mapcomplete/UI/PendingChanges.ts

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import {UIElement} from "./UIElement";
import {UIEventSource} from "./UIEventSource";
export class PendingChanges extends UIElement {
private _pendingChangesCount: UIEventSource<number>;
private _countdown: UIEventSource<number>;
private _isSaving: UIEventSource<boolean>;
constructor(pendingChangesCount: UIEventSource<number>,
countdown: UIEventSource<number>,
isSaving: UIEventSource<boolean>) {
super(pendingChangesCount);
this.ListenTo(isSaving);
this.ListenTo(countdown);
this._pendingChangesCount = pendingChangesCount;
this._countdown = countdown;
this._isSaving = isSaving;
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}
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protected InnerRender(): string {
if (this._isSaving.data) {
return "<span class='alert'>Saving</span>";
}
if (this._pendingChangesCount.data == 0) {
return "";
}
var restingSeconds = this._countdown.data / 1000;
var dots = "";
while (restingSeconds > 0) {
dots += ".";
restingSeconds = restingSeconds - 1;
}
return "Saving "+this._pendingChangesCount.data;
}
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}