import type { CameraOrientation } from 'react-native-vision-camera'

/**
 * Converts a {@linkcode CameraOrientation} to its equivalent clockwise
 * rotation angle in degrees.
 *
 * @internal
 * @worklet
 */
export function orientationToDegrees(orientation: CameraOrientation): number {
  'worklet'
  switch (orientation) {
    case 'up':
      return 0
    case 'down':
      return 180
    case 'left':
      return 270
    case 'right':
      return 90
  }
}

/**
 * Normalizes the given rotation in degrees into the range from
 * `0` to `360` (not including `360`).
 *
 * @internal
 * @worklet
 */
export function normalizeRotationDegrees(degrees: number): number {
  'worklet'
  const normalized = degrees % 360
  if (normalized < 0) {
    return normalized + 360
  } else {
    return normalized
  }
}