import {bootstrap, FORM_DIRECTIVES, Host, Component, Directive, View, Renderer, DefaultValueAccessor, NgControl, Self, ElementRef, OnInit } from 'angular2/angular2'

@Directive({
  selector: '[date-picker]'
})
export class DatePicker extends DefaultValueAccessor implements OnInit {
  private element: ElementRef;

  constructor(@Self() model: NgControl, element: ElementRef, renderer: Renderer) {
    super(model, renderer, element);
    this.element = element;
  }

  public writeValue(value: any): void {
      $(this.element.nativeElement).datepicker('setDate', value);
    }

  public onInit(): void {
    $(this.element.nativeElement).datepicker();
  }
}

@Component({
  selector: 'app'
})
@View({
  template: `
    <div>
      <h1>{{value}}</h1>
      <form>
        <input type="text" date-picker ng-control="value" [(ng-model)]="value" />
      </form>
    </div>
  `,
  directives: [FORM_DIRECTIVES, DatePicker]
})
export class App {
  public value: Date;

  constructor() {
    this.value = new Date();
  }
}

bootstrap(App);