prepared history

src/app/services/history.service.ts

@@ -0,0 +1,46 @@
+/**
+ * Copyright (C) 2018 Michael Czechowski <mail@dailysh.it>
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; version 2.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 51
+ * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+import { Inject, Injectable, Optional, ViewChild } from '@angular/core';
+import * as Selection from 'd3-selection';
+
+import { Graph } from '../models/graph.model';
+
+@Injectable()
+export class HistoryService {
+
+  public history: any[];
+
+  constructor() {
+    this.history = [];
+  }
+
+  public save(graphs: Graph[], config) {
+    this.history.push({
+      date: new Date(),
+      graphs: graphs,
+      config: config
+    });
+
+    console.log(config);
+  }
+
+  public list() {
+    return this.history;
+  }
+
+}
+