Reworked how deletion works with multi vs single

Single deletion no longer requires a prop
Modal description is now generated on demand
Added dedicated functions for deleting
Updated tests to match new function naming
Updated css class name to be more specific

4 files changed, 59 insertions, 53 deletions

diff --git a/app/assets/javascripts/registry/components/table_registry.vue b/app/assets/javascripts/registry/components/table_registry.vue
index 90d6a4ce27f..df665b36c4b 100644
--- a/app/assets/javascripts/registry/components/table_registry.vue
+++ b/app/assets/javascripts/registry/components/table_registry.vue
@@ -41,6 +41,7 @@ export default {
       itemsToBeDeleted: [],
       modalId: `confirm-image-deletion-modal-${this.repo.id}`,
       selectAllChecked: false,
+      modalDescription: '',
     };
   },
   computed: {
@@ -54,67 +55,68 @@ export default {
       return n__(
         'ContainerRegistry|Remove image',
         'ContainerRegistry|Remove images',
-        this.singleItemSelected ? 1 : this.itemsToBeDeleted.length,
+        this.itemsToBeDeleted.length === 0 ? 1 : this.itemsToBeDeleted.length,
       );
     },
-    modalDescription() {
-      const selectedCount = this.itemsToBeDeleted.length;
-
-      if (this.singleItemSelected) {
-        // Attempt to pull 'single' property if it's an object in this.itemsToBeDeleted
-        // Otherwise, simply use the int value of the selected row
-        const { single: itemIndex = this.itemsToBeDeleted[0] } = this.itemsToBeDeleted[0];
+  },
+  methods: {
+    ...mapActions(['fetchList', 'deleteItem', 'multiDeleteItems']),
+    setModalDescription(itemsToDeleteLength, itemIndex) {
+      if (itemsToDeleteLength) {
+        this.modalDescription = sprintf(
+          s__(`ContainerRegistry|You are about to delete <b>%{count}</b> images. This will
+              delete the images and all tags pointing to them.`),
+          { count: itemsToDeleteLength },
+        );
+      } else {
         const { tag } = this.repo.list[itemIndex];
 
-        return sprintf(
+        this.modalDescription = sprintf(
           s__(`ContainerRegistry|You are about to delete the image <b>%{title}</b>. This will
-          delete the image and all tags pointing to this image.`),
+              delete the image and all tags pointing to this image.`),
           { title: `${this.repo.name}:${tag}` },
         );
       }
-
-      return sprintf(
-        s__(`ContainerRegistry|You are about to delete <b>%{count}</b> images. This will
-          delete the images and all tags pointing to them.`),
-        { count: selectedCount },
-      );
-    },
-    singleItemSelected() {
-      return this.findSingleRowToDelete || this.itemsToBeDeleted.length === 1;
     },
-    findSingleRowToDelete() {
-      return this.itemsToBeDeleted.find(x => x.single !== undefined);
-    },
-  },
-  methods: {
-    ...mapActions(['fetchList', 'deleteItems']),
     layers(item) {
       return item.layers ? n__('%d layer', '%d layers', item.layers) : '';
     },
     formatSize(size) {
       return numberToHumanSize(size);
     },
-    addSingleItemToBeDeleted(index) {
-      this.itemsToBeDeleted.push({ single: index });
+    removeModalEvents() {
+      this.$refs.deleteModal.$refs.modal.$off('ok');
+      this.$refs.deleteModal.$refs.modal.$off('hide');
     },
-    removeSingleItemToBeDeleted() {
-      const singleIndex = this.itemsToBeDeleted.findIndex(x => x.single !== undefined);
+    deleteSingleItem(index) {
+      this.setModalDescription(0, index);
 
-      if (singleIndex > -1) {
-        this.itemsToBeDeleted.splice(singleIndex, 1);
-      }
-    },
-    handleDeleteRegistry() {
-      let { itemsToBeDeleted } = this;
+      this.$refs.deleteModal.$refs.modal.$once('ok', () => {
+        this.removeModalEvents();
+        this.handleSingleDelete(this.repo.list[index]);
+      });
 
-      if (this.findSingleRowToDelete) {
-        itemsToBeDeleted = [this.findSingleRowToDelete.single];
-      }
+      this.$refs.deleteModal.$refs.modal.$once('hide', this.removeModalEvents);
+    },
+    deleteMultipleItems() {
+      this.$refs.deleteModal.$refs.modal.$once('ok', () => {
+        this.removeModalEvents();
+        this.handleMultipleDelete();
+      });
 
+      this.$refs.deleteModal.$refs.modal.$once('hide', this.removeModalEvents);
+    },
+    handleSingleDelete(itemToDelete) {
+      this.deleteItem(itemToDelete)
+        .then(() => this.fetchList({ repo: this.repo }))
+        .catch(() => this.showError(errorMessagesTypes.DELETE_REGISTRY));
+    },
+    handleMultipleDelete() {
+      const { itemsToBeDeleted } = this;
       this.itemsToBeDeleted = [];
 
