package config

import "os"

type Config struct {
	AppEnv               string
	ServerHost           string
	ServerPort           string
	DatabasePath         string
	EncryptionKey        string
	ArtworkCacheDir      string
	MediaRoot            string
	CORSOrigins          string
	DefaultAdminUsername string
	DefaultAdminPassword string
}

func Load() Config {
	return Config{
		AppEnv:               getenv("APP_ENV", "development"),
		ServerHost:           getenv("SERVER_HOST", "0.0.0.0"),
		ServerPort:           getenv("SERVER_PORT", "4040"),
		DatabasePath:         getenv("DATABASE_PATH", "./data/app.db"),
		EncryptionKey:        getenv("APP_ENCRYPTION_KEY", "temporserv-dev-insecure-key"),
		ArtworkCacheDir:      getenv("ARTWORK_CACHE_DIR", "./data/artwork"),
		MediaRoot:            getenv("MEDIA_ROOT", "./media"),
		CORSOrigins:          getenv("CORS_ORIGINS", "http://localhost:5173"),
		DefaultAdminUsername: getenv("DEFAULT_ADMIN_USERNAME", "demo"),
		DefaultAdminPassword: getenv("DEFAULT_ADMIN_PASSWORD", "demo"),
	}
}

func (c Config) Address() string {
	return c.ServerHost + ":" + c.ServerPort
}

func getenv(key, fallback string) string {
	value := os.Getenv(key)
	if value == "" {
		return fallback
	}
	return value
}