make env validation errors clear

* modify mail smtp variable names

.env.example

@@ -1,16 +1,19 @@
+# your domain, e.g https://example.com
 APP_URL=http://localhost:3000
-APP_SECRET=REPLACE_WITH_LONG_SECRET
 PORT=3000
 
+# make sure to replace this.
+APP_SECRET=REPLACE_WITH_LONG_SECRET
+
 JWT_TOKEN_EXPIRES_IN=30d
 
 DATABASE_URL="postgresql://postgres:password@localhost:5432/docmost?schema=public"
 REDIS_URL=redis://127.0.0.1:6379
 
-# local | s3
+# options: local | s3
 STORAGE_DRIVER=local
 
-# S3 Config
+# S3 driver config
 AWS_S3_ACCESS_KEY_ID=
 AWS_S3_SECRET_ACCESS_KEY=
 AWS_S3_REGION=
@@ -18,15 +21,17 @@ AWS_S3_BUCKET=
 AWS_S3_ENDPOINT=
 AWS_S3_URL=
 
-# EMAIL drivers: smtp / postmark / log
+# options: smtp | postmark
 MAIL_DRIVER=smtp
-MAIL_HOST=127.0.0.1
-MAIL_PORT=2525
-MAIL_USERNAME=
-MAIL_PASSWORD=
 MAIL_FROM_ADDRESS=hello@example.com
 MAIL_FROM_NAME=Docmost
 
-# for postmark driver
+# SMTP driver config
+SMTP_HOST=127.0.0.1
+SMTP_PORT=587
+SMTP_USERNAME=
+SMTP_PASSWORD=
+
+# Postmark driver config
 POSTMARK_TOKEN=
 

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

@@ -71,28 +71,28 @@ export class EnvironmentService {
     return this.configService.get<string>('MAIL_DRIVER', 'log');
   }
 
-  getMailHost(): string {
-    return this.configService.get<string>('MAIL_HOST');
-  }
-
-  getMailPort(): number {
-    return parseInt(this.configService.get<string>('MAIL_PORT'));
-  }
-
-  getMailUsername(): string {
-    return this.configService.get<string>('MAIL_USERNAME');
-  }
-
-  getMailPassword(): string {
-    return this.configService.get<string>('MAIL_PASSWORD');
-  }
-
   getMailFromAddress(): string {
     return this.configService.get<string>('MAIL_FROM_ADDRESS');
   }
 
   getMailFromName(): string {
-    return this.configService.get<string>('MAIL_FROM_NAME');
+    return this.configService.get<string>('MAIL_FROM_NAME', 'Docmost');
+  }
+
+  getSmtpHost(): string {
+    return this.configService.get<string>('SMTP_HOST');
+  }
+
+  getSmtpPort(): number {
+    return parseInt(this.configService.get<string>('SMTP_PORT'));
+  }
+
+  getSmtpUsername(): string {
+    return this.configService.get<string>('SMTP_USERNAME');
+  }
+
+  getSmtpPassword(): string {
+    return this.configService.get<string>('SMTP_PASSWORD');
   }
 
   getPostmarkToken(): string {

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

@@ -1,12 +1,16 @@
-import { IsNotEmpty, IsUrl, validateSync } from 'class-validator';
+import { IsNotEmpty, IsNotIn, IsUrl, validateSync } from 'class-validator';
 import { plainToInstance } from 'class-transformer';
 
 export class EnvironmentVariables {
   @IsNotEmpty()
-  @IsUrl({ protocols: ['postgres', 'postgresql'], require_tld: false })
+  @IsUrl(
+    { protocols: ['postgres', 'postgresql'], require_tld: false },
+    { message: 'DATABASE_URL must be a valid postgres connection string' },
+  )
   DATABASE_URL: string;
 
   @IsNotEmpty()
+  @IsNotIn(['REPLACE_WITH_LONG_SECRET'])
   APP_SECRET: string;
 }
 
@@ -14,14 +18,21 @@ export function validate(config: Record<string, any>) {
   const validatedConfig = plainToInstance(EnvironmentVariables, config);
 
   const errors = validateSync(validatedConfig);
+
+  console.error(
+    'The EnvironmentVariables has failed the following validations:',
+  );
+
   if (errors.length > 0) {
     errors.map((error) => {
-      console.error(error.toString());
+      console.log(JSON.stringify(error.constraints));
     });
+
     console.log(
       'Please fix the environment variables and try again. Shutting down...',
     );
     process.exit(1);
   }
+
   return validatedConfig;
 }

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

@@ -29,12 +29,12 @@ export const mailDriverConfigProvider = {
         return {
           driver,
           config: {
-            host: environmentService.getMailHost(),
+            host: environmentService.getSmtpHost(),
-            port: environmentService.getMailPort(),
+            port: environmentService.getSmtpPort(),
             connectionTimeout: 30 * 1000, // 30 seconds
             auth: {
-              user: environmentService.getMailUsername(),
+              user: environmentService.getSmtpUsername(),
-              pass: environmentService.getMailPassword(),
+              pass: environmentService.getSmtpPassword(),
             },
           } as SMTPTransport.Options,
         };