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1<?php
2
3declare(strict_types=1);
4
5namespace App\Service;
6
7use App\Entity\Store;
8use App\Entity\Transaction;
9use App\Repository\TransactionRepository;
10use Knp\Snappy\Pdf;
11use Symfony\Component\DependencyInjection\Attribute\Autowire;
12use Twig\Environment;
13
14readonly class PdfHelper
15{
16    public function __construct(
17        #[Autowire('%kernel.project_dir%')]
18        private string $rootDir,
19        private Environment $twig,
20        private Pdf $pdfEngine,
21    ) {}
22
23    public function getRoot(): string
24    {
25        return $this->rootDir;
26    }
27
28    public function renderTransactionHtml(
29        TransactionRepository $transactionRepository,
30        Store $store,
31        int $year,
32        int $transactionsPerPage = 42
33    ): string
34    {
35        $transactions = $transactionRepository->findByStoreAndYear(
36            $store,
37            $year
38        );
39
40        $pages = (int)(count($transactions) / $transactionsPerPage) + 1;
41        $fillers = $transactionsPerPage - (count($transactions) - ($pages - 1)
42                * $transactionsPerPage);
43
44        for ($i = 1; $i < $fillers; ++$i) {
45            $transaction = new Transaction();
46            $transactions[] = $transaction;
47        }
48
49        return $this->twig->render(
50            '_pdf/transactions-pdf.html.twig',
51            [
52                'saldoAnterior' => $transactionRepository->getSaldoAnterior(
53                    $store,
54                    $year
55                ),
56                'transactions' => $transactions,
57                'store' => $store,
58                'year' => $year,
59            ]
60        );
61    }
62
63    public function renderPayrollsHtml(
64        int $year,
65        int $month,
66        PayrollHelper $payrollHelper,
67        int $storeId = 0
68    ): string
69    {
70        return $this->twig->render(
71            '_pdf/payrolls-pdf.html.twig',
72            $payrollHelper->getData($year, $month, $storeId)
73        );
74    }
75
76    /**
77     * @param array<string>|string $htmlPages
78     * @param array<string, string|bool> $options
79     */
80    public function getOutputFromHtml(
81        array|string $htmlPages,
82        array $options = []
83    ): string
84    {
85        return $this->pdfEngine->getOutputFromHtml($htmlPages, $options);
86    }
87
88    /**
89     * Render payroll HTML to PDF bytes with local-file-access enabled.
90     */
91    public function renderPayrollPdf(int $year, int $month, PayrollHelper $payrollHelper, int $storeId = 0): string
92    {
93        return $this->getOutputFromHtml(
94            $this->renderPayrollsHtml($year, $month, $payrollHelper, $storeId),
95            ['enable-local-file-access' => true]
96        );
97    }
98
99    /**
100     * Render transaction HTML pages to PDF bytes with headers/footers and local-file-access enabled.
101     *
102     * @param array<string>|string $htmlPages
103     */
104    public function renderTransactionsPdf(array|string $htmlPages): string
105    {
106        return $this->getOutputFromHtml(
107            $htmlPages,
108            [
109                'header-html' => $this->getHeaderHtml(),
110                'footer-html' => $this->getFooterHtml(),
111                'enable-local-file-access' => true,
112            ]
113        );
114    }
115
116    public function getHeaderHtml(): string
117    {
118        return $this->twig->render(
119            '_header-pdf.html.twig',
120            [
121                'rootPath' => $this->rootDir.'/public',
122            ]
123        );
124    }
125
126    public function getFooterHtml(): string
127    {
128        return $this->twig->render('_footer-pdf.html.twig');
129    }
130}