mirror of
https://gitlab.com/openstapps/openstapps.git
synced 2026-01-19 08:02:55 +00:00
102 lines
2.7 KiB
TypeScript
102 lines
2.7 KiB
TypeScript
/*
|
|
* Copyright (C) 2018 StApps
|
|
* This program is free software: you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License as published by the Free
|
|
* Software Foundation, version 3.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along with
|
|
* this program. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
import {Component} from '@angular/core';
|
|
import {AlertController, LoadingController} from '@ionic/angular';
|
|
import {Client} from '@openstapps/api/lib/client';
|
|
import {SCThing} from '@openstapps/core';
|
|
import {Subject} from 'rxjs';
|
|
import {debounceTime, distinctUntilChanged} from 'rxjs/operators';
|
|
import {StAppsWebHttpClient} from '../stapps-web-http-client.provider';
|
|
|
|
@Component({
|
|
selector: 'stapps-data-list',
|
|
templateUrl: 'data-list.html',
|
|
})
|
|
export class DataListComponent {
|
|
selectedItem: any;
|
|
items: SCThing[] = [];
|
|
|
|
client: Client;
|
|
|
|
size: number = 30;
|
|
from: number = 0;
|
|
|
|
query: string;
|
|
queryChanged: Subject<string> = new Subject<string>();
|
|
|
|
loading: HTMLIonLoadingElement;
|
|
|
|
constructor(private loadingController: LoadingController,
|
|
private alertController: AlertController,
|
|
swHttpClient: StAppsWebHttpClient) {
|
|
this.client = new Client(swHttpClient, 'https://stappsbe01.innocampus.tu-berlin.de', '1.0.6');
|
|
|
|
this.queryChanged
|
|
.pipe(
|
|
debounceTime(1000),
|
|
distinctUntilChanged())
|
|
.subscribe((model) => {
|
|
this.from = 0;
|
|
this.query = model;
|
|
this.items = [];
|
|
this.fetchItems();
|
|
});
|
|
|
|
this.fetchItems();
|
|
}
|
|
|
|
search(query: string) {
|
|
this.queryChanged.next(query);
|
|
}
|
|
|
|
async loadMore(event: any): Promise<any> {
|
|
this.from += this.size;
|
|
await this.fetchItems();
|
|
event.target.complete();
|
|
return;
|
|
}
|
|
|
|
private async fetchItems(): Promise<any> {
|
|
if (this.from === 0) {
|
|
this.loading = await this.loadingController.create();
|
|
await this.loading.present();
|
|
}
|
|
|
|
return this.client.search({
|
|
from: this.from,
|
|
query: this.query,
|
|
size: this.size
|
|
} as any).then((result) => {
|
|
result.data.forEach((item) => {
|
|
this.items.push(item);
|
|
});
|
|
|
|
if (this.from === 0) {
|
|
this.loading.dismiss();
|
|
}
|
|
}, async (err) => {
|
|
const alert: HTMLIonAlertElement = await this.alertController.create({
|
|
buttons: ['Dismiss'],
|
|
header: 'Error',
|
|
subHeader: err.message,
|
|
});
|
|
|
|
await alert.present();
|
|
|
|
await this.loading.dismiss();
|
|
});
|
|
}
|
|
}
|