#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
测试搜索服务接口性能并生成CSV报告和接口文档
"""
import requests
import time
import csv
from datetime import datetime

# API配置
API_BASE_URL = "http://127.0.0.1:8321"
USERNAME = "13621242430"
PASSWORD = "admin123"

# 测试结果存储
test_results = []
api_docs = []

def login():
    """登录获取token"""
    print("\n" + "="*80)
    print("正在登录...")
    url = f"{API_BASE_URL}/api/auth/login"
    data = {"username": USERNAME, "password": PASSWORD}
    
    start_time = time.time()
    response = requests.post(url, json=data, timeout=30)
    elapsed_time = (time.time() - start_time) * 1000
    
    if response.status_code == 200:
        token = response.json()['data']['token']
        print(f"✓ 登录成功，耗时: {elapsed_time:.2f}ms")
        return token
    else:
        print(f"✗ 登录失败: {response.status_code}")
        return None

def test_root_endpoint():
    """测试根路径接口（重定向）"""
    print("\n" + "-"*80)
    print("[1/6] 测试根路径接口...")
    
    url = f"{API_BASE_URL}/"
    
    try:
        start_time = time.time()
        response = requests.get(url, timeout=30, allow_redirects=False)
        elapsed_time = (time.time() - start_time) * 1000
        
        # 重定向返回302或301都算成功
        success = response.status_code in [200, 301, 302]
        error = '' if success else response.text
        
        print(f"  状态码: {response.status_code} - 耗时: {elapsed_time:.2f}ms")
        
        test_results.append({
            'endpoint': '/',
            'method': 'GET',
            'status_code': response.status_code,
            'elapsed_time_ms': f"{elapsed_time:.2f}",
            'success': success,
            'error': error
        })
    except Exception as e:
        print(f"  失败: {str(e)}")
        test_results.append({
            'endpoint': '/',
            'method': 'GET',
            'status_code': 0,
            'elapsed_time_ms': '0',
            'success': False,
            'error': str(e)
        })
    
    api_docs.append({
        'endpoint': '/',
        'method': 'GET',
        'description': '根路径接口（重定向到dashboard.html）',
        'auth': '无需认证',
        'params': '无',
        'response': '302重定向到/dashboard.html'
    })

def test_health_check():
    """测试健康检查接口"""
    print("\n" + "-"*80)
    print("[2/6] 测试健康检查接口...")
    
    url = f"{API_BASE_URL}/health"
    
    # 测试多次以获取平均性能
    test_count = 5
    print(f"  执行{test_count}次测试以获取平均性能...")
    
    times = []
    for i in range(test_count):
        try:
            start_time = time.time()
            response = requests.get(url, timeout=30)
            elapsed_time = (time.time() - start_time) * 1000
            times.append(elapsed_time)
            
            success = response.status_code == 200
            
            print(f"    [{i+1}] 状态码: {response.status_code} - 耗时: {elapsed_time:.2f}ms")
            
            time.sleep(0.1)
            
        except Exception as e:
            print(f"    [{i+1}] 失败: {str(e)}")
            times.append(0)
    
    # 计算平均耗时
    valid_times = [t for t in times if t > 0]
    avg_time = sum(valid_times) / len(valid_times) if valid_times else 0
    max_time = max(valid_times) if valid_times else 0
    min_time = min(valid_times) if valid_times else 0
    
    print(f"  平均耗时: {avg_time:.2f}ms, 最大: {max_time:.2f}ms, 最小: {min_time:.2f}ms")
    
    test_results.append({
        'endpoint': '/health',
        'method': 'GET',
        'status_code': 200 if valid_times else 0,
        'elapsed_time_ms': f"{avg_time:.2f}",
        'success': len(valid_times) == test_count,
        'error': f'测试{test_count}次, 平均耗时{avg_time:.2f}ms'
    })
    
    api_docs.append({
        'endpoint': '/health',
        'method': 'GET',
        'description': '健康检查接口（包含数据库连接测试）',
        'auth': '无需认证',
        'params': '无',
        'response': '返回服务健康状态、数据库连接状态、时间戳和版本号'
    })

def test_get_logs(token):
    """测试获取操作日志接口"""
    print("\n" + "-"*80)
    print("[3/6] 测试获取操作日志...")
    
