signal-desktop/ts/util/longRunningTaskWrapper.ts
2022-02-25 10:37:15 -08:00

89 lines
2.7 KiB
TypeScript

// Copyright 2021-2022 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import * as log from '../logging/log';
import { clearTimeoutIfNecessary } from './clearTimeoutIfNecessary';
export async function longRunningTaskWrapper<T>({
name,
idForLogging,
task,
suppressErrorDialog,
}: {
name: string;
idForLogging: string;
task: () => Promise<T>;
suppressErrorDialog?: boolean;
}): Promise<T> {
const idLog = `${name}/${idForLogging}`;
const ONE_SECOND = 1000;
const TWO_SECONDS = 2000;
let progressView: Backbone.View | undefined;
let spinnerStart;
let progressTimeout: NodeJS.Timeout | undefined = setTimeout(() => {
log.info(`longRunningTaskWrapper/${idLog}: Creating spinner`);
// Note: this component uses a portal to render itself into the top-level DOM. No
// need to attach it to the DOM here.
progressView = new window.Whisper.ReactWrapperView({
className: 'progress-modal-wrapper',
Component: window.Signal.Components.ProgressModal,
});
spinnerStart = Date.now();
}, TWO_SECONDS);
// Note: any task we put here needs to have its own safety valve; this function will
// show a spinner until it's done
try {
log.info(`longRunningTaskWrapper/${idLog}: Starting task`);
const result = await task();
log.info(`longRunningTaskWrapper/${idLog}: Task completed successfully`);
clearTimeoutIfNecessary(progressTimeout);
progressTimeout = undefined;
if (progressView) {
const now = Date.now();
if (spinnerStart && now - spinnerStart < ONE_SECOND) {
log.info(
`longRunningTaskWrapper/${idLog}: Spinner shown for less than second, showing for another second`
);
await window.Signal.Util.sleep(ONE_SECOND);
}
progressView.remove();
progressView = undefined;
}
return result;
} catch (error) {
log.error(
`longRunningTaskWrapper/${idLog}: Error!`,
error && error.stack ? error.stack : error
);
clearTimeoutIfNecessary(progressTimeout);
progressTimeout = undefined;
if (progressView) {
progressView.remove();
progressView = undefined;
}
if (!suppressErrorDialog) {
log.info(`longRunningTaskWrapper/${idLog}: Showing error dialog`);
// Note: this component uses a portal to render itself into the top-level DOM. No
// need to attach it to the DOM here.
const errorView: Backbone.View = new window.Whisper.ReactWrapperView({
className: 'error-modal-wrapper',
Component: window.Signal.Components.ErrorModal,
props: {
onClose: (): void => {
errorView.remove();
},
},
});
}
throw error;
}
}