#!/usr/bin/env python3
"""
登录调试脚本 - 诊断JWT认证问题

运行方法:
cd /Users/jiliu/工作/projects/imeeting/backend
source venv/bin/activate  # 激活虚拟环境
python test/test_login_debug.py
"""
import sys
import os
import requests
import json

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

BASE_URL = "http://127.0.0.1:8000"

# 禁用代理以避免本地请求被代理
PROXIES = {'http': None, 'https': None}

def test_backend_connection():
    """测试后端连接"""
    try:
        response = requests.get(f"{BASE_URL}/", proxies=PROXIES)
        print(f"✅ 后端服务连接成功: {response.status_code}")
        return True
    except requests.exceptions.ConnectionError:
        print("❌ 无法连接到后端服务")
        return False

def test_login_with_debug(username, password):
    """详细的登录测试"""
    print(f"\n=== 测试登录: {username} ===")
    
    login_data = {
        "username": username,
        "password": password
    }
    
    try:
        print(f"请求URL: {BASE_URL}/api/auth/login")
        print(f"请求数据: {json.dumps(login_data, ensure_ascii=False)}")
        
        response = requests.post(f"{BASE_URL}/api/auth/login", json=login_data, proxies=PROXIES)
        
        print(f"响应状态码: {response.status_code}")
        print(f"响应头: {dict(response.headers)}")
        
        if response.status_code == 200:
            user_data = response.json()
            print("✅ 登录成功！")
            print(f"用户信息: {json.dumps(user_data, ensure_ascii=False, indent=2)}")
            return user_data.get("token")
        else:
            print("❌ 登录失败")
            print(f"错误内容: {response.text}")
            return None
            
    except Exception as e:
        print(f"❌ 请求异常: {e}")
        return None

def test_authenticated_request(token):
    """测试认证请求"""
    if not token:
        print("❌ 没有有效token，跳过认证测试")
        return
    
    print(f"\n=== 测试认证请求 ===")
    headers = {"Authorization": f"Bearer {token}"}
    
    try:
        # 测试 /api/auth/me
        print("测试 /api/auth/me")
        response = requests.get(f"{BASE_URL}/api/auth/me", headers=headers, proxies=PROXIES)
        print(f"状态码: {response.status_code}")
        
        if response.status_code == 200:
            print("✅ 认证请求成功")
            print(f"用户信息: {json.dumps(response.json(), ensure_ascii=False, indent=2)}")
        else:
            print("❌ 认证请求失败")
            print(f"错误: {response.text}")
            
    except Exception as e:
        print(f"❌ 认证请求异常: {e}")

def check_database_users():
    """检查数据库用户"""
    try:
        from app.core.database import get_db_connection
        
        print(f"\n=== 检查数据库用户 ===")
        with get_db_connection() as connection:
            cursor = connection.cursor(dictionary=True)
            cursor.execute("SELECT user_id, username, caption, email FROM users LIMIT 10")
            users = cursor.fetchall()
            
            print(f"数据库中的用户 (前10个):")
            for user in users:
                print(f"  - ID: {user['user_id']}, 用户名: {user['username']}, 名称: {user['caption']}")
                
    except Exception as e:
        print(f"❌ 无法访问数据库: {e}")

if __name__ == "__main__":
    print("JWT登录调试工具")
    print("=" * 50)
    
    # 1. 测试后端连接
    if not test_backend_connection():
        exit(1)
    
    # 2. 检查数据库用户
    check_database_users()
    
    # 3. 测试登录
    username = input("\n请输入用户名 (默认: mula): ").strip() or "mula"
    password = input("请输入密码 (默认: 781126): ").strip() or "781126"
    
    token = test_login_with_debug(username, password)
    
    # 4. 测试认证请求
    test_authenticated_request(token)
    
    print("\n=== 调试完成 ===")