/**
 * adb 公共工具：滑动坐标计算等
 */
function calculateSwipeCoordinates(direction, width, height) {
  const margin = 0.15
  const swipeDistance = 0.7
  let x1, y1, x2, y2
  switch (direction) {
    case 'up-down':
      x1 = x2 = Math.round(width / 2)
      y1 = Math.round(height * margin)
      y2 = Math.round(height * (margin + swipeDistance))
      break
    case 'down-up':
      x1 = x2 = Math.round(width / 2)
      y1 = Math.round(height * (margin + swipeDistance))
      y2 = Math.round(height * margin)
      break
    case 'left-right':
      y1 = y2 = Math.round(height / 2)
      x1 = Math.round(width * margin)
      x2 = Math.round(width * (margin + swipeDistance))
      break
    case 'right-left':
      y1 = y2 = Math.round(height / 2)
      x1 = Math.round(width * (margin + swipeDistance))
      x2 = Math.round(width * margin)
      break
    default:
      throw new Error(`未知的滑动方向: ${direction}`)
  }
  return { x1, y1, x2, y2 }
}

module.exports = { calculateSwipeCoordinates }