    url = f"{API_BASE_URL}/api/logs"
    headers = {"Authorization": f"Bearer {token}"}
    
    test_cases = [
        {"page": 1, "size": 10, "desc": "第1页"},
        {"page": 1, "size": 20, "desc": "每页20条"},
        {"page": 2, "size": 10, "desc": "第2页"},
    ]
    
    for i, params in enumerate(test_cases, 1):
        desc = params.pop('desc')
        try:
            start_time = time.time()
            response = requests.get(url, headers=headers, params=params, timeout=30)
            elapsed_time = (time.time() - start_time) * 1000
            
            success = response.status_code == 200
            error = '' if success else response.text
            
            print(f"  [{i}] {desc}: {response.status_code} - {elapsed_time:.2f}ms")
            
            test_results.append({
                'endpoint': f'/api/logs ({desc})',
                'method': 'GET',
                'status_code': response.status_code,
                'elapsed_time_ms': f"{elapsed_time:.2f}",
                'success': success,
                'error': error
            })
            
            time.sleep(0.1)
        except Exception as e:
            print(f"  [{i}] {desc}: 失败 - {str(e)}")
            test_results.append({
                'endpoint': f'/api/logs ({desc})',
                'method': 'GET',
                'status_code': 0,
                'elapsed_time_ms': '0',
                'success': False,
                'error': str(e)
            })
    
    api_docs.append({
        'endpoint': '/api/logs',
        'method': 'GET',
        'description': '获取操作日志（分页查询）',
        'auth': '需要认证',
        'params': 'page, size',
        'response': '返回日志列表（含用户信息、操作类型、IP地址等）'
    })

def test_get_log_files(token):
    """测试获取日志文件列表接口"""
    print("\n" + "-"*80)
    print("[4/6] 测试获取日志文件列表...")
    
    url = f"{API_BASE_URL}/api/logs/files"
    headers = {"Authorization": f"Bearer {token}"}
    
    try:
        start_time = time.time()
        response = requests.get(url, headers=headers, timeout=30)
        elapsed_time = (time.time() - start_time) * 1000
        
        success = response.status_code == 200
        error = '' if success else response.text
        
        print(f"  状态码: {response.status_code} - 耗时: {elapsed_time:.2f}ms")
        
        test_results.append({
            'endpoint': '/api/logs/files',
            'method': 'GET',
            'status_code': response.status_code,
            'elapsed_time_ms': f"{elapsed_time:.2f}",
            'success': success,
            'error': error
        })
    except Exception as e:
        print(f"  失败: {str(e)}")
        test_results.append({
            'endpoint': '/api/logs/files',
            'method': 'GET',
            'status_code': 0,
            'elapsed_time_ms': '0',
            'success': False,
            'error': str(e)
        })
    
    api_docs.append({
        'endpoint': '/api/logs/files',
        'method': 'GET',
        'description': '获取可用的日志文件列表',
        'auth': '需要认证',
        'params': '无',
        'response': '返回日志文件列表（含文件名、大小、修改时间、类型）'
    })

def test_get_file_logs(token):
    """测试获取文件日志内容接口"""
    print("\n" + "-"*80)
    print("[5/6] 测试获取文件日志内容...")
    
    url = f"{API_BASE_URL}/api/logs/file"
    headers = {"Authorization": f"Bearer {token}"}
    
    test_cases = [
        {"type": "article", "lines": 50, "desc": "article日志50行"},
        {"type": "error", "lines": 50, "desc": "error日志50行"},
        {"type": "whoosh", "lines": 50, "desc": "whoosh日志50行"},
    ]
    
    for i, params in enumerate(test_cases, 1):
        desc = params.pop('desc')
        try:
            start_time = time.time()
            response = requests.get(url, headers=headers, params=params, timeout=30)
            elapsed_time = (time.time() - start_time) * 1000
            
            success = response.status_code in [200, 404]  # 404也算正常（文件不存在）
            error = '' if success else response.text
            
            print(f"  [{i}] {desc}: {response.status_code} - {elapsed_time:.2f}ms")
            
            test_results.append({
                'endpoint': f'/api/logs/file ({desc})',
                'method': 'GET',
                'status_code': response.status_code,
                'elapsed_time_ms': f"{elapsed_time:.2f}",
                'success': success,
                'error': error
            })
            
            time.sleep(0.1)
        except Exception as e:
            print(f"  [{i}] {desc}: 失败 - {str(e)}")
            test_results.append({
                'endpoint': f'/api/logs/file ({desc})',
                'method': 'GET',
                'status_code': 0,
                'elapsed_time_ms': '0',
                'success': False,
                'error': str(e)
            })
    
    api_docs.append({
        'endpoint': '/api/logs/file',
        'method': 'GET',
        'description': '获取文件日志内容（最后N行）',
        'auth': '需要认证',
        'params': 'type (article/error/whoosh), lines (默认100), date (可选)',
        'response': '返回日志文件内容和文件信息'
    })

def test_generate_article(token):
    """测试生成文章接口（核心接口）"""
    print("\n" + "-"*80)
    print("[6/6] 测试生成文章接口...")
    
