clientId = env('JOFOTARA_CLIENT_ID', ''); $this->secretKey = env('JOFOTARA_SECRET', ''); $this->environment = env('JOFOTARA_ENV', 'sandbox'); // sandbox or production } /** * 1. Generate UBL 2.1 XML for an invoice */ public function generateXML(array $invoiceData): string { // To be implemented: Full XML DOM Document generation based on UBL 2.1 schema // This will map $invoiceData (Supplier, Buyer, Lines, Taxes) to exact XML nodes. return "This will be full UBL 2.1 XML"; } /** * 2. Generate Base64 TLV QR Code (required by Jordan Tax Authority) * Tag 1: Seller Name * Tag 2: Tax Number * Tag 3: Timestamp * Tag 4: Invoice Total * Tag 5: VAT Total */ public function generateQRCode(array $invoiceData): string { $sellerName = $invoiceData['supplier_name'] ?? ''; $taxNumber = $invoiceData['supplier_tin'] ?? ''; $timestamp = date('Y-m-d\TH:i:s\Z', strtotime($invoiceData['invoice_date'] ?? 'now')); $total = number_format($invoiceData['grand_total'] ?? 0, 3, '.', ''); $vat = number_format($invoiceData['tax_amount'] ?? 0, 3, '.', ''); $tlv = $this->toTLV(1, $sellerName) . $this->toTLV(2, $taxNumber) . $this->toTLV(3, $timestamp) . $this->toTLV(4, $total) . $this->toTLV(5, $vat); return base64_encode($tlv); } private function toTLV(int $tag, string $value): string { return chr($tag) . chr(strlen($value)) . $value; } /** * 3. Submit Invoice to JoFotara API */ public function submitInvoice(string $xmlContent): array { // To be implemented: cURL request to JoFotara Core API // Requires ECDSA signing of the XML before submission return ['success' => true, 'uuid' => 'dummy-jofotara-id']; } }