# 常量定义
WEB_SERVER_DEFAULT_PORT = 8080
MAX_FILE_SIZE = 52428800  # 50MB
MAX_VIDEO_DURATION = 10000  # 10秒
VIDEO_FRAME_DELAY = 0.04  # 40毫秒
LOVE_FILE_PATH = "love.txt"
DEFAULT_MAX_HISTORY = 999999  # 无限制对话历史

import os
import sys
import importlib.util
import json
import re
import requests
import shutil
import time
import threading
from concurrent.futures import ThreadPoolExecutor, as_completed
from openai import OpenAI
from colorama import init, Fore, Style

# tkinter 仅在视频播放功能中使用，服务器环境可能不可用
try:
    import tkinter as tk
    from tkinter import ttk
    TKINTER_AVAILABLE = True
except ImportError:
    TKINTER_AVAILABLE = False

# cv2 仅在视频播放功能中使用
try:
    import cv2
    CV2_AVAILABLE = True
except ImportError:
    CV2_AVAILABLE = False

import numpy as np
from http.server import HTTPServer, BaseHTTPRequestHandler
from urllib.parse import urlparse, parse_qs
import socket
import webbrowser
from datetime import datetime
import logging

# 图像显示相关（可选）
try:
    from PIL import Image
    PIL_AVAILABLE = True
except ImportError:
    PIL_AVAILABLE = False

try:
    from ascii_magic import AsciiArt
    ASCII_MAGIC_AVAILABLE = True
except ImportError:
    ASCII_MAGIC_AVAILABLE = False

# WebSocket 服务端
try:
    import websocket_server
    WEBSOCKET_AVAILABLE = True
except ImportError:
    WEBSOCKET_AVAILABLE = False

# Clawli 独立进程服务器
try:
    import clawli_server
    CLAWLI_SERVER_AVAILABLE = True
except ImportError:
    CLAWLI_SERVER_AVAILABLE = False

# 统一工具管理器 - 支持 Liugin 和 Skill 双协议
try:
    from unified_tool_manager import UnifiedToolManager
    UNIFIED_TOOL_MANAGER_AVAILABLE = True
except ImportError:
    UNIFIED_TOOL_MANAGER_AVAILABLE = False

# Textual TUI 支持
import asyncio
from typing import Optional
from io import StringIO

try:
    from textual.app import App, ComposeResult
    from textual.containers import Container, Horizontal, Vertical, VerticalScroll
    from textual.widgets import Header, Footer, Input, RichLog, Static, Button, Tree
    from textual.widgets.tree import TreeNode
    from textual.binding import Binding
    from textual.events import Mount
    TEXTUAL_AVAILABLE = True
except ImportError:
    TEXTUAL_AVAILABLE = False
    print(f"{Fore.YELLOW}Textual 未安装，TUI 模式不可用。请运行: pip install textual{Style.RESET_ALL}")