extends Node3D



@export var meshInstance: MeshInstance3D
@export var preview_shader: ShaderMaterial
@export var ActionNode: Node3D

var default_shaders: Array
var static_body: StaticBody3D
#var ActionNode: Node3D
var is_placed: bool = false

func _ready() -> void:
	BuildManager.preview_created.connect(_on_preview_create)
	BuildManager.object_placed.connect(_on_object_placed)
	set_default_shaders()
	
	static_body = $StaticBody3D
	
	
	ActionNode = $ActionNode
	
func set_default_shaders():
	var amount_shaders = meshInstance.get_surface_override_material_count()
	default_shaders.resize( amount_shaders)
	
	for i in amount_shaders:
		default_shaders[i] = meshInstance.get_surface_override_material(i)

func restore_default_shaders():
	for i in meshInstance.get_surface_override_material_count():
		meshInstance.set_surface_override_material(i,default_shaders[i])
	pass

func set_preview_shader_color():
	if true:
		set_green_color()
	for i in meshInstance.get_surface_override_material_count():
		meshInstance.set_surface_override_material(i,preview_shader)
	pass

func set_green_color():
	preview_shader.set_shader_parameter("color", Vector3(0,1.0,0))
	
func set_red_color():
	preview_shader.set_shader_parameter("color", Vector3(1.0,0,0))
	pass



func _on_preview_create():
	set_preview_shader_color()


func _on_object_placed(build_postion):
	
	is_placed = true
	static_body.input_ray_pickable = true
	static_body.mouse_entered.connect(_on_mouse_enter)
	static_body.mouse_exited.connect(_on_mouse_exit)
	restore_default_shaders()


func enable_outline():
	for i in meshInstance.get_surface_override_material_count():
		var material = meshInstance.get_surface_override_material(i)
		if material.next_pass != null:
			meshInstance.get_surface_override_material(i).next_pass.set_shader_parameter("is_active", true)
func disable_outline():
	for i in meshInstance.get_surface_override_material_count():
			var material = meshInstance.get_surface_override_material(i)
			if material.next_pass != null:
				meshInstance.get_surface_override_material(i).next_pass.set_shader_parameter("is_active", false)



func  _on_mouse_enter():
	enable_outline()
func _on_mouse_exit():
	disable_outline()