/**
 * This file is part of Anis Client.
 *
 * @copyright Laboratoire d'Astrophysique de Marseille / CNRS
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

import { Component, OnInit } from '@angular/core';

import { Store } from '@ngrx/store';
import { Observable } from 'rxjs';

import * as datasetActions from 'src/app/metamodel/store/actions/dataset.actions';
import * as datasetSelector from 'src/app/metamodel/store/selectors/dataset.selector';
import { Dataset } from 'src/app/metamodel/store/models';
import { environment } from 'src/environments/environment';

@Component({
    selector: 'app-documentation',
    templateUrl: 'documentation.component.html',
    styleUrls: ['documentation.component.scss']
})
/**
 * @class
 * @classdesc Documentation container.
 *
 * @implements OnInit
 */
export class DocumentationComponent implements OnInit {
    public datasetListIsLoading: Observable<boolean>;
    public datasetListIsLoaded: Observable<boolean>;
    public datasetList: Observable<Dataset[]>;

    constructor(private store: Store<{ }>) {
        this.datasetListIsLoading = store.select(datasetSelector.selectDatasetListIsLoading);
        this.datasetListIsLoaded = store.select(datasetSelector.selectDatasetListIsLoaded);
        this.datasetList = store.select(datasetSelector.selectAllDatasets);
    }

    ngOnInit() {
        this.store.dispatch(datasetActions.loadDatasetList());
    }

    /**
     * Returns strict url address.
     *
     * @return string
     */
    getUrlServer(): string {
        if (!environment.apiUrl.startsWith('http')) {
            const url = window.location;
            return url.protocol + '//' + url.host + environment.apiUrl;
        }
        return environment.apiUrl;
    }
}