<?php

namespace App\Http\Controllers;

use App\Models\LegacyInvoice;
use App\Services\Billing\LegacyInvoicePdfRenderer;
use Illuminate\Support\Facades\Gate;
use Illuminate\Support\Facades\Schema;
use Illuminate\Support\Facades\Storage;
use Symfony\Component\HttpFoundation\Response;

class LegacyInvoicePdfController extends Controller
{
    public function __invoke(LegacyInvoice $legacyInvoice, LegacyInvoicePdfRenderer $renderer): Response
    {
        Gate::authorize('downloadPdf', $legacyInvoice);

        if (filled($legacyInvoice->pdf_path) && Storage::disk('local')->exists($legacyInvoice->pdf_path)) {
            return response()->file(Storage::disk('local')->path($legacyInvoice->pdf_path), [
                'Content-Type' => 'application/pdf',
                'Content-Disposition' => 'inline; filename="'.$renderer->filename($legacyInvoice).'"',
                'Cache-Control' => 'private, max-age=0, must-revalidate',
            ]);
        }

        if (Schema::hasColumn('legacy_invoices', 'pdf_generated_at')) {
            $legacyInvoice->forceFill(['pdf_generated_at' => now()])->save();
        }

        return $renderer->inlineResponse($legacyInvoice);
    }
}