Refactored modal for bulk unsubscribing members

refs https://github.com/TryGhost/Team/issues/559

Members controller was becoming bloated and difficult to follow due to catering for many different concerns.

- converted old modal to newer promise-modal style
- pulled full bulk unsubscribing logic out of the members controller and into the modal so logic is contained in one place

ghost/admin/app/components/modals/members/bulk-unsubscribe.hbs

@@ -0,0 +1,80 @@
+<div class="modal-content">
+    <header class="modal-header" data-test-modal="unsubscribe-members">
+        <h1>Unsubscribe members from email?</h1>
+    </header>
+    <a class="close" href="" role="button" title="Close" {{on "click" @close}}>{{svg-jar "close"}}<span class="hidden">Close</span></a>
+
+    {{#if this.hasRun}}
+        <div class="gh-content-box pa" data-test-state="unsubscribe-complete">
+            {{#if this.error}}
+                <div class="flex items-center">
+                    {{svg-jar "warning" class="w4 h4 fill-red mr2 nudge-top--3"}}
+                    <div>
+                        <p class="ma0 pa0">
+                            <span class="fw5" data-test-text="unsubscribe-error">{{this.error}}</span>
+                        </p>
+                    </div>
+                </div>
+            {{else}}
+                <div class="flex items-center">
+                    {{svg-jar "check-circle" class="w4 h4 stroke-green mr2"}}
+                    <p class="ma0 pa0">
+                        <span class="fw6" data-test-text="unsubscribe-count">{{gh-pluralize this.response.stats.successful "member"}}</span>
+                        successfully unsubscribed
+                    </p>
+                </div>
+                {{#if this.response.stats.unsuccessful}}
+                    <div class="flex items-start mt2" data-test-bulk-delete-errors>
+                        {{svg-jar "warning" class="w4 h4 fill-red mr2 nudge-top--3"}}
+                        <div>
+                            <p class="ma0 pa0">
+                                <span class="fw5" data-test-text="invalid-count">{{gh-pluralize this.response.stats.unsuccessful "member"}}</span>
+                                failed to unsubscribe
+                            </p>
+                        </div>
+                    </div>
+                {{/if}}
+            {{/if}}
+        </div>
+    {{else}}
+        <div class="modal-body" data-test-state="unsubscribe-unconfirmed">
+            {{#if @data.query}}
+                {{#let (members-count-fetcher query=@data.query) as |countFetcher|}}
+                    {{#if countFetcher.isLoading}}
+                        <GhLoadingSpinner />
+                    {{else}}
+                        <p>
+                            You're about to unsubscribe
+                            <strong data-test-text="unsubscribe-count">{{gh-pluralize countFetcher.count "member"}}</strong> from email newsletters.
+                            Are you sure?
+                        </p>
+                    {{/if}}
+                {{/let}}
+            {{else}}
+                <p>No members are selected.</p>
+            {{/if}}
+        </div>
+    {{/if}}
+
+    <div class="modal-footer">
+        {{#if this.hasRun}}
+            <button class="gh-btn gh-btn-black" data-test-button="close-modal" type="button" {{on "click" @close}}>
+                <span>Close</span>
+            </button>
+        {{else}}
+            <button class="gh-btn" data-test-button="cancel" type="button" {{on "click" @close}}>
+                <span>Cancel</span>
+            </button>
+
+            <GhTaskButton
+                @disabled={{this.isDisabled}}
+                @buttonText="Unsubscribe members"
+                @successText="Unsubscribed"
+                @task={{this.bulkUnsubscribeTask}}
+                @class="gh-btn gh-btn-red gh-btn-icon"
+                data-test-button="confirm"
+            />
+        {{/if}}
+    </div>
+
+</div>

ghost/admin/app/components/modals/members/bulk-unsubscribe.js

@@ -0,0 +1,55 @@
+import Component from '@glimmer/component';
+import {action} from '@ember/object';
+import {inject as service} from '@ember/service';
+import {task} from 'ember-concurrency';
+import {tracked} from '@glimmer/tracking';
+
+export default class MembersBulkUnsubscribeModal extends Component {
+    @service ajax;
+    @service ghostPaths;
+
+    @tracked error;
+    @tracked response;
+
+    get isDisabled() {
+        return !this.args.data.query;
+    }
+
+    get hasRun() {
+        return !!(this.error || this.response);
+    }
+
+    @action
+    setLabel(label) {
+        this.selectedLabel = label;
+    }
+
+    @task({drop: true})
+    *bulkUnsubscribeTask() {
+        try {
+            const query = new URLSearchParams(this.args.data.query);
+            const removeLabelUrl = `${this.ghostPaths.url.api('members/bulk')}?${query}`;
+            const response = yield this.ajax.put(removeLabelUrl, {
+                data: {
+                    bulk: {
+                        action: 'unsubscribe',
+                        meta: {}
+                    }
+                }
+            });
+
+            this.args.data.onComplete?.();
+
+            this.response = response?.bulk?.meta;
+
+            return true;
+        } catch (e) {
+            if (e.payload?.errors) {
+                this.error = e.payload.errors[0].message;
+            } else {
+                this.error = 'An unknown error occurred. Please try again.';
+            }
+            throw e;
+        }
+    }
+}

