76 lines
2.8 KiB
PHP
76 lines
2.8 KiB
PHP
<?php
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// --- verify_payment_ai.php ---
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include "../../connect.php";
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include "./finalize_payment.php";
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include "../GeminiAi.php";
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header('Content-Type: application/json');
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try {
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$json_data = file_get_contents('php://input');
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$data = json_decode($json_data, true) ?: $_POST;
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$invoiceNumber = $data['invoice_number'] ?? '';
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$proofText = $data['proof_text'] ?? '';
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$proofImageBase64 = $data['proof_image_base64'] ?? '';
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if (empty($invoiceNumber)) {
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echo json_encode(["status" => "failure", "message" => "Invoice number is required."]);
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exit;
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}
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if (empty($proofText) && empty($proofImageBase64)) {
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echo json_encode(["status" => "failure", "message" => "Proof text or image is required."]);
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exit;
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}
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$stmt = $con->prepare("SELECT id, amount FROM mtn_invoices WHERE invoice_number = :inv AND status = 'pending'");
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$stmt->execute([':inv' => $invoiceNumber]);
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$invoice = $stmt->fetch(PDO::FETCH_ASSOC);
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if (!$invoice) {
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echo json_encode(["status" => "failure", "message" => "Invoice not found or already processed."]);
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exit;
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}
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$amount = $invoice['amount'];
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$geminiKey = $_ENV['GEMINI_API_KEY'] ?? getenv('GEMINI_API_KEY') ?: '';
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if (empty($geminiKey)) {
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echo json_encode(["status" => "error", "message" => "Gemini API key not configured."]);
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exit;
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}
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$gemini = new GeminiAi($geminiKey);
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$aiResult = $gemini->verifyPayment($invoiceNumber, $amount, "MTN", $proofText, $proofImageBase64);
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if (isset($aiResult['verified']) && $aiResult['verified'] === true) {
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$con->beginTransaction();
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$upd = $con->prepare("UPDATE mtn_invoices SET status = 'completed', updated_at = NOW() WHERE id = :id AND status = 'pending'");
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$upd->execute([':id' => $invoice['id']]);
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if ($upd->rowCount() > 0) {
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$finalizationResult = finalizeMtnPayment($con, $invoice['id']);
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if ($finalizationResult['success']) {
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$con->commit();
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echo json_encode(["status" => "success", "message" => "Payment verified and finalized."]);
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} else {
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$con->rollBack();
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echo json_encode(["status" => "error", "message" => "Verification succeeded but finalization failed."]);
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}
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} else {
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$con->rollBack();
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echo json_encode(["status" => "error", "message" => "Invoice already processed."]);
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}
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} else {
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$reason = $aiResult['reason'] ?? "AI rejected the proof.";
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echo json_encode(["status" => "failure", "message" => "Verification failed: $reason"]);
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}
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} catch (Exception $e) {
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error_log("Error in MTN verify: " . $e->getMessage());
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echo json_encode(["status" => "error", "message" => "Server error."]);
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}
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?>
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