package config

import (
	"log/slog"
	"os"
	"strings"

	"github.com/spf13/viper"
)

func ConfigDir() string {
	env := os.Getenv("CONFIG_PATH")
	if env != "" {
		return env
	}
	return "."
}

func Init() {
	// Read global config
	viper.SetConfigName("config")
	viper.SetConfigType("yaml")
	viper.AddConfigPath(ConfigDir())

	// Bind ENV
	viper.SetEnvKeyReplacer(strings.NewReplacer(".", "_"))
	viper.AutomaticEnv()

	conf := &config{}
	if err := viper.ReadInConfig(); err != nil {
		// Dont generate config when using dev mode
		slog.Error("[Config] Can't read config!", "err", err)
		os.Exit(1)
	}
	if err := viper.Unmarshal(conf); err != nil {
		slog.Error("[Condig] Can't unmarshal config!", "err", err)
		os.Exit(1)
	}
}