1 files changed, 88 insertions, 0 deletions
diff --git a/src/app/modules/dashboard/dashboard.component.ts b/src/app/modules/dashboard/dashboard.component.ts
new file mode 100644
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+++ b/src/app/modules/dashboard/dashboard.component.ts
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2022. Deutsche Telekom AG
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+
+import { Component, OnInit } from '@angular/core';
+import { CdkDragDrop, moveItemInArray } from '@angular/cdk/drag-drop';
+import { UserSettingsService } from '../../services/user-settings.service';
+import { DashboardApplications, DashboardTileSettings } from '../../model/dashboard.model';
+import { UnsubscribeService } from '../../services/unsubscribe/unsubscribe.service';
+import { map, shareReplay, switchMap, takeUntil } from 'rxjs/operators';
+import { merge, Observable, Subject } from 'rxjs';
+
+@Component({
+  selector: 'app-dashboard',
+  templateUrl: './dashboard.component.html',
+  styleUrls: ['./dashboard.component.css'],
+  providers: [UnsubscribeService],
+})
+export class DashboardComponent implements OnInit {
+  DashboardApplications = DashboardApplications;
+
+  public dropAction = new Subject<CdkDragDrop<string[]>>();
+  public updateAction = new Subject<DashboardTileSettings>();
+
+  constructor(private unsubscribeService: UnsubscribeService, private userSettingsService: UserSettingsService) {}
+
+  public tiles$: Observable<DashboardTileSettings[]> = this.userSettingsService
+    .selectDashboardAvailableTiles()
+    .pipe(shareReplay({ refCount: true, bufferSize: 1 }));
+
+  filterDisplayedTiles(tiles: DashboardTileSettings[]): DashboardTileSettings[] {
+    return tiles.filter(tile => tile.displayed);
+  }
+
+  public visibleTiles$: Observable<DashboardTileSettings[]> = this.tiles$.pipe(
+    switchMap(tiles =>
+      this.updateAction.pipe(
+        map(updatedTile => {
+          const index = tiles.findIndex(tile => tile.type === updatedTile.type);
+          tiles[index].displayed = updatedTile.displayed;
+          return [...tiles];
+        }),
+      ),
+    ),
+  );
+
+  public movedTiles$: Observable<DashboardTileSettings[]> = this.tiles$.pipe(
+    switchMap(tiles =>
+      this.dropAction.pipe(
+        map(event => {
+          moveItemInArray(tiles, event.previousIndex, event.currentIndex);
+          return tiles;
+        }),
+      ),
+    ),
+  );
+  ngOnInit() {
+    merge(this.visibleTiles$, this.movedTiles$)
+      .pipe(
+        takeUntil(this.unsubscribeService.unsubscribe$),
+        switchMap(availableTiles =>
+          this.userSettingsService.updatePreferences({
+            dashboard: {
+              apps: {
+                availableTiles,
+              },
+            },
+          }),
+        ),
+      )
+      .subscribe();
+  }
+}