@tool
extends EditorPlugin

var menu_parent: Node
var skill_popup: PopupMenu
var short_cut_popup: PopupMenu
var skill_cfg_list: Array[SkillCfg]
var short_cut_path_list: Array[String]
var selected_skill_file: String


func _enter_tree():
	var root: Node = EditorInterface.get_editor_main_screen()
	while root.get_parent() != null:
		root = root.get_parent()
	menu_parent = root.get_child(0).get_child(4).get_child(0).get_child(0).get_child(0)
	if not menu_parent:
		print("menu_parent is null")
		return

	## 技能配置
	skill_popup = PopupMenu.new()
	skill_popup.name = "技能配置"
	menu_parent.add_child(skill_popup)
	skill_popup.about_to_popup.connect(skill_popup_about_to_popup)
	skill_popup.index_pressed.connect(skill_popup_index_pressed)

	## 快捷方式
	short_cut_popup = PopupMenu.new()
	short_cut_popup.name = "快捷方式"
	menu_parent.add_child(short_cut_popup)
	short_cut_popup.index_pressed.connect(short_cut_index_pressed)

	add_short_cut("配置-角色", "res://config/character")
	add_short_cut("配置-武器技能", "res://config/skill_player_weapon")
	add_short_cut("资产-技能特效", "res://scene/effect/particle")
	add_short_cut("资产-AI", "res://scene/ai")
	add_short_cut("资产-场景活动物件", "res://scene/level_active")
	add_short_cut("编辑场景-关卡", "res://scene/level/level.tscn")
	add_short_cut("编辑场景-角色", "res://scene/character/character.tscn")
	add_short_cut("打印meshlib-main", "res://resource/mesh_library/mesh_library_main.tres")
	add_short_cut("打印meshlib-sub", "res://resource/mesh_library/mesh_library_sub.tres")
	add_short_cut("打印meshlib-deco1", "res://resource/mesh_library/mesh_library_deco1.tres")
	add_short_cut("打印meshlib-deco2", "res://resource/mesh_library/mesh_library_deco2.tres")
	add_short_cut("打印meshlib-chara", "res://resource/mesh_library/mesh_library_chara.tres")
	add_short_cut("功能-修复meshlib材质", "func_fix_mesh")


func add_short_cut(target_name: String, path: String):
	short_cut_popup.add_item(target_name)
	short_cut_path_list.append(path)


func skill_popup_about_to_popup():
	skill_cfg_list.clear()
	skill_popup.set_item_count(0)
	skill_cfg_list = Util.get_all_skill()
	for skill_cfg in skill_cfg_list:
		skill_popup.add_item(skill_cfg.get_res_name())


func skill_popup_index_pressed(index: int):
	EditorInterface.select_file(skill_cfg_list[index].resource_path)


func short_cut_index_pressed(index: int):
	var short_cut_path: String = short_cut_path_list[index]
	if short_cut_path.ends_with(".tscn"):
		EditorInterface.select_file(short_cut_path)
		EditorInterface.open_scene_from_path(short_cut_path)
		return
	elif short_cut_path.ends_with(".tres"):
		#todo 目前只有meshlib
		var mesh_library: MeshLibrary = ResourceLoader.load(short_cut_path)
		print("[", short_cut_path, "]")
		for item_id: int in mesh_library.get_item_list():
			var mesh: Mesh            = mesh_library.get_item_mesh(item_id)
			var surface_count: int    = mesh.get_surface_count()
			var material_name: String = "null"
			if surface_count > 0:
				material_name = mesh.surface_get_material(0).resource_path
				if material_name.begins_with("res://.godot/imported"):
					material_name = "inner"
				elif material_name.begins_with("res://render/material"):
					material_name = material_name.trim_prefix("res://render/material/").trim_suffix(".tres")
				else:
					material_name = "null"
			print("[", item_id, "]", mesh_library.get_item_name(item_id), "::", material_name)
	elif short_cut_path == "func_fix_mesh":
		var material: Material = ResourceLoader.load("res://render/material/level_grid_block.tres")
		var dir_path: String   = "res://resource/mesh_library"
		var dir: DirAccess     = DirAccess.open(dir_path)
		for file: String  in dir.get_files():
			var path: String   = dir_path + "/" + file
			var res: Resource  = load(path)
			var fix_count: int = 0
			if not res is MeshLibrary:
				continue
			var mesh_library: MeshLibrary = res as MeshLibrary
			for item_id: int in mesh_library.get_item_list():
				var mesh: Mesh = mesh_library.get_item_mesh(item_id)
				for surface_id: int in range(mesh.get_surface_count()):
					if not mesh.surface_get_material(surface_id) == material:
						fix_count += 1
						mesh.surface_set_material(surface_id, material)
						ResourceSaver.save(mesh, mesh.get_path())
			ResourceSaver.save(res, path)
			print("修复meshlib材质(", fix_count, "):", path)
	else:
		EditorInterface.select_file(short_cut_path)


func _process(delta: float) -> void:
	var selected_paths: PackedStringArray = EditorInterface.get_selected_paths()
	if len(selected_paths) != 1:
		return
	var selected_path: String = selected_paths[0]
	if selected_skill_file == selected_path:
		return
	selected_skill_file = selected_path
	if not selected_path.ends_with(".tres"):
		return
	var res := ResourceLoader.load(selected_path)
	if not res is SkillCfg:
		return
	var skill_cfg: SkillCfg = res as SkillCfg

	if not skill_cfg.skill_animation:
		return

	EditorInterface.open_scene_from_path("res://scene/character/character.tscn")
	var root: Node                       = EditorInterface.get_edited_scene_root()
	var character_skill: AnimationPlayer = root.find_child("Skill") as AnimationPlayer
	var animation_name: String           = "animation_library/%s" % Util.get_resource_name(res)
	if not character_skill.has_animation(animation_name):
		print("技能动画不存在:", animation_name)
		return

	character_skill.current_animation = animation_name
	EditorInterface.edit_node(character_skill)
	EditorInterface.edit_resource(res)


func _exit_tree():
	remove_tool_menu_item("Test")
	if skill_popup: skill_popup.queue_free()
	if short_cut_popup: short_cut_popup.queue_free()