package com.rabbiter.market.service.sale_management.exchange_point_products.impl;

import com.rabbiter.market.common.redis.service.RedisTemplateService;
import com.rabbiter.market.domain.goods_management.goods.Goods;
import com.rabbiter.market.domain.goods_management.point_products.PointProducts;
import com.rabbiter.market.domain.member_management.member.Member;
import com.rabbiter.market.domain.personnel_management.employee.Employee;
import com.rabbiter.market.domain.sale_management.exchange_point_products.ExchangePointProducts;
import com.rabbiter.market.mapper.sale_management.exchange_point_products.ExchangePointProductsMapper;
import com.rabbiter.market.qo.exchange_point_products_records.QueryExchangePointProductsRecords;
import com.rabbiter.market.service.goods_management.goods.IGoodsService;
import com.rabbiter.market.service.goods_management.point_products.IPointProductsService;
import com.rabbiter.market.service.member_management.member.IMemberService;
import com.rabbiter.market.service.sale_management.exchange_point_products.IExchangePointProductsService;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.baomidou.mybatisplus.core.toolkit.IdWorker;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;

import java.util.*;

@Service
public class ExchangePointProductsServiceImpl extends ServiceImpl<ExchangePointProductsMapper, ExchangePointProducts> implements IExchangePointProductsService {
// 依赖注入...
    
    /**
     * 根据会员ID查询可兑换商品选项
     * @param memberId 会员ID（可为空）
     * @return 包含商品ID和名称的Map列表
     * 逻辑说明：
     * - 当memberId为空时，返回所有需要积分的商品
     * - 当memberId存在时，只返回会员当前积分可兑换的商品
     */
    @Autowired
    private IMemberService memberService;
    @Autowired
    private IPointProductsService pointProductsService;
    @Autowired
    private RedisTemplateService redisTemplateService;
    @Autowired
    private IGoodsService goodsService;

    @Override
    public List<Map<String, Object>> queryPointProductBymemberId(Long memberId) {
    	/**
         * 通过商品ID获取积分商品详情
         * @param goodsId 商品ID
         * @return 积分商品实体
         */
        Member member = memberService.getById(memberId);

        QueryWrapper<PointProducts> pointProductsQueryWrapper = new QueryWrapper<PointProducts>();
        if (memberId == null) {
            pointProductsQueryWrapper.gt("integral", 0L);
        } else {
            pointProductsQueryWrapper.le("integral", member.getIntegral());
        }

        List<PointProducts> list = pointProductsService.list(pointProductsQueryWrapper);
        List<Map<String, Object>> mapArrayList = new ArrayList<>();
        for (PointProducts pointProducts : list) {
            Map<String, Object> map = new HashMap<>();
            map.put("id", pointProducts.getGoodsId());
            map.put("name", pointProducts.getGoodsName());
            mapArrayList.add(map);
        }
        return mapArrayList;
    }

    @Override
    public PointProducts queryPointProductByGoodsId(Long goodsId) {
    	/**
         * 保存积分兑换记录
         * @param exchangePointProducts 兑换记录实体
         * @param token 用户令牌
         * 核心逻辑：
         * 1. 生成唯一兑换单号
         * 2. 设置操作人信息（从Redis获取）
         * 3. 更新会员积分
         * 4. 保存兑换记录
         */
        PointProducts pointProducts = pointProductsService.getOne(new QueryWrapper<PointProducts>().eq(goodsId != null, "goods_id", goodsId));
        return pointProducts;
    }

    @Override
    public void saveExchangePointProductRecords(ExchangePointProducts exchangePointProducts, String token) {
    	/**
         * 查询有兑换记录的会员手机号选项
         * @return 包含会员ID和手机号的Map列表
         * 注意：仅查询状态正常的兑换记录
         */
        Employee employee = JSONObject.parseObject(redisTemplateService.getCacheObject(token), Employee.class);
        exchangePointProducts.setCn(IdWorker.getIdStr());//鐢熸垚璁㈠崟鍙�
        exchangePointProducts.setUpdateby(employee.getNickName());
        exchangePointProducts.setUpdateId(employee.getId());
        exchangePointProducts.setUpdateTime(new Date());
        exchangePointProducts.setState(ExchangePointProducts.STATE_NORMAL);
        /*淇敼浼氬憳鐨勭Н鍒�*/
        Member member = memberService.getById(exchangePointProducts.getMemberId());
        member.setIntegral(member.getIntegral() - exchangePointProducts.getIntegral());
        memberService.updateById(member);
        super.save(exchangePointProducts);

