my.onBluetoothDeviceFound

my.onBluetoothDeviceFound({
  success: (res) => {
    res.devices.forEach(device => {
      console.log('Found:', device.name, device.deviceId);
    });
  }
});

Page({
  data: {
    devices: []
  },

  onLoad() {
    my.openBluetoothAdapter({
      success: () => {
        this.setupDeviceListener();
        this.startScan();
      }
    });
  },

  setupDeviceListener() {
    my.onBluetoothDeviceFound({
      success: (res) => {
        const { devices } = this.data;

        res.devices.forEach(newDevice => {
          const exists = devices.find(d => d.deviceId === newDevice.deviceId);
          if (!exists && newDevice.name) {
            devices.push(newDevice);
          }
        });

        this.setData({ devices });
      }
    });
  },

  startScan() {
    my.startBluetoothDevicesDiscovery();
  },

  onUnload() {
    my.offBluetoothDeviceFound();
    my.closeBluetoothAdapter();
  }
});

Page({
  findDevice(targetName) {
    my.onBluetoothDeviceFound({
      success: (res) => {
        const target = res.devices.find(d => d.name === targetName);

        if (target) {
          my.stopBluetoothDevicesDiscovery();
          my.offBluetoothDeviceFound();
          this.connectToDevice(target);
        }
      }
    });

    my.startBluetoothDevicesDiscovery();
  },

  connectToDevice(device) {
    console.log('Connecting to:', device.name);
  }
});