extends Node2D

var cameraLimitTop
var rng = RandomNumberGenerator.new()

var riding = false

var cow

var velocity = 0
var bounceVelocity = -110

var gravity = 80

var boingSoundPlayer:AudioStreamPlayer2D
var boingSounds = []

var lastBoingIndex = -1

func _ready():
	cow = GameVariables.player
	cow.moved.connect(move_request)
	initialize_boing_sounds()

func initialize_boing_sounds():
	boingSoundPlayer = $BoingSounds
	boingSounds.append(load("res://Sounds/SFX/Boings/boing1.mp3"))
	boingSounds.append(load("res://Sounds/SFX/Boings/boing2.mp3"))
	boingSounds.append(load("res://Sounds/SFX/Boings/boing3.mp3"))
	boingSounds.append(load("res://Sounds/SFX/Boings/boing4.mp3"))
	boingSounds.append(load("res://Sounds/SFX/Boings/boing5.mp3"))

func play_boing():
	var newIndex = rng.randi_range(0, boingSounds.size() - 1)
	
	if newIndex == lastBoingIndex:
		newIndex = rng.randi_range(0, boingSounds.size() - 1)
	
	boingSoundPlayer.stream = boingSounds[newIndex]
	boingSoundPlayer.play()
	lastBoingIndex = newIndex

func _process(delta):
	if riding:
		cow.global_position = global_position + Vector2(0, 0.02)
		cow.movementTarget = cow.global_position
		
		velocity += gravity * 1/2 * delta
		cow.get_node("Visuals").position.y += velocity * delta
		velocity += gravity * 1/2 * delta
		
		if cow.get_node("Visuals").position.y > 0:
			bounce()

func move_request():
	if riding:
		get_off()

func bounce():
	cow.get_node("Visuals").position.y = 0
	velocity = bounceVelocity
	
	LevelManager.add_XP("trampolining", 2)
	play_boing()

func get_off():
	riding = false
	cow.reset_visuals_pos()
	
	velocity = 0
	GameVariables.camera.limit_top = cameraLimitTop
	
	cow.global_position = global_position + Vector2(0, 110)
	GameVariables.player.change_state("Idle")

func ride():
	cameraLimitTop = GameVariables.camera.limit_top
	GameVariables.camera.limit_top = -10000
	
	cow.clear_swimming_areas()
	cow.get_node("Visuals").position.y = 0
	velocity = bounceVelocity
	
	riding = true