extends CharacterBody3D

const SPEED = 5.0
const JUMP_VELOCITY = 4.5

# Get the gravity from the project settings to be synced with RigidBody nodes.
var gravity = ProjectSettings.get_setting("physics/3d/default_gravity")
var mouse_origin

@export var sensitivity = 200

func _physics_process(delta):
	
	# Add the gravity.
	if not is_on_floor():
		velocity.y -= gravity * delta

	# Handle jump.
	if Input.is_action_just_pressed("ui_accept") and is_on_floor():
		velocity.y = JUMP_VELOCITY

	var direction = Vector3.ZERO
	var modifier = 1
	# We check for each move input and update the direction accordingly.
	if Input.is_action_pressed("move_right"):
		rotation.y -= 0.04
	if Input.is_action_pressed("move_left"):
		rotation.y += 0.04
	if Input.is_action_pressed("move_back"):
		direction += transform.basis.z
		modifier = 0.5
		$"Pivot/Root Scene/AnimationPlayer".play("CharacterArmature|Run_Back")
	if Input.is_action_pressed("move_forward"):
		direction -= transform.basis.z
		$"Pivot/Root Scene/AnimationPlayer".play("CharacterArmature|Run")
	if direction != Vector3.ZERO && is_on_floor():
		direction = direction.normalized()
		velocity.x = direction.x * SPEED * modifier
		velocity.z = direction.z * SPEED * modifier
	elif is_on_floor():
		$"Pivot/Root Scene/AnimationPlayer".play("CharacterArmature|Idle")
		velocity.x = 0
		velocity.z = 0

	move_and_slide()

func _input(event):
	# Changing mouse to Warp Mode on right mouse
	if event is InputEventMouseButton && event.button_index == 2:
		if event.pressed == true:
			Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED)
			mouse_origin = event.position
		if event.pressed == false:
			Input.set_mouse_mode(Input.MOUSE_MODE_VISIBLE)
	# Handling rotation on mouse movement
	if Input.is_action_pressed("right_click"):
		if event is InputEventMouseMotion:
			rotation.y -=  event.relative.x / sensitivity
			$CameraPivot.rotation.x -= event.relative.y / sensitivity
			$CameraPivot.rotation.x = clamp($CameraPivot.rotation.x, deg_to_rad(-45), deg_to_rad(90))