    url = f"{API_BASE_URL}/api/generate_article"
    headers = {"Authorization": f"Bearer {token}"}
    
    # 测试数据
    timestamp = int(time.time())
    data = {
        "title": f"测试文章{timestamp}",
        "content": "这是一篇测试文章内容，用于测试接口性能。" * 10,
        "tags": "测试,性能,接口"
    }
    
    try:
        start_time = time.time()
        response = requests.post(url, headers=headers, json=data, timeout=30)
        elapsed_time = (time.time() - start_time) * 1000
        
        success = response.status_code == 200
        error = '' if success else response.text[:100]
        
        print(f"  状态码: {response.status_code} - 耗时: {elapsed_time:.2f}ms")
        
        test_results.append({
            'endpoint': '/api/generate_article',
            'method': 'POST',
            'status_code': response.status_code,
            'elapsed_time_ms': f"{elapsed_time:.2f}",
            'success': success,
            'error': error
        })
    except Exception as e:
        print(f"  失败: {str(e)}")
        test_results.append({
            'endpoint': '/api/generate_article',
            'method': 'POST',
            'status_code': 0,
            'elapsed_time_ms': '0',
            'success': False,
            'error': str(e)
        })
    
    api_docs.append({
        'endpoint': '/api/generate_article',
        'method': 'POST',
        'description': '生成/上传文章（包含Whoosh标签匹配图片）',
        'auth': '需要认证',
        'params': 'title, content, tags, article_id (可选-更新模式), batch_id (可选)',
        'response': '返回文章ID、匹配的图片、部门信息等'
    })

def save_to_csv():
    """保存测试结果到CSV文件"""
    timestamp = datetime.now().strftime('%Y%m%d')
    filename = f'搜索服务接口性能测试_{timestamp}.csv'
    
    with open(filename, 'w', newline='', encoding='utf-8-sig') as f:
        writer = csv.DictWriter(f, fieldnames=[
            'endpoint', 'method', 'status_code', 'elapsed_time_ms', 'success', 'error'
        ])
        writer.writeheader()
        writer.writerows(test_results)
    
    print(f"\n✓ 性能测试结果已保存到: {filename}")
    return filename

def save_api_docs():
    """保存接口文档到CSV文件"""
    timestamp = datetime.now().strftime('%Y%m%d')
    filename = f'搜索服务接口文档_{timestamp}.csv'
    
    with open(filename, 'w', newline='', encoding='utf-8-sig') as f:
        writer = csv.DictWriter(f, fieldnames=[
            'endpoint', 'method', 'description', 'auth', 'params', 'response'
        ])
        writer.writeheader()
        writer.writerows(api_docs)
    
    print(f"✓ 接口文档已保存到: {filename}")
    return filename

def print_summary():
    """打印测试摘要"""
    print("\n" + "="*80)
    print("测试摘要")
    print("="*80)
    
    total = len(test_results)
    success = sum(1 for r in test_results if r['success'])
    failed = total - success
    
    times = [float(r['elapsed_time_ms']) for r in test_results if r['elapsed_time_ms'] != '0']
    avg_time = sum(times) / len(times) if times else 0
    max_time = max(times) if times else 0
    min_time = min(times) if times else 0
    
    print(f"总测试数: {total}")
    print(f"成功: {success} ({success/total*100:.1f}%)")
    print(f"失败: {failed} ({failed/total*100:.1f}%)")
    print(f"平均耗时: {avg_time:.2f}ms")
    print(f"最大耗时: {max_time:.2f}ms")
    print(f"最小耗时: {min_time:.2f}ms")
    print("="*80)

def main():
    """主函数"""
    print("="*80)
    print("搜索服务接口性能测试工具")
    print(f"测试时间: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}")
    print(f"API地址: {API_BASE_URL}")
    print("="*80)
    
    # 登录
    token = login()
    if not token:
        print("\n✗ 登录失败，无法继续测试")
        return
    
    # 执行所有测试
    test_root_endpoint()
    test_health_check()
    test_get_logs(token)
    test_get_log_files(token)
    test_get_file_logs(token)
    test_generate_article(token)
    
    # 打印摘要
    print_summary()
    
    # 保存结果
    csv_file = save_to_csv()
    doc_file = save_api_docs()
    
    print(f"\n✓ 测试完成！")
    print(f"  - 性能数据: {csv_file}")
    print(f"  - 接口文档: {doc_file}")

if __name__ == "__main__":
    try:
        main()
    except KeyboardInterrupt:
        print("\n\n✗ 测试被用户中断")
    except Exception as e:
        print(f"\n✗ 测试异常: {e}")
        import traceback
        traceback.print_exc()