From 05d3159f2a95904a9669e09bbbbb00b3ba2f5530 Mon Sep 17 00:00:00 2001
From: KKSU <15274802129@163.com>
Date: Fri, 07 Feb 2025 11:55:17 +0800
Subject: [PATCH] fix(mall): 修复退款订单状态字段错误

---
 src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallOrderInfoServiceImpl.java |  119 ++++++++++++++++++++++++++++-------------------------------
 1 files changed, 57 insertions(+), 62 deletions(-)

diff --git a/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallOrderInfoServiceImpl.java b/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallOrderInfoServiceImpl.java
index 57034a7..c1e9602 100644
--- a/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallOrderInfoServiceImpl.java
+++ b/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallOrderInfoServiceImpl.java
@@ -87,6 +87,7 @@
     private final CouponGoodsMapper couponGoodsMapper;
 
     private final IMallVipConfigService mallVipConfigService;
+    private final MallActivityMapper mallActivityMapper;
 
     @Override
     @Transactional(rollbackFor = Exception.class)
@@ -284,8 +285,8 @@
      * @return Map<Long,BigDecimal> skuId,实际支付金额
      */
     @Override
-    public Map<Long,BigDecimal> getCouponAmountMap(Long memberCouponId,List<AddOrderItemDto> items){
-        HashMap<Long,BigDecimal> couponAmountMap = new HashMap<>();
+    public Map<Long, BigDecimal> getCouponAmountMap(Long memberCouponId, List<AddOrderItemDto> items) {
+        HashMap<Long, BigDecimal> couponAmountMap = new HashMap<>();
         // 获取优惠券信息
         Optional<MallMemberCoupon> optionalMallMemberCoupon = Optional.ofNullable(mallMemberCouponMapper.selectById(memberCouponId));
         MallMemberCoupon mallMemberCoupon = optionalMallMemberCoupon.orElse(null);
@@ -294,17 +295,7 @@
             return couponAmountMap;
         }
 
-
-        Long couponId = mallMemberCoupon.getCouponId();//优惠卷ID
-        List<Long> goodsIdsAll = couponGoodsMapper.selectByCouponId(couponId);
-        List<MallGoodsSku> skusAll = mallGoodsSkuMapper.selectSkuIdsByGoodsId(goodsIdsAll);//获取该优惠卷绑定的全部商品sku
-        Set<Long> skuIdsAll = skusAll.stream().map(MallGoodsSku::getId).collect(Collectors.toSet());//获取该优惠卷绑定的全部商品skuIDS
-        Set<Long> skuIds = items.stream().map(AddOrderItemDto::getSkuId).collect(Collectors.toSet());//订单中的全部skuIds
-
-        // 获取交集
-        Set<Long> intersection = skuIds.stream()
-                .filter(skuIdsAll::contains)
-                .collect(Collectors.toSet());
+        Set<Long> intersection = items.stream().map(AddOrderItemDto::getSkuId).collect(Collectors.toSet()); // 订单中的全部skuIds
 
         if (intersection.isEmpty()) {
             return couponAmountMap;
@@ -342,32 +333,53 @@
 
         BigDecimal costAmount = mallGoodsCoupon.getCostAmount();
         BigDecimal realAmount = mallGoodsCoupon.getRealAmount();
+        Integer type = mallGoodsCoupon.getType();
+        if (MallGoodsCoupon.TYPE_ONE == type) {
+            realAmount = mallGoodsCoupon.getRealAmount();
+        } else if (MallGoodsCoupon.TYPE_TWO == type) {
+            BigDecimal divideTime = totalAmount.divide(costAmount, 0, RoundingMode.DOWN); // 累计减免次数
+            realAmount = divideTime.multiply(realAmount); // 实际减免金额
+        }
 
