完成订单创建流程

src/components/common/coupon.vue

@@ -121,6 +121,17 @@ export default {
             if(this.chosenCouponId.length>1){
                 this.chosenCouponId.splice(0,1)
             }
+            let t= null
+            if(this.chosenCouponId.length==1){
+                t=this.coupons.find(x=>x.couponId==this.chosenCouponId[0])
+                if(t.couponsType==1){
+                    t.discountMoney=t.denomination
+                }else{
+                    t.discountMoney=((1-parseFloat(t.denomination)/10.0)*parseFloat(this.currentPrice)).toFixed(2)
+                }
+            }
+            console.log(t)
+            this.$emit("change",t)
         },
         getProductCouponHandler(){
             this.apiJavaPost(