initial commit

src/app/@core/mock/traffic-bar.service.ts

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+import { Injectable } from '@angular/core';
+import { of as observableOf,  Observable } from 'rxjs';
+import { PeriodsService } from './periods.service';
+import { TrafficBarData, TrafficBar } from '../data/traffic-bar';
+
+@Injectable()
+export class TrafficBarService extends TrafficBarData {
+
+  private data = { };
+
+  constructor(private period: PeriodsService) {
+    super();
+    this.data = {
+      week: this.getDataForWeekPeriod(),
+      month: this.getDataForMonthPeriod(),
+      year: this.getDataForYearPeriod(),
+    };
+  }
+
+  getDataForWeekPeriod(): TrafficBar {
+    return {
+      data: [10, 15, 19, 7, 20, 13, 15],
+      labels: this.period.getWeeks(),
+      formatter: '{c0} MB',
+    };
+  }
+
+  getDataForMonthPeriod(): TrafficBar {
+    return {
+      data: [0.5, 0.3, 0.8, 0.2, 0.3, 0.7, 0.8, 1, 0.7, 0.8, 0.6, 0.7],
+      labels: this.period.getMonths(),
+      formatter: '{c0} GB',
+    };
+  }
+
+  getDataForYearPeriod(): TrafficBar {
+    return {
+      data: [10, 15, 19, 7, 20, 13, 15, 19, 11],
+      labels: this.period.getYears(),
+      formatter: '{c0} GB',
+    };
+  }
+
+  getTrafficBarData(period: string): Observable<TrafficBar> {
+    return observableOf(this.data[period]);
+  }
+}