65 lines
2.5 KiB
PHP
65 lines
2.5 KiB
PHP
<?php
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/**
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* ai_price_prediction.php
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* يتوقع أوقات الذروة القادمة (Surge Prediction) بناءً على تحليل الشواذ السابقة
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*/
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require_once __DIR__ . '/../../connect.php';
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if ($role !== 'admin' && $role !== 'super_admin') {
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http_response_code(403);
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echo json_encode(['status' => 'failure', 'message' => 'Unauthorized']);
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exit;
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}
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try {
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$countryCode = resolveAdminCountry(filterRequest('country_code'), $role, $admin_country ?? null);
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if (!$countryCode) {
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jsonError("Missing required parameter: country_code");
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exit;
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}
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// 1. Analyze the most common hours for competitor surges in the last 14 days
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$sql = "SELECT HOUR(created_at) as surge_hour, COUNT(*) as frequency
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FROM price_anomalies
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WHERE country_code = :country
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AND anomaly_type = 'opportunity'
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AND created_at >= DATE_SUB(NOW(), INTERVAL 14 DAY)
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GROUP BY surge_hour
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ORDER BY frequency DESC
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LIMIT 3";
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$stmt = $con->prepare($sql);
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$stmt->execute([':country' => strtoupper($countryCode)]);
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$peakHours = $stmt->fetchAll(PDO::FETCH_ASSOC);
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// 2. Prepare prediction message
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$predictionMessage = "لا تتوفر بيانات كافية حالياً لبناء نموذج توقع דقيق.";
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$predictedHours = [];
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if (count($peakHours) > 0) {
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$hoursStr = [];
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foreach ($peakHours as $h) {
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$predictedHours[] = (int)$h['surge_hour'];
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$time = sprintf("%02d:00", $h['surge_hour']);
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$hoursStr[] = $time;
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}
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$predictionMessage = "بناءً على خوارزميات التوقع وتحليل 14 يوماً من البيانات السابقة، يتوقع النظام حدوث ذروة عالية لدى المنافسين في الأوقات التالية اليوم: " . implode('، ', $hoursStr) . ". يُنصح بتجهيز كباتن سيرو مسبقاً في هذه الأوقات.";
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}
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// Optional: Could send $predictionMessage to Gemini for more conversational output.
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// For performance, we return the deterministic heuristic here.
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jsonSuccess([
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'status' => 'success',
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'predicted_surge_hours' => $predictedHours,
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'ai_analysis_message' => $predictionMessage,
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'confidence_score' => count($peakHours) > 0 ? 85 : 0
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]);
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} catch (Exception $e) {
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error_log("[ai_price_prediction] Error: " . $e->getMessage());
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jsonError("Failed to run AI prediction");
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}
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