extends SeedpacketHandler

## Seedpacket handler for hotbar plants.

class_name HotbarHandler

## Is current state valid for use?

var valid_state : bool = true
var enough_sun : bool = true

func _init(packet : Seedpacket) -> void:
	super._init(packet)
	LevelEventBus.state_changed.connect(on_level_state_changed)
	LevelEventBus.sun_count_updated.connect(on_sun_count_updated)

func exit() -> void:
	LevelEventBus.state_changed.disconnect(on_level_state_changed)
	LevelEventBus.sun_count_updated.disconnect(on_sun_count_updated)

func is_avaiable():
	return valid_state and enough_sun

func on_level_state_changed(state : LevelData.LevelStates):
	valid_state = state == LevelData.LevelStates.PlantPick or state == LevelData.LevelStates.Game
	if state == LevelData.LevelStates.Game:
		enough_sun = LevelData.sun_count >= seedpacket.held_resource.cost
	seedpacket.update_contents()

func on_sun_count_updated(to : float):
	enough_sun = to >= seedpacket.held_resource.cost
	seedpacket.update_contents()