陶杰
2024-09-24 cbbc18e79cb498901290451ecf5b9fdbd2a212aa
src/main/java/com/mzl/flower/service/payment/OrderService.java
@@ -14,6 +14,7 @@
import com.mzl.flower.dto.PriceDTO;
import com.mzl.flower.dto.request.menber.MemberGrowthRecordDTO;
import com.mzl.flower.dto.request.payment.*;
import com.mzl.flower.dto.response.coupon.CouponRecordVO;
import com.mzl.flower.dto.response.flower.FlowerCartListDTO;
import com.mzl.flower.dto.response.flower.FlowerCartListWrapDTO;
import com.mzl.flower.dto.response.flower.FlowerDTO;
@@ -60,15 +61,15 @@
import org.springframework.context.annotation.Lazy;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.ObjectUtils;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.time.LocalTime;
import java.util.*;
import java.util.stream.Collectors;
@Service
@Transactional
@@ -181,6 +182,21 @@
                c.setNum(dto.getNum());
                c.create(userId);
                // 限购  1.首先查看购物车中的数量是否已经超过限售数量
                final FlowerDTO flowerDetail = flowerService.getFlowerDetail(c.getFlowerId());
                if(null!=c.getNum() && null!=flowerDetail.getLimited()
                        && c.getNum().compareTo(flowerDetail.getLimited())>0){
                    throw new ValidationException("数量不能超过限售数量!");
                }
                // 限购  2.查看已结单的订单的当前花朵已经购买的数量,加当前购物车的加入的数量是否超过限购的数量,查看当前5点前到昨天五点前
                Integer completeNumToday=getFlowerCompleteNumToday(userId,c.getFlowerId());
                Integer tmp=completeNumToday+c.getNum();
                if(null!=tmp && null!=flowerDetail.getLimited()
                      &&  tmp.compareTo(flowerDetail.getLimited())>0){
                    throw new ValidationException("当天的订单的花数量加上购物车的数量不能超过限售数量!");
                }
                cartMapper.insert(c);
            } else {
                // 查看是否已经超过当前商品的限购数量
@@ -196,7 +212,8 @@
                // 限购  2.查看已结单的订单的当前花朵已经购买的数量,加当前购物车的加入的数量是否超过限购的数量,查看当前5点前到昨天五点前
                Integer completeNumToday=getFlowerCompleteNumToday(userId,c.getFlowerId());
                Integer tmp=completeNumToday+c.getNum();
                if(tmp.compareTo(flowerDetail.getLimited())>0){
                if(null!=tmp && null!=flowerDetail.getLimited()
                       && tmp.compareTo(flowerDetail.getLimited())>0){
                    throw new ValidationException("当天的订单的花数量加上购物车的数量不能超过限售数量!");
                }
@@ -341,7 +358,7 @@
            Integer completeNumToday=getFlowerCompleteNumToday(userId,cartSaveDTO.getId());
            Integer tmp=completeNumToday+cartSaveDTO.getNum();
            Flower flower=flowerMapper.selectById(cartSaveDTO.getId());
            if(tmp.compareTo(flower.getLimited())>0){
            if(null!=flower.getLimited() && tmp.compareTo(flower.getLimited())>0){
                throw new ValidationException("商品:'"+flower.getName()+"' 昨天17:00到今天17:00 超过限售数量:"+flower.getLimited()+"!");
            }
        });
@@ -433,7 +450,8 @@
            // 限购数量 鲜花数量校验
            Integer completeNumToday=getFlowerCompleteNumToday(userId,flower.getId());
            Integer tmp=completeNumToday+flower.getNum();
            if(tmp.compareTo(flower.getLimited())>0){
            if(null!=tmp && null!=flower.getLimited()
                    && tmp.compareTo(flower.getLimited())>0){
                throw new ValidationException("商品:'"+flower.getName()+"' 昨天17:00到今天17:00 超过限售数量:"+flower.getLimited()+"!");
            }
        });
@@ -524,7 +542,7 @@
        List<FlowerCartListDTO> flowers = p.getFlowers();
        Map<Long, List<ParamItemDTO>> paramMap = new HashMap<>();
        final BigDecimal flowerAmount = order.getFlowerAmount();//订单商品总价
        final BigDecimal memberCouponAmount = order.getMemberCouponAmount();//使用优惠券面值
        final BigDecimal memberCouponAmount = getAmount(order.getMemberCouponAmount());//使用优惠券面值
        BigDecimal usedCouponAmount = new BigDecimal(0);
        for (int i = 0; i < flowers.size(); i++) {
            FlowerCartListDTO f = flowers.get(i);
@@ -620,7 +638,7 @@
    private BigDecimal calculateCoupon(BigDecimal couponAmount, BigDecimal itemTotalAmount
            , BigDecimal totalAmount, Integer num, BigDecimal price
            , boolean isLastOne, BigDecimal usedCouponAmount){
        if(couponAmount == null){
        if(couponAmount == null || couponAmount.doubleValue() == 0){
            return new BigDecimal(0);
        }
@@ -851,9 +869,11 @@
        List<OrderListDTO> ls = getOrderListBase(page, dto);
        if (ls != null && ls.size() > 0) {
            List<String> orderIds = new ArrayList<>();
            Map<String, OrderListDTO> orderMap = new HashMap<>();
            for (OrderListDTO o : ls) {
                o.setCouldRefund(couldRefund(o.getStatusBackend(), o.getPaymentTime()));
                orderIds.add(o.getId());
                orderMap.put(o.getId(), o);
            }
            List<OrderItemListDTO> itemList = orderItemMapper.getOrderItems(orderIds);
@@ -863,6 +883,14 @@
                List<OrderItemListDTO> ll = map.computeIfAbsent(orderId, k -> new ArrayList<>());
                OrderItemListDTO d = new OrderItemListDTO();
