refactor(logging): change logging to slog

main.go

@@ -3,10 +3,11 @@ package main
 import (
 	"fmt"
 	"io"
-	"log"
+	"log/slog"
 	"net"
 	"os"
 	"os/exec"
+	"path/filepath"
 	"strings"
 	"time"
 
@@ -32,30 +33,43 @@ type Config struct {
 var cfg Config
 
 func init() {
-	log.Println("Loading Config File")
-	viper.SetConfigFile("work-config.toml")
-	viper.SetConfigType("toml")
-	viper.AddConfigPath(".")
-	viper.AutomaticEnv()
-
-	err := viper.ReadInConfig()
+	configPath, err := os.UserConfigDir()
 	if err != nil {
-		log.Printf("error loading config file: %v", err)
+		slog.Error("Unable to find config path", "error", err)
+		return
 	}
+
+	workConfigPath := filepath.Join(configPath, "work")
+	configFile := filepath.Join(workConfigPath, "config.toml")
+
+	slog.Info("Looking for config file", "path", configFile)
+
+	if _, err := os.Stat(configFile); os.IsNotExist(err) {
+		slog.Error("Config file does not exist", "path", configFile)
+		return
+	}
+
+	viper.SetConfigFile(configFile)
+	viper.SetConfigType("toml")
+
+	err = viper.ReadInConfig()
+	if err != nil {
+		slog.Error("Error loading config file", "error", err)
+		return
+	}
+
+	slog.Info("Config file successfully loaded")
+
 	allSettings := viper.AllSettings()
-	log.Printf("All loaded settings: %+v", allSettings)
+	slog.Debug("Loaded settings", "config", allSettings)
 
 	err = viper.UnmarshalKey("default", &cfg)
 	if err != nil {
-		log.Printf("unable to decode into struct: %v", err)
+		slog.Error("Unable to decode into struct", "error", err)
 	}
 }
 
 func main() {
-	// err := LoadConfig()
-	// if err != nil {
-	// 	log.Printf("error: %v", err)
-	// }
 	var choice string
 	form := huh.NewForm(
 		huh.NewGroup(
@@ -80,14 +94,13 @@ func main() {
 
 	err := form.Run()
 	if err != nil {
-		fmt.Println("Error:", err)
+		slog.Error("Cannot run form", "error", err)
 		return
 	}
 
 	switch choice {
 	case "Start":
 		connect()
-		// startSequence()
 	case "stop Work":
 		runCommand("timew", "stop", "work")
 	case "start break":
@@ -118,13 +131,14 @@ func connect() {
 	wakeLou()
 	sshClient, err := ssh.Dial("tcp", cfg.SSHHost+":"+fmt.Sprintf("%v", cfg.SSHPort), makeSSHClient())
 	if err != nil {
-		log.Fatal("Failed to dial: ", err)
+		slog.Error("Failed to dial", "error", err)
+		return
 	}
 	defer sshClient.Close()
 
 	session, err := sshClient.NewSession()
 	if err != nil {
-		log.Fatal("Failed to create session: ", err)
+		slog.Error("Failed to create session", "error", err)
 	}
 	defer session.Close()
 
@@ -138,7 +152,7 @@ func connect() {
 func forwardPort(sshConn *ssh.Client, localPort, remoteHost, remotePort string) {
 	listener, err := net.Listen("tcp", "127.0.0.1:"+localPort)
 	if err != nil {
-		log.Printf("Fehler beim Öffnen des lokalen Ports %s: %v", localPort, err)
+		slog.Error("Error opening local port", "port", localPort, "error", err)
 		return
 	}
 	defer listener.Close()
@@ -146,13 +160,13 @@ func forwardPort(sshConn *ssh.Client, localPort, remoteHost, remotePort string)
 	for {
 		localConn, err := listener.Accept()
 		if err != nil {
-			log.Printf("Fehler beim Akzeptieren der Verbindung: %v", err)
+			slog.Error("Error accepting connection", "error", err)
 			continue
 		}
 
 		remoteConn, err := sshConn.Dial("tcp", remoteHost+":"+remotePort)
 		if err != nil {
-			log.Printf("Fehler beim Verbinden zum Remote-Host %s:%s: %v", remoteHost, remotePort, err)
+			slog.Error("Error connecting to remote host", "host", remoteHost, "port", remotePort, "error", err)
 			localConn.Close()
 			continue
 		}
@@ -172,12 +186,14 @@ func makeSSHClient() *ssh.ClientConfig {
 	keypath := os.ExpandEnv("$HOME/.ssh/hegenberg")
 	keyBytes, err := os.ReadFile(keypath)
 	if err != nil {
-		log.Fatalf("Failed to read private key: %s", err)
+		slog.Error("Failed to read private key", "error", err)
+		os.Exit(1)
 	}
 
 	key, err := ssh.ParsePrivateKeyWithPassphrase(keyBytes, []byte(cfg.RDPPassword))
 	if err != nil {
-		log.Fatalf("Failed to parse private key: %s", err)
+		slog.Error("Failed to parse private key", "error", err)
+		os.Exit(1)
 	}
 
 	return &ssh.ClientConfig{
@@ -197,7 +213,7 @@ func runCommand(name string, args ...string) {
 	cmd.Stdin = os.Stdin
 	err := cmd.Run()
 	if err != nil {
-		fmt.Println("Error:", err)
+		slog.Error("Command execution error", "command", name, "args", args, "error", err)
 	}
 }
 
@@ -216,7 +232,7 @@ func wakeLou() {
 		cfg.VardaHost,
 		cfg.LouMac)
 	args := strings.Split(sshCommand, " ")
-	log.Println(args)
+	slog.Info("Executing wake command", "args", args)
 	runCommand("ssh", args[1:]...)
 }