user() !== null; } public function rules(): array { return [ 'parent_id' => ['required', 'integer', 'min:1'], 'title' => ['required', 'string', 'min:2', 'max:255'], 'amount' => ['required', 'numeric', 'min:0.01'], 'charge_type' => ['required', 'in:add,deduct'], 'description' => ['nullable', 'string', 'max:2000'], 'due_date' => ['nullable', 'date_format:Y-m-d'], 'invoice_id' => ['nullable', 'integer', 'min:1'], 'school_year' => ['nullable', 'string', 'max:20'], 'semester' => ['nullable', 'string', 'max:20'], ]; } }