extends AnimatedSprite

export(PackedScene) var object_scene: PackedScene = null

var is_player_inside: bool = false
var is_opened: bool = false
var has_key: bool = false

onready var animation_player: AnimationPlayer = get_node("AnimationPlayer")
onready var tween: Tween = get_node("Key/Tween")

func _ready() -> void:
    assert(object_scene!=null)
    animation_player.play("closed")
    $Key/KeySprite.visible = false
    
func _input(event: InputEvent) -> void:
    if is_player_inside and not is_opened:
      is_opened = true
      animation_player.play("open")
      _drop_object()

func _drop_object() -> void:
    #print($Key.position)
    $Key/KeySprite.visible = true
    tween.interpolate_property($Key, "position", Vector2(0,0), Vector2(0, -10), 1.0, Tween.TRANS_QUAD, 
                              Tween.EASE_OUT)
    tween.start()
    yield(tween, "tween_completed")
    $Key/KeySprite.visible = false
    
    
func _on_Area2D_player_entered(_player: KinematicBody2D) -> void:
    is_player_inside = true
    

func _on_Area2D_player_exited(_player: KinematicBody2D) -> void:
    is_player_inside = false