package com.kiisoo.ic.customer.service;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.kiisoo.ic.customer.entity.*;
import com.kiisoo.ic.customer.mapper.OpCustomerDOMapper;
import com.kiisoo.ic.customer.mapper.OpVipDOMapper;
import com.kiisoo.ic.domain.service.PrivilageDomainService;
import com.kiisoo.ic.generalize.entity.PoiCustomerContactDataStat;
import com.kiisoo.ic.generalize.mapper.PoiCustomerContactDataStatMapper;
import com.kiisoo.ic.store.entity.PoiStore;
import com.kiisoo.ic.store.mapper.PoiStoreDOMapper;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.collections.CollectionUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.text.SimpleDateFormat;
import java.util.*;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Collectors;

/**
 * @Description: 客户数据概览service
 * @Author: wangyinjia
 * @Date: 2020/4/9
 * @Company: kiisoo
 * @Version: 1.0
 */
@Slf4j
@Service
public class CustomerViewService {

    /**有效*/
    static final Integer VALID = 1;

    static final Integer TEN = 10;

    /**
     * 用户权限mapper
     */
    @Autowired
    private PrivilageDomainService privilageDomainService;

    /**
     * 店铺mapper
     */
    @Autowired
    private PoiStoreDOMapper poiStoreDOMapper;

    /**
     * 客户mapper
     */
    @Autowired
    private OpCustomerDOMapper opCustomerDOMapper;

    /**
     * 拉黑mapper
     */
    @Autowired
    private PoiCustomerContactDataStatMapper poiCustomerContactDataStatMapper;

    /**
     * vip mapper
     */
    @Autowired
    private OpVipDOMapper opVipDOMapper;

    /**
     * 客户概览main
     * @param userId 用户id
     * @param selectStartTime 选中开始时间
     * @param selectEndTime 选中结束时间
     * @param startTime 柱状图开始时间
     * @param endTime 柱状图结束时间
     * @return 客户概览VO
     */
    public CustomerViewVO selectCustomerViewMain(Long userId, String selectStartTime, String selectEndTime, String startTime, String endTime){
        CustomerViewVO customerViewVO = new CustomerViewVO();
        //shopIds
        List<Long> shopIds = getShopIds(userId);
        if(CollectionUtils.isEmpty(shopIds)){
            return customerViewVO;
        }
        //柱状图好友list
        List<OpCustomer> customerList = opCustomerDOMapper.selectCustomerList(shopIds, null, null, startTime, endTime);
        //好友总数
        Long customerCount = opCustomerDOMapper.selectCustomerCount(shopIds, null, null, null);
        //好友总数（去重）
        Long validCustomerCount = opCustomerDOMapper.selectCustomerCount(shopIds, VALID, null, null);
        //删除拉黑数
        QueryWrapper<PoiCustomerContactDataStat> wrapper = new QueryWrapper<>();
        wrapper.in("store_id", shopIds).le("stat_time", selectEndTime).ge("stat_time", selectStartTime);
        Long validDeleteCustomerCount = poiCustomerContactDataStatMapper.selectList(wrapper).stream()
                .filter(contactDO -> contactDO.getNegativeFeedbackCnt() != null)
                .map(PoiCustomerContactDataStat::getNegativeFeedbackCnt).mapToLong(a -> a).sum();
        //会员总数
        Long vipCount = opVipDOMapper.selectVipCount(shopIds, null, null);

        //设置柱状图list
        List<OpCustomer> validCustomerList = customerList.stream().filter(customerDO -> VALID.equals(customerDO.getValidType())).collect(Collectors.toList());
        customerViewVO.setCustomerList(customerList);
        customerViewVO.setValidCustomerList(validCustomerList);
        //设置新增好友，好友总数，拉黑数，vip人数，柱状图list等数据
        setCustomerViewData(customerViewVO, customerCount, validCustomerCount, validDeleteCustomerCount, vipCount, customerList, validCustomerList, selectStartTime, selectEndTime);
        //前十名排行list等
        List<OpCustomer> newCustimerList = customerList.stream().filter(customerDO -> filterCustomerByRegisterTime(customerDO, selectStartTime, selectEndTime)).collect(Collectors.toList());
        List<CustomerViewCompanyVO> orgNewCustomerList = getOrgNewCustomerList(newCustimerList);
        List<CustomerViewShopVO> shopNewCustomerList = getShopNewCustomerList(newCustimerList);
        List<CustomerViewZeroExtendVO> zeroExtendList = getZeroExtendList(newCustimerList, shopIds);
        customerViewVO.setOrgNewCustomerList(orgNewCustomerList);
        customerViewVO.setShopNewCustomerList(shopNewCustomerList);
        customerViewVO.setZeroExtendList(zeroExtendList);
        return customerViewVO;
    }

