Merge pull request #3666 from andrzejewsky/bugfix/3662

Fix problem with quantity on product page

CHANGELOG.md

@@ -128,6 +128,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add missing parameters (`size`,`start`) to `quickSearchByQuery()` in `attribute/list` action - @cewald (#3627)
 - Fix breadcrumb homepage link in cms static pages - @andrzejewsky (#3631)
 - Fixed special price that can break when you change pages (browser navigation for/back) or just go from category to product page - @resubaka (#3638)
+- Fixed problem with changing quantity in offline mode on product page - @andrzejewsky (#3662)
 - Fixed problem with extending storeView configuration - @andrzejewsky (#3655)
 - Removed infinite loop when changing checkbox in shipping details - @gibkigonzo (#3656)
 - Fixed displaying single order in the profile - @andrzejewsky (#3663)

src/themes/default/pages/Product.vue

@@ -136,8 +136,8 @@
                 :name="getInputName"
                 v-model="getCurrentProduct.qty"
                 :min="quantity ? 1 : 0"
-                :max="quantity"
-                :disabled="quantity ? false : true"
+                :max="maxQuantity"
+                :disabled="quantityDisabled"
                 :value="quantity ? 1 : 0"
                 @blur="$v.$touch()"
                 :validations="[
@@ -357,6 +357,12 @@ export default {
     },
     isAddToCartDisabled () {
       return this.$v.$invalid || this.isStockInfoLoading || (this.isOnline && (!this.quantity && this.isSimpleOrConfigurable))
+    },
+    maxQuantity () {
+      return this.isOnline ? this.quantity : null
+    },
+    quantityDisabled () {
+      return this.isOnline ? !this.quantity : false
     }
   },
   async mounted () {