1 files changed, 88 insertions, 0 deletions
diff --git a/src/app/services/tileservice/tiles.service.ts b/src/app/services/tileservice/tiles.service.ts
new file mode 100644
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+++ b/src/app/services/tileservice/tiles.service.ts
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+/*
+ * 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 { HttpClient, HttpHeaders } from '@angular/common/http';
+import { Injectable } from '@angular/core';
+import { Observable } from 'rxjs';
+import { environment } from 'src/environments/environment';
+import { Tile, TilesListResponse } from '../../model/tile';
+import { map } from 'rxjs/operators';
+
+export const urlTileApi = environment.backendServerUrl + '/tiles';
+
+@Injectable({
+  providedIn: 'root',
+})
+// Tutorial on the http client: https://angular.io/tutorial/toh-pt6#get-heroes-with-httpclient
+export class TilesService {
+  constructor(private httpClient: HttpClient) {}
+  /**
+   * GET tiles from the server
+   */
+  getTiles(refresh = false): Observable<Tile[]> {
+    if (refresh) {
+      const headers = new HttpHeaders({ 'x-refresh': 'true' });
+      return this.httpClient
+        .get<TilesListResponse>(urlTileApi, { headers })
+        .pipe(map(tilesListResponse => tilesListResponse.items));
+    }
+
+    return this.httpClient.get<TilesListResponse>(urlTileApi).pipe(map(tilesListResponse => tilesListResponse.items));
+  }
+
+  /**
+   * GET tile by id
+   * @param id to get specific tile
+   */
+  getTileById(id: number): Promise<Tile> {
+    return this.httpClient.get<Tile>(urlTileApi + '/' + id).toPromise();
+  }
+
+  /**
+   * POST: add a new tile to the database
+   * @param tile
+   * @returns the new saved tile
+   */
+  saveTiles(tile: Tile): Promise<Tile> {
+    const options = {
+      headers: new HttpHeaders({ 'Content-Type': 'application/json' }),
+    };
+    return this.httpClient.post<Tile>(urlTileApi, tile, options).toPromise();
+  }
+
+  /**
+   * PUT: update the tile on the server
+   * @returns the updated hero
+   * @param tile
+   */
+  updateTiles(tile: Tile): Promise<Tile> {
+    const options = {
+      headers: new HttpHeaders({ 'Content-Type': 'application/json' }),
+    };
+    return this.httpClient.put<Tile>(urlTileApi + '/' + tile.id, tile, options).toPromise();
+  }
+
+  /**
+   * DELETE: delete the tile from the server
+   * @param tile to delete
+   */
+  deleteTile(tile: Tile): Promise<void> {
+    return this.httpClient.delete<void>(urlTileApi + '/' + tile.id).toPromise();
+  }
+}