# main.py
import sys
import traceback
import os
import platform

# 添加项目根目录到Python路径
project_root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.insert(0, project_root)

# 设置Qt平台插件路径 - 增强版本，完全避免平台插件问题
def set_qt_plugin_path():
    """设置Qt平台插件路径，确保所有平台插件都能正确加载"""
    system = platform.system()
    
    # 获取Python版本
    python_version = f"python{sys.version_info.major}.{sys.version_info.minor}"
    
    # 可能的Qt插件路径列表
    possible_paths = []
    
    if system == "Windows":
        # Windows环境下的路径
        possible_paths.extend([
            os.path.join(project_root, '.venv', 'Lib', 'site-packages', 'PyQt5', 'Qt5', 'plugins'),
            os.path.join(sys.prefix, 'Lib', 'site-packages', 'PyQt5', 'Qt5', 'plugins'),
            os.path.join(os.path.expanduser('~'), 'AppData', 'Local', 'Programs', 'Python', 'Python39', 'Lib', 'site-packages', 'PyQt5', 'Qt5', 'plugins'),
            os.path.join(os.path.expanduser('~'), 'AppData', 'Roaming', 'Python', 'Python39', 'site-packages', 'PyQt5', 'Qt5', 'plugins'),
        ])
    elif system == "Darwin":  # macOS
        # macOS环境下的路径
        possible_paths.extend([
            os.path.join(project_root, '.venv', 'lib', python_version, 'site-packages', 'PyQt5', 'Qt5', 'plugins'),
            os.path.join(sys.prefix, 'lib', python_version, 'site-packages', 'PyQt5', 'Qt5', 'plugins'),
            '/usr/local/opt/qt5/plugins',  # Homebrew Qt5
            '/opt/homebrew/opt/qt5/plugins',  # Apple Silicon Homebrew
            os.path.expanduser('~/Qt/5.15.2/clang_64/plugins'),  # Qt官方安装
        ])
    elif system == "Linux":
        # Linux环境下的路径
        possible_paths.extend([
            os.path.join(project_root, '.venv', 'lib', python_version, 'site-packages', 'PyQt5', 'Qt5', 'plugins'),
            os.path.join(sys.prefix, 'lib', python_version, 'site-packages', 'PyQt5', 'Qt5', 'plugins'),
            '/usr/lib/x86_64-linux-gnu/qt5/plugins',
            '/usr/lib/qt5/plugins',
        ])
    
    # 查找第一个存在的路径
    valid_path = None
    for path in possible_paths:
        if os.path.exists(path) and os.path.exists(os.path.join(path, 'platforms')):
            valid_path = path
            break
    
    if valid_path:
        # 设置Qt插件路径
        os.environ['QT_PLUGIN_PATH'] = valid_path
        os.environ['QT_QPA_PLATFORM_PLUGIN_PATH'] = os.path.join(valid_path, 'platforms')
        
        # 设置平台特定的环境变量
        if system == "Darwin":  # macOS
            os.environ['QT_QPA_PLATFORM'] = 'cocoa'
            os.environ['QT_MAC_WANTS_LAYER'] = '1'
            # 禁用可能导致问题的Qt功能
            os.environ['QT_LOGGING_RULES'] = 'qt.qpa.*=false'  # 禁用Qt警告日志
        elif system == "Windows":
            os.environ['QT_QPA_PLATFORM'] = 'windows'
        elif system == "Linux":
            os.environ['QT_QPA_PLATFORM'] = 'xcb'
            # 对于Linux，可能需要设置DISPLAY
            if 'DISPLAY' not in os.environ:
                os.environ['DISPLAY'] = ':0'
        
        print(f"✅ Qt插件路径设置成功: {valid_path}")
        return True
    else:
        print("⚠️  警告：未找到Qt插件路径")
        return False

# 设置Qt平台插件路径
set_qt_plugin_path()

from PyQt5.QtWidgets import QApplication
from PyQt5.QtCore import Qt
from PyQt5.QtGui import QIcon
from word_main_window import WordStyleMainWindow

# 设置高DPI支持（必须在QApplication创建之前）
QApplication.setAttribute(Qt.AA_EnableHighDpiScaling, True)
QApplication.setAttribute(Qt.AA_UseHighDpiPixmaps, True)

def main():
    """应用程序入口函数 - Word风格版本"""
    try:
        # 创建QApplication实例
        app = QApplication(sys.argv)
        
        # 设置应用程序样式为Windows风格，更接近Word界面
        app.setStyle('WindowsVista')
        
        # 设置应用程序属性
        app.setApplicationName("MagicWord")
        app.setApplicationVersion("1.0.0")
        app.setOrganizationName("MagicWord")
        
        # 设置窗口图标（如果存在）
        icon_files = [
            'app_icon_32*32.png',
            'app_icon_64*64.png', 
            'app_icon_128*128.png',
            'app_icon_256*256.png',
            'app_icon.png'
        ]
        
        icon_path = None
        for icon_file in icon_files:
            test_path = os.path.join(project_root, 'resources', 'icons', icon_file)
            if os.path.exists(test_path):
                icon_path = test_path
                break
        
        if icon_path and os.path.exists(icon_path):
            app.setWindowIcon(QIcon(icon_path))
        else:
            # 使用默认图标
            app.setWindowIcon(QIcon())
        
        # 创建Word风格的主窗口
        main_window = WordStyleMainWindow()
        main_window.show()
        
        # 启动事件循环并返回退出码
        exit_code = app.exec_()
        sys.exit(exit_code)
        
    except Exception as e:
        # 打印详细的错误信息
        print(f"应用程序发生未捕获的异常: {e}")
        traceback.print_exc()
        sys.exit(1)

if __name__ == "__main__":
    main()