Download and install updates without the help of electron-updater

ts/updater/index.ts

@@ -0,0 +1,66 @@
+import { get as getFromConfig } from 'config';
+import { BrowserWindow } from 'electron';
+
+import { start as startMacOS } from './macos';
+import { start as startWindows } from './windows';
+import {
+  deleteBaseTempDir,
+  getPrintableError,
+  LoggerType,
+  MessagesType,
+} from './common';
+
+let initialized = false;
+
+export async function start(
+  getMainWindow: () => BrowserWindow,
+  messages?: MessagesType,
+  logger?: LoggerType
+) {
+  const { platform } = process;
+
+  if (initialized) {
+    throw new Error('updater/start: Updates have already been initialized!');
+  }
+  initialized = true;
+
+  if (!messages) {
+    throw new Error('updater/start: Must provide messages!');
+  }
+  if (!logger) {
+    throw new Error('updater/start: Must provide logger!');
+  }
+
+  if (autoUpdateDisabled()) {
+    logger.info(
+      'updater/start: Updates disabled - not starting new version checks'
+    );
+
+    return;
+  }
+
+  try {
+    await deleteBaseTempDir();
+  } catch (error) {
+    logger.error(
+      'updater/start: Error deleting temp dir:',
+      getPrintableError(error)
+    );
+  }
+
+  if (platform === 'win32') {
+    await startWindows(getMainWindow, messages, logger);
+  } else if (platform === 'darwin') {
+    await startMacOS(getMainWindow, messages, logger);
+  } else {
+    throw new Error('updater/start: Unsupported platform');
+  }
+}
+
+function autoUpdateDisabled() {
+  return (
+    process.platform === 'linux' ||
+    process.mas ||
+    !getFromConfig('updatesEnabled')
+  );
+}