package cn.iocoder.foodnexus.module.operations.service.inquirecustomerpush;

import cn.iocoder.foodnexus.framework.common.util.CommonUtil;
import cn.iocoder.foodnexus.framework.security.core.util.SecurityFrameworkUtils;
import cn.iocoder.foodnexus.module.operations.dal.dataobject.inquirepriceitem.InquirePriceItemDO;
import cn.iocoder.foodnexus.module.operations.dal.dataobject.inquiresupplierpush.InquireSupplierPushDO;
import cn.iocoder.foodnexus.module.operations.dal.mysql.inquiresupplierpush.InquireSupplierPushMapper;
import cn.iocoder.foodnexus.module.product.api.dto.CustomerVisibleProductRespDTO;
import cn.iocoder.foodnexus.module.operations.controller.app.inquirecustomerpush.vo.AppInquireCustomerPushPageReqVO;
import cn.iocoder.foodnexus.module.operations.controller.app.inquirecustomerpush.vo.AppInquireCustomerPushRespVO;
import cn.iocoder.foodnexus.module.product.api.InquireCustomerApi;
import cn.iocoder.foodnexus.module.system.dal.redis.RedisKeyConstants;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.CacheEvict;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.stereotype.Service;
import jakarta.annotation.Resource;
import org.springframework.validation.annotation.Validated;

import java.time.LocalDateTime;
import java.util.*;
import cn.iocoder.foodnexus.module.operations.controller.admin.inquirecustomerpush.vo.*;
import cn.iocoder.foodnexus.module.operations.dal.dataobject.inquirecustomerpush.InquireCustomerPushDO;
import cn.iocoder.foodnexus.framework.common.pojo.PageResult;
import cn.iocoder.foodnexus.framework.common.util.object.BeanUtils;

import cn.iocoder.foodnexus.module.operations.dal.mysql.inquirecustomerpush.InquireCustomerPushMapper;

import static cn.iocoder.foodnexus.framework.common.exception.util.ServiceExceptionUtil.exception;
import static cn.iocoder.foodnexus.framework.common.util.collection.CollectionUtils.convertList;
import static cn.iocoder.foodnexus.module.operations.enums.ErrorCodeConstants.*;

/**
 * 询价推送-客户 Service 实现类
 *
 * @author 超级管理员
 */
@Service
@Validated
public class InquireCustomerPushServiceImpl implements InquireCustomerPushService, InquireCustomerApi {

    @Resource
    private InquireCustomerPushMapper inquireCustomerPushMapper;

    @Autowired
    private InquireSupplierPushMapper supplierPushMapper;

    @Override
    public Long createInquireCustomerPush(InquireCustomerPushSaveReqVO createReqVO) {
        // 插入
        InquireCustomerPushDO inquireCustomerPush = BeanUtils.toBean(createReqVO, InquireCustomerPushDO.class);
        inquireCustomerPushMapper.insert(inquireCustomerPush);

        // 返回
        return inquireCustomerPush.getId();
    }

    @Override
    public void updateInquireCustomerPush(InquireCustomerPushSaveReqVO updateReqVO) {
        // 校验存在
        validateInquireCustomerPushExists(updateReqVO.getId());
        // 更新
        InquireCustomerPushDO updateObj = BeanUtils.toBean(updateReqVO, InquireCustomerPushDO.class);
        inquireCustomerPushMapper.updateById(updateObj);
    }

    @Override
    public void deleteInquireCustomerPush(Long id) {
        // 校验存在
        validateInquireCustomerPushExists(id);
        // 删除
        inquireCustomerPushMapper.deleteById(id);
    }

    @Override
        public void deleteInquireCustomerPushListByIds(List<Long> ids) {
        // 删除
        inquireCustomerPushMapper.deleteByIds(ids);
        }


    private void validateInquireCustomerPushExists(Long id) {
        if (inquireCustomerPushMapper.selectById(id) == null) {
            throw exception(INQUIRE_CUSTOMER_PUSH_NOT_EXISTS);
        }
    }

    @Override
    public InquireCustomerPushDO getInquireCustomerPush(Long id) {
        return inquireCustomerPushMapper.selectById(id);
    }

    @Override
    public PageResult<InquireCustomerPushDO> getInquireCustomerPushPage(InquireCustomerPushPageReqVO pageReqVO) {
        return inquireCustomerPushMapper.selectPage(pageReqVO);
    }

    /**
     * 客户确认
     *
     * @param id
     */
    @Override
    @CacheEvict(cacheNames = RedisKeyConstants.CUSTOMER_VISIBLE_PRODUCT, allEntries = true)
    public void confirm(Long id) {
        validateInquireCustomerPushExists(id);
        inquireCustomerPushMapper.update(Wrappers.<InquireCustomerPushDO>lambdaUpdate()
                .eq(InquireCustomerPushDO::getId, id)
                .set(InquireCustomerPushDO::getConfirm, Boolean.TRUE)
                .set(InquireCustomerPushDO::getConfirmUser, SecurityFrameworkUtils.getLoginUserId())
                .set(InquireCustomerPushDO::getConfirmTime, LocalDateTime.now()));
    }

    /**
     * app 端 客户查询询价
     *
     * @param pageReqVO
     * @return
     */
    @Override
    public PageResult<AppInquireCustomerPushRespVO> getAppInquireCustomerPushPage(AppInquireCustomerPushPageReqVO pageReqVO) {
        return inquireCustomerPushMapper.selectPage(pageReqVO);
    }


    @Override
    @Cacheable(cacheNames = RedisKeyConstants.CUSTOMER_VISIBLE_PRODUCT, key = "#customerId", unless = "#result == null")
    public CustomerVisibleProductRespDTO queryCustomerIdByCustomerId(Long customerId) {
        List<InquirePriceItemDO> inquirePriceItemDOS = inquireCustomerPushMapper.queryConfirmPush(customerId);
        if (CommonUtil.isEmpty(inquirePriceItemDOS)) {
            return null;
        }
        Map<Long, List<InquirePriceItemDO>> productIdMap = CommonUtil.listConvertListMap(inquirePriceItemDOS, InquirePriceItemDO::getProductId);
        List<InquirePriceItemDO> currentItemList = new ArrayList<>();
        productIdMap.forEach((productId, list) -> {
            if (list.size() == 1) {
                currentItemList.add(list.get(0));
            } else if (list.size() > 1) {
                currentItemList.add(list.stream().max(Comparator.comparing(InquirePriceItemDO::getCreateTime)).get());
            }
        });


        // 查询对应供应商的报价
        List<InquireSupplierPushDO> supplierPushList = supplierPushMapper.queryQuoteByItemId(CommonUtil.listConvert(currentItemList, InquirePriceItemDO::getId));
        if (CommonUtil.isEmpty(supplierPushList)) {
            return null;
        }

        CustomerVisibleProductRespDTO dto = new CustomerVisibleProductRespDTO();

        Map<Long, List<InquireSupplierPushDO>> supplierProductMap = CommonUtil.listConvertListMap(supplierPushList, InquireSupplierPushDO::getProductId);
        supplierProductMap.forEach((productId, list) -> {
            // TODO 根据供应商评分排序等....
            if (CommonUtil.isNotEmpty(list)) {
                InquireSupplierPushDO push = list.get(0);
                dto.put(push.getId(), push.getProductId(), push.getSupplierQuote());
            }
        });

        return dto;
    }
}