<?php
session_start();
require_once 'src/TestRunner.php';
require_once 'src/ResponseFormatter.php';
require_once 'src/WorkflowManager.php';

$config = [
    'baseUrl' => $_SESSION['baseUrl'] ?? '',
    'apiKey' => $_SESSION['apiKey'] ?? '',
    'timeout' => 30,
    'headers' => [
        'Content-Type' => 'application/json',
        'Accept' => 'application/json'
    ]
];

// Try to use the new collection first, fallback to old one
$collectionPath = __DIR__ . '/Content Scaling Flow.postman_collection_Oliver(New).json';
if (!file_exists($collectionPath)) {
    $collectionPath = __DIR__ . '/Content Scaling Flow_Oliver.Postman_Collection.json';
}
$testRunner = null;
$error = null;

try {
    if (file_exists($collectionPath)) {
        $testRunner = new TestRunner($collectionPath, $config);
    } else {
        $error = "Postman collection file not found: " . $collectionPath;
    }
} catch (Exception $e) {
    $error = "Error initializing test runner: " . $e->getMessage();
}

$action = $_GET['action'] ?? $_POST['action'] ?? '';
$results = [];
$summary = [];
$connectionTest = null;
$oauth2Status = null;
$workflowManager = null;
$actionableCampaigns = [];
$workflowReport = '';

if ($_POST && $testRunner) {
    if ($action === 'update_config') {
        $_SESSION['baseUrl'] = $_POST['baseUrl'] ?? '';
        $_SESSION['apiKey'] = $_POST['apiKey'] ?? '';
        
        $config['baseUrl'] = $_SESSION['baseUrl'];
        $config['apiKey'] = $_SESSION['apiKey'];
        $testRunner->updateConfig($config);
        
        $message = "Configuration updated successfully";
    }
    
    if ($action === 'test_connection') {
        $connectionTest = $testRunner->testConnection();
    }
    
    if ($action === 'check_oauth2') {
        $oauth2Status = $testRunner->getOAuth2Status();
    }
    
    if ($action === 'refresh_token') {
        $refreshResult = $testRunner->refreshToken();
        $oauth2Status = $testRunner->getOAuth2Status();
        $message = $refreshResult ? "Token refreshed successfully" : "Token refresh failed";
    }
    
    if ($action === 'run_all_tests') {
        $results = $testRunner->runAllTests();
        $summary = $testRunner->getSummary();
    }
    
    if ($action === 'run_single_test') {
        $testIndex = intval($_POST['test_index'] ?? 0);
        $requests = $testRunner->getAvailableRequests();
        if (isset($requests[$testIndex])) {
            $results = [$testRunner->runSingleTest($requests[$testIndex], $testIndex)];
        }
    }
    
    if ($action === 'analyze_campaigns') {
        $workflowManager = new WorkflowManager($testRunner);
        $campaignResult = $workflowManager->getCampaignFolders();
        
        if ($campaignResult && $campaignResult['status'] === 'PASS') {
            $actionableCampaigns = $workflowManager->getActionableCampaigns();
            $workflowReport = $workflowManager->generateWorkflowReport($actionableCampaigns);
            $results = [$campaignResult];
            $message = "Campaign analysis completed. Found " . count($actionableCampaigns) . " campaigns requiring action.";
        } else {
            $error = "Failed to retrieve campaign folders for analysis.";
        }
    }
    
    if ($action === 'process_campaign') {
        $campaignId = $_POST['campaign_id'] ?? '';
        if ($campaignId) {
            $workflowManager = new WorkflowManager($testRunner);
            $workflowResults = $workflowManager->processCampaign($campaignId);
            // Convert workflow results to display format
            $results = [];
            foreach ($workflowResults as $step => $result) {
                if (isset($result['response'])) {
                    $results[] = $result;
                }
            }
            $message = "Campaign processing initiated for ID: " . $campaignId;
        }
    }
}

$availableRequests = $testRunner ? $testRunner->getAvailableRequests() : [];
$credentials = $testRunner ? $testRunner->getCredentials() : [];

