122 lines
2.7 KiB
TypeScript
122 lines
2.7 KiB
TypeScript
import { app } from 'electron';
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import * as path from 'path';
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import { createWindow, getMainWindow } from '../window/create-window';
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const CUSTOM_PROTOCOL = 'toju';
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const DEEP_LINK_PREFIX = `${CUSTOM_PROTOCOL}://`;
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const DEV_SINGLE_INSTANCE_EXIT_CODE_ENV = 'METOYOU_SINGLE_INSTANCE_EXIT_CODE';
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let pendingDeepLink: string | null = null;
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function resolveDevSingleInstanceExitCode(): number | null {
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const rawValue = process.env[DEV_SINGLE_INSTANCE_EXIT_CODE_ENV];
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if (!rawValue) {
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return null;
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}
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const parsedValue = Number.parseInt(rawValue, 10);
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return Number.isInteger(parsedValue) && parsedValue > 0
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? parsedValue
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: null;
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}
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function extractDeepLink(argv: string[]): string | null {
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return argv.find((argument) => typeof argument === 'string' && argument.startsWith(DEEP_LINK_PREFIX)) || null;
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}
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function focusMainWindow(): void {
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const mainWindow = getMainWindow();
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if (!mainWindow || mainWindow.isDestroyed()) {
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return;
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}
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if (mainWindow.isMinimized()) {
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mainWindow.restore();
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}
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mainWindow.show();
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mainWindow.focus();
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}
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function forwardDeepLink(url: string): void {
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const mainWindow = getMainWindow();
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if (!mainWindow || mainWindow.isDestroyed() || mainWindow.webContents.isLoadingMainFrame()) {
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pendingDeepLink = url;
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if (app.isReady() && (!mainWindow || mainWindow.isDestroyed())) {
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void createWindow();
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}
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return;
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}
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focusMainWindow();
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mainWindow.webContents.send('deep-link-received', url);
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}
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function registerProtocolClient(): void {
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if (process.defaultApp) {
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const appEntrypoint = process.argv[1];
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if (appEntrypoint) {
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app.setAsDefaultProtocolClient(CUSTOM_PROTOCOL, process.execPath, [path.resolve(appEntrypoint)]);
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return;
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}
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}
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app.setAsDefaultProtocolClient(CUSTOM_PROTOCOL);
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}
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export function initializeDeepLinkHandling(): boolean {
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const hasSingleInstanceLock = app.requestSingleInstanceLock();
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if (!hasSingleInstanceLock) {
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const devExitCode = resolveDevSingleInstanceExitCode();
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if (devExitCode != null) {
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app.exit(devExitCode);
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} else {
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app.quit();
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}
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return false;
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}
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registerProtocolClient();
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const initialDeepLink = extractDeepLink(process.argv);
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if (initialDeepLink) {
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pendingDeepLink = initialDeepLink;
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}
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app.on('second-instance', (_event, argv) => {
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focusMainWindow();
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const deepLink = extractDeepLink(argv);
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if (deepLink) {
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forwardDeepLink(deepLink);
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}
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});
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app.on('open-url', (event, url) => {
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event.preventDefault();
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forwardDeepLink(url);
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});
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return true;
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}
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export function consumePendingDeepLink(): string | null {
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const deepLink = pendingDeepLink;
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pendingDeepLink = null;
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return deepLink;
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}
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