react-native-stripe-terminal reader functionalities

StripeReaderUtilities.js

import StripeTerminal from 'react-native-stripe-terminal';

// discovering Readers
StripeTerminal.discoverReaders(
  StripeTerminalModule.DiscoveryMethodBluetoothScan,  // discovery method
  SIMULATED     // 0 for real devices, 1 for simulated devices
 )
  .then((readers) => {
    console.log("readers", readers);
  })
  .catch((error) => {
    console.log(error)
  });

// discoverReaders can function only when there is no reader connected
StripeTerminal.getConnectedReader()
  .then((reader) => {
    if (reader) {
      console.log('already connected to', reader.serialNumber);
    } else {
      StripeTerminal.discoverReaders();
    }
  })
  .catch((error) => {
    console.log("getConnectedReader", error);
  });

// connect to a reader
StripeTerminalModule.connectReader(
  serialNumber,
  locationId  // optional
)
  .then((reader) => {
    console.log("connected to reader", reader.serialNumber);
    
  })
  .catch((e) => {
    console.log("failed to connect", e);
  });

// disconnect from a reader
StripeTerminalModule.disconnectReader()
  .then(() => {
    console.log('disconnected from reader successfully');
  })
  .catch((error) => {
    console.log(error);
  });