// Get OAuth2 status if not already checked
if ($testRunner && !$oauth2Status) {
    $oauth2Status = $testRunner->getOAuth2Status();
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>OpenText API Endpoint Tester</title>
    <style>
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            margin: 0;
            padding: 20px;
            background-color: #f5f5f5;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        .header {
            text-align: center;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 2px solid #e0e0e0;
        }
        .config-section, .test-section, .results-section {
            margin-bottom: 30px;
            padding: 20px;
            border: 1px solid #ddd;
            border-radius: 6px;
            background-color: #fafafa;
        }
        .form-group {
            margin-bottom: 15px;
        }
        label {
            display: block;
            margin-bottom: 5px;
            font-weight: 600;
            color: #333;
        }
        input, select, textarea {
            width: 100%;
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 14px;
        }
        .btn {
            background-color: #007cba;
            color: white;
            padding: 12px 20px;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            font-size: 14px;
            margin-right: 10px;
            margin-bottom: 10px;
        }
        .btn:hover {
            background-color: #005a8b;
        }
        .btn-success { background-color: #28a745; }
        .btn-danger { background-color: #dc3545; }
        .btn-warning { background-color: #ffc107; color: #333; }
        .error { color: #dc3545; background-color: #f8d7da; padding: 10px; border-radius: 4px; margin: 10px 0; }
        .success { color: #155724; background-color: #d4edda; padding: 10px; border-radius: 4px; margin: 10px 0; }
        .status-pass { color: #28a745; font-weight: bold; }
        .status-fail { color: #dc3545; font-weight: bold; }
        .status-error { color: #ffc107; font-weight: bold; }
        .results-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 20px;
        }
        .results-table th, .results-table td {
            padding: 12px;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        .results-table th {
            background-color: #f8f9fa;
            font-weight: 600;
        }
        .request-details {
            background-color: #f8f9fa;
            padding: 15px;
            margin: 10px 0;
            border-radius: 4px;
            font-family: 'Courier New', monospace;
            font-size: 12px;
        }
        .summary-stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 15px;
            margin-bottom: 20px;
        }
        .stat-card {
            background: #fff;
            padding: 20px;
            border-radius: 6px;
            border-left: 4px solid #007cba;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
        .formatted-response {
            max-height: 400px;
            overflow-y: auto;
            border: 1px solid #ddd;
            border-radius: 4px;
            background: white;
        }
        .folder-item, .asset-item {
            border: 1px solid #ddd;
            margin: 10px 0;
            padding: 15px;
            border-radius: 4px;
            background: #fafafa;
        }
        .metadata {
            background: #f0f8ff;
            padding: 10px;
            border-radius: 4px;
            margin-top: 10px;
        }
        .action-needed {
            background: #fff3cd;
            padding: 10px;
            border-radius: 4px;
            margin-top: 10px;
            border-left: 4px solid #ffc107;
        }
        .badge {
            background: #007cba;
            color: white;
            padding: 4px 8px;
            border-radius: 4px;
            font-size: 12px;
            margin-left: 10px;
        }
    </style>
    
    <script>
        function showDetails(detailsId) {
            document.getElementById(detailsId).style.display = 'table-row';
        }
        
        function hideDetails(detailsId) {
            document.getElementById(detailsId).style.display = 'none';
        }
        
        // Auto-expand first result if it's a campaign folder response
        document.addEventListener('DOMContentLoaded', function() {
            const firstDetailsRow = document.querySelector('[id^="details-"]');
            if (firstDetailsRow && firstDetailsRow.querySelector('.formatted-response')) {
                showDetails(firstDetailsRow.id);
            }
        });
    </script>
</head>
<body>
    <div class="container">
        <div class="header">
            <h1>OpenText API Endpoint Tester</h1>
            <p>Test your Postman collection endpoints and validate API connectivity</p>
        </div>

        <?php if ($error): ?>
            <div class="error">
                <strong>Error:</strong> <?= htmlspecialchars($error) ?>
            </div>
        <?php endif; ?>

        <?php if (isset($message)): ?>
            <div class="success"><?= htmlspecialchars($message) ?></div>
        <?php endif; ?>

        <!-- Configuration Section -->
        <div class="config-section">
            <h2>API Configuration</h2>
            
            <!-- OAuth2 Status -->
            <?php if ($oauth2Status): ?>
            <div class="oauth-status" style="background: #e8f4f8; padding: 15px; border-radius: 4px; margin-bottom: 20px;">
                <h3>OAuth2 Authentication Status</h3>
                <?php if ($oauth2Status['enabled']): ?>
                    <?php if (isset($oauth2Status['error'])): ?>
                        <div class="error">OAuth2 Error: <?= htmlspecialchars($oauth2Status['error']) ?></div>
                    <?php else: ?>
                        <p><strong>Status:</strong> 
                            <?= $oauth2Status['has_token'] && $oauth2Status['is_valid'] ? 
                                '<span class="status-pass">Active</span>' : 
                                '<span class="status-fail">Token Expired/Invalid</span>' ?>
                        </p>
                        <?php if ($oauth2Status['has_token']): ?>
                            <p><strong>Token Expires:</strong> <?= htmlspecialchars($oauth2Status['expires_at']) ?></p>
                            <p><strong>Expires In:</strong> <?= $oauth2Status['expires_in'] ?> seconds</p>
                        <?php endif; ?>
                        <form method="POST" style="display: inline;">
                            <input type="hidden" name="action" value="refresh_token">
                            <button type="submit" class="btn btn-warning">Refresh Token</button>
                        </form>
                    <?php endif; ?>
                <?php else: ?>
                    <p class="status-error">OAuth2 not configured: <?= htmlspecialchars($oauth2Status['message']) ?></p>
                <?php endif; ?>
                
