package config

import (
	"os"
	"path/filepath"

	"github.com/BurntSushi/toml"
)

type Ordoor struct {
	DataDir     string   `toml:"data_dir"`
	VideoPlayer []string `toml:"video_player"`
}

// Things set
type Options struct {
	PlayMovies   bool `toml:"play_movies"`
	Animations   bool `toml:"animations"`
	PlayMusic    bool `toml:"play_music"`
	CombatVoices bool `toml:"combat_voices"`
	ShowGrid     bool `toml:"show_grid"`
	ShowPaths    bool `toml:"show_paths"`
	PointSaving  bool `toml:"point_saving"`
	AutoCutLevel bool `toml:"auto_cut_level"`

	XRes int `toml:"x_resolution"`
	YRes int `toml:"y_resolution"`

	MusicVolume int `toml:"music_volume"`
	SFXVolume   int `toml:"sfx_volume"`

	UnitSpeed int `toml:"unit_speed"`
	AnimSpeed int `toml:"animation_speed"`
}

type Config struct {
	filename string `toml:"-"`

	Ordoor  `toml:"ordoor"`
	Options `toml:"options"`
}

func Load(filename string) (*Config, error) {
	var out Config

	_, err := toml.DecodeFile(filename, &out)
	if err != nil {
		return nil, err
	}

	out.filename = filename

	return &out, err
}

func (c *Config) Save() error {
	f, err := os.OpenFile(c.filename, os.O_WRONLY, 0644)
	if err != nil {
		return err
	}
	defer f.Close()

	return toml.NewEncoder(f).Encode(c)
}

// TODO: case-insensitive lookup
func (c *Config) DataFile(path string) string {
	return filepath.Join(c.DataDir, path)
}