<?php

declare(strict_types=1);

/**
 * Test script for the mail system. Run from CLI:
 *   php bin/test-mail.php
 *
 * Generates PDFs and HTML output to verify formatting without sending emails.
 */

require dirname(__DIR__) . '/src/autoload.php';

use App\App\Bootstrap;
use App\Form\FormSchema;
use App\Mail\SubmissionFormatter;
use App\Mail\PdfGenerator;
use App\Mail\Mailer;

Bootstrap::init(false);

$submission = [
    'email' => 'max.mustermann@example.org',
    'application_key' => 'test_' . bin2hex(random_bytes(8)),
    'status' => 'submitted',
    'submitted_at' => date('c'),
    'form_data' => [
        'vorname' => 'Max',
        'nachname' => 'Mustermann',
        'geburtsdatum' => '1990-05-15',
        'strasse' => 'Musterstraße 42',
        'plz' => '85354',
        'ort' => 'Freising',
        'telefon' => '01701234567',
        'job' => 'Softwareentwickler',
        'pate' => 'Hans Meier',
        'mitgliedsart' => 'Aktiv',
        'qualifikation_vorhanden' => 'ja',
        'führerschein_vorhanden' => 'b',
        'führerschein_nachweis' => 'Staplerführerschein',
        'bisherige_dienstzeiten' => "Feuerwehr/Hilfsorganisation,von,bis\nFF Moosburg,2015-03-01,2020-12-31\nTHW OV Freising,2021-01-15,2023-06-30",
        'letzter_dienstgrad' => 'Oberfeuerwehrmann',
        'basismodul' => '1',
        'truppführer' => '1',
        'gruppenführer' => '',
        'atemschutzgeräteträger' => '1',
        'gültige_g26' => '1',
        'motorsägenführer' => '',
        'feuerwehrsanitäter' => '1',
        'weitere_lehrgaenge' => 'Erste Hilfe Ausbilder',
        'abzeichen_lösch' => '3',
        'abzeichen_thl' => '2',
        'freier_kommentar' => 'Ich freue mich auf die Zusammenarbeit.',
        'körperliche_eignung' => '1',
        'schwimmer' => '1',
        'einwilligung_datenschutz' => '1',
        'einwilligung_bildrechte' => '1',
    ],
    'uploads' => [
        'portraitfoto' => [
            [
                'original_filename' => 'bewerbungsfoto.jpg',
                'stored_dir' => 'test/portraitfoto/abc12345',
                'stored_filename' => 'bewerbungsfoto.jpg',
                'relative_path' => 'test/portraitfoto/abc12345/bewerbungsfoto.jpg',
                'mime' => 'image/jpeg',
                'size' => 150000,
            ],
        ],
        'qualifikationsnachweise' => [
            [
                'original_filename' => 'nachweis_truppfuehrer.pdf',
                'stored_dir' => 'test/qualifikationsnachweise/def67890',
                'stored_filename' => 'nachweis_truppfuehrer.pdf',
                'relative_path' => 'test/qualifikationsnachweise/def67890/nachweis_truppfuehrer.pdf',
                'mime' => 'application/pdf',
                'size' => 250000,
            ],
        ],
    ],
];

echo "=== Testing SubmissionFormatter ===\n\n";

$schema = new FormSchema();
$formatter = new SubmissionFormatter($schema);

$steps = $formatter->getFormattedSteps($submission['form_data']);
foreach ($steps as $step) {
    echo "--- " . $step['title'] . " ---\n";
    foreach ($step['fields'] as $field) {
        echo "  " . $field['label'] . ": " . $field['value'] . "\n";
    }
    echo "\n";
}

$uploads = $formatter->getUploadSummary($submission['uploads']);
echo "--- Uploads ---\n";
foreach ($uploads as $u) {
    echo "  " . $u['label'] . ": " . $u['filename'] . "\n";
}

echo "\n=== Testing PdfGenerator (Form Data PDF) ===\n\n";

$pdfGen = new PdfGenerator($formatter, $schema);
$formPdf = $pdfGen->generateFormDataPdf($submission);
if ($formPdf !== null) {
    echo "Form data PDF generated: " . $formPdf . " (" . filesize($formPdf) . " bytes)\n";
    $outputDir = dirname(__DIR__) . '/storage/logs';
    $copyPath = $outputDir . '/test_antragsdaten.pdf';
    copy($formPdf, $copyPath);
    echo "Copied to: " . $copyPath . "\n";
    unlink($formPdf);
} else {
    echo "ERROR: Form data PDF generation failed.\n";
}

echo "\n=== Testing PdfGenerator (Attachments PDF) ===\n";
echo "(Expected: null or partial - test files don't exist on disk)\n\n";

$attPdf = $pdfGen->generateAttachmentsPdf($submission);
if ($attPdf !== null) {
    echo "Attachments PDF generated: " . $attPdf . " (" . filesize($attPdf) . " bytes)\n";
    unlink($attPdf);
} else {
    echo "No attachments PDF (expected: test upload files don't exist on disk).\n";
}

echo "\n=== Testing Mailer HTML Rendering ===\n\n";

$mailer = new Mailer();
$ref = new \ReflectionClass($mailer);

$adminMethod = $ref->getMethod('renderAdminHtml');
$adminMethod->setAccessible(true);
$adminHtml = $adminMethod->invoke($mailer, $submission, true, true);

$outputDir = dirname(__DIR__) . '/storage/logs';
file_put_contents($outputDir . '/test_admin_email.html', $adminHtml);
echo "Admin HTML saved to: " . $outputDir . "/test_admin_email.html\n";

$applicantMethod = $ref->getMethod('renderApplicantHtml');
$applicantMethod->setAccessible(true);
$applicantHtml = $applicantMethod->invoke($mailer, $submission);

file_put_contents($outputDir . '/test_applicant_email.html', $applicantHtml);
echo "Applicant HTML saved to: " . $outputDir . "/test_applicant_email.html\n";

echo "\nDone. Check the generated files in storage/logs/.\n";