update 会员组计算折扣逻辑

jsowell-admin/src/test/java/SpringBootTestController.java

@@ -65,10 +65,7 @@ import com.jsowell.pile.vo.base.MemberWalletVO;
 import com.jsowell.pile.vo.base.PileInfoVO;
 import com.jsowell.pile.vo.uniapp.MemberVO;
 import com.jsowell.pile.vo.uniapp.PileConnectorDetailVO;
-import com.jsowell.pile.vo.web.BalanceDeductionAmountVO;
+import com.jsowell.pile.vo.web.*;
-import com.jsowell.pile.vo.web.BillingTemplateVO;
-import com.jsowell.pile.vo.web.OrderListVO;
-import com.jsowell.pile.vo.web.PileDetailVO;
 import com.jsowell.service.MemberService;
 import com.jsowell.service.OrderService;
 import com.jsowell.service.PileService;
@@ -96,6 +93,7 @@ import org.springframework.util.StopWatch;
 
 import java.io.UnsupportedEncodingException;
 import java.math.BigDecimal;
+import java.math.RoundingMode;
 import java.nio.charset.StandardCharsets;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
@@ -243,6 +241,9 @@ public class SpringBootTestController {
     @Autowired
     private MemberWalletInfoService memberWalletInfoService;
 
+    @Autowired
+    private MemberGroupService memberGroupService;
+
     @Test
     public void queryPaymentRefundTest() {
         String paymentId = "002212023122615542010585629628950949888";
@@ -276,6 +277,74 @@ public class SpringBootTestController {
         // System.out.println(future.toString());
     }
 
+    @Test
+    public void testDiscount() {
+        OrderBasicInfo orderBasicInfo = new OrderBasicInfo();
+        orderBasicInfo.setMemberId("12345678");
+        orderBasicInfo.setMerchantId("1");
+        orderBasicInfo.setStationId("19");
+        orderBasicInfo.setPayAmount(new BigDecimal("200"));
+
+        OrderDetail orderDetail = new OrderDetail();
+        orderDetail.setTotalElectricityAmount(new BigDecimal("3"));
+        orderDetail.setTotalServiceAmount(new BigDecimal("0.18"));
+
+
+        String memberId = orderBasicInfo.getMemberId(); // 会员id
+        String merchantId = orderBasicInfo.getMerchantId(); // 运营商id
+        String stationId = orderBasicInfo.getStationId(); // 站点id
+
+        // 电费折扣金额
+        BigDecimal discountElectricityAmount = BigDecimal.ZERO;
+        // 服务费折扣金额
+        BigDecimal discountServiceAmount = BigDecimal.ZERO;
+
+        BigDecimal afterServiceAmountDiscount = BigDecimal.ZERO;
+        BigDecimal afterElectricityAmountDiscount = BigDecimal.ZERO;
+
+        // 查询会员在此站点会员折扣
+        MemberDiscountVO memberDiscountVO = memberGroupService.queryMemberDiscount(merchantId, stationId, memberId);
+        if (memberDiscountVO != null) {
+            BigDecimal discount = memberDiscountVO.getDiscount(); // 折扣率
+            String groupType = memberDiscountVO.getGroupType(); // 类型（1-服务费折扣，2-电费折扣 ，3-电费和服务费一起折扣）
+            BigDecimal totalElectricityAmount = orderDetail.getTotalElectricityAmount(); // 电费
+            BigDecimal totalServiceAmount = orderDetail.getTotalServiceAmount(); // 服务费
+
+            afterServiceAmountDiscount = totalServiceAmount;
+            afterElectricityAmountDiscount = totalElectricityAmount;
+            if (Constants.ONE.equals(groupType)) {
+                afterServiceAmountDiscount = totalServiceAmount.multiply(discount).setScale(4, RoundingMode.DOWN);
+                discountServiceAmount = totalServiceAmount.subtract(afterServiceAmountDiscount);
+            } else if (Constants.TWO.equals(groupType)) {
+                afterElectricityAmountDiscount = totalElectricityAmount.multiply(discount).setScale(4, RoundingMode.DOWN);
+                discountElectricityAmount = totalElectricityAmount.subtract(afterElectricityAmountDiscount);
+            } else {
+                // BigDecimal afterServiceAmountDiscount = totalServiceAmount.multiply(discount).setScale(2, RoundingMode.DOWN);
+                // discountServiceAmount = totalServiceAmount.subtract(afterServiceAmountDiscount);
+                // BigDecimal afterElectricityAmountDiscount = totalElectricityAmount.multiply(discount).setScale(2, RoundingMode.DOWN);
+                // discountElectricityAmount = totalElectricityAmount.subtract(afterElectricityAmountDiscount);
+                afterServiceAmountDiscount = totalServiceAmount.multiply(discount).setScale(4, RoundingMode.DOWN);
+                afterElectricityAmountDiscount = totalElectricityAmount.multiply(discount).setScale(4, RoundingMode.DOWN);
+
+                discountServiceAmount = totalServiceAmount.subtract(afterServiceAmountDiscount);
+                discountElectricityAmount = totalElectricityAmount.subtract(afterElectricityAmountDiscount);
+            }
+        }
+        // 订单折扣金额
+        BigDecimal discountAmount = discountServiceAmount.add(discountElectricityAmount);
+        orderBasicInfo.setDiscountAmount(discountAmount);
+        // 更新退款金额 = 退款金额 - 折扣金额
+        // BigDecimal refundAmount = orderBasicInfo.getRefundAmount().subtract(discountAmount);
+
+        // 总消费金额 = 折扣后电费 + 折扣后服务费
+        BigDecimal totalConsumeAmount = afterServiceAmountDiscount.add(afterElectricityAmountDiscount);
+        // 更新退款金额
+        BigDecimal refundAmount = orderBasicInfo.getPayAmount().subtract(totalConsumeAmount).setScale(2, RoundingMode.DOWN);
+        orderBasicInfo.setRefundAmount(refundAmount);
+
+        orderDetail.setDiscountElectricityAmount(discountElectricityAmount);
+        orderDetail.setDiscountServiceAmount(discountServiceAmount);
+        }
 
