude(address.getLatitude());
            orderInfo.setLongitude(address.getLongitude());
            mallOrderInfoMapper.insert(orderInfo);

            MallOrderItem orderItem = new MallOrderItem();
            if (goods.getGoodsType() == 2) {
                orderItem.setAmount(BigDecimal.ZERO);
                orderItem.setCnt(1);
                orderItem.setOrderId(orderInfo.getId());
                orderItem.setPrice(goods.getScore());
                orderItem.setGoodsId(goods.getId());
                orderItem.setGoodsName(goods.getGoodsName());
                orderItem.setStyleName(goods.getGoodsName());
                orderItem.setSkuName(goods.getGoodsName());
                orderItem.setSkuImage(goods.getThumb());
                orderItem.setState(1);
            } else {
                MallGoodsSku sku = goods.getStyles().get(0).getSkus().get(0);

                orderItem.setAmount(BigDecimal.ZERO);
                orderItem.setCnt(1);
                orderItem.setOrderId(orderInfo.getId());
                orderItem.setPrice(sku.getPresentPrice());
                orderItem.setGoodsId(sku.getGoodsId());
                orderItem.setGoodsName(goods.getGoodsName());
                orderItem.setSkuId(sku.getId());
                orderItem.setState(1);
                orderItem.setStyleName(goods.getStyles().get(0).getName());
                orderItem.setSkuName(sku.getSkuName());
                orderItem.setSkuImage(sku.getSkuImage());
                orderItem.setIsNormal(goods.getIsNormal());
                orderItem.setCostPrice(sku.getCostPrice());
            }

            record.setReceiveName(goods.getGoodsName());
            mallOrderItemMapper.insert(orderItem);
        }

        // 优惠券
        if (linkType == 3) {
            MallGoodsCoupon coupon = mallGoodsCouponMapper.selectById(Long.parseLong(benefits.getContent()));
            if (coupon == null) {
                throw new FebsException("优惠券");
            }
            MallMemberCoupon memberCoupon = new MallMemberCoupon();
            memberCoupon.setCouponId(coupon.getId());
            memberCoupon.setCouponName(coupon.getName());
            memberCoupon.setInviteId(member.getInviteId());
            memberCoupon.setCouponUuid(IdUtil.simpleUUID());
            memberCoupon.setState(1);
            memberCoupon.setFromType(2);
            memberCoupon.setExpireTime(DateUtil.offsetDay(DateUtil.date(), coupon.getExpireDay()));
            memberCoupon.setMemberId(member.getId());
            mallMemberCouponMapper.insert(memberCoupon);

            record.setReceiveName(coupon.getName());
        }

        mallVipBenefitsRecordMapper.insert(record);
    }

    @Override
    public void switchBenefitsShow(Long id) {
        MallVipBenefits vipBenefits = this.baseMapper.selectById(id);

        MallVipBenefits update = new MallVipBenefits();
        if (vipBenefits.getIsShow() == 1) {
            update.setIsShow(2);
        } else {
            update.setIsShow(1);
        }

        update.setId(vipBenefits.getId());
        this.baseMapper.updateById(update);
    }

    @Override
    public Map<String, Object> birthdayEvent() {
        MallMember loginUser = LoginUserUtil.getLoginUser();
        MallMember member = this.mallMemberMapper.selectById(loginUser.getId());

        String today = DateUtil.format(new Date(), DatePattern.NORM_DATE_PATTERN);
        boolean isBirthday = member.getBirthday().compareTo(DateUtil.parseDate(today)) == 0;
        if (!isBirthday) {
            return new HashMap<>();
        }

        MallVipConfig configList = mallVipConfigMapper.selectVipConfigByCode(member.getLevel());

        List<MallVipBenefits> benefits = configList.getBenefits().stream().filter(item -> item.getGainType() == 2 && item.getType() != 1).collect(Collectors.toList());
        if (CollUtil.isEmpty(benefits)) {
            return new HashMap<>();
        }

        List<String> ids = new ArrayList<>();
        benefits.forEach(item -> {
            ids.addAll(item.getDetails().stream().filter(detail -> detail.getLinkType() == 2 || detail.getLinkType() == 3).map(MallVipBenefitsDetails::getContent).collect(Collectors.toList()));
        });

        LambdaQueryWrapper<MallVipBenefitsRecord> recordQuery = new LambdaQueryWrapper<>();
        recordQuery.in(MallVipBenefitsRecord::getReceiveId, ids)
                .ge(MallVipBenefitsRecord::getReceiveTime, DateUtil.beginOfDay(new Date()))
                .le(MallVipBenefitsRecord::getReceiveTime, DateUtil.endOfDay(new Date()));
        List<MallVipBenefitsRecord> hasRecieveList = mallVipBenefitsRecordMapper.selectList(recordQuery);

        Map<String, Object> map = new HashMap<>();
        if (CollUtil.isEmpty(hasRecieveList)) {
            map.put("benefit", benefits.get(0));
            return map;
        }

        List<Long> hasIds = hasRecieveList.stream().map(MallVipBenefitsRecord::getReceiveId).collect(Collectors.toList());
        List<MallVipBenefits> collect1 = benefits.stream().peek(item -> {
            List<MallVipBenefitsDetails> collect = item.getDetails().stream().filter(detail -> (detail.getLinkType() == 2 || detail.getLinkType() == 3) && !hasIds.contains(Long.parseLong(detail.getContent()))).collect(Collectors.toList());
            item.setDetails(collect);
        }).filter(item -> CollUtil.isNotEmpty(item.getDetails())).collect(Collectors.toList());

        if (CollUtil.isEmpty(collect1)) {
            return map;
        }

        map.put("benefit", collect1.get(0));
        return map;
    }

    @Override
    public IPage<MallVipBenefitsRecord> findVipBenefitsInPage(MallVipBenefitsRecord record, QueryRequest request) {
        Page<MallVipBenefitsRecord> page = new Page<>(request.getPageNum(), request.getPageSize());
        return mallVipBenefitsRecordMapper.selectMemberBenefitsRecordInPage(record, page);
    }
}