<?php
declare(strict_types=1);

require_once __DIR__ . '/../includes/LegalTools.php';

dbnToolsRequireMethod('POST');
dbnToolsRequireAuth();
$input = dbnToolsJsonInput(400000);

dbnToolsWithTelemetry('redact', '', function () use ($input): array {
    $text     = dbnToolsString($input, 'text', 128000);
    $mode     = (string)($input['mode']     ?? 'standard');
    $region   = dbnToolsNormalizeRegion($input['region']   ?? 'nordic');
    $language = dbnToolsNormalizeLanguage($input['language'] ?? 'en');

    $aliases = [];
    $rawAliases = $input['aliases'] ?? [];
    if (is_array($rawAliases)) {
        foreach (array_slice($rawAliases, 0, 20) as $item) {
            if (!is_array($item)) {
                continue;
            }
            $original = substr(trim((string)($item['original'] ?? '')), 0, 100);
            $alias    = substr(trim((string)($item['alias']    ?? '')), 0, 100);
            if ($original !== '' && $alias !== '') {
                $aliases[] = ['original' => $original, 'alias' => $alias];
            }
        }
    }

    return (new DbnLegalToolsService())->redact($text, $mode, $region, $language, $aliases);
});