     @Test
     public void queryPaymentByOrderNoTest() {

jsowell-pile/src/main/java/com/jsowell/pile/service/programlogic/AbstractProgramLogic.java

@@ -744,6 +744,9 @@ public abstract class AbstractProgramLogic implements InitializingBean {
         // 服务费折扣金额
         BigDecimal discountServiceAmount = BigDecimal.ZERO;
 
+        BigDecimal afterServiceAmountDiscount = BigDecimal.ZERO;
+        BigDecimal afterElectricityAmountDiscount = BigDecimal.ZERO;
+
         // 查询会员在此站点会员折扣
         MemberDiscountVO memberDiscountVO = memberGroupService.queryMemberDiscount(merchantId, stationId, memberId);
         if (memberDiscountVO != null) {
@@ -752,16 +755,28 @@ public abstract class AbstractProgramLogic implements InitializingBean {
             BigDecimal totalElectricityAmount = orderDetail.getTotalElectricityAmount(); // 电费
             BigDecimal totalServiceAmount = orderDetail.getTotalServiceAmount(); // 服务费
 
-            BigDecimal afterServiceAmountDiscount = totalServiceAmount.multiply(discount).setScale(2, RoundingMode.DOWN);
+            // 未进行打折前
-            BigDecimal afterElectricityAmountDiscount = totalElectricityAmount.multiply(discount).setScale(2, RoundingMode.DOWN);
+            afterServiceAmountDiscount = totalServiceAmount;
+            afterElectricityAmountDiscount = totalElectricityAmount;
             if (Constants.ONE.equals(groupType)) {
+                // 服务费折扣
+                afterServiceAmountDiscount = totalServiceAmount.multiply(discount).setScale(4, RoundingMode.DOWN);
                 discountServiceAmount = totalServiceAmount.subtract(afterServiceAmountDiscount);
             } else if (Constants.TWO.equals(groupType)) {
+                // 电费折扣
+                afterElectricityAmountDiscount = totalElectricityAmount.multiply(discount).setScale(4, RoundingMode.DOWN);
                 discountElectricityAmount = totalElectricityAmount.subtract(afterElectricityAmountDiscount);
             } else {
                 // BigDecimal afterServiceAmountDiscount = totalServiceAmount.multiply(discount).setScale(2, RoundingMode.DOWN);
-                discountServiceAmount = totalServiceAmount.subtract(afterServiceAmountDiscount);
+                // discountServiceAmount = totalServiceAmount.subtract(afterServiceAmountDiscount);
                 // BigDecimal afterElectricityAmountDiscount = totalElectricityAmount.multiply(discount).setScale(2, RoundingMode.DOWN);
+                // discountElectricityAmount = totalElectricityAmount.subtract(afterElectricityAmountDiscount);
+
+                // 电费和服务费一起折扣
+                afterServiceAmountDiscount = totalServiceAmount.multiply(discount).setScale(4, RoundingMode.DOWN);
+                afterElectricityAmountDiscount = totalElectricityAmount.multiply(discount).setScale(4, RoundingMode.DOWN);
+
+                discountServiceAmount = totalServiceAmount.subtract(afterServiceAmountDiscount);
                 discountElectricityAmount = totalElectricityAmount.subtract(afterElectricityAmountDiscount);
             }
         }
@@ -769,12 +784,18 @@ public abstract class AbstractProgramLogic implements InitializingBean {
         BigDecimal discountAmount = discountServiceAmount.add(discountElectricityAmount);
         orderBasicInfo.setDiscountAmount(discountAmount);
         // 更新退款金额 = 退款金额 - 折扣金额
-        BigDecimal refundAmount = orderBasicInfo.getRefundAmount().subtract(discountAmount);
+        // BigDecimal refundAmount = orderBasicInfo.getRefundAmount().subtract(discountAmount);
+
+        // 总消费金额 = 折扣后电费 + 折扣后服务费
+        BigDecimal totalConsumeAmount = afterServiceAmountDiscount.add(afterElectricityAmountDiscount);
+        // 更新退款金额
+        BigDecimal refundAmount = orderBasicInfo.getPayAmount().subtract(totalConsumeAmount).setScale(2, RoundingMode.DOWN);
         orderBasicInfo.setRefundAmount(refundAmount);
+
         orderDetail.setDiscountElectricityAmount(discountElectricityAmount);
         orderDetail.setDiscountServiceAmount(discountServiceAmount);
-        logger.info("计算订单折扣, orderCode:{}, memberId:{}, discountAmount:{}, discountElectricityAmount:{}, discountServiceAmount:{}",
+        logger.info("计算订单折扣, orderCode:{}, memberId:{}, discountAmount:{}, discountElectricityAmount:{}, discountServiceAmount:{}, totalConsumeAmount:{}",
-                orderBasicInfo.getOrderCode(), memberId, discountAmount, discountElectricityAmount, discountServiceAmount);
+                orderBasicInfo.getOrderCode(), memberId, discountAmount, discountElectricityAmount, discountServiceAmount, totalConsumeAmount);
     }
 
     /**