                <form method="POST" style="display: inline; margin-left: 10px;">
                    <input type="hidden" name="action" value="check_oauth2">
                    <button type="submit" class="btn">Check OAuth2 Status</button>
                </form>
            </div>
            <?php endif; ?>
            
            <!-- Credentials Info -->
            <?php if (!empty($credentials)): ?>
            <div class="credentials-info" style="background: #f8f9fa; padding: 15px; border-radius: 4px; margin-bottom: 20px;">
                <h3>Loaded Credentials</h3>
                <p><strong>Client ID:</strong> <?= htmlspecialchars($credentials['client_id'] ?? 'Not found') ?></p>
                <p><strong>Client Secret:</strong> <?= !empty($credentials['client_secret']) ? str_repeat('*', strlen($credentials['client_secret'])) : 'Not found' ?></p>
            </div>
            <?php endif; ?>
            
            <form method="POST">
                <input type="hidden" name="action" value="update_config">
                <div class="form-group">
                    <label for="baseUrl">Base URL (Optional - will use collection default):</label>
                    <input type="text" id="baseUrl" name="baseUrl" value="<?= htmlspecialchars($config['baseUrl']) ?>" 
                           placeholder="Leave blank to use collection base URL">
                </div>
                <div class="form-group">
                    <label for="apiKey">Manual API Key (Optional - OAuth2 preferred):</label>
                    <input type="password" id="apiKey" name="apiKey" value="<?= htmlspecialchars($config['apiKey']) ?>" 
                           placeholder="Only needed if OAuth2 fails">
                </div>
                <button type="submit" class="btn">Update Configuration</button>
            </form>
            
            <?php if ($testRunner): ?>
                <form method="POST" style="display: inline;">
                    <input type="hidden" name="action" value="test_connection">
                    <button type="submit" class="btn btn-warning">Test Connection</button>
                </form>
            <?php endif; ?>
            
            <?php if ($connectionTest): ?>
                <div class="<?= $connectionTest['success'] ? 'success' : 'error' ?>" style="margin-top: 10px;">
                    Connection test: <?= $connectionTest['success'] ? 'SUCCESS' : 'FAILED' ?>
                    <?php if (!$connectionTest['success']): ?>
                        - <?= htmlspecialchars($connectionTest['error']) ?>
                    <?php endif; ?>
                </div>
            <?php endif; ?>
        </div>

        <?php if ($testRunner): ?>
        <!-- Content Scaling Workflow Section -->
        <div class="test-section">
            <h2>Content Scaling Workflow</h2>
            <p>Automated workflow for processing campaigns and assets</p>
            
            <form method="POST" style="display: inline;">
                <input type="hidden" name="action" value="analyze_campaigns">
                <button type="submit" class="btn btn-success">1. Analyze Campaign Folders</button>
            </form>
            
            <?php if (!empty($actionableCampaigns)): ?>
            <div style="margin-top: 20px;">
                <h3>Campaigns Ready for Processing:</h3>
                <?php foreach ($actionableCampaigns as $campaign): ?>
                <form method="POST" style="display: inline; margin: 5px;">
                    <input type="hidden" name="action" value="process_campaign">
                    <input type="hidden" name="campaign_id" value="<?= htmlspecialchars($campaign['id']) ?>">
                    <button type="submit" class="btn" style="margin-right: 10px;">
                        2. Process "<?= htmlspecialchars($campaign['campaign_name'] ?? $campaign['name']) ?>"
                    </button>
                </form>
                <?php endforeach; ?>
            </div>
            <?php endif; ?>
        </div>

        <!-- Manual Test Execution Section -->
        <div class="test-section">
            <h2>Manual Test Execution</h2>
            <p>Available requests: <?= count($availableRequests) ?></p>
            
            <form method="POST" style="display: inline;">
                <input type="hidden" name="action" value="run_all_tests">
                <button type="submit" class="btn btn-success">Run All Tests</button>
            </form>
            
            <form method="POST" style="display: inline; margin-left: 20px;">
                <input type="hidden" name="action" value="run_single_test">
                <select name="test_index">
                    <?php foreach ($availableRequests as $index => $request): ?>
                        <option value="<?= $index ?>">
                            <?= htmlspecialchars($request['name']) ?> 
                            (<?= htmlspecialchars($request['path']) ?>)
                        </option>
                    <?php endforeach; ?>
                </select>
                <button type="submit" class="btn">Run Selected Test</button>
            </form>
        </div>

        <!-- Workflow Report Section -->
        <?php if (!empty($workflowReport)): ?>
        <div class="results-section">
            <h2>Workflow Analysis</h2>
            <?= $workflowReport ?>
        </div>
        <?php endif; ?>

