add STMP_SECURE and changed auth config (#81)

* add STMP_SECURE and changed auth config
* relocated logic to mail.provider.ts

apps/server/src/integrations/environment/environment.service.ts

@@ -87,6 +87,13 @@ export class EnvironmentService {
     return parseInt(this.configService.get<string>('SMTP_PORT'));
   }
 
+  getSmtpSecure(): boolean {
+    const secure = this.configService
+      .get<string>('SMTP_SECURE', 'false')
+      .toLowerCase();
+    return secure === 'true';
+  }
+
   getSmtpUsername(): string {
     return this.configService.get<string>('SMTP_USERNAME');
   }

apps/server/src/integrations/mail/providers/mail.provider.ts

@@ -26,16 +26,21 @@ export const mailDriverConfigProvider = {
 
     switch (driver) {
       case MailOption.SMTP:
+        let auth = undefined;
+        if (environmentService.getSmtpUsername() && environmentService.getSmtpPassword()) {
+          auth = {
+              user: environmentService.getSmtpUsername(),
+              pass: environmentService.getSmtpPassword(),
+            };
+        }
         return {
           driver,
           config: {
             host: environmentService.getSmtpHost(),
             port: environmentService.getSmtpPort(),
             connectionTimeout: 30 * 1000, // 30 seconds
-            auth: {
+            auth,
-              user: environmentService.getSmtpUsername(),
+            secure: environmentService.getSmtpSecure(),
-              pass: environmentService.getSmtpPassword(),
-            },
           } as SMTPTransport.Options,
         };