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

import http.server
import socketserver
import sys
import os

# 设置端口
PORT = 3000

# 自定义请求处理器
class MyHTTPRequestHandler(http.server.SimpleHTTPRequestHandler):
    def log_message(self, format, *args):
        # 自定义日志输出
        sys.stderr.write("%s - - [%s] %s\n" %
                         (self.address_string(),
                          self.log_date_time_string(),
                          format % args))
    
    def end_headers(self):
        # 添加CORS头
        self.send_header('Access-Control-Allow-Origin', '*')
        self.send_header('Access-Control-Allow-Methods', 'GET, POST, OPTIONS')
        self.send_header('Access-Control-Allow-Headers', 'Content-Type, Authorization')
        super().end_headers()
    
    def do_OPTIONS(self):
        self.send_response(200)
        self.end_headers()

# 主函数
def main():
    print("=" * 50)
    print("云大阁前端服务器")
    print("=" * 50)
    print(f"正在启动HTTP服务器...")
    print(f"端口: {PORT}")
    print(f"工作目录: {os.getcwd()}")
    print("=" * 50)
    
    try:
        # 创建服务器
        with socketserver.TCPServer(("", PORT), MyHTTPRequestHandler) as httpd:
            print(f"\n✓ 服务器启动成功！")
            print(f"✓ 访问地址: http://localhost:{PORT}")
            print(f"✓ 按 Ctrl+C 停止服务器\n")
            print("等待请求...\n")
            
            # 开始服务
            httpd.serve_forever()
            
    except OSError as e:
        if e.errno == 98 or e.errno == 10048:  # Linux是98，Windows是10048
            print(f"\n✗ 错误：端口 {PORT} 已被占用！")
            print("  请尝试以下操作：")
            print("  1. 关闭占用该端口的程序")
            print("  2. 或修改脚本中的PORT变量使用其他端口")
        else:
            print(f"\n✗ 启动失败：{e}")
    except KeyboardInterrupt:
        print("\n\n正在停止服务器...")
        print("✓ 服务器已停止")
    except Exception as e:
        print(f"\n✗ 发生错误：{e}")

if __name__ == "__main__":
    main()