       if (this.bulkDeletePath) {
-        this.deleteItems({
+        this.multiDeleteItems({
           path: this.bulkDeletePath,
           items: itemsToBeDeleted.map(x => this.repo.list[x].tag),
         })
@@ -142,6 +144,7 @@ export default {
     selectAll() {
       this.itemsToBeDeleted = this.repo.list.map((x, index) => index);
       this.selectAllChecked = true;
+      this.setModalDescription(this.itemsToBeDeleted.length);
     },
     deselectAll() {
       this.itemsToBeDeleted = [];
@@ -160,6 +163,12 @@ export default {
           this.selectAllChecked = true;
         }
       }
+
+      if (this.itemsToBeDeleted.length === 1) {
+        this.setModalDescription(0, this.itemsToBeDeleted[0]);
+      } else if (this.itemsToBeDeleted.length > 1) {
+        this.setModalDescription(this.itemsToBeDeleted.length);
+      }
     },
   },
 };
@@ -191,13 +200,14 @@ export default {
               variant="danger"
               :title="s__('ContainerRegistry|Remove selected images')"
               :aria-label="s__('ContainerRegistry|Remove selected images')"
+              @click="deleteMultipleItems()"
               ><icon name="remove"
             /></gl-button>
           </th>
         </tr>
       </thead>
       <tbody>
-        <tr v-for="(item, index) in repo.list" :key="item.tag" class="image-row">
+        <tr v-for="(item, index) in repo.list" :key="item.tag" class="registry-image-row">
           <td class="check">
             <gl-form-checkbox
               v-if="item.canDelete"
@@ -242,7 +252,7 @@ export default {
               :aria-label="s__('ContainerRegistry|Remove image')"
               variant="danger"
               class="js-delete-registry-row float-right btn-inverted btn-border-color btn-icon"
-              @click="addSingleItemToBeDeleted(index)"
+              @click="deleteSingleItem(index)"
             >
               <icon name="remove" />
             </gl-button>
@@ -257,12 +267,7 @@ export default {
       :page-info="repo.pagination"
     />
 
-    <gl-modal
-      :modal-id="modalId"
-      ok-variant="danger"
-      @ok="handleDeleteRegistry"
-      @cancel="removeSingleItemToBeDeleted"
-    >
+    <gl-modal ref="deleteModal" :modal-id="modalId" ok-variant="danger">
       <template v-slot:modal-title>{{ modalTitle }}</template>
       <template v-slot:modal-ok>{{ s__('ContainerRegistry|Remove image(s) and tags') }}</template>
       <p v-html="modalDescription"></p>
diff --git a/app/assets/javascripts/registry/stores/actions.js b/app/assets/javascripts/registry/stores/actions.js
index 4c20c003c5a..a2e0130e79e 100644
--- a/app/assets/javascripts/registry/stores/actions.js
+++ b/app/assets/javascripts/registry/stores/actions.js
@@ -36,7 +36,8 @@ export const fetchList = ({ commit }, { repo, page }) => {
 };
 
 export const deleteItem = (_, item) => axios.delete(item.destroyPath);
-export const deleteItems = (_, { path, items }) => axios.delete(path, { params: { ids: items } });
+export const multiDeleteItems = (_, { path, items }) =>
+  axios.delete(path, { params: { ids: items } });
 
 export const setMainEndpoint = ({ commit }, data) => commit(types.SET_MAIN_ENDPOINT, data);
 export const toggleLoading = ({ commit }) => commit(types.TOGGLE_MAIN_LOADING);
diff --git a/app/assets/stylesheets/pages/container_registry.scss b/app/assets/stylesheets/pages/container_registry.scss
index 6e6a3a1a394..0f4bdb219a3 100644
--- a/app/assets/stylesheets/pages/container_registry.scss
+++ b/app/assets/stylesheets/pages/container_registry.scss
@@ -32,7 +32,7 @@
 .table.tags {
   margin-bottom: 0;
 
-  .image-row {
+  .registry-image-row {
     .check {
       padding-right: $gl-padding;
       width: 5%;
diff --git a/spec/javascripts/registry/components/table_registry_spec.js b/spec/javascripts/registry/components/table_registry_spec.js
index 2ca7aa30c0e..b6a37abe4f7 100644
--- a/spec/javascripts/registry/components/table_registry_spec.js
+++ b/spec/javascripts/registry/components/table_registry_spec.js
@@ -101,7 +101,7 @@ describe('table registry', () => {
         expect(findDeleteBtn().disabled).toBe(false);
 
         findDeleteBtn().click();
-        spyOn(vm, 'deleteItems').and.returnValue(Promise.resolve());
+        spyOn(vm, 'multiDeleteItems').and.returnValue(Promise.resolve());
 
         Vue.nextTick(() => {
           const modal = confirmationModal();
@@ -111,7 +111,7 @@ describe('table registry', () => {
 
           Vue.nextTick(() => {
             expect(vm.itemsToBeDeleted).toEqual([]);
-            expect(vm.deleteItems).toHaveBeenCalledWith({
+            expect(vm.multiDeleteItems).toHaveBeenCalledWith({
               path: bulkDeletePath,
               items: [firstImage.tag, secondImage.tag],
             });
@@ -142,13 +142,13 @@ describe('table registry', () => {
         expect(vm.itemsToBeDeleted).toEqual([0]);
         expect(findDeleteBtn().disabled).toBe(false);
         findDeleteBtn().click();
-        spyOn(vm, 'deleteItems').and.returnValue(Promise.resolve());
+        spyOn(vm, 'multiDeleteItems').and.returnValue(Promise.resolve());
 
         Vue.nextTick(() => {
           confirmationModal('.btn-danger').click();
 
           expect(vm.itemsToBeDeleted).toEqual([]);
-          expect(vm.deleteItems).toHaveBeenCalledWith({
+          expect(vm.multiDeleteItems).toHaveBeenCalledWith({
             path: bulkDeletePath,
             items: [firstImage.tag],
           });