electron/lib/browser/api/auto-updater/auto-updater-win.ts

74 lines
2.2 KiB
TypeScript

import { app } from 'electron/main';
import { EventEmitter } from 'events';
import * as squirrelUpdate from '@electron/internal/browser/api/auto-updater/squirrel-update-win';
class AutoUpdater extends EventEmitter implements Electron.AutoUpdater {
updateAvailable: boolean = false;
updateURL: string | null = null;
quitAndInstall () {
if (!this.updateAvailable) {
return this.emitError(new Error('No update available, can\'t quit and install'));
}
squirrelUpdate.processStart();
app.quit();
}
getFeedURL () {
return this.updateURL ?? '';
}
setFeedURL (options: { url: string } | string) {
let updateURL: string;
if (typeof options === 'object') {
if (typeof options.url === 'string') {
updateURL = options.url;
} else {
throw new TypeError('Expected options object to contain a \'url\' string property in setFeedUrl call');
}
} else if (typeof options === 'string') {
updateURL = options;
} else {
throw new TypeError('Expected an options object with a \'url\' property to be provided');
}
this.updateURL = updateURL;
}
async checkForUpdates () {
const url = this.updateURL;
if (!url) {
return this.emitError(new Error('Update URL is not set'));
}
if (!squirrelUpdate.supported()) {
return this.emitError(new Error('Can not find Squirrel'));
}
this.emit('checking-for-update');
try {
const update = await squirrelUpdate.checkForUpdate(url);
if (update == null) {
return this.emit('update-not-available');
}
this.updateAvailable = true;
this.emit('update-available');
await squirrelUpdate.update(url);
const { releaseNotes, version } = update;
// Date is not available on Windows, so fake it.
const date = new Date();
this.emit('update-downloaded', {}, releaseNotes, version, date, this.updateURL, () => {
this.quitAndInstall();
});
} catch (error) {
this.emitError(error as Error);
}
}
// Private: Emit both error object and message, this is to keep compatibility
// with Old APIs.
emitError (error: Error) {
this.emit('error', error, error.message);
}
}
export default new AutoUpdater();