<?php

namespace App\Services\Access;

use App\Models\User;

class FieldAccessService
{
    public function __construct(private readonly AccessService $accessService)
    {
    }

    public function visibleHeaders(User $user, string $module, array $headers): array
    {
        return array_filter(
            $headers,
            fn (string $field): bool => $this->accessService->canViewField($user, $module, $this->normalizeField($field)),
            ARRAY_FILTER_USE_KEY
        );
    }

    public function filterValidatedPayload(User $user, string $module, array $validated): array
    {
        return $this->accessService->filterWritableData($user, $module, $validated);
    }

    public function filterExportColumns(User $user, string $module, array $columns): array
    {
        return $columns;
    }

    public function filterImportPayload(User $user, string $module, array $row): array
    {
        return $row;
    }

    private function normalizeField(string $field): string
    {
        return str_ends_with($field, '_txt')
            ? substr($field, 0, -4)
            : $field;
    }
}