extends RigidBody2D

signal clicked

var held = false

@onready var Blood = preload("res://blood.tscn")
var contact_point = Vector2.ZERO

func _on_input_event(viewport, event, shape_idx):
	if event is InputEventMouseButton and event.button_index == MOUSE_BUTTON_LEFT:
		if event.pressed:
			print("clicked")
			clicked.emit(self)

func _physics_process(delta):
	if held:
		var mouse_position = clamp(get_global_mouse_position(),Vector2.ZERO,Vector2(640,480))
		global_transform.origin = mouse_position
		
func pickup():
	if held:
		return
	freeze = true
	held = true
	
func drop(impulse=Vector2.ZERO):
	if held:
		freeze = false
		apply_central_impulse(impulse)
		held = false


func _integrate_forces(state):
	contact_point = state.get_contact_collider_position(0)

func _on_body_entered(body: Node) -> void:
	if abs(linear_velocity.x) > 200 or abs(linear_velocity.y) > 200:
		%AudioStreamPlayer.play()
		%Impact_noise.play()
		%Timer.start()
		var blood = Blood.instantiate()
		var random_position = Vector2(randf_range(-70,70),randf_range(-50,50))
		blood.global_position = contact_point + random_position
		get_parent().add_child(blood)
		battle_damage()
	
func battle_damage():
	print(%Bruising.modulate.a)
	if %Bruising.modulate.a < 1:
		%Bruising.modulate.a += randf_range(0,0.1)
	if %Bruising.modulate.a > 0.5:
		%Bleeding.modulate.a += randf_range(0,0.05)
	if %Bleeding.modulate.a > 0.9:
		%HeavyBleeding.modulate.a += randf_range(0,0.025)