send welcome mail to new members

src/model/mail.rs

@@ -14,6 +14,58 @@ use super::{family::Family, log::Log, role::Role, user::User};
 pub struct Mail {}
 
 impl Mail {
+    pub async fn send_single(
+        db: &SqlitePool,
+        to: &str,
+        subject: &str,
+        body: String,
+        smtp_pw: &str,
+    ) {
+        let mut email = Message::builder()
+            .from(
+                "ASKÖ Ruderverein Donau Linz <no-reply@rudernlinz.at>"
+                    .parse()
+                    .unwrap(),
+            )
+            .reply_to(
+                "ASKÖ Ruderverein Donau Linz <info@rudernlinz.at>"
+                    .parse()
+                    .unwrap(),
+            )
+            .to("ASKÖ Ruderverein Donau Linz <no-reply@rudernlinz.at>"
+                .parse()
+                .unwrap());
+        let splitted = to.split(',');
+        for single_rec in splitted {
+            match single_rec.parse() {
+                Ok(new_bcc_mail) => email = email.bcc(new_bcc_mail),
+                Err(_) => {
+                    Log::create(
+                        db,
+                        format!("Mail not sent to {single_rec}, because it could not be parsed"),
+                    )
+                    .await;
+                }
+            }
+        }
+
+        let email = email
+            .subject(subject)
+            .header(ContentType::TEXT_PLAIN)
+            .body(body)
+            .unwrap();
+
+        let creds = Credentials::new("no-reply@rudernlinz.at".to_owned(), smtp_pw.into());
+
+        let mailer = SmtpTransport::relay("mail.your-server.de")
+            .unwrap()
+            .credentials(creds)
+            .build();
+
+        // Send the email
+        mailer.send(&email).unwrap();
+    }
+
     pub async fn send(db: &SqlitePool, data: MailToSend<'_>, smtp_pw: String) -> bool {
         let mut email = Message::builder()
             .from(