<?php

namespace App\Domains\Ticket\Services;

use App\Domains\Tenant\Models\Tenant;
use App\Domains\Ticket\Models\Ticket;
use Barryvdh\DomPDF\Facade\Pdf;
use Barryvdh\DomPDF\PDF as DomPdf;
use Illuminate\Http\Response;
use Illuminate\Support\Collection;

class AdminAppTicketPdfService
{
    public function __construct(
        private readonly AdminAppTicketReportService $reportService,
        private readonly AdminAppTicketColumnService $columnService,
    ) {}

    /** @param Collection<int, Ticket> $tickets */
    public function download(Tenant $tenant, Collection $tickets, string $timeZone): Response
    {
        $generatedAt = now();
        $columns = $this->columnService->columns($tenant);
        $rows = $this->reportService->rows($tickets);
        $pdf = Pdf::loadView('pdf.adminapp.tickets', [
            'tenant' => $tenant,
            'columns' => $columns,
            'tickets' => $this->reportService->displayRows($rows, $columns, $timeZone),
            'generatedAt' => $generatedAt,
            'timeZone' => $timeZone,
        ])->setPaper('a3', 'landscape');

        $this->addPageNumbers($pdf);

        return $pdf->download(
            'tickets_'.$tenant->codigo.'_'
            .$generatedAt->copy()->timezone($timeZone)->format('Ymd_His').'.pdf'
        );
    }

    private function addPageNumbers(DomPdf $pdf): void
    {
        $pdf->render();
        $domPdf = $pdf->getDomPDF();
        $font = $domPdf->getFontMetrics()->getFont('DejaVu Sans');

        $domPdf->getCanvas()->page_text(
            565,
            805,
            'Página {PAGE_NUM} de {PAGE_COUNT}',
            $font,
            7,
            [0.48, 0.52, 0.49],
        );
    }
}