chore: sendmail helper uses configuration

cmd/sendmail/main.go

@@ -1,11 +1,16 @@
 package main
 
 import (
+	"fmt"
 	"log"
 	"log/slog"
 	"net/smtp"
+	"os"
 
+	"git.nakama.town/fmartingr/gotoolkit/encoding"
 	"github.com/emersion/go-sasl"
+
+	"git.nakama.town/fmartingr/smtp2shoutrrr"
 )
 
 // The ANONYMOUS mechanism name.
@@ -59,14 +64,44 @@ func NewPlainClient(identity, username, password string) smtp.Auth {
 }
 
 func main() {
+	var config smtp2shoutrrr.Config
+	configPath := "config.toml"
+
+	f, err := os.Open(configPath)
+	if err != nil {
+		slog.Error("Error opening config file", slog.String("err", err.Error()), slog.String("path", configPath))
+		return
+	}
+
+	enc := encoding.NewTOMLEncoding()
+	if err := enc.DecodeReader(f, &config); err != nil {
+		slog.Error("Error decoding config file", slog.String("err", err.Error()), slog.String("path", configPath))
+		return
+	}
+
+	config.SetDefaults()
+
 	// hostname is used by PlainAuth to validate the TLS certificate.
 	hostname := "localhost"
-	auth := NewPlainClient("", "username", "password")
+	auth := NewPlainClient("", config.Username, config.Password)
 	// auth := NewAnonymousClient("test")
-	recipients := []string{"something@something.com", "caca@caca.com"}
-	msg := []byte("\r\nwithout title")
+
+	slog.Info("Using first recipient configuration to send a test email")
+
+	if len(config.Recipients) == 0 {
+		slog.Error("No recipients found in configuration")
+		return
+	}
+
+	if len(config.Recipients[0].Addresses) == 0 {
+		slog.Error("No email addresses found in first recipient configuration")
+		return
+	}
+
+	recipients := []string{config.Recipients[0].Addresses[0]}
+	msg := []byte("Subject: Test notification\r\n\r\nThis is a test notification")
 	from := "hello@localhost"
-	err := smtp.SendMail(hostname+":11025", auth, from, recipients, msg)
+	err = smtp.SendMail(fmt.Sprintf("%s:%d", hostname, config.Port), auth, from, recipients, msg)
 	if err != nil {
 		log.Fatal(err)
 	}