    }

    @Override
    public List<Map<String, Object>> queryOptionsMemberPhone() {
    	 /**
         * 逻辑删除兑换记录（标记删除）
         * @param cn 兑换单号
         */
        QueryWrapper<ExchangePointProducts> wrapper = new QueryWrapper<ExchangePointProducts>()
                .select("member_id")
                .eq("state", ExchangePointProducts.STATE_NORMAL)
                .groupBy("member_id");
        List<ExchangePointProducts> list = super.list(wrapper);
        List<Long> memberIds = new ArrayList<>();
        for (ExchangePointProducts exchangePointProducts : list) {
            memberIds.add(exchangePointProducts.getMemberId());
        }
        if (memberIds==null || memberIds.size()<=0){
            return null;
        }
        List<Member> members = memberService.listByIds(memberIds);
        List<Map<String, Object>> vos = new ArrayList<>();
        for (Member member : members) {
            Map<String, Object> map = new HashMap<>();
            map.put("id", member.getId());
            map.put("name", member.getPhone());
            vos.add(map);
        }

        return vos;
    }

    @Override
    public void delExchangePointProducts(String cn) {
    	/**
         * 分页查询兑换记录
         * @param qo 查询条件对象
         * @return 分页结果（包含关联的会员手机号和商品信息）
         * 功能特点：
         * - 支持时间范围过滤
         * - 支持会员ID过滤
         * - 支持单号模糊查询
         * - 自动补充商品封面和名称
         */
        UpdateWrapper<ExchangePointProducts> wrapper = new UpdateWrapper<ExchangePointProducts>()
                .set("state", ExchangePointProducts.STATE_DEL)
                .eq("cn", cn);
        super.update(wrapper);
    }

    @Override
    public Page<ExchangePointProducts> queryPageByQoExchangePointProducts(QueryExchangePointProductsRecords qo) {
    	/**
         * 查询所有可兑换商品选项
         * @return 包含商品ID和名称的Map列表
         */
        Page<ExchangePointProducts> page = new Page<>(qo.getCurrentPage(), qo.getPageSize());
        QueryWrapper<ExchangePointProducts> queryWrapper = new QueryWrapper<ExchangePointProducts>()
                .eq("state", ExchangePointProducts.STATE_NORMAL)
                .eq(qo.getMemberId() != null, "member_id", qo.getMemberId())
                .ge(StringUtils.hasText(qo.getStartTime()), "update_time", qo.getStartTime())
                .le(StringUtils.hasText(qo.getEndTime()), "update_time", qo.getEndTime())
                .likeRight(StringUtils.hasText(qo.getCn()), "cn", qo.getCn());
        super.page(page, queryWrapper);
        for (ExchangePointProducts record : page.getRecords()) {
            Member member = memberService.getById(record.getMemberId());
            record.setMemberPhone(member.getPhone());
            Goods goods = goodsService.getById(record.getGoodsId());
            record.setGoodsCoverUrl(goods.getCoverUrl());
            record.setGoodsName(goods.getName());
        }
        return page;
    }

    @Override
    public List<Map<String, Object>> queryOptionsPointProducts() { /**
         * 查询所有正常状态会员选项
         * @return 包含会员ID和手机号的Map列表
         */
        QueryWrapper<PointProducts> wrapper = new QueryWrapper<PointProducts>()
                .eq("state", PointProducts.STATE_NORMAL);
        List<PointProducts> list = pointProductsService.list(wrapper);
        List<Map<String, Object>> vos = new ArrayList<>();
        for (PointProducts pointProducts : list) {
            Map<String, Object> map = new HashMap<>();
            map.put("id", pointProducts.getGoodsId());
            map.put("name", pointProducts.getGoodsName());
            vos.add(map);
        }
        return vos;
    }

    @Override
    public List<Map<String, Object>> queryOptionsMember() {
    	 /**
         * 根据商品ID查询有足够积分兑换的会员
         * @param goodsId 商品ID（可为空）
         * @return 包含会员ID和手机号的Map列表
         * 逻辑说明：
         * - 当商品ID存在时，查询积分足够的会员
         * - 当商品ID为空时，返回所有有积分的会员
         */
        List<Map<String, Object>> vos = new ArrayList<>();
        QueryWrapper<Member> wrapper = new QueryWrapper<Member>()
                .groupBy("id")
                .eq("state", Member.STATE_NORMAL);
        List<Member> list = memberService.list(wrapper);
        for (Member member : list) {
            Map<String, Object> map = new HashMap<>();
            map.put("id", member.getId());
            map.put("name", member.getPhone());
            vos.add(map);
        }
        return vos;
    }

    @Override
    public List<Map<String, Object>> queryMemberByGoodsId(Long goodsId) {
    	
        List<Member> members = new ArrayList<>();
        QueryWrapper<Member> memberQueryWrapper = new QueryWrapper<Member>();
        memberQueryWrapper.eq("state", Member.STATE_NORMAL);
        if (goodsId != null) {
            PointProducts pointProducts = pointProductsService.getOne(new QueryWrapper<PointProducts>()
                    .eq("goods_id", goodsId)
                    .eq("state", PointProducts.STATE_NORMAL));
            memberQueryWrapper.ge("integral", pointProducts.getIntegral());
        } else {
            memberQueryWrapper.gt("integral", 0);
        }
        members = memberService.list(memberQueryWrapper);
        List<Map<String, Object>> vos = new ArrayList<>();
        for (Member member : members) {
            Map<String, Object> map = new HashMap<>();
            map.put("id", member.getId());
            map.put("name", member.getPhone());
            vos.add(map);
        }
        return vos;
    }
}