Move sending confirmation email to separate function

pkg/user/user_create.go

@@ -76,19 +76,11 @@ func CreateUser(user *User) (newUser *User, err error) {
 		return &User{}, err
 	}
 
-	// Dont send a mail if no mailer is configured
-	if !config.MailerEnabled.GetBool() {
-		return newUserOut, err
+	err = sendConfirmEmail(user)
+	if err != nil {
+		return nil, err
 	}
 
-	// Send the user a mail with a link to confirm the mail
-	data := map[string]interface{}{
-		"User":  newUserOut,
-		"IsNew": true,
-	}
-
-	mail.SendMailWithTemplate(user.Email, newUserOut.Username+" + Vikunja = <3", "confirm-email", data)
-
 	return newUserOut, err
 }
 
@@ -149,3 +141,20 @@ func checkIfUserExists(user *User) (err error) {
 
 	return nil
 }
+
+func sendConfirmEmail(user *User) error {
+	// Dont send a mail if no mailer is configured
+	if !config.MailerEnabled.GetBool() {
+		return nil
+	}
+
+	// Send the user a mail with a link to confirm the mail
+	data := map[string]interface{}{
+		"User":  user,
+		"IsNew": true,
+	}
+
+	mail.SendMailWithTemplate(user.Email, user.Username+" + Vikunja = <3", "confirm-email", data)
+
+	return nil
+}