import {Component} from 'angular2/core';
import {HTTP_PROVIDERS} from 'angular2/http';

import {QueryService} from './query.service';
import {QueryState} from './query-state';
import {QuerySelectComponent} from './query-select.component';
import {QueryResultComponent} from './query-result.component';

@Component({
    selector: 'query-app',
    template: `
        <h1>My Angular 2 Text: {{title}}</h1>
        <p>Selected query: {{selectedQuery}}</p>
        <query-select (queryChanged)="onQueryChanged($event)"></query-select>
        <query-result [queryState]="queryState"></query-result>
        `,
    directives: [QuerySelectComponent, QueryResultComponent],
    providers: [QueryService, HTTP_PROVIDERS]
})
    
export class QueryAppComponent { 
    public title = 'huhu!';
    public selectedQuery: string;
    public queryState: QueryState;
        
    constructor(private _queryService: QueryService) {
    }
    
    onQueryChanged(event: any) {
        console.debug("app.onquerychanged! event=", event);
        this._queryService.updateQuery();
        this.queryState = this._queryService.getState();
    }
}