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extends CanvasLayer


func _ready() -> void:
	Game.score_changed.connect(func():
		%Score.text = str(Game.score)
	)
	
	Game.speed_changed.connect(func():
		%Speed.text = str(Game.speed).pad_decimals(1) + "x"
	)


func _on_button_blocker_gui_input(event: InputEvent) -> void:
	if event.is_action_pressed("select"):
		Game.selected_unit_type = preload("res://Units/Blocker.tscn")

func _on_button_digger_gui_input(event: InputEvent) -> void:
	if event.is_action_pressed("select"):
		Game.selected_unit_type = preload("res://Units/Digger.tscn")

func _on_button_miner_gui_input(event: InputEvent) -> void:
	if event.is_action_pressed("select"):
		Game.selected_unit_type = preload("res://Units/Miner.tscn")


func _on_button_plus_gui_input(event: InputEvent) -> void:
	if event.is_action_pressed("select"):
		Game.speed = min(Game.speed + 0.5, 5)

func _on_button_minus_gui_input(event: InputEvent) -> void:
	if event.is_action_pressed("select"):
		Game.speed = max(Game.speed - 0.5, 0.5)