#!/usr/bin/env python
# -*- coding: utf-8 -*-

#===================================== 1. Module Imports =====================================
import maya.cmds as cmds
import maya.mel as mel
import sys
import os

from scripts.ui.widgets import (BaseWidget, LODGroup, IconButton, SearchLineEdit)

try:
    from PySide2 import QtCore, QtGui, QtWidgets
    from shiboken2 import wrapInstance
    print("从PySide2加载Qt和shiboken2")
except ImportError:
    try:
        from PySide6 import QtCore, QtGui, QtWidgets
        from shiboken6 import wrapInstance
        print("从PySide6加载Qt和shiboken6")
    except ImportError:
        try:
            from PySide import QtCore, QtGui, QtWidgets
            from shiboken import wrapInstance
            print("从PySide加载Qt和shiboken")
        except ImportError as e:
            print(f"Qt加载失败: {str(e)}")
            QtCore = QtGui = QtWidgets = None
            wrapInstance = None

#===================================== 2. Model Tab Class =====================================
class ModelTab(BaseWidget):
    """模型标签页"""
    def __init__(self, parent=None):
        super(ModelTab, self).__init__(parent)
        
    def setup_ui(self):
        layout = QtWidgets.QVBoxLayout(self)
        
        # 创建滚动区域
        scroll = QtWidgets.QScrollArea()
        scroll.setWidgetResizable(True)
        scroll.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
        layout.addWidget(scroll)
        
        # 创建内容控件
        content = QtWidgets.QWidget()
        content_layout = QtWidgets.QVBoxLayout(content)
        scroll.setWidget(content)
        
        # 添加LOD组
        for i in range(8):
            lod_group = LODGroup(i)
            content_layout.addWidget(lod_group)
            
        # 添加LOD功能组
        lod_tools = self.create_lod_tools()
        content_layout.addWidget(lod_tools)
        
        # 添加模型工具组
        model_tools = self.create_model_tools()
        content_layout.addWidget(model_tools)
        
        content_layout.addStretch()
        
    def create_lod_tools(self):
        """创建LOD功能组"""
        group = QtWidgets.QGroupBox("LOD功能")
        layout = QtWidgets.QHBoxLayout(group)
        
        # 自定加载模型
        load_btn = IconButton("load_meshes.png", "自定加载模型")
        load_btn.clicked.connect(self.load_custom_models)
        layout.addWidget(load_btn)
        
        # 标准化命名
        name_btn = IconButton("standardized_naming.png", "标准化命名")
        name_btn.clicked.connect(self.standardize_naming)
        layout.addWidget(name_btn)
        
        # 自动分组
        group_btn = IconButton("automatic_grouping.png", "自动分组")
        group_btn.clicked.connect(self.auto_group)
        layout.addWidget(group_btn)
        
        layout.addStretch()
        return group
        
    def create_model_tools(self):
        """创建模型工具组"""
        group = QtWidgets.QGroupBox("模型工具")
        layout = QtWidgets.QVBoxLayout(group)
        
        # 拓扑和LOD选择
        options = QtWidgets.QHBoxLayout()
        
        # 拓扑结构选择
        options.addWidget(QtWidgets.QLabel("拓扑结构:"))
        topo_combo = QtWidgets.QComboBox()
        topo_combo.addItem("MetaHuman")
        options.addWidget(topo_combo)
        
        # LOD选择
        options.addWidget(QtWidgets.QLabel("选择LOD:"))
        lod_combo = QtWidgets.QComboBox()
        lod_combo.addItem("全部")
        for i in range(8):
            lod_combo.addItem(f"LOD{i}")
        options.addWidget(lod_combo)
        
        options.addStretch()
        layout.addLayout(options)
        
        # 工具按钮
        tools = QtWidgets.QHBoxLayout()
        
        tool_buttons = [
            ("模型分离", "polySplitVertex.png", self.split_model),
            ("生成面部配件", "supplement_meshes.png", self.generate_facial_accessories),
            ("修复法线", "repair_normals.png", self.fix_normals),
            ("修复点序", "repair_vertex_order.png", self.fix_vertex_order),
            ("修复接缝", "polyChipOff.png", self.fix_seams)
        ]
        
        for text, icon, callback in tool_buttons:
            btn = IconButton(icon, text)
            btn.clicked.connect(callback)
            tools.addWidget(btn)
            
        tools.addStretch()
        layout.addLayout(tools)
        
        return group
        
    # LOD功能回调
    def load_custom_models(self):
        """自定加载模型"""
        from scripts.utils import model_utils
        model_utils.load_custom_models()
        
    def standardize_naming(self):
        """标准化命名"""
        from scripts.utils import model_utils
        model_utils.standardize_naming()
        
    def auto_group(self):
        """自动分组"""
        from scripts.utils import model_utils
        model_utils.auto_group()
        
    # 模型工具回调
    def split_model(self):
        """分离模型"""
        from scripts.utils import model_utils
        model_utils.split_model()
        
    def generate_facial_accessories(self):
        """生成面部配件"""
        from scripts.utils import model_utils
        model_utils.generate_facial_accessories()
        
    def fix_normals(self):
        """修复法线"""
        from scripts.utils import model_utils
        model_utils.fix_normals()
        
    def fix_vertex_order(self):
        """修复点序"""
        from scripts.utils import model_utils
        model_utils.fix_vertex_order()
        
    def fix_seams(self):
        """修复接缝"""
        from scripts.utils import model_utils
        model_utils.fix_seams()