update: 新建优惠券-调整卡券上限

src/views/goods/coupon/info.vue

@@ -18,8 +18,8 @@
           <div class="section-content">
             <h3>选择卡券</h3>
             <el-form-item label="选择卡券" required v-show="mallProId === '-1'">
-              <el-button plain @click="showCard" :disabled="cardList.length >= 10">添加卡券</el-button>
-              <span style="font-size: 12px;color: rgb(144, 147, 153);margin-left:10px;">支持选择兑换券</span>
+              <el-button plain @click="showCard" :disabled="cardList.length >= addCardMax">添加卡券</el-button>
+              <span style="font-size: 12px;color: rgb(144, 147, 153);margin-left:10px;">支持选择兑换券，最多支持添加{{ addCardMax }}张卡券</span>
             </el-form-item>
             <div class="alert-content" v-if="couponStatus">
               <el-alert title="原卡券已被删除，请及时下线卡券，否则用户将无法兑换" type="warning"> </el-alert>
@@ -344,6 +344,7 @@ export default {
       }
     };
     return {
+      addCardMax: 20, // 添加卡券的上限数量
       ladder: [],
       isDifferentialPricing: '',
       ladderPriceList: [],
@@ -934,6 +935,7 @@ export default {
     },
     // 显示卡券弹窗
     showCard() {
+      if (this.cardList.length >= this.addCardMax) return;
       this.showCardDialog = true;
     },
     // 子组件触发方法