#!/usr/bin/env python3
"""
检查后端服务状态
"""
import requests
import json

def check_backend_status():
    """检查后端服务状态"""
    ports = [8000, 8001, 8002, 8003]
    
    for port in ports:
        try:
            url = f"http://localhost:{port}"
            print(f"检查端口 {port}...")
            
            response = requests.get(url, timeout=5)
            if response.status_code == 200:
                data = response.json()
                print(f"✅ 端口 {port} 服务正常")
                print(f"   消息: {data.get('message', 'N/A')}")
                print(f"   版本: {data.get('version', 'N/A')}")
                
                # 检查健康状态
                try:
                    health_response = requests.get(f"{url}/health", timeout=5)
                    if health_response.status_code == 200:
                        print(f"   健康检查: ✅ 正常")
                    else:
                        print(f"   健康检查: ❌ 异常 ({health_response.status_code})")
                except:
                    print(f"   健康检查: ❌ 无响应")
                
                # 检查API文档
                try:
                    docs_response = requests.get(f"{url}/docs", timeout=5)
                    if docs_response.status_code == 200:
                        print(f"   API文档: ✅ 可访问 ({url}/docs)")
                    else:
                        print(f"   API文档: ❌ 不可访问")
                except:
                    print(f"   API文档: ❌ 无响应")
                
                print(f"   建议前端API地址: {url}")
                return port
                
        except requests.exceptions.ConnectionError:
            print(f"❌ 端口 {port} 无服务")
        except requests.exceptions.Timeout:
            print(f"⏰ 端口 {port} 响应超时")
        except Exception as e:
            print(f"❌ 端口 {port} 检查失败: {e}")
    
    print("\n❌ 未找到可用的后端服务")
    print("请先启动后端服务:")
    print("  python quick_start.py")
    print("  或")
    print("  python test_server.py")
    return None

if __name__ == "__main__":
    print("=" * 50)
    print("后端服务状态检查")
    print("=" * 50)
    
    available_port = check_backend_status()
    
    if available_port:
        print(f"\n🎉 找到可用服务: http://localhost:{available_port}")
        print(f"📚 API文档地址: http://localhost:{available_port}/docs")
        print(f"\n📝 前端配置建议:")
        print(f"   VITE_API_BASE_URL=http://localhost:{available_port}")
    else:
        print(f"\n🚀 启动后端服务:")
        print(f"   cd sso-backend")
        print(f"   python quick_start.py")