Initial commit

src/main/utils.ts

@@ -0,0 +1,43 @@
+import { type Worker, type WorkerOptions } from 'node:worker_threads';
+import path from 'node:path';
+
+import Logger from 'electron-log/main';
+import fs from 'fs-extra';
+
+import Preferences from './modules/preferences';
+
+const isCallbackResponse = (data: any): data is { cb: string; args: any[] } =>
+	data && typeof data === 'object' && 'cb' in data && 'args' in data;
+
+export const runWorker = <T>(
+	worker: (o: WorkerOptions) => Worker,
+	workerData: Record<string, unknown>,
+	callbacks?: Record<string, (...data: any[]) => void>
+) =>
+	new Promise<T>((resolve, reject) =>
+		worker({ workerData })
+			.on('message', m =>
+				isCallbackResponse(m) ? callbacks?.[m.cb](...m.args) : resolve(m)
+			)
+			.on('error', reject)
+	);
+
+export const getClientVersion = async () => {
+	Logger.log('Reading client version...');
+
+	const exePath = path.join(Preferences.data.clientDir ?? '', 'WoW.exe');
+
+	if (!(await fs.exists(exePath))) {
+		Logger.log('Client not found...');
+		return undefined;
+	}
+
+	const file = await fs.readFile(exePath);
+	const buffer = Buffer.from(file);
+
+	const version = buffer.toString('utf-8', 0x00437c04, 0x00437c04 + 6);
+	const build = buffer.toString('utf-8', 0x00437bfc, 0x00437bfc + 4);
+
+	Logger.log(`Client version is: ${version} (${build})`);
+	return `${version} (${build})`;
+};