fix: restructure env handling for better testing capabillities #181

service/mail.go

@@ -0,0 +1,29 @@
+package service
+
+import (
+	"fmt"
+	"me-fit/types"
+	"net/smtp"
+)
+
+type MailService struct {
+	serverSettings *types.ServerSettings
+}
+
+func NewMailService(serverSettings *types.ServerSettings) MailService {
+	return MailService{serverSettings: serverSettings}
+}
+
+func (m MailService) SendMail(to string, subject string, message string) error {
+	if m.serverSettings.Smtp == nil {
+		return nil
+	}
+
+	s := m.serverSettings.Smtp
+
+	auth := smtp.PlainAuth("", s.User, s.Pass, s.Host)
+
+	msg := fmt.Sprintf("From: %v <%v>\nTo: %v\nSubject: %v\nMIME-version: 1.0;\nContent-Type: text/html; charset=\"UTF-8\";\n\n%v", s.FromName, s.FromMail, to, subject, message)
+
+	return smtp.SendMail(s.Host+":"+s.Port, auth, s.FromMail, []string{to}, []byte(msg))
+}