<?php
/**
 * cron_empty_results_to_db.php
 * سكربت لتفريغ نتائج البوت من ملف results.json إلى قاعدة بيانات MySQL
 * يُفضل تشغيله برمجياً كل ساعة أو حسب الحاجة
 */

// Allow script to run indefinitely
set_time_limit(0);
ini_set('memory_limit', '256M');

// Mock request to satisfy connect.php dependencies if any
$_SERVER['REQUEST_METHOD'] = 'POST';

require_once __DIR__ . '/../core/bootstrap.php';
require_once __DIR__ . '/../functions.php';

try {
    $con = Database::get('main');
} catch (Exception $e) {
    die("Database connection failed: " . $e->getMessage() . "\n");
}

$resultsFile = __DIR__ . '/results.json';

if (!file_exists($resultsFile)) {
    die("No results file found.\n");
}

$content = file_get_contents($resultsFile);
$data = json_decode($content, true);

if (empty($data) || !is_array($data)) {
    die("No data to process or invalid JSON.\n");
}

$insertedCount = 0;
$stmt = $con->prepare("INSERT INTO scraped_competitor_prices (task_id, app_name, competitor_name, start_location, end_location, start_lat, start_lng, end_lat, end_lng, price_amount, price_per_km, currency, country_code) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");

foreach ($data as $row) {
    if (isset($row['status']) && $row['status'] !== 'success') {
        continue;
    }

    $taskId = $row['task_id'] ?? null;
    $resultData = $row['result_data'] ?? [];
    
    $appName = $resultData['app'] ?? $row['app'] ?? 'Unknown';
    
    $startLoc = $resultData['start_location'] ?? $row['start_location'] ?? '';
    if (empty($startLoc) && !empty($resultData['start_lat'])) {
        $startLoc = "Lat: {$resultData['start_lat']}, Lng: {$resultData['start_lng']}";
    }
    
    $endLoc = $resultData['end_location'] ?? $row['end_location'] ?? '';
    if (empty($endLoc) && !empty($resultData['end_lat'])) {
        $endLoc = "Lat: {$resultData['end_lat']}, Lng: {$resultData['end_lng']}";
    }
    
    $priceRaw = $resultData['price'] ?? $row['price'] ?? 0;
    
    $amount = 0.0;
    $currency = 'JOD';
    
    if (is_numeric($priceRaw)) {
        $amount = (float)$priceRaw;
    } else {
        $priceStr = (string)$priceRaw;
        // Match numeric parts (including decimals) and text parts
        if (preg_match('/([\d\.]+)\s*([A-Za-z]+|د\.ا)/', $priceStr, $matches)) {
            $amount = (float)$matches[1];
            $currency = $matches[2];
            if ($currency === 'د.ا') {
                $currency = 'JOD';
            }
        } else {
            $amount = (float)$priceStr;
        }
    }
    
    // Ignore invalid entries without an amount
    if ($amount <= 0) {
        continue;
    }

    $distanceKm = (float)($resultData['distance_km'] ?? 1);
    if ($distanceKm <= 0) $distanceKm = 1;
    $pricePerKm = $amount / $distanceKm;

    $startLat = $resultData['start_lat'] ?? null;
    $startLng = $resultData['start_lng'] ?? null;
    $endLat = $resultData['end_lat'] ?? null;
    $endLng = $resultData['end_lng'] ?? null;
    $countryCode = 'JO'; // Default for now, as scraping is in Jordan

    if ($stmt->execute([
        $taskId, $appName, $appName, $startLoc, $endLoc, 
        $startLat, $startLng, $endLat, $endLng, 
        $amount, $pricePerKm, $currency, $countryCode
    ])) {
        $insertedCount++;
    } else {
        echo "Failed to insert task_id: $taskId. Error: " . implode(" ", $stmt->errorInfo()) . "\n";
    }
}

// Clear the JSON file after successfully inserting data
file_put_contents($resultsFile, json_encode([], JSON_PRETTY_PRINT));

echo "Successfully inserted $insertedCount records into the database and cleared results.json.\n";