extends CharacterBody2D

const SPEED = 600.0
const JUMP_VELOCITY = -1000.0
const MAX_JUMP_DURATION = 0.3
const MIN_JUMP_DURATION = 0.01
const GRAVITY = 980
const FALL_GRAVITY_MULTIPLIER = 2

var jump_timer = 0.0
var is_jumping = false

func _physics_process(delta):
	# Apply gravity
	if not is_on_floor():
		var gravity_multiplier = FALL_GRAVITY_MULTIPLIER if velocity.y > 0 else 2
		velocity.y += GRAVITY * gravity_multiplier * delta

	# Handle Jump
	if Input.is_action_just_pressed("jump") and is_on_floor():
		start_jump()
	
	if is_jumping:
		if Input.is_action_pressed("jump"):
			continue_jump(delta)
		else:
			end_jump()

	# Handle horizontal movement
	var direction = Input.get_axis("move_left", "move_right")
	if direction:
		velocity.x = direction * SPEED
	else:
		velocity.x = move_toward(velocity.x, 0, SPEED)

	move_and_slide()

func start_jump():
	velocity.y = JUMP_VELOCITY
	is_jumping = true

func continue_jump(delta):
	pass

func end_jump():
	if velocity.y < 0:
		velocity.y *= 0.20
	is_jumping = false


func _on_kill_zone_body_entered(body: Node2D) -> void:
	pass # Replace with function body.