feat: write os and date info to config file

info.go

@@ -0,0 +1,62 @@
+package main
+
+import (
+	"log"
+	"os"
+	"runtime"
+	"time"
+)
+
+const ProgramName = "go-daemon"
+
+func checkExists(path string) (bool, error) {
+	_, err := os.Stat(path)
+	if err == nil {
+		return true, nil
+	}
+	if os.IsNotExist(err) {
+		return false, nil
+	}
+	return false, err
+}
+
+func main() {
+	// A SAMPLE COMMAND FOR LOGGING OS INFORMATION TO A DEDICATED FILE
+	// runtime.GOOS
+	userhome, err := os.UserHomeDir()
+	if err != nil {
+		log.Fatal(err)
+	}
+	configDir := userhome + "/.config/" + ProgramName + "/"
+	// TODO Will be replaced with a Go Config Library
+
+	if flag, err := checkExists(configDir); flag {
+		log.Println("Config dir already exists")
+		if err != nil {
+			log.Fatal(err)
+		}
+	} else if err := os.Mkdir(configDir, os.ModePerm); err != nil {
+		log.Fatal(err)
+	}
+
+	osInfo := []struct {
+		str1, str2 string
+	}{
+		{"OS", runtime.GOOS},
+		{"Time", time.Now().Format("2006.01.02 15:04:05")},
+	}
+
+	f, err := os.Create(configDir + "daemon.conf")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	defer f.Close()
+
+	for _, info := range osInfo {
+		_, err := f.WriteString(info.str1 + ": " + info.str2 + "\n")
+		if err != nil {
+			log.Fatal(err)
+		}
+	}
+}