    /**
     * shopIds
     * @param userId 用户id
     * @return shopIds
     */
    List<Long> getShopIds(Long userId){
        List<Long> shopIds = privilageDomainService.listUserDatePermission(userId);
        return shopIds;
    }

    /**
     * 新增好友，好友总数，拉黑数，vip人数，柱状图list等数据
     * @param customerViewVO 客户概览VO
     * @param customerCount 好友总数
     * @param validCustomerCount 好友总数(去重)
     * @param validDeleteCustomerCount 删除来黑数（累计去重）
     * @param vipCount 会员总数
     * @param customerList 新增好友list
     * @param validCustomerList 新增好友（去重）list
     * @param selectStartTime 选中开始时间
     * @param selectEndTime 选中结束时间
     */
    public void setCustomerViewData(CustomerViewVO customerViewVO, Long customerCount, Long validCustomerCount, Long validDeleteCustomerCount, Long vipCount,
                                      List<OpCustomer> customerList, List<OpCustomer> validCustomerList, String selectStartTime, String selectEndTime){
        //新增好友
        Long newCustomerCount = customerList.stream().filter(customerDO -> filterCustomerByRegisterTime(customerDO, selectStartTime, selectEndTime)).count();
        customerViewVO.setNewCustomer(newCustomerCount);
        //新增好友(去重)
        Long newValidCustomerCount = validCustomerList.stream().filter(customerDO -> filterCustomerByRegisterTime(customerDO, selectStartTime, selectEndTime)).count();
        customerViewVO.setNewValidCustomer(newValidCustomerCount);
        //好友总数
        customerViewVO.setAllCustomer(customerCount);
        //好友总数(去重)
        customerViewVO.setAllValidCustomer(validCustomerCount);
        //删除拉黑数(累计去重)
        customerViewVO.setValidDeleteCustomer(validDeleteCustomerCount);
        //会员总数
        customerViewVO.setAllVipCount(vipCount);

    }

    /**
     * 选中时间过滤客户
     * @param customerDO 好友DO
     * @param selectStartTime 选中开始时间
     * @param selectEndTime 选中结束时间
     * @return true/false
     */
    boolean filterCustomerByRegisterTime(OpCustomer customerDO, String selectStartTime, String selectEndTime){
        Date registerDate = customerDO.getRegisterTime();
        if(registerDate == null){
            return false;
        }
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        try {
            long startTime = sdf.parse(selectStartTime).getTime();
            long endTime = sdf.parse(selectEndTime).getTime();
            long registerTime = registerDate.getTime();
            return startTime <= registerTime && endTime >= registerTime;
        }catch (Exception e){
            log.error("格式化时间出错", e);
            return false;
        }
    }