         if (totalAmount.compareTo(costAmount) < 0) {
             return couponAmountMap;
         }
-        for (Map.Entry<Long,BigDecimal> entry : skuMap.entrySet()) {
+
+        BigDecimal totalDiscount = BigDecimal.ZERO;
+        for (Map.Entry<Long, BigDecimal> entry : skuMap.entrySet()) {
             Long keySkuId = entry.getKey();
             BigDecimal valueSkuAmount = entry.getValue();
-            BigDecimal divide = valueSkuAmount.divide(totalAmount, 4, RoundingMode.DOWN);//每个商品占符合满减的总额的比例
-            Integer type = mallGoodsCoupon.getType();
-            if(MallGoodsCoupon.TYPE_ONE == type){
-                BigDecimal bigDecimalOne = realAmount.multiply(divide).setScale(2, RoundingMode.DOWN);//每个SKU的减免金额(比例*减免金额)
-                BigDecimal skuRealAmountOne = valueSkuAmount.subtract(bigDecimalOne.max(BigDecimal.ZERO));//实际支付金额
-                couponAmountMap.put(keySkuId, skuRealAmountOne);
-                continue;
+            BigDecimal divide = valueSkuAmount.divide(totalAmount, 4, RoundingMode.DOWN); // 每个商品占符合满减的总额的比例
+            BigDecimal skuRealAmount = BigDecimal.ZERO;
+            if (MallGoodsCoupon.TYPE_ONE == type) {
+                BigDecimal bigDecimalOne = realAmount.multiply(divide).setScale(2, RoundingMode.DOWN); // 每个SKU的减免金额(比例*减免金额)
+                skuRealAmount = valueSkuAmount.subtract(bigDecimalOne.max(BigDecimal.ZERO)).setScale(2, RoundingMode.DOWN);
+                totalDiscount = totalDiscount.add(bigDecimalOne);
+            } else if (MallGoodsCoupon.TYPE_TWO == type) {
+                BigDecimal divideTime = totalAmount.divide(costAmount, 0, RoundingMode.DOWN); // 累计减免次数
+                BigDecimal multiply = divideTime.multiply(realAmount); // 实际减免金额
+                BigDecimal bigDecimalTwo = multiply.multiply(divide).setScale(2, RoundingMode.DOWN); // 每个SKU的减免金额(比例*实际减免金额)
+                skuRealAmount = valueSkuAmount.subtract(bigDecimalTwo.max(BigDecimal.ZERO)).setScale(2, RoundingMode.DOWN);
+                totalDiscount = totalDiscount.add(bigDecimalTwo);
             }
-            if(MallGoodsCoupon.TYPE_TWO == type){
-                BigDecimal divideTime = totalAmount.divide(costAmount, 0, RoundingMode.DOWN);//累计减免次数
-                BigDecimal multiply = divideTime.multiply(realAmount);//实际减免金额
-                BigDecimal bigDecimalTwo = multiply.multiply(divide).setScale(2, RoundingMode.DOWN);//每个SKU的减免金额(比例*实际减免金额)
-                BigDecimal skuRealAmountTwo = valueSkuAmount.subtract(bigDecimalTwo.max(BigDecimal.ZERO));//实际支付金额
-                couponAmountMap.put(keySkuId, skuRealAmountTwo);
-                continue;
+            couponAmountMap.put(keySkuId, skuRealAmount);
+        }
+
+        // 调整最后一个商品的减免金额以确保总减免金额达到预期
+        if (totalDiscount.compareTo(realAmount) < 0) {
+            BigDecimal difference = realAmount.subtract(totalDiscount);
+            for (Map.Entry<Long, BigDecimal> entry : couponAmountMap.entrySet()) {
+                Long keySkuId = entry.getKey();
+                BigDecimal skuRealAmount = entry.getValue();
+                BigDecimal newSkuRealAmount = skuRealAmount.subtract(difference).setScale(2, RoundingMode.DOWN);
+                couponAmountMap.put(keySkuId, newSkuRealAmount);
+                break; // 调整最后一个商品的减免金额
             }
         }
+
         return couponAmountMap;
     }
+
 
