import DeviceSensor from './DeviceSensor';
import ExponentDeviceMotion from './ExponentDeviceMotion';

export interface DeviceMotionMeasurement {
  acceleration: null | {
    x: number;
    y: number;
    z: number;
  };
  accelerationIncludingGravity: {
    x: number;
    y: number;
    z: number;
  };
  rotation: {
    alpha: number;
    beta: number;
    gamma: number;
  };
  /**
   * Device's rate of rotation in space expressed in degrees per second (deg/s).
   */
  rotationRate: null | {
    /**
     * x axis rotation.
     */
    alpha: number;
    /**
     * y axis rotation.
     */
    beta: number;
    /**
     * z axis rotation.
     */
    gamma: number;
  };
  /**
   * Interval at which data is obtained from the native platform. Expressed in **milliseconds**.
   */
  interval: number;
  orientation: number;
}

class DeviceMotionSensor extends DeviceSensor<DeviceMotionMeasurement> {
  Gravity = ExponentDeviceMotion.Gravity;
}

export const Gravity = ExponentDeviceMotion.Gravity;

export default new DeviceMotionSensor(ExponentDeviceMotion, 'deviceMotionDidUpdate');