async listDevices()

in 9-realtime/openai-realtime-console-example/src/lib/wavtools/lib/wav_recorder.js [265:293]

• 29 lines of code
• 5 McCabe index (conditional complexity)

  async listDevices() {
    if (
      !navigator.mediaDevices ||
      !('enumerateDevices' in navigator.mediaDevices)
    ) {
      throw new Error('Could not request user devices');
    }
    await this.requestPermission();
    const devices = await navigator.mediaDevices.enumerateDevices();
    const audioDevices = devices.filter(
      (device) => device.kind === 'audioinput',
    );
    const defaultDeviceIndex = audioDevices.findIndex(
      (device) => device.deviceId === 'default',
    );
    const deviceList = [];
    if (defaultDeviceIndex !== -1) {
      let defaultDevice = audioDevices.splice(defaultDeviceIndex, 1)[0];
      let existingIndex = audioDevices.findIndex(
        (device) => device.groupId === defaultDevice.groupId,
      );
      if (existingIndex !== -1) {
        defaultDevice = audioDevices.splice(existingIndex, 1)[0];
      }
      defaultDevice.default = true;
      deviceList.push(defaultDevice);
    }
    return deviceList.concat(audioDevices);
  }