Updated members count to use selected newsletter when publishing

refs https://github.com/TryGhost/Team/issues/1576

- Passes the selected newsletter to the recipient selector
- Added a `recipientFilter` getter to the newsletter model to make changes easier in the future
- Updates the `fullRecipientFilter` in the new publishing flow to use the newsletter's recipientFilter
- Already takes future paid only newsletters into account
- The counts in the status message after publishing is not updated yet (requires https://github.com/TryGhost/Team/issues/1569)
- The counts in the scheduled notification is not updated yet (requires https://github.com/TryGhost/Team/issues/1569)

ghost/admin/app/components/editor-labs/publish-management.js

@@ -162,7 +162,7 @@ export class PublishOptions {
     }
 
     get fullRecipientFilter() {
-        let filter = `newsletters:${this.newsletter.slug}`;
+        let filter = this.newsletter.recipientFilter;
 
         if (this.recipientFilter) {
             filter += `+(${this.recipientFilter})`;

ghost/admin/app/components/editor-labs/publish-options/email-recipients.hbs

@@ -24,6 +24,7 @@
 
         <GhMembersRecipientSelect
             @filter={{@publishOptions.recipientFilter}}
+            @newsletter={{@publishOptions.newsletter}}
             @onChange={{@publishOptions.setRecipientFilter}}
             @renderInPlace={{false}}
             @dropdownClass="gh-publishmenu-newsletter-dropdown"

ghost/admin/app/components/gh-members-recipient-select.hbs

@@ -1,4 +1,4 @@
-<div class="gh-publishmenu-send-to-option">
+<div class="gh-publishmenu-send-to-option" {{did-update this.onUpdateNewsletter @newsletter }}>
     <p>Free members <span class="gh-publishmenu-emailcount" data-test-email-count="free-members">{{this.freeMemberCountLabel}}</span></p>
     <div class="for-switch x-small {{if @disabled "disabled"}}">
         <label class="switch" for="send-email-to-free">

ghost/admin/app/components/gh-members-recipient-select.js

@@ -78,6 +78,11 @@ export default class GhMembersRecipientSelect extends Component {
         return '';
     }
 
+    @action
+    onUpdateNewsletter() {
+        this.fetchMemberCountsTask.perform();
+    }
+
     @action
     toggleFilter(filter) {
         if (this.args.disabled) {
@@ -202,15 +207,15 @@ export default class GhMembersRecipientSelect extends Component {
     *fetchMemberCountsTask() {
         const user = yield this.session.user;
 
-        if (!user.isAdmin) {
+        if (!user.isAdmin || !this.args.newsletter) {
             return;
         }
 
         yield Promise.all([
-            this.store.query('member', {filter: 'newsletters.status:active+status:free', limit: 1}).then((res) => {
+            this.store.query('member', {filter: this.args.newsletter.recipientFilter + '+status:free', limit: 1}).then((res) => {
                 this.freeMemberCount = res.meta.pagination.total;
             }),
-            this.store.query('member', {filter: 'newsletters.status:active+status:-free', limit: 1}).then((res) => {
+            this.store.query('member', {filter: this.args.newsletter.recipientFilter + '+status:-free', limit: 1}).then((res) => {
                 this.paidMemberCount = res.meta.pagination.total;
             })
         ]);

ghost/admin/app/components/gh-publishmenu-draft.hbs

@@ -80,6 +80,7 @@
 
                                     <GhMembersRecipientSelect
                                         @filter={{@recipientsFilter}}
+                                        @newsletter={{@selectedNewsletter}}
                                         @onChange={{@setSendEmailWhenPublished}}
                                     />
                                 </div>

ghost/admin/app/components/gh-publishmenu-scheduled.hbs

@@ -59,6 +59,7 @@
                             <div class="form-group">
                                 <GhMembersRecipientSelect
                                     @filter={{@recipientsFilter}}
+                                    @newsletter={{this.selectedNewsletter}}
                                     @disabled={{true}}
                                 />
                             </div>

ghost/admin/app/components/gh-publishmenu.js

@@ -401,7 +401,7 @@ export default Component.extend({
                 post: this.post,
                 emailOnly: this.emailOnly,
                 sendEmailWhenPublished: this.sendEmailWhenPublished,
-                newsletterId: this.newsletterId,
+                newsletter: this.selectedNewsletter,
                 isScheduled: saveType === 'schedule',
                 confirm: this.saveWithConfirmedPublish.perform,
                 retryEmailSend: this.retryEmailSendTask.perform
@@ -449,7 +449,6 @@ export default Component.extend({
     }),
 
     fetchNewslettersTask: task(function* () {
-        if (this.feature.multipleNewsletters) {
         const newsletters = yield this.store.query('newsletter', {
             filter: 'status:active',
             order: 'sort_order ASC'
@@ -459,7 +458,6 @@ export default Component.extend({
 
         this.defaultNewsletter = defaultNewsletter;
         this.set('selectedNewsletter', defaultNewsletter);
-        }
     }),
 
