hasOne(BDTDevice::class, 'id', 'device_id'); } public function client() { return $this->hasOne(Client::class, 'id', 'client_id'); } public function supplyOrders(){ return $this->hasMany(SupplyOrder::class, 'client_bdt_device_id', 'id'); } public function mostRecentMeasurement() { return $this->hasOne(ClientBDTMeasurement::class, 'id', 'most_recent_client_bdt_measurement_id'); } public function lastDeviceMeasurement() { return BDTMeasurement::select('bdt_measurement.created_at', 'measurement.label', 'measurement.sbp_mm_hg', 'measurement.dbp_mm_hg', 'measurement.numeric_value') ->join('client_bdt_measurement', 'client_bdt_measurement.bdt_measurement_id', '=', 'bdt_measurement.id') ->join('measurement', 'measurement.client_bdt_measurement_id', '=', 'client_bdt_measurement.id') ->where('bdt_measurement.is_cellular_zero', '<>', true) ->whereNotNull('bdt_measurement.ts') ->where('client_bdt_measurement.client_id', $this->client_id) ->where('bdt_measurement.imei', $this->device->imei) ->orderBy('bdt_measurement.created_at', 'DESC') ->first(); } }