package game

import (
	"image"

	"github.com/hajimehoshi/ebiten/v2"
	"github.com/mlange-42/arche/ecs"
)

type Game struct {
	World                     *ecs.World
	Bounds                    image.Rectangle
	ScreenWidth, ScreenHeight int
	CurrentLevel              int
	Scenes                    []Scene
}

func NewGame(width, height, startlevel int) *Game {
	world := ecs.NewWorld()

	game := &Game{
		Bounds:       image.Rectangle{},
		CurrentLevel: startlevel,
		World:        &world,
		ScreenWidth:  width,
		ScreenHeight: height,
	}

	levelscene := NewLevelScene(game, startlevel)
	game.Scenes = append(game.Scenes, levelscene)

	return game
}

func (game *Game) Update() error {
	for _, scene := range game.Scenes {
		scene.Update()
	}

	return nil
}

func (game *Game) Draw(screen *ebiten.Image) {
	for _, scene := range game.Scenes {
		scene.Draw(screen)
	}
}

func (g *Game) Layout(newWidth, newHeight int) (int, int) {
	return g.ScreenWidth, g.ScreenHeight
}