     _saveTask: task(function* () {

ghost/admin/app/components/modals/editor/confirm-publish.js

@@ -59,8 +59,8 @@ export default class ConfirmPublishModal extends Component {
 
     @task
     *countRecipientsTask() {
-        const {sendEmailWhenPublished} = this.args.data;
-        const filter = `newsletters.status:active+(${sendEmailWhenPublished})`;
+        const {sendEmailWhenPublished,newsletter} = this.args.data;
+        const filter = `${newsletter.recipientFilter}+(${sendEmailWhenPublished})`;
 
         this.memberCount = sendEmailWhenPublished ? (yield this.membersCountCache.count(filter)) : 0;
         this.memberCountString = sendEmailWhenPublished ? (yield this.membersCountCache.countString(filter)) : '0 members';

ghost/admin/app/controllers/editor.js

@@ -1079,6 +1079,7 @@ export default class EditorController extends Controller {
         let description = emailOnly ? ['Will be sent'] : ['Will be published'];
 
         if (emailRecipientFilter && emailRecipientFilter !== 'none') {
+            // TODO: replace active filter with newsletter.recipientFilter (requires https://github.com/TryGhost/Team/issues/1569)
             const recipientCount = await this.membersCountCache.countString(`newsletters.status:active+(${emailRecipientFilter})`);
             description.push(`${!emailOnly ? 'and delivered ' : ''}to <span><strong>${recipientCount}</strong></span>`);
         }

ghost/admin/app/models/newsletter.js

@@ -13,7 +13,6 @@ export default class Newsletter extends Model.extend(ValidationEngine) {
     @attr({defaultValue: 'newsletter'}) senderReplyTo;
 
     @attr({defaultValue: 'active'}) status;
-    @attr({defaultValue: ''}) recipientFilter;
     @attr({defaultValue: true}) subscribeOnSignup;
     @attr({defaultValue: 'members'}) visibility;
     @attr({defaultValue: 0}) sortOrder;
@@ -34,4 +33,15 @@ export default class Newsletter extends Model.extend(ValidationEngine) {
     // HACK - not a real model attribute but a workaround for Ember Data not
     //        exposing meta from save responses
     @attr _meta;
+
+    /**
+     * The filter that we should use to filter out members that are subscribed to this newsletter
+     */
+    get recipientFilter() {
+        const idFilter = 'newsletters.id:' + this.id;
+        if (this.visibility === 'paid') {
+            return idFilter + '+status:-free';
+        }
+        return idFilter;
+    }
 }

ghost/admin/tests/acceptance/editor-test.js

@@ -6,6 +6,7 @@ import {authenticateSession, invalidateSession} from 'ember-simple-auth/test-sup
 import {beforeEach, describe, it} from 'mocha';
 import {blur, click, currentRouteName, currentURL, fillIn, find, findAll, triggerEvent} from '@ember/test-helpers';
 import {datepickerSelect} from 'ember-power-datepicker/test-support';
+import {enableLabsFlag} from '../helpers/labs-flag';
 import {enableMailgun} from '../helpers/mailgun';
 import {enableNewsletters} from '../helpers/newsletters';
 import {enableStripe} from '../helpers/stripe';
@@ -845,6 +846,7 @@ describe('Acceptance: Editor', function () {
             const role = this.server.create('role', {name: 'Administrator'});
             user = this.server.create('user', {roles: [role]});
             this.server.loadFixtures('settings');
+            enableLabsFlag(this.server, 'multipleNewsletters');
             return await authenticateSession();
         });
 
@@ -876,7 +878,8 @@ describe('Acceptance: Editor', function () {
             // Enable stripe to also show paid members breakdown
             enableStripe(this.server);
 
-            const newsletter = this.server.create('newsletter', {status: 'active'});
+            // Note: we need to set the ID of a newsletter to some string value because of how NQL filters work.
+            const newsletter = this.server.create('newsletter', {status: 'active', name: 'test newsletter', id: 'test-newsletter'});
             this.server.createList('member', 4, {status: 'free', newsletters: [newsletter]});
             this.server.createList('member', 2, {status: 'paid', newsletters: [newsletter]});