package client

import (
	"github.com/chompy/roguelike_rpg/internal/util"
	"github.com/hajimehoshi/ebiten/v2"
)

type Instance struct {
	Ctx   *GameContext
	State StateManager
}

func (i *Instance) Update() error {
	return i.State.Update()
}

func (i *Instance) Draw(screen *ebiten.Image) {
	i.State.Draw(screen)
}

func (i *Instance) Layout(outsideWidth, outsideHeight int) (int, int) {
	return 640, 360
}

func Start() error {

	assets, err := util.DefaultAssets()
	if err != nil {
		return err
	}

	ctx, err := NewGameContext(assets)
	if err != nil {
		return err
	}

	ebiten.SetWindowSize(1280, 720)
	ebiten.SetWindowTitle("ROGUELIKE RPG (WORKING TITLE)")
	ebiten.SetWindowResizingMode(ebiten.WindowResizingModeEnabled)

	inst := &Instance{
		Ctx: ctx,
	}
	if err := inst.State.ChangeState(&TitleState{ctx: ctx}); err != nil {
		return err
	}

	return ebiten.RunGame(inst)
}