app: Simplify isOwner with crate.hasOwnerUser(userId) fn

This fixes the following deprecations:
- The findBy method on ember-data's PromiseManyArray is deprecated.
- The `findBy` method on the class ManyArray is deprecated.

app/components/crate-header.js

@@ -8,30 +8,21 @@ export default class CrateHeader extends Component {
   @service session;
 
   @alias('loadKeywordsTask.last.value') keywords;
-  @alias('loadOwnerUserTask.last.value') ownerUser;
 
   constructor() {
     super(...arguments);
 
     this.loadKeywordsTask.perform().catch(() => {
       // ignore all errors and just don't display keywords if the request fails
     });
-    this.loadOwnerUserTask.perform().catch(() => {
-      // ignore all errors and just don't display settings if the request fails
-    });
   }
 
   get isOwner() {
-    let ownerUser = this.ownerUser ?? [];
-    let currentUserId = this.session.currentUser?.id;
-    return ownerUser.some(({ id }) => id === currentUserId);
+    let userId = this.session.currentUser?.id;
+    return this.args.crate?.hasOwnerUser(userId) ?? false;
   }
 
   loadKeywordsTask = task(async () => {
     return (await this.args.crate?.keywords) ?? [];
   });
-
-  loadOwnerUserTask = task(async () => {
-    return (await this.args.crate?.owner_user) ?? [];
-  });
 }

app/components/version-list/row.js

@@ -48,7 +48,8 @@ export default class VersionRow extends Component {
   }
 
   get isOwner() {
-    return this.args.version.crate?.owner_user?.findBy('id', this.session.currentUser?.id);
+    let userId = this.session.currentUser?.id;
+    return this.args.version.crate.hasOwnerUser(userId);
   }
 
   @action setFocused(value) {

app/controllers/crate/version.js

@@ -30,7 +30,8 @@ export default class CrateVersionController extends Controller {
   @alias('model.version') currentVersion;
 
   get isOwner() {
-    return this.crate.owner_user.findBy('id', this.session.currentUser?.id);
+    let userId = this.session.currentUser?.id;
+    return this.crate.hasOwnerUser(userId);
   }
 
   @alias('loadReadmeTask.last.value') readme;

app/routes/crate.js

@@ -1,6 +1,7 @@
 import { NotFoundError } from '@ember-data/adapter/error';
 import Route from '@ember/routing/route';
 import { inject as service } from '@ember/service';
+import { waitForPromise } from '@ember/test-waiters';
 
 export default class CrateRoute extends Route {
   @service headData;
@@ -26,6 +27,9 @@ export default class CrateRoute extends Route {
   setupController(controller, model) {
     super.setupController(...arguments);
     this.headData.crate = model;
+    waitForPromise(model.loadOwnerUserTask.perform()).catch(() => {
+      // ignore all errors if the request fails
+    });
   }
 
   resetController() {

tests/components/version-list-row-test.js

@@ -19,6 +19,7 @@ module('Component | VersionList::Row', function (hooks) {
     let store = this.owner.lookup('service:store');
     let crateRecord = await store.findRecord('crate', crate.name);
     let versions = (await crateRecord.versions).slice();
+    await crateRecord.loadOwnerUserTask.perform();
     this.firstVersion = versions[0];
     this.secondVersion = versions[1];
 
@@ -39,6 +40,7 @@ module('Component | VersionList::Row', function (hooks) {
     let store = this.owner.lookup('service:store');
     let crateRecord = await store.findRecord('crate', crate.name);
     this.version = (await crateRecord.versions).slice()[0];
+    await crateRecord.loadOwnerUserTask.perform();
 
     await render(hbs`<VersionList::Row @version={{this.version}} />`);
     assert.dom('[data-test-release-track]').hasText('?');
@@ -72,6 +74,7 @@ module('Component | VersionList::Row', function (hooks) {
     let store = this.owner.lookup('service:store');
     let crateRecord = await store.findRecord('crate', crate.name);
     let versions = (await crateRecord.versions).slice();
+    await crateRecord.loadOwnerUserTask.perform();
     this.firstVersion = versions[0];
     this.secondVersion = versions[1];
     this.thirdVersion = versions[2];