package input

import (
	"github.com/Zyko0/go-sdl3/sdl"
	"ponger/ecs"
)

func Poll(root ecs.IsGameObject, delta uint64) error {
	e := Event{
		Event: ecs.Event{
			Delta: delta,
		},
	}
	var event sdl.Event
	for sdl.PollEvent(&event) {
		switch event.Type {
		case sdl.EVENT_QUIT:
			return sdl.EndLoop
		case sdl.EVENT_MOUSE_MOTION:
			ev := event.MouseMotionEvent()
			e.Which = DeviceID(ev.Which)
			e.Dx = ev.Xrel
			e.Dy = ev.Yrel
		case sdl.EVENT_MOUSE_BUTTON_DOWN, sdl.EVENT_MOUSE_BUTTON_UP:
			ev := event.MouseButtonEvent()
			e.Which = DeviceID(ev.Which)
			e.JustPressed = ev.Down
			e.JustReleased = !ev.Down
			e.IsPressed = ev.Down
		}
	}
	ProcessTree(root, e)
	return nil
}