package config

import (
	"os"

	log "github.com/sirupsen/logrus"
)

// Config holds application configuration
type Config struct {
	HTTPPort string
	UDPPort  string
	LogLevel string
}

// Load loads configuration from file or environment variables
func Load(configFile string) *Config {
	cfg := &Config{
		HTTPPort: getEnvOrDefault("HTTP_PORT", "3001"),
		UDPPort:  getEnvOrDefault("UDP_PORT", "4210"),
		LogLevel: getEnvOrDefault("LOG_LEVEL", "info"),
	}

	// TODO: Load from config file if provided
	if configFile != "" {
		log.WithField("file", configFile).Info("Loading configuration from file")
		// Implement file loading here if needed
	}

	return cfg
}

// getEnvOrDefault returns environment variable value or default
func getEnvOrDefault(key, defaultValue string) string {
	if value := os.Getenv(key); value != "" {
		return value
	}
	return defaultValue
}