validate($input); $project = new Project([ 'name' => $input['name'], ]); $project->save(); $project->users()->attach($user); return $project; } public static function rules(): array { return [ 'name' => [ 'required', 'string', 'max:255', 'unique:projects,name', 'lowercase:projects,name', ], ]; } private function validate(array $input): void { Validator::make($input, self::rules())->validate(); } }