mqttService = $mqttService; } public function handle() { Log::info('Starting MQTT subscription...'); try { $this->mqttService->subscribe('postdataGluc', function ($topic, $message) { Log::info("Received message: $message"); // Decode JSON message $data = json_decode($message, true); if ($data && isset($data['id'], $data['BPM'], $data['SpO2'], $data['PredictedGlucose'])) { // Insert data into the 'penyakits' table penyakit::create([ 'id_pasien' => $data['id'], 'bpm' => $data['BPM'], 'spo2' => $data['SpO2'], 'gula_darah' => $data['PredictedGlucose'] ]); Log::info("Data inserted successfully: $message"); } else { // Handle invalid data Log::error('Invalid data received from MQTT topic.'); } }); } catch (\Exception $e) { Log::error('An error occurred while subscribing to MQTT: ' . $e->getMessage()); } } }