<?php
declare(strict_types=1);

/**
 * FendxPHP API测试脚本
 * 使用方法: php api_test.php
 */

echo "🧪 FendxPHP API测试开始...\n\n";

// 基础配置
$baseUrl = 'http://localhost:8000';
$testResults = [];

// 测试函数
function testApi(string $method, string $url, array $data = [], array $headers = []): array
{
    global $baseUrl;
    
    $ch = curl_init();
    $fullUrl = $baseUrl . $url;
    
    curl_setopt_array($ch, [
        CURLOPT_URL => $fullUrl,
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_CUSTOMREQUEST => $method,
        CURLOPT_HTTPHEADER => array_merge([
            'Content-Type: application/json',
            'Accept: application/json'
        ], $headers),
        CURLOPT_TIMEOUT => 10
    ]);
    
    if (!empty($data) && in_array($method, ['POST', 'PUT', 'PATCH'])) {
        curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
    }
    
    $response = curl_exec($ch);
    $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
    $error = curl_error($ch);
    curl_close($ch);
    
    if ($error) {
        return [
            'success' => false,
            'error' => $error,
            'http_code' => 0
        ];
    }
    
    $responseData = json_decode($response, true);
    
    return [
        'success' => $httpCode >= 200 && $httpCode < 300,
        'http_code' => $httpCode,
        'data' => $responseData,
        'response' => $response
    ];
}

// 输出测试结果
function outputResult(string $testName, array $result): void
{
    global $testResults;
    
    $status = $result['success'] ? '✅ PASS' : '❌ FAIL';
    echo "$status $testName\n";
    
    if (!$result['success']) {
        if (isset($result['error'])) {
            echo "   错误: {$result['error']}\n";
        } else {
            echo "   HTTP状态码: {$result['http_code']}\n";
            echo "   响应: {$result['response']}\n";
        }
    } else {
        echo "   状态码: {$result['http_code']}\n";
        if (isset($result['data']['traceId'])) {
            echo "   TraceId: {$result['data']['traceId']}\n";
        }
    }
    echo "\n";
    
    $testResults[$testName] = $result['success'];
}

// 检查服务是否启动
echo "🔍 检查服务状态...\n";
$healthCheck = testApi('GET', '/health');
if (!$healthCheck['success']) {
    echo "❌ 服务未启动或无法访问\n";
    echo "请先启动Web服务: php -S localhost:8000 -t public\n";
    exit(1);
}
echo "✅ 服务运行正常\n\n";

// 开始API测试
echo "🚀 开始API功能测试...\n\n";

// 1. 测试健康检查
outputResult('健康检查接口', testApi('GET', '/health'));

// 2. 测试用户统计
outputResult('用户统计接口', testApi('GET', '/api/users/stats'));

// 3. 测试获取用户列表
outputResult('获取用户列表', testApi('GET', '/api/users'));

// 4. 测试创建用户
$userData = [
    'username' => 'testuser_' . time(),
    'email' => 'test' . time() . '@example.com',
    'password' => 'password123'
];

$createResult = testApi('POST', '/api/users', $userData);
outputResult('创建用户', $createResult);

$userId = null;
if ($createResult['success'] && isset($createResult['data']['data']['id'])) {
    $userId = $createResult['data']['data']['id'];
    echo "📝 创建的用户ID: $userId\n\n";
}

// 5. 测试获取用户详情
if ($userId) {
    outputResult('获取用户详情', testApi('GET', "/api/users/$userId"));
}

// 6. 测试更新用户
if ($userId) {
    $updateData = ['username' => 'updated_user_' . time()];
    outputResult('更新用户', testApi('PUT', "/api/users/$userId", $updateData));
}

// 7. 测试用户搜索
outputResult('用户搜索', testApi('GET', '/api/users/search?keyword=test'));

// 8. 测试获取活跃用户
outputResult('获取活跃用户', testApi('GET', '/api/users/active'));

// 9. 测试用户存在性检查
if ($userId) {
    outputResult('用户存在性检查', testApi('GET', "/api/users/$userId/exists"));
}

// 10. 测试邮箱检查
outputResult('邮箱检查', testApi('POST', '/api/users/check-email', ['email' => 'test@example.com']));

// 11. 测试用户名检查
outputResult('用户名检查', testApi('POST', '/api/users/check-username', ['username' => 'testuser']));

// 12. 测试错误处理 - 404
outputResult('404错误处理', testApi('GET', '/api/nonexistent'));

// 13. 测试错误处理 - 参数验证
outputResult('参数验证错误', testApi('POST', '/api/users', [
    'username' => '',
    'email' => 'invalid-email'
]));

// 14. 测试错误处理 - 方法不允许
outputResult('方法不允许', testApi('POST', '/api/users/stats'));

// 15. 测试缓存功能（如果用户存在）
if ($userId) {
    echo "🔄 测试缓存功能...\n";
    
    // 第一次请求
    $start = microtime(true);
    $firstRequest = testApi('GET', "/api/users/$userId");
    $firstTime = microtime(true) - $start;
    
    // 第二次请求（应该从缓存返回）
    $start = microtime(true);
    $secondRequest = testApi('GET', "/api/users/$userId");
    $secondTime = microtime(true) - $start;
    
    echo "第一次请求时间: " . round($firstTime * 1000, 2) . "ms\n";
    echo "第二次请求时间: " . round($secondTime * 1000, 2) . "ms\n";
    
    if ($secondTime < $firstTime) {
        echo "✅ 缓存可能生效（第二次请求更快）\n";
    } else {
        echo "⚠️  缓存可能未生效或差异不明显\n";
    }
    echo "\n";
}

// 16. 清理测试数据
if ($userId) {
    outputResult('删除测试用户', testApi('DELETE', "/api/users/$userId"));
}

// 生成测试报告
echo "📊 生成测试报告...\n";
$totalTests = count($testResults);
$passedTests = array_sum($testResults);
$failedTests = $totalTests - $passedTests;

$report = [
    'test_time' => date('Y-m-d H:i:s'),
    'total_tests' => $totalTests,
    'passed_tests' => $passedTests,
    'failed_tests' => $failedTests,
    'success_rate' => round(($passedTests / $totalTests) * 100, 2) . '%',
    'test_results' => $testResults
];

file_put_contents('runtime/api_test_report.json', json_encode($report, JSON_PRETTY_PRINT));
echo "✅ API测试报告已保存到 runtime/api_test_report.json\n\n";

// 输出测试总结
echo "📋 API测试总结\n";
echo "================\n";
echo "总测试数: $totalTests\n";
echo "通过测试: $passedTests\n";
echo "失败测试: $failedTests\n";
echo "成功率: {$report['success_rate']}\n\n";

if ($failedTests === 0) {
    echo "🎉 所有API测试通过！\n";
    echo "✅ 框架API功能正常\n";
} else {
    echo "⚠️  有 $failedTests 个测试失败\n";
    echo "❌ 请检查相关功能\n";
}

echo "\n📝 详细信息：\n";
echo "- 查看完整报告: runtime/api_test_report.json\n";
echo "- 查看应用日志: runtime/logs/\n";
echo "- 查看测试指南: docs/冒烟测试指南.md\n\n";

echo "🚀 API测试完成！\n";