Completed notification functionality

Minor code cleanup

src/app/components/notifications-list/notifications-list.component.html

@@ -0,0 +1,17 @@
+<div *ngFor="let notification of notifications; let i = index;">
+    <mat-divider class="notification-divider"></mat-divider>
+    <div style="display: inline-block">
+        <ng-container *ngIf="NOTIFICATION_PREFIX[notification.type]">
+            {{NOTIFICATION_PREFIX[notification.type]}}&nbsp;
+        </ng-container>
+        <ng-container *ngIf="NOTIFICATION_SUFFIX_KEY[notification.type]">
+            {{notification['data'][NOTIFICATION_SUFFIX_KEY[notification.type]]}}
+        </ng-container>
+    </div>
+    <div style="margin-left: 10px; float: right;" *ngIf="notification.actions?.length > 0">
+        <button (click)="emitDeleteNotification(notification.uid)" mat-icon-button><mat-icon>close</mat-icon></button>
+        <span *ngFor="let action of notification.actions">
+            <button [matTooltip]="NOTIFICATION_ACTION_TO_STRING[action]" (click)="emitNotificationAction(notification)" mat-icon-button><mat-icon>{{NOTIFICATION_ICON[action]}}</mat-icon></button>
+        </span>
+    </div>
+</div>

src/app/components/notifications-list/notifications-list.component.scss

@@ -0,0 +1,4 @@
+.notification-divider {
+    margin-bottom: 10px;
+    margin-top: 10px;
+}

src/app/components/notifications-list/notifications-list.component.spec.ts

@@ -0,0 +1,23 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { NotificationsListComponent } from './notifications-list.component';
+
+describe('NotificationsListComponent', () => {
+  let component: NotificationsListComponent;
+  let fixture: ComponentFixture<NotificationsListComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ NotificationsListComponent ]
+    })
+    .compileComponents();
+
+    fixture = TestBed.createComponent(NotificationsListComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/components/notifications-list/notifications-list.component.ts

@@ -0,0 +1,52 @@
+import { Component, EventEmitter, Input, Output } from '@angular/core';
+import { Notification } from 'api-types';
+import { NotificationAction } from 'api-types/models/NotificationAction';
+import { NotificationType } from 'api-types/models/NotificationType';
+
+@Component({
+  selector: 'app-notifications-list',
+  templateUrl: './notifications-list.component.html',
+  styleUrls: ['./notifications-list.component.scss']
+})
+export class NotificationsListComponent {
+  @Input() notifications = null;
+  @Output() deleteNotification = new EventEmitter<string>();
+  @Output() notificationAction = new EventEmitter<{notification: Notification, action: NotificationAction}>();
+
+  NOTIFICATION_PREFIX: { [key in NotificationType]: string } = {
+    download_complete: $localize`Finished downloading:`,
+    download_error: $localize`Download failed:`
+  }
+
+  // Attaches string to the end of the notification text
+  NOTIFICATION_SUFFIX_KEY: { [key in NotificationType]: string } = {
+    download_complete: 'file_title',
+    download_error: 'file_url'
+  }
+
+  NOTIFICATION_ACTION_TO_STRING: { [key in NotificationAction]: string } = {
+    play: $localize`Play`,
+    retry_download: $localize`Retry download`,
+    view_download_error: $localize`View error`
+  }
+
+  NOTIFICATION_COLOR: { [key in NotificationAction]: string } = {
+    play: 'primary',
+    retry_download: 'primary',
+    view_download_error: 'warn'
+  }
+
+  NOTIFICATION_ICON: { [key in NotificationAction]: string } = {
+    play: 'smart_display',
+    retry_download: 'restart_alt',
+    view_download_error: 'warning'
+  }
+
+  emitNotificationAction(notification: Notification, action: NotificationAction): void {
+    this.notificationAction.emit({notification: notification, action: action});
+  }
+
+  emitDeleteNotification(uid: string): void {
+    this.deleteNotification.emit(uid);
+  }
+}