import { Component, OnInit, OnDestroy } from '@angular/core';
import { DataService } from './../../services/data.service';
import { ActivatedRoute, Params, Router }   from '@angular/router';
import { IntervalObservable } from 'rxjs/observable/IntervalObservable';
import { Subscription } from 'rxjs/Subscription';

import { Flight } from './../../classes/flight.class';
import { User } from './../../classes/user.class';
import { Plane } from './../../classes/plane.class';

@Component({
  selector: 'app-flight',
  templateUrl: './flight.component.html',
  styleUrls: ['./flight.component.css']
})

export class FlightComponent implements OnInit, OnDestroy {

	loading:boolean = true;
	error:boolean = false;

	id:number = 0;

	flight:Flight = null;
	name:string = "Loading";

	public subscription:Subscription;

	constructor(private data:DataService, private router: Router, private route: ActivatedRoute){}

	getFlight(id:number): void {
		this.data.load().then(()=> {
			this.data
		      .flight(id)
		      .subscribe(b => {

		      	var status = b.status_code;

		      	if(status != 200 && b.data.length != 1)
		      	{
		      		this.loading = false;
		      		this.error = true;
		      	}
		      	else{
		      		this.flight = Flight.toFlight(b.data[0]);
		      		this.name = "Flight #" + this.flight.id;
			      	this.loading = false;
			      }

		      });
		});
	}

	endFlight():void {
	  this.data.load().then(()=> {
	    this.data.endFlight(this.flight.id).subscribe(b => {
	      console.log("flight ended");
	      this.flight.endtime = Date.now().toString();
      });
    });
  }

	ngOnInit(): void {
		this.id = this.route.snapshot.params['id'];

	    this.getFlight(this.id);

        this.subscription = IntervalObservable.create(5000).subscribe(() => {
        	console.log("Reloading data...");
            this.getFlight(this.id);
        });
	}

	ngOnDestroy(): void {
    	this.subscription.unsubscribe();
	}

	onClick(user: User): void {
      this.router.navigate(['/user', user.id]);
    }

    onClickPlane(plane: Plane): void {
      this.router.navigate(['/plane', plane.id]);
    }

}