package config

import (
	"io"
	"os"
	"path/filepath"

	"gopkg.in/yaml.v2"

	"git.janky.solutions/finn/conflib"
)

type Config struct {
	StoragePool string `default:"default" yaml:"storage_pool"`
	Network     string `yaml:"network"`
	Bridge      string `yaml:"bridge"`
}

var C Config

func Load() (err error) {
	loader := conflib.Loader[Config]{AllowNoSources: true}

	C, err = loader.Load(filepath.Join(os.Getenv("HOME"), ".config", "mkvm.yaml"))
	if err != nil {
		return err
	}

	if C.Network == "" && C.Bridge == "" {
		C.Network = "default"
	}

	return nil
}

func init() {
	conflib.RegisterParser(".yaml", func(target any, f io.Reader) error { return yaml.NewDecoder(f).Decode(target) })
}