ghost/admin/app/controllers/members.js

@@ -53,7 +53,6 @@ export default class MembersController extends Controller {
     @tracked orderParam = null;
     @tracked modalLabel = null;
     @tracked showLabelModal = false;
-    @tracked showUnsubscribeMembersModal = false;
     @tracked filters = A([]);
     @tracked softFilters = A([]);
 
@@ -301,11 +300,7 @@ export default class MembersController extends Controller {
     bulkAddLabel() {
         this.modals.open('modals/members/bulk-add-label', {
             query: this.getApiQueryObject(),
-            onComplete: () => {
+            onComplete: this.resetAndReloadMembers
-                // reset and reload
-                this.store.unloadAll('member');
-                this.reload();
-            }
         });
     }
 
@@ -313,20 +308,30 @@ export default class MembersController extends Controller {
     bulkRemoveLabel() {
         this.modals.open('modals/members/bulk-remove-label', {
             query: this.getApiQueryObject(),
-            onComplete: () => {
+            onComplete: this.resetAndReloadMembers
-                // reset and reload
-                this.store.unloadAll('member');
-                this.reload();
-            }
         });
     }
 
+    @action
+    bulkUnsubscribe() {
+        this.modals.open('modals/members/bulk-unsubscribe', {
+            query: this.getApiQueryObject(),
+            onComplete: this.resetAndReloadMembers
+        });
+    }
+
+    @action
+    resetAndReloadMembers() {
+        this.store.unloadAll('member');
+        this.reload();
+    }
+
     @action
     bulkDelete() {
         this.modals.open('modals/members/bulk-delete', {
             query: this.getApiQueryObject(),
             onComplete: () => {
-                // reset and reload
+                // reset, clear filters, and reload list and counts
                 this.store.unloadAll('member');
                 this.router.transitionTo('members.index', {queryParams: Object.assign(resetQueryParams('members.index'))});
                 this.membersStats.invalidate();
@@ -340,16 +345,6 @@ export default class MembersController extends Controller {
         this.paidParam = paid.value;
     }
 
-    @action
-    toggleUnsubscribeMembersModal() {
-        this.showUnsubscribeMembersModal = !this.showUnsubscribeMembersModal;
-    }
-
-    @action
-    unsubscribeMembers() {
-        return this.unsubscribeMembersTask.perform();
-    }
-
     // Tasks -------------------------------------------------------------------
 
     @task({restartable: true})
@@ -416,30 +411,6 @@ export default class MembersController extends Controller {
         });
     }
 
-    @task({drop: true})
-    *unsubscribeMembersTask() {
-        const query = new URLSearchParams(this.getApiQueryObject());
-        const unsubscribeUrl = `${this.ghostPaths.url.api('members/bulk')}?${query}`;
-        // response contains details of which members failed to be unsubscribe
-        const response = yield this.ajax.put(unsubscribeUrl, {
-            data: {
-                bulk: {
-                    action: 'unsubscribe',
-                    meta: {}
-                }
-            }
-        });
-
-        // reset and reload
-        this.store.unloadAll('member');
-        this.reload();
-
-        this.membersStats.invalidate();
-        this.membersStats.fetchCounts();
-
-        return response?.bulk?.meta;
-    }
-
     // Internal ----------------------------------------------------------------
 
     resetFilters(params) {

ghost/admin/app/templates/members.hbs

@@ -79,7 +79,7 @@
                                 </button>
                             </li>
                             <li>
-                                <button class="mr2" data-test-button="remove-label-selected" type="button" {{on "click" this.toggleUnsubscribeMembersModal}}>
+                                <button class="mr2" data-test-button="remove-label-selected" type="button" {{on "click" this.bulkUnsubscribe}}>
                                     <span>Unsubscribe selected members ({{this.members.length}})</span>
                                 </button>
                             </li>