订单页面进入优惠券兑换生成多张

src/components/coupons/myCoupons/index.js

@@ -79,7 +79,7 @@ class UseCoupon extends PureComponent {
               }
             }
             if (state.from === '/order') {
-              const coupon = data.data
+              /*const coupon = data.data
 
               if (coupon['ctype'] == 2
                 && coupon['limit_course'] != this.state.courseId) {
@@ -93,7 +93,7 @@ class UseCoupon extends PureComponent {
                   valid_coupons: [...this.state.valid_coupons, coupon],
                   redeemCode: ''
                 })
-              }
+              }*/
               Toast.info('兑换成功')
               this.getAllCoupons()
             }
@@ -143,7 +143,7 @@ class UseCoupon extends PureComponent {
       const [expansionCoupons, selectCoupons] = coupons
       const {data: select} = selectCoupons
       const {data: expansion} = expansionCoupons
-      let PzCoupon = this.state.valid_coupons.concat(expansion.data)
+      let PzCoupon = Array.isArray(expansion.data) ? expansion.data : []
       if (expansion.code == 200) {
         Array.isArray(expansion.data)
         && (expansion.data = expansion.data.map(item => (item.ctype = 4, item)))