extends KinematicBody

const norm_gravity = -100
var velocity = Vector3()
const MAX_SLOPE_ANGLE = 60
var has_reached_goal = false

func _ready():
	pass

func _physics_process(delta):
	if has_reached_goal:
		return
	
	# Keyboard input
	var direction = Vector3()
	
	if Input.is_action_pressed("ui_up"):
		direction += Vector3(0, 0, -1)
	if Input.is_action_pressed("ui_down"):
		direction += Vector3(0, 0, 1)
	if Input.is_action_pressed("ui_left"):
		direction += Vector3(-1, 0, 0)
	if Input.is_action_pressed("ui_right"):
		direction += Vector3(1, 0, 0)
		
	direction.y = 0
	direction = direction.normalized()
	
	# Speed
	var speed = 3.0
	direction *= speed
	
	# Gravity
	direction.y = norm_gravity * delta
	
	# Collision
	var floor_normal = Vector3(0, 1, 0)
	velocity = move_and_slide(direction, floor_normal, 0.05, 4, deg2rad(MAX_SLOPE_ANGLE))


#func _process(delta):
#	# Called every frame. Delta is time since last frame.
#	# Update game logic here.
#	pass

func reach_goal():
	has_reached_goal = true
	print("Reached goal")