package main

import (
	"flag"
	"io"
	"log/slog"
	"os"
	"strings"

	"github.com/hajimehoshi/ebiten/v2"

	"muhq.space/muhqs-game/go/activities"
	"muhq.space/muhqs-game/go/font"
	"muhq.space/muhqs-game/go/log"
)

const (
	WINDOW_WIDTH  = 800
	WINDOW_HEIGHT = 1024
)

var startDeckPath string

type app struct {
	windowWidth  int
	windowHeight int
}

func (a *app) Update() error {
	return activities.CurActivity().Update()
}

func (a *app) Draw(screen *ebiten.Image) {
	activities.CurActivity().Draw(screen)
}

func (a *app) Layout(outsideWidth, outsideHeight int) (int, int) {
	return a.windowWidth, a.windowHeight
}

func main() {
	font.InitFont()

	app := &app{}
	startMenu := NewStartMenu(app)

	flag.IntVar(&app.windowWidth, "windowWidth", WINDOW_WIDTH, "the window width")
	flag.IntVar(&app.windowHeight, "windowHeight", WINDOW_HEIGHT, "the window height")

	flag.StringVar(&startMenu.playerName, "player", "muhq", "player name")
	flag.StringVar(&startDeckPath, "deck", "", "deck list to load")

	flag.StringVar(&startMenu.mapPath, "map", "the-kraken", "the map to load")
	flag.StringVar(&startMenu.remote, "remote", "", "address of remote game to connect to")

	logLevel := flag.Int("logLevel", int(slog.LevelInfo.Level()), "active log level")
	loggedFilesVar := flag.String("loggedFiles", "", "files to log")
	flag.Parse()

	if *logLevel != int(slog.LevelInfo.Level()) || *loggedFilesVar != "" {
		loggedFiles := strings.Split(*loggedFilesVar, " ")
		log.Configure(loggedFiles, &slog.HandlerOptions{
			AddSource: true,
			Level:     slog.Level(*logLevel),
		})
	}

	ebiten.SetWindowSize(app.windowWidth, app.windowHeight)
	ebiten.SetWindowTitle("Muhq's Game")

	startMenu.Width, startMenu.Height = app.windowWidth, app.windowHeight

	if startDeckPath != "" {
		file, err := os.Open(startDeckPath)
		if err != nil {
			log.Fatal(err)
		}

		defer file.Close()

		deckList, err := io.ReadAll(file)
		if err != nil {
			log.Fatal(err)
		}
		startMenu.startDeck = string(deckList)
	} else {
		startMenu.startDeck = `1 nautics/barge
1 nautics/captain
1 nautics/fisher
1 nautics/galley`
	}

	activities.PushActivity(startMenu)
	if err := ebiten.RunGame(app); err != nil {
		if err != ebiten.Termination {
			log.Fatal(err)
		}
	}
}