config and databse should be close to done

config.go

@@ -1,9 +1,11 @@
 package main
 
 import (
-	"fmt"
+	"os"
+	"time"
 
 	"github.com/kkyr/fig"
+	"github.com/rs/zerolog"
 )
 
 type Config struct {
@@ -12,19 +14,45 @@ type Config struct {
 		Port string `fig:"port" default:"3000"`
 	}
 	Logger struct {
-		Level string `fig:"level" default:"error"`
+		Level       string `fig:"loglevel" default:"info"`
+		LoggingFile string `fig:"loggingFile" default:"./app/log/goInventorize.log"`
 	}
 }
 
-func LoadConfig(server *Server) error {
+func LoadConfig(s *Server) error {
 	var cfg Config
-	err := fig.Load(&cfg, fig.File("config.yaml"), fig.Dirs("./config"), fig.UseEnv(""))
+	err := fig.Load(&cfg, fig.File("config.yaml"), fig.Dirs("./app/config"), fig.UseEnv("")) // Load in config.yaml, then overwrite with ENV variables
 	if err != nil {
 		return err
 	}
-	fmt.Println("Configuration loaded successfully...")
-	fmt.Println("PORT: ", cfg.Server.Port)
-	fmt.Println("TZ: ", cfg.Timezone)
-	server.Config = &cfg
+	logFile, err := os.OpenFile(cfg.Logger.LoggingFile, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666) // Open/Create log file for writting to log
+	if err != nil {
+		return err
+	}
+	switch cfg.Logger.Level { // Setting our logging level
+	case "error":
+		zerolog.SetGlobalLevel(zerolog.ErrorLevel)
+	case "warn":
+		zerolog.SetGlobalLevel(zerolog.WarnLevel)
+	case "debug":
+		zerolog.SetGlobalLevel(zerolog.DebugLevel)
+	default:
+		zerolog.SetGlobalLevel(zerolog.InfoLevel)
+
+	}
+	loc, err := time.LoadLocation(cfg.Timezone) // Getting our timezone info from config
+	if err != nil {
+		return err
+	}
+	s.LogFile = logFile
+	zerolog.TimestampFunc = func() time.Time { // Making sure our logger writes in the correct tz
+		return time.Now().In(loc)
+	}
+	s.Log = zerolog.New(logFile).With().Timestamp().Logger()
+
+	defer logFile.Close()
+	s.Log.Info().Msg("Configuration loaded successfully...")
+	s.Log.Debug().Msgf("Values: Server Port: %s Logging File: %s Logging Level: %s Timezone: %s", cfg.Server.Port, cfg.Logger.LoggingFile, cfg.Logger.Level, cfg.Timezone)
+	s.Config = &cfg
 	return nil
 }