package config

import (
	"log"
	"os"
	"github.com/joho/godotenv"
)

type Config struct {
	ServerPort string
	DBDriver   string
	DBPath     string
	HMACSecret string
}

func Load() Config {
	if err := godotenv.Load(); err != nil {
		log.Println("ERRO: .env not found.")
	}

	cfg := Config{
		ServerPort: os.Getenv("SERVER_PORT"),
		DBDriver:   os.Getenv("DB_DRIVER"),
		DBPath:     os.Getenv("DB_PATH"),
		HMACSecret: os.Getenv("HMAC_SECRET"),
	}

	if cfg.ServerPort == "" {
		log.Fatal("ERRO: SERVER_PORT not found.")
	}
	if cfg.DBDriver == "" {
		log.Fatal("ERRO: DB_DRIVER not found.")
	}
	if cfg.DBPath == "" {
		log.Fatal("ERRO: DB_PATH not found.")
	}
	if cfg.HMACSecret == "" {
		log.Fatal("ERRO: HMAC_SECRET not found.")
	}

	return cfg
}