库存管理/优势货源：新增需做重复多次点击限制

src/directive/backTop.js

@@ -13,4 +13,5 @@ export default {
       },1)
     }, false);
   },
-}
\ No newline at end of file
+}
+

src/directive/dbClick.js

+export default {
+  bind(el, binding) {
+    el.addEventListener('click', e => {
+      console.log(e)
+      if (!el.disabled) {
+        el.disabled = true
+        el.style.cursor = 'not-allowed'
+        setTimeout(() => {
+          el.style.cursor = 'pointer'
+          el.disabled = false
+        }, 3000)
+      }
+    })
+  },
+}
+

src/directive/index.js

-import Vue from 'vue'
 import BackTopDirective from './backTop';
+import dbClick from './dbClick';
 
 export default {
-    install (Vue) {
-        Vue.directive('backTop', BackTopDirective);
-    }
+  install(Vue) {
+    Vue.directive('backTop', BackTopDirective);
+    Vue.directive('dbClick', dbClick);
+  }
 }

src/views/Store/goodslist.vue

@@ -162,7 +162,7 @@
       </div>
       <div slot="footer" class="dialog-footer">
         <el-button @click="addBestgoods.dialogVisible = false">取 消</el-button>
-        <el-button type="primary" @click="addBestgoodsSubmit">确 定</el-button>
+        <el-button type="primary" @click="addBestgoodsSubmit" v-dbClick>确 定</el-button>
       </div>
     </el-dialog>
     <el-dialog title="修改优势货源" :close-on-click-modal="false" :visible.sync="addBestgoods.dialogVisibleUpdate" width="1000px">
@@ -436,7 +436,6 @@ export default {
       var self = this;
 
       if (this.addBestgoodsParam.length > 0) {
-
         for (let i = 0; i < this.addBestgoodsParam.length; i++) {
           if (!this.addBestgoodsParam[i].goods_name) {
             this.$message({