                BeanUtils.copyProperties(oi, d);
                OrderListDTO o = orderMap.get(orderId);
                if(dto.isCustomerQuery() && o != null && StringUtils.isEmpty(o.getTransferId())){
                    d.setReduceNum(0);
                    d.setLackNum(0);
                    d.setReplaceNum(0);
                }
                ll.add(d);
            }
@@ -1041,6 +1069,7 @@
    public Page<OrderListDTO> selectCustomerOrderList(Page page, OrderQueryDTO dto) {
        dto.setCreateBy(SecurityUtils.getUserId());
        dto.setCustomerQuery(true);
        return selectOrderList(page, dto);
    }
@@ -1069,6 +1098,15 @@
        List<OrderPointGoodsListDTO> pointGoodsList = orderMapper.getPointGoodsList(id);
        dto.setPointGoodsList(pointGoodsList);
        //判断优惠券ID是否为空 用户优惠券id
        if(StringUtils.isNotBlank(o.getMemberCouponId())){
            CouponRecordVO couponRecordVO = couponRecordService.getCouponRecordById(o.getMemberCouponId());
            if(!ObjectUtils.isEmpty(couponRecordVO)){
                dto.setCouponDiscountType(couponRecordVO.getCouponDiscountType());
                dto.setMinOrderAmount("满"+couponRecordVO.getMinOrderAmount());
            }
        }
        return dto;
    }
@@ -1547,7 +1585,104 @@
    }
    public Integer getFlowerCompleteNumToday(String userId,Long flowerId){
        Integer completeNum= orderMapper.getFlowerCompleteNumToday(userId,flowerId);
        int completeNum = 0;
        // 获取当前时间
        LocalDateTime now = LocalDateTime.now();
        // 构造今天的17:00
        LocalDateTime todayAtFivePM = LocalDateTime.of(LocalDate.now(), LocalTime.of(17, 0));
        // 定义时间区间的开始和结束时间
        LocalDateTime startTime;
        LocalDateTime endTime;
        if (now.isAfter(todayAtFivePM)) {
            // 当前时间大于今天的17:00,取今天17:00到明天17:00的区间
            startTime = todayAtFivePM;
            endTime = todayAtFivePM.plusDays(1);  // 明天的17:00
        } else {
            // 当前时间小于今天的17:00,取昨天17:00到今天17:00的区间
            startTime = todayAtFivePM.minusDays(1);  // 昨天的17:00
            endTime = todayAtFivePM;  // 今天的17:00
        }
        // 调用Mapper方法,传递开始时间和结束时间
        completeNum = orderMapper.getFlowerCompleteNumWithinTimeRange(userId, flowerId, startTime, endTime);
        return completeNum;
    }
    @Transactional
    public String copyOrder(String id) {
        List<OrderItem> ls = orderItemMapper.selectList(
                new QueryWrapper<OrderItem>().eq("order_id", id));
        StringBuilder sb=new StringBuilder();
        ls.stream().forEach(orderItem -> {
            Cart cart = null;
            final Long flowerId = orderItem.getFlowerId();
            final Integer num = orderItem.getNum();
            final String userId=orderItem.getCreateBy();
            // 查看当前的花是否已经下架
            Flower flower = flowerMapper.selectById(flowerId);
            // 查看当前的花的限购
            final Integer limited = flower.getLimited();
            // 查看当前购物车里面是否已经存在当前花
            cart = cartMapper.selectOne(new QueryWrapper<Cart>()
                    .eq("create_by", orderItem.getCreateBy()).eq("flower_id",flowerId));
            if(null==cart){
                cart = new Cart();
                cart.setFlowerId(flowerId);
                cart.setNum(0);
                cart.create(orderItem.getCreateBy());
            }
            if (!flower.getStatus().equals(Constants.FLOWER_STATUS.UP.name())) {
                sb.append(flower.getName() + "已下架");
            }else if(flower.getStatus().equals(Constants.FLOWER_STATUS.UP.name())){
                // 未下架库存逻辑控制
                Integer tmpNum=cart.getNum()+num;
                //查看当前的库存
                if (null!=flower.getStock() && flower.getStock() > 0 && flower.getStock().compareTo(tmpNum) >= 0) {
                    // 库存充足
                    cart.setNum(tmpNum);
                } else if (null!=flower.getStock() && flower.getStock() > 0 && flower.getStock().compareTo(tmpNum) < 0) {
                    // 库存不足,剩多少给多少
                    cart.setNum(flower.getStock());
                    sb.append(flower.getName() + "购物车的总数超过库存,已调整成库存数!");
                }else {
                    sb.append(flower.getName() + "已无库存");
                }
                // 限购控制,如果当前的购物车的数量大于限购的话,则需要控制
                if(null!=limited && limited>0){
                    Integer buyedNum= getFlowerCompleteNumToday(userId,flowerId);
                    Integer todayNum=cart.getNum()+buyedNum;
                    //
                    if(todayNum>limited){
                        cart.setNum(limited-buyedNum<=0?0:limited-buyedNum);
                        sb.append(flower.getName() + "购物车的总数超过限购,已调整成未限购数!");
                    }
                }
            }
            if(null!=cart){
                // 插入购物车
                if(null!=cart.getId()){
                    // 新增
                    cartMapper.updateById(cart);
                }else{
                   // 更新
                    cartMapper.insert(cart);
                }
            }
        });
        return sb.toString();
    }
}