<?php

declare(strict_types=1);

/**
 * Read-only: is the evo_megamenu_json schema in place?
 * Checks the four menu tables and the inline column on tt_content.
 *
 * Usage:  php migrations/check_megamenu_schema.php
 */

$root = null;
$dir = __DIR__;
for ($i = 0; $i < 5; $i++) {
    if (is_file($dir . '/config/system/settings.php')) { $root = $dir; break; }
    $dir = dirname($dir);
}
if ($root === null) { exit("Could not locate project root above " . __DIR__ . "\n"); }

$settings = require $root . '/config/system/settings.php';
$db = $settings['DB']['Connections']['Default'];
$pdo = new PDO(
    sprintf('mysql:host=%s;port=%s;dbname=%s;charset=utf8mb4', $db['host'] ?? 'localhost', $db['port'] ?? 3306, $db['dbname'] ?? ''),
    $db['user'] ?? '', $db['password'] ?? '',
    [PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION, PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC]
);

$tables = [
    'tx_evomegamenujson_entry',
    'tx_evomegamenujson_column',
    'tx_evomegamenujson_item',
    'tx_evomegamenujson_teaser',
];
$missing = 0;
foreach ($tables as $table) {
    $exists = (bool)$pdo->query("SHOW TABLES LIKE " . $pdo->quote($table))->fetchColumn();
    $count = $exists ? (int)$pdo->query("SELECT COUNT(*) FROM `$table`")->fetchColumn() : 0;
    printf("%-32s %s%s\n", $table, $exists ? 'OK' : 'FEHLT', $exists ? "  ($count Datensaetze)" : '');
    $missing += $exists ? 0 : 1;
}

$col = $pdo->query("SHOW COLUMNS FROM tt_content LIKE 'tx_evomegamenujson_entries'")->fetch();
printf("%-32s %s\n", 'tt_content.tx_..._entries', $col ? 'OK' : 'FEHLT');
$missing += $col ? 0 : 1;

$ce = (int)$pdo->query("SELECT COUNT(*) FROM tt_content WHERE deleted = 0 AND CType = 'evomegamenujson_megamenu'")->fetchColumn();
printf("%-32s %d\n", 'Megamenu-Elemente angelegt', $ce);

echo "\n" . ($missing === 0
    ? "Schema vollstaendig - Plugin kann angelegt werden.\n"
    : "$missing Objekt(e) fehlen - Schema-Update noetig.\n");