    /**
     * 零售公司新增排行list
     * @param newCustimerList 新增好友list
     * @return 零售公司新增排行list
     */
    List<CustomerViewCompanyVO> getOrgNewCustomerList(List<OpCustomer> newCustimerList){
        List<CustomerViewCompanyVO> orgNewCustomerList = new ArrayList<>();
        //店铺id-新增好友数map
        Map<Long, Long> shopIdCountMap = newCustimerList.stream().collect(Collectors.groupingBy(OpCustomer::getShopId, Collectors.counting()));
        //店铺id→零售公司名称
        List<Long> shopIds = newCustimerList.stream().map(OpCustomer::getShopId).collect(Collectors.toList());
        if(CollectionUtils.isEmpty(shopIds)){
            return orgNewCustomerList;
        }
        //公司id-公司店铺list map
        Map<Long, List<CustomerViewShopVO>> orgShopListMap = opCustomerDOMapper.selectOrgByShopIds(shopIds).stream().distinct().collect(Collectors.groupingBy(CustomerViewShopVO::getOrgId));
        //每个公司新增数
        List<CustomerViewCompanyVO> tmpList = new ArrayList<>();
        orgShopListMap.forEach((orgId,customerViewShopList) -> {
            CustomerViewCompanyVO orgViewDO = new CustomerViewCompanyVO();
            orgViewDO.setOrgId(orgId);
            orgViewDO.setOrgName(customerViewShopList.get(0).getOrgName());
            AtomicInteger newCustomerCount = new AtomicInteger(0);
            customerViewShopList.forEach(customerViewShopVO -> {
                Long shopId = customerViewShopVO.getShopId();
                int tmpCount = shopIdCountMap.get(shopId) == null ? 0 : Math.toIntExact(shopIdCountMap.get(shopId));
                newCustomerCount.updateAndGet(v -> v + tmpCount);
            });
            orgViewDO.setNewCustomerCount(newCustomerCount.get());
            tmpList.add(orgViewDO);
        });
        //排序
        orgNewCustomerList = tmpList.stream().sorted(Comparator.comparing(CustomerViewCompanyVO::getNewCustomerCount).reversed()).limit(TEN).collect(Collectors.toList());
        return orgNewCustomerList;
    }

    /**
     * 店铺新增排行list
     * @param newCustimerList 新增好友list
     * @return 店铺新增排行list
     */
    List<CustomerViewShopVO> getShopNewCustomerList(List<OpCustomer> newCustimerList){
        //店铺分组
        Map<Long, List<OpCustomer>> shopIdMap = newCustimerList.stream().collect(Collectors.groupingBy(OpCustomer::getShopId));
        List<CustomerViewShopVO> shopViewList = new ArrayList<>();
        shopIdMap.forEach((k,v) -> {
            CustomerViewShopVO shopVO = new CustomerViewShopVO();
            shopVO.setShopId(k);
            shopVO.setNewCustomerCount(v.size());
            PoiStore shopDO = poiStoreDOMapper.selectById(k);
            if(shopDO != null){
                shopVO.setShopName(shopDO.getName());
            }
            shopViewList.add(shopVO);
        });
        //排序
        List<CustomerViewShopVO> shopNewCustomerList = shopViewList.stream().sorted(Comparator.comparing(CustomerViewShopVO::getNewCustomerCount).reversed()).limit(TEN).collect(Collectors.toList());
        return shopNewCustomerList;
    }

    /**
     * 零推广list
     * @param newCustimerList 新增好友list
     * @param shopIds 管辖店铺ids
     * @return 零推广list
     */
    List<CustomerViewZeroExtendVO> getZeroExtendList(List<OpCustomer> newCustimerList, List<Long> shopIds){
        List<CustomerViewZeroExtendVO> zeroExtendList = new ArrayList<>();
        //有推广的店铺ids
        List<Long> notZeroShopIds = newCustimerList.stream().map(OpCustomer::getShopId).distinct().collect(Collectors.toList());
        //公司id-公司店铺list map
        Map<Long, List<CustomerViewShopVO>> orgShopListMap = opCustomerDOMapper.selectOrgByShopIds(shopIds).stream().distinct().collect(Collectors.groupingBy(CustomerViewShopVO::getOrgId));

        List<CustomerViewZeroExtendVO> tmpZeroExtendList = new ArrayList<>();
        orgShopListMap.forEach((orgId, orgShopRelationList) -> {
            List<Long> tmpShopIds = orgShopRelationList.stream().map(CustomerViewShopVO::getShopId).distinct().collect(Collectors.toList());
            int tmpShopCount = tmpShopIds.size();
            CustomerViewZeroExtendVO zeroExtendVO = new CustomerViewZeroExtendVO();
            zeroExtendVO.setOrgId(orgId);
            zeroExtendVO.setOrgName(orgShopRelationList.get(0).getOrgName());
            zeroExtendVO.setAllShopCount(tmpShopCount);
            //推广的店铺
            tmpShopIds.retainAll(notZeroShopIds);
            zeroExtendVO.setZeroShopCount(tmpShopCount - tmpShopIds.size());
            tmpZeroExtendList.add(zeroExtendVO);
        });
        zeroExtendList = tmpZeroExtendList.stream().filter(zeroExtendDO -> zeroExtendDO.getZeroShopCount() > 0).collect(Collectors.toList());
        return zeroExtendList;
    }

}