<?php

declare(strict_types=1);

namespace Queue\Jobs;

use App\Modules\Invoices\InvoiceModel;
use App\Services\AiExtractionService;
use Throwable;

final class ExtractInvoiceJob
{
    public function __construct(
        private readonly InvoiceModel $invoiceModel,
        private readonly AiExtractionService $aiExtraction
    ) {}

    public function handle(array $payload): void
    {
        $invoiceId = $payload['invoice_id'];
        $filePath = $payload['file_path'];
        $mimeType = $payload['mime_type'];

        // Update status to extracting
        $this->invoiceModel->update($invoiceId, ['status' => 'extracting']);

        try {
            $extractedData = $this->aiExtraction->extractInvoiceData($filePath, $mimeType);
            
            // Map AI data to schema columns if needed, or just store in ai_raw_response
            $this->invoiceModel->update($invoiceId, [
                'status' => 'extracted',
                'invoice_number' => $extractedData['invoice_number'] ?? null,
                'invoice_date' => $extractedData['invoice_date'] ?? null,
                'grand_total' => $extractedData['total_amount'] ?? 0,
                'tax_amount' => $extractedData['tax_amount'] ?? 0,
                'supplier_name' => $extractedData['vendor_name'] ?? null,
                'supplier_tin' => $extractedData['vendor_tax_number'] ?? null,
                'ai_raw_response' => json_encode($extractedData, JSON_UNESCAPED_UNICODE)
            ]);
        } catch (Throwable $e) {
            $this->invoiceModel->update($invoiceId, [
                'status' => 'validation_failed'
            ]);
            throw $e;
        }
    }
}