        <!-- Results Section -->
        <?php if (!empty($results) || !empty($summary)): ?>
        <div class="results-section">
            <h2>Test Results</h2>
            
            <?php if (!empty($summary)): ?>
            <div class="summary-stats">
                <div class="stat-card">
                    <h4>Total Tests</h4>
                    <div style="font-size: 24px; font-weight: bold;"><?= $summary['total_tests'] ?></div>
                </div>
                <div class="stat-card">
                    <h4>Success Rate</h4>
                    <div style="font-size: 24px; font-weight: bold; color: #28a745;"><?= $summary['success_rate'] ?>%</div>
                </div>
                <div class="stat-card">
                    <h4>Passed</h4>
                    <div style="font-size: 24px; font-weight: bold; color: #28a745;"><?= $summary['passed'] ?></div>
                </div>
                <div class="stat-card">
                    <h4>Failed</h4>
                    <div style="font-size: 24px; font-weight: bold; color: #dc3545;"><?= $summary['failed'] ?></div>
                </div>
                <div class="stat-card">
                    <h4>Avg Response Time</h4>
                    <div style="font-size: 24px; font-weight: bold;"><?= $summary['avg_response_time'] ?>ms</div>
                </div>
            </div>
            <?php endif; ?>

            <table class="results-table">
                <thead>
                    <tr>
                        <th>Test Name</th>
                        <th>Method</th>
                        <th>Status</th>
                        <th>HTTP Code</th>
                        <th>Response Time</th>
                        <th>Details</th>
                    </tr>
                </thead>
                <tbody>
                    <?php foreach ($results as $result): ?>
                    <tr>
                        <td><?= htmlspecialchars($result['name']) ?></td>
                        <td><?= htmlspecialchars($result['response']['method'] ?? 'N/A') ?></td>
                        <td class="status-<?= strtolower($result['status']) ?>"><?= $result['status'] ?></td>
                        <td><?= $result['response']['http_code'] ?></td>
                        <td><?= $result['response']['response_time'] ?? 0 ?>ms</td>
                        <td>
                            <div class="response-summary">
                                <strong>URL:</strong> <?= htmlspecialchars($result['response']['url'] ?? 'N/A') ?><br>
                                <?php if (!$result['response']['success']): ?>
                                    <strong>Error:</strong> <?= htmlspecialchars($result['response']['error'] ?? 'Unknown error') ?><br>
                                <?php endif; ?>
                                <button onclick="showDetails('details-<?= $result['index'] ?? uniqid() ?>')" class="btn" style="margin-top: 5px;">View Response</button>
                            </div>
                        </td>
                    </tr>
                    
                    <!-- Expanded row for detailed response -->
                    <tr id="details-<?= $result['index'] ?? uniqid() ?>" style="display: none;">
                        <td colspan="6" style="background-color: #f8f9fa; padding: 20px;">
                            <div class="request-details">
                                <h4>Response Details for: <?= htmlspecialchars($result['name']) ?></h4>
                                <p><strong>Path:</strong> <?= htmlspecialchars($result['path']) ?></p>
                                
                                <!-- Formatted Response (visible by default) -->
                                <div class="formatted-response">
                                    <h5>Formatted Response:</h5>
                                    <?php
                                    $responseBody = $result['response']['body'];
                                    $requestName = strtolower($result['name']);
                                    
                                    // Format response based on request type
                                    if (strpos($requestName, 'campaign folder') !== false || strpos($requestName, 'localized campaign') !== false) {
                                        echo ResponseFormatter::formatCampaignFolders($responseBody);
                                    } elseif (strpos($requestName, 'master asset') !== false || strpos($requestName, 'final asset') !== false) {
                                        echo ResponseFormatter::formatAssetFolders($responseBody);
                                    } elseif (strpos($requestName, 'assets from') !== false) {
                                        echo ResponseFormatter::formatAssets($responseBody);
                                    } else {
                                        echo ResponseFormatter::formatGenericResponse($responseBody);
                                    }
                                    ?>
                                </div>
                                    
                                <!-- Raw JSON (collapsible) -->
                                <details style="margin-top: 20px;">
                                    <summary><strong>View Raw JSON Response</strong></summary>
                                    <textarea readonly style="width: 100%; height: 200px; margin-top: 10px; font-family: 'Courier New', monospace; font-size: 12px;"><?= htmlspecialchars($responseBody) ?></textarea>
                                </details>
                                
                                <button onclick="hideDetails('details-<?= $result['index'] ?? uniqid() ?>')" class="btn" style="margin-top: 10px;">Hide Details</button>
                            </div>
                        </td>
                    </tr>
                    <?php endforeach; ?>
                </tbody>
            </table>
        </div>
        <?php endif; ?>
        <?php endif; ?>
    </div>
</body>
</html>