import { Component, OnInit, OnDestroy } from '@angular/core';
import {Http} from "@angular/http";
import { LocalCacheService } from "./local-cache.service";

@Component({
  selector: 'app-example',
  templateUrl: './app.component.html',
  styleUrls: ['./app.component.scss']
})
export class ExampleComponent implements OnInit, OnDestroy {

  constructor(public http:Http, public cache:LocalCacheService){
    
    //Cache an observable
    let requestObservable = this.http.get("http://example.com/path/to/api").map(res => res.json())

    this.cache.observable('my-cache-key', requestObservable, 300).subscribe(result => {
        //Use result
        console.log(result)
    });
  }
}