user()->isAdmin(); } public function rules() { return [ 'import_type' => 'required', 'files' => 'required_without:hash|array|min:1|max:6', 'hash' => 'nullable|string', 'column_map' => 'required_with:hash|array', 'skip_header' => 'required_with:hash|boolean', 'files.*' => 'file|mimes:csv,txt', ]; } }