import {Component, Input, Output, EventEmitter} from '@angular/core';

@Component({
    selector: 'search-results-per-page',
    template: `        
    <span class="uk-width-2-3@m uk-width-1-1@s">
      <span class="uk-width-5-6@m"> Results per page:</span>
      <select class="uk-select uk-width-1-6@m uk-width-auto" id="form-horizontal-select" name="select_results_per_page"
              [(ngModel)]="size" (ngModelChange)="sizeChanged()">
        <option [ngValue]="5" > 5</option>
        <option [ngValue]="10">10</option>
        <option [ngValue]="20">20</option>
        <option [ngValue]="50">50</option>
      </select>
    </span>
    `
})

export class SearchResultsPerPageComponent {
    @Input() size: number;
    @Output() sizeChange  = new EventEmitter();

    constructor () {}

    ngOnInit() {}

    sizeChanged() {
      this.sizeChange.emit({
          value: this.size
      });
    }
}