import {Component, Input, OnChanges} from 'angular2/core';
import {EmitterService} from './emitter.service';

@Component({ selector: 'dispatcher', template: '' })
class DispatcherComponent implements OnChanges {
  @Input() id: string;
  private value = "dispatcher component value";
  
  doStuff() {
    EmitterService.get(this.id).emit(value);
  }
}
@Component({ selector: 'listener', template: '' })
class ListenerComponent implements OnChanges {
  @Input() id: string;

  ngOnChanges() {
    EmitterService.get(this.id).subscribe(value => console.log(value));
  }
}

@Component({
  providers: [EmitterService],
  selector: 'host',
  template: `
    <dispatcher [id]="host_id"></dispatcher>
    <listener [id]="host_id"></listener>
  `
})
export class HostComponent {
  public host_id: "HOST_COMPONENT";
  
  constructor(private _emitterService: EmitterService) {}
}