src/model/mail.rs

@@ -1,10 +1,7 @@
 use std::{error::Error, fs};
 
 use lettre::{
-    message::{
-        header::{self, ContentType},
-        Attachment, MultiPart, SinglePart,
-    },
+    message::{header::ContentType, Attachment, MultiPart, SinglePart},
     transport::smtp::authentication::Credentials,
     Message, SmtpTransport, Transport,
 };
@@ -49,11 +46,7 @@ impl Mail {
             }
         }
 
-        let mut multipart = MultiPart::mixed().singlepart(
-            SinglePart::builder()
-                .header(header::ContentType::TEXT_HTML)
-                .body(String::from(data.body)),
-        );
+        let mut multipart = MultiPart::mixed().singlepart(SinglePart::plain(data.body));
 
         for temp_file in &data.files {
             let content = fs::read(temp_file.path().unwrap()).unwrap();
@@ -69,11 +62,7 @@ impl Mail {
             multipart = multipart.singlepart(attachment);
         }
 
-        let email = email
-            .subject(data.subject)
-            .header(ContentType::TEXT_PLAIN)
-            .multipart(multipart)
-            .unwrap();
+        let email = email.subject(data.subject).multipart(multipart).unwrap();
 
         let creds = Credentials::new("no-reply@rudernlinz.at".to_owned(), smtp_pw);