extends Spatial

signal game_over
signal got_treasure(item_type)

export var play_time: float = 20.0

const loot_table = {
	#preload("res://")
}

var main: Node
var treasure := [] # is array of item_types

func _ready():
	$Timer.start(play_time)
	spawn_rocks(10)

func spawn_rocks(count: int):
	var locations: Array = get_tree().get_nodes_in_group("rock_spawn_location")
	locations.shuffle()
	for i in range(min(count, locations.size())):
		var location = locations[i]
		var rock = preload("res://scenes/rock.tscn").instance()
		location.add_child(rock)

func _on_collection_area_area_entered(area):
	if area.has_meta("owner"):
		area = area.get_meta("owner")
	area.queue_free()
	emit_signal("got_treasure", preload("res://item_types/ore.tres"))

func _process(delta):
	$"%progress_bar".value = $Timer.time_left * 100.0 / $Timer.wait_time

func _on_Timer_timeout():
	emit_signal("game_over")