package config

import "os"

type Config struct {
	ScreenID      string
	ServerBaseURL string
	MQTTBroker    string
}

func Load() Config {
	return Config{
		ScreenID:      getenv("MORZ_INFOBOARD_SCREEN_ID", "unset-screen"),
		ServerBaseURL: getenv("MORZ_INFOBOARD_SERVER_URL", "http://127.0.0.1:8080"),
		MQTTBroker:    getenv("MORZ_INFOBOARD_MQTT_BROKER", "tcp://127.0.0.1:1883"),
	}
}

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

	return value
}