package com.mzl.flower.service.point;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.mzl.flower.config.security.SecurityUtils;
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import com.mzl.flower.dto.request.point.ChangePointDTO;
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import com.mzl.flower.dto.request.point.QueryCustomerPointDTO;
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import com.mzl.flower.dto.request.point.QueryPointDetailDTO;
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import com.mzl.flower.dto.response.point.CustomerPointDTO;
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import com.mzl.flower.dto.response.point.CustomerPointDetailDTO;
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import com.mzl.flower.entity.customer.Customer;
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import com.mzl.flower.entity.point.CustomerPoint;
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import com.mzl.flower.entity.point.CustomerPointDetail;
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import com.mzl.flower.mapper.point.CustomerPointDetailMapper;
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import com.mzl.flower.mapper.point.CustomerPointMapper;
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import com.mzl.flower.service.BaseService;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.math.BigDecimal;
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import java.time.LocalDate;
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import java.util.List;
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import com.mzl.flower.constant.Constants.*;
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@Service
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@Transactional
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public class CustomerPointService extends BaseService {
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private final CustomerPointMapper customerPointMapper;
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private final CustomerPointDetailMapper customerPointDetailMapper;
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public CustomerPointService(CustomerPointMapper customerPointMapper, CustomerPointDetailMapper customerPointDetailMapper) {
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this.customerPointMapper = customerPointMapper;
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this.customerPointDetailMapper = customerPointDetailMapper;
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}
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public Page<CustomerPointDTO> queryPage(QueryCustomerPointDTO dto, Page page) {
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List<CustomerPointDTO> list = customerPointMapper.queryPage(dto, page);
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page.setRecords(list);
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return page;
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}
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public Page<CustomerPointDetailDTO> queryCustomerDetails(QueryPointDetailDTO dto, Page page) {
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List<CustomerPointDetailDTO> list = customerPointMapper.queryCustomerDetails(dto, page);
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page.setRecords(list);
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return page;
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}
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public void giveawayPoint(ChangePointDTO dto) {
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CustomerPointDetail detail = new CustomerPointDetail();
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Customer customer = getCustomer(dto.getCustomerId());
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detail.setCustomerId(customer.getId());
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detail.setUserId(customer.getUserId());
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detail.setPoint(dto.getPoint());
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detail.setRemarks(dto.getRemarks());
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detail.setRecordDate(LocalDate.now());
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detail.setChangeType(POINT_CHANGE_TYPE.add.name());
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detail.setType(POINT_TYPE.giveaway.name());
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detail.create(SecurityUtils.getUserId());
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customerPointDetailMapper.insert(detail);
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//更新汇总表
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updateCustomerPoint(detail);
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}
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public void updateCustomerPoint(CustomerPointDetail detail) {
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CustomerPoint point = customerPointMapper.selectOne(new LambdaQueryWrapper<CustomerPoint>()
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.eq(CustomerPoint::getCustomerId, detail.getCustomerId()));
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boolean isAdd = false;
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if(point == null){
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isAdd = true;
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point = new CustomerPoint();
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point.setCustomerId(detail.getCustomerId());
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point.setUserId(detail.getUserId());
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point.setTotalPoint(0);
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point.setUsedPoint(0);
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point.setExpiredPoint(0);
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point.setDeductionPoint(0);
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point.create(SecurityUtils.getUserId());
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}
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if(POINT_CHANGE_TYPE.add.name().equals(detail.getChangeType())){
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point.setTotalPoint(point.getTotalPoint() + detail.getPoint());
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}else if(POINT_CHANGE_TYPE.reduce.name().equals(detail.getChangeType())){
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if(POINT_TYPE.deduction.name().equals(detail.getType())){ //积分扣减
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Integer balancePoint = point.getTotalPoint() - point.getUsedPoint()-point.getExpiredPoint()-point.getDeductionPoint();//可用积分
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balancePoint = balancePoint.intValue()>0?balancePoint.intValue():0;
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if(balancePoint.intValue() >= detail.getPoint().intValue()){
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point.setDeductionPoint(point.getDeductionPoint() + detail.getPoint());
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}else{
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//积分不足，直接清0
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point.setDeductionPoint(point.getUsedPoint() + balancePoint);
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detail.setPoint(balancePoint);
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detail.setRemarks(detail.getRemarks()+",积分不足，扣除积分"+balancePoint);
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}
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}
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}
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if(isAdd){
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customerPointMapper.insert(point);
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}else{
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customerPointMapper.updateById(point);
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}
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}
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public void deductionPoint(ChangePointDTO dto) {
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CustomerPointDetail detail = new CustomerPointDetail();
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Customer customer = getCustomer(dto.getCustomerId());
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detail.setCustomerId(customer.getId());
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detail.setUserId(customer.getUserId());
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detail.setPoint(dto.getPoint());
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detail.setRemarks(dto.getRemarks());
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detail.setRecordDate(LocalDate.now());
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detail.setChangeType(POINT_CHANGE_TYPE.reduce.name());
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detail.setType(POINT_TYPE.deduction.name());
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detail.create(SecurityUtils.getUserId());
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//更新汇总表
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updateCustomerPoint(detail);
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customerPointDetailMapper.insert(detail);
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}
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public void consumptionPoint(BigDecimal orderAmount, String orderNo,String userId) {
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CustomerPointDetail detail = new CustomerPointDetail();
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Customer customer = getCustomerByUserId(userId);
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detail.setCustomerId(customer.getId());
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detail.setUserId(customer.getUserId());
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BigDecimal point = orderAmount.setScale(0, BigDecimal.ROUND_HALF_UP);
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detail.setPoint(point.intValue());
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detail.setRemarks(orderNo);
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detail.setRecordDate(LocalDate.now());
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detail.setChangeType(POINT_CHANGE_TYPE.add.name());
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detail.setType(POINT_TYPE.consume.name());
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detail.create(SecurityUtils.getUserId());
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customerPointDetailMapper.insert(detail);
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//更新汇总表
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updateCustomerPoint(detail);
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}
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}
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