tool
extends EditorPlugin

#var editor_packed_scene = preload("res://addons/mat_maker_gd/editor/MatMakerGDEditor.tscn")
#var editor_scene = null
#var tool_button : ToolButton = null

var folders : PoolStringArray = [
	"res://addons/mat_maker_gd/nodes/uniform",
	"res://addons/mat_maker_gd/nodes/noise",
	"res://addons/mat_maker_gd/nodes/filter",
	"res://addons/mat_maker_gd/nodes/gradient",
	"res://addons/mat_maker_gd/nodes/pattern",
	"res://addons/mat_maker_gd/nodes/sdf2d",
	"res://addons/mat_maker_gd/nodes/sdf3d",
	"res://addons/mat_maker_gd/nodes/transform",
	"res://addons/mat_maker_gd/nodes/simple",
	"res://addons/mat_maker_gd/nodes/other",
]

func _enter_tree():
	for s in folders:
		evaluate_folder(s)

func evaluate_folder(folder : String) -> void:
	var category : String = folder.substr(folder.find_last("/") + 1)
	
	var dir = Directory.new()
	if dir.open(folder) == OK:
		dir.list_dir_begin()
		var file_name = dir.get_next()
		while file_name != "":
			if !dir.current_is_dir():
				#print("Found file: " + file_name)
				var file : String = folder + "/" + file_name
				
				MMAlgos.register_node_script(category, file)

			file_name = dir.get_next()
	else:
		print("An error occurred when trying to access the path.")

#func _enter_tree():
#	editor_scene = editor_packed_scene.instance()
#	editor_scene.set_plugin(self)
#	tool_button = add_control_to_bottom_panel(editor_scene, "MMGD")
#	tool_button.hide()
	
#func _exit_tree():
#	remove_control_from_bottom_panel(editor_scene)
#	if editor_scene:
#		editor_scene.queue_free()
#	editor_scene = null
#	tool_button = null

#func handles(object):
#	return object is MMMaterial
#
#func edit(object):
#	#if editor_scene:
#	#	make_bottom_panel_item_visible(editor_scene)
#
#	if object is MMMaterial:
#		editor_scene.set_mmmaterial(object as MMMaterial)
#
#func make_visible(visible):
#	if tool_button:
#		if visible:
#			tool_button.show()
#		else:
#			#if tool_button.pressed:
#			#	tool_button.pressed = false
#
#			if !tool_button.pressed:
#				tool_button.hide()
	
func get_plugin_icon():
	return null
	
func get_plugin_name():
	return "MatMakerGD"

func has_main_screen():
	return false