Attract multi edit: Disable save button during save

src/scripts/js/es6/common/vuecomponents/editor/AssetEditor.js

@@ -71,6 +71,7 @@ const TEMPLATE =`
     >
         <button class="btn btn-outline-success btn-block" id="item-save" type="submit"
             @click="save"
+            :disabled="isSaving"
         >
             <i class="pi-check"/>Save Asset
         </button>

src/scripts/js/es6/common/vuecomponents/editor/ShotEditor.js

@@ -72,6 +72,7 @@ const TEMPLATE =`
         >
             <button class="btn btn-outline-success btn-block" id="item-save" type="submit"
                 @click="save"
+                :disabled="isSaving"
             >
                 <i class="pi-check"/>Save Shot
             </button>

src/scripts/js/es6/common/vuecomponents/editor/TaskEditor.js

@@ -142,6 +142,7 @@ const TEMPLATE =`
     >
         <button class="btn btn-outline-success btn-block" id="item-save" type="submit"
             @click="save"
+            :disabled="isSaving"
         >
             <i class="pi-check"/>
             Save Task

src/scripts/js/es6/common/vuecomponents/editor/base/EditorBase.js

@@ -24,6 +24,7 @@ let EditorBase = Vue.component('attract-editor-Base', {
     data() {
         return {
             multiEditEngine: this.createEditorEngine(ALL_BASE_PROPERTIES),
+            isSaving: false,
         }
     },
     watch: {
@@ -112,13 +113,14 @@ let EditorBase = Vue.component('attract-editor-Base', {
         save() {
             let toBeSaved = this.multiEditEngine.createUpdatedItems();
             let promises = toBeSaved.map(pillar.api.thenUpdateNode);
-            
+            this.isSaving = true;
             this.unitOfWork(
                 Promise.all(promises)
                     .then(() => {
                         this.$emit('saved-items');
                     })
                     .catch((err) => {toastr.error(pillar.utils.messageFromError(err), 'Save Failed')})
+                    .finally(() => this.isSaving = false)
             );
         },
     },