     public static void main(String[] args) {
         List<Integer> a = new ArrayList<>();
@@ -888,23 +900,16 @@
     @Transactional
     public FebsResponse refundOrder(Long id) {
         MallMember member = LoginUserUtil.getLoginUser();
-        MallOrderInfo mallOrderInfo = this.baseMapper.selectById(id);
-        if(ObjectUtil.isEmpty(mallOrderInfo)){
-            return new FebsResponse().fail().message("订单不存在");
-        }
+        MallOrderInfo mallOrderInfo = ValidateEntityUtils
+                .ensureColumnReturnEntity(id, MallOrderInfo::getId, this.baseMapper::selectOne, "订单不存在");
         Integer status = mallOrderInfo.getStatus();
-        if(OrderStatusEnum.WAIT_SHIPPING.getValue() != status){
-            return new FebsResponse().fail().message("订单不是待发货状态");
-        }
         Integer deliveryState = mallOrderInfo.getDeliveryState();
-        if(1 != deliveryState){
-            return new FebsResponse().fail().message("订单不是待配送状态");
-        }
+
+        ValidateEntityUtils.ensureEqual(OrderStatusEnum.WAIT_SHIPPING.getValue(),status,"订单不是待发货状态");
+        ValidateEntityUtils.ensureEqual(1,deliveryState,"订单不是待配送状态");
         //根据子订单生成退款记录
-        List<MallOrderItem> mallOrderItemList = mallOrderItemMapper.selectListByOrderId(id);
-        if(CollUtil.isEmpty(mallOrderItemList)){
-            return new FebsResponse().fail().message("订单不存在");
-        }
+        List<MallOrderItem> mallOrderItemList = ValidateEntityUtils
+                .ensureColumnReturnEntityList(id, MallOrderItem::getOrderId, mallOrderItemMapper::selectList, "订单不存在");
         for(MallOrderItem mallOrderItem : mallOrderItemList){
             QueryWrapper<MallRefundEntity> objectQueryWrapper = new QueryWrapper<>();
             objectQueryWrapper.eq("member_id",member.getId());
@@ -919,7 +924,7 @@
                 mallRefundEntity.setItemId(mallOrderItem.getId());
                 if("余额支付".equals(mallOrderInfo.getPayMethod())){
                     mallRefundEntity.setType(3);
-                }else if("微信支付".equals(mallOrderInfo.getPayMethod())){
+                }else if("FIUU支付".equals(mallOrderInfo.getPayMethod())){
                     mallRefundEntity.setType(1);
                 }else{
                     mallRefundEntity.setType(3);
@@ -928,9 +933,7 @@
                 mallRefundEntity.setAmount(mallOrderItem.getAmount());
                 mallRefundMapper.insert(mallRefundEntity);
             }else{
-                if(mallRefund.getState() == 1){
-                    return new FebsResponse().fail().message("订单已退款");
-                }
+                ValidateEntityUtils.ensureNotEqual(1,mallRefund.getState(),"订单已退款");
                 if(mallRefund.getState() == 2 || mallRefund.getState() == 3){
                     mallRefundEntity.setId(mallRefund.getId());
                     mallRefundEntity.setRefundNo(mallRefund.getRefundNo());
@@ -1017,22 +1020,6 @@
             if (sku == null) {
                 return new FebsResponse().fail().message("购买商品或sku不存在");
             }
-//            if("样品".equals(sku.getSample())){
-//                List<MallOrderItem> mallOrderItems = mallOrderItemMapper.selectItemBySkuIdUnCancel(sku.getId(), member.getId());
-//                if (CollUtil.isNotEmpty(mallOrderItems)) {
-//                    return new FebsResponse().fail().message("样品只能购买一次");
-//                }
-//                Integer cnt = item.getCnt();
-//                if(1 < cnt){
-//                    return new FebsResponse().fail().message("样品只能购买一件");
-//                }
-//            }else{
-//                //验证用户的等级
-//                if(AgentLevelEnum.ZERO_LEVEL.name().equals(member.getLevel())){
-//                    return new FebsResponse().fail().message("请先申请成为合伙人");
-//                }
-//            }
-
             if (sku.getStock() < item.getCnt()) {
                 return new FebsResponse().fail().message(sku.getSkuName() + "库存不足");
             }
@@ -1041,6 +1028,14 @@
             if (MallGoods.ISSALE_STATUS_DISABLED.equals(mallGoods.getIsSale())) {
                 return new FebsResponse().fail().message(mallGoods.getGoodsName() + "已下架");
             }
+            if(GoodsTypeEnum.HUO_DONG.getValue() == mallGoods.getIsNormal()){
+                //活动商品判断是否在活动进行中
+                MallActivity mallActivity = mallActivityMapper.selectById(mallGoods.getActivityId());
+                if(mallActivity == null || mallActivity.getState() != 2){
+                    return new FebsResponse().fail().message("活动不在进行中");
+                }
+            }
+
         }
 
         return new FebsResponse().success();

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