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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | 93x 93x 4x 4x 5x 5x 3x 5x 4x 3x 4x 4x 4x 1x 1x 1x | import { Alert, IAlert } from '../../components';
import { IAlertsManager } from './interfaces';
export class AlertQueue implements IAlertsManager {
protected queue: IAlert[] = [];
public visibleInstances: Alert[] = [];
show(alert: IAlert): number {
this.queue.push(alert);
if ((this.visibleInstances.length === 0 || !this.visibleInstances[0].isVisible) && this.queue.length === 1) {
this.display(alert);
}
return 0;
}
/**
* Displays an alert
* @param alert Alert Structure
*/
protected display(alert: IAlert) {
if (this.visibleInstances.length === 0) {
this.visibleInstances.push(new Alert({ name: 'alert-instance', id: 0 }));
}
this.visibleInstances[0].assignAlertProperties(alert);
this.visibleInstances[0].show();
return 0;
}
remove(index: number): void {
this.queue.splice(index, 1);
if (index === 0 && this.queue[0]) {
setTimeout(() => this.display(this.queue[0]), 200);
}
}
}
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