|string> */ public function rules(): array { return [ 'proposer_id' => 'nullable|uuid|exists:users,id', 'supporter_id' => 'nullable|uuid|exists:users,id', ]; } /** * @return array */ public function messages(): array { return [ 'proposer_id.exists' => 'Pencadang tidak dijumpai.', 'supporter_id.exists' => 'Penyokong tidak dijumpai.', ]; } }