[core] Add engine to version (fix #156)

src/config.service.ts

@@ -4,6 +4,7 @@ import { ConfigService } from '@nestjs/config';
 import { parseBool } from './helpers';
 import { WAHAEngine } from './structures/enums.dto';
 import { WebhookConfig } from './structures/webhooks.config.dto';
+import { getEngineName } from './version';
 
 @Injectable()
 export class WhatsappConfigService {
@@ -100,13 +101,14 @@ export class WhatsappConfigService {
   }
 
   getDefaultEngineName(): WAHAEngine {
-    const value = this.get('WHATSAPP_DEFAULT_ENGINE', WAHAEngine.WEBJS);
+    const value = getEngineName();
     if (value in WAHAEngine) {
       return WAHAEngine[value];
     }
     console.log(
-      `Unknown WhatsApp default engine, using WEBJS. WHATSAPP_DEFAULT_ENGINE=${value}`,
+      `Unknown WhatsApp default engine WHATSAPP_DEFAULT_ENGINE=${value}. Using WEBJS`,
     );
+    return WAHAEngine.WEBJS;
   }
 
   get(name: string, defaultValue = undefined): any {

src/main.ts

@@ -5,7 +5,7 @@ import { AllExceptionsFilter } from './api/exception.filter';
 import { WhatsappConfigService } from './config.service';
 import { AppModuleCore } from './core/app.module.core';
 import { SwaggerModuleCore } from './core/swagger.module.core';
-import { getWAHAVersion, WAHAVersion } from './version';
+import { getWAHAVersion, VERSION, WAHAVersion } from './version';
 import { WAHA_WEBHOOKS } from './structures/webhooks.dto';
 
 async function loadModules(): Promise<
@@ -50,6 +50,7 @@ async function bootstrap() {
   const config = app.get(WhatsappConfigService);
   await app.listen(config.port);
   console.log(`WhatsApp HTTP API is running on: ${await app.getUrl()}`);
+  console.log(`Environment:`, VERSION);
 }
 
 bootstrap();

src/version.ts

@@ -1,5 +1,6 @@
 // eslint-disable-next-line @typescript-eslint/no-var-requires
 import { getBrowserExecutablePath } from './core/abc/session.abc';
+import { WAHAEngine } from './structures/enums.dto';
 
 // eslint-disable-next-line @typescript-eslint/no-var-requires
 const fs = require('fs');
@@ -24,9 +25,15 @@ export function getWAHAVersion(): WAHAVersion {
 
   return WAHAVersion.CORE;
 }
+export function getEngineName(): string {
+  //   Load engine name from WHATSAPP_DEFAULT_ENGINE environment variable
+  //   If not set - use WEBJS
+  return process.env.WHATSAPP_DEFAULT_ENGINE || WAHAEngine.WEBJS;
+}
 
 export const VERSION = {
   version: '2023.10.12',
+  engine: getEngineName(),
   tier: getWAHAVersion(),
   browser: getBrowserExecutablePath(),
 };