export const generateTransform = (tile, box) => {
  let { x, y, align, rotation, scale, units, is_tiled } = tile.settings
  if (is_tiled) {
    return 'translateZ(0)'
  }
  if (box) {
    x += box.dx
    y += box.dy
  }
  units = units || 'px'
  const [yalign, xalign] = align.split('_')
  let transform = ['translateZ(0)']
  if (yalign === 'center') {
    transform.push('translateY(-50%)')
  }
  if (xalign === 'center') {
    transform.push('translateX(-50%)')
  }
  // if (x % 2 == 1) x += 0.5
  // if (y % 2 == 1) y += 0.5
  transform.push('translateX(' + x + units + ')')
  transform.push('translateY(' + y + units + ')')
  if (scale !== 1) {
    transform.push('scale(' + scale + ')')
  }
  if (rotation !== 0) {
    transform.push('rotateZ(' + rotation + 'deg)')
  }
  return transform.join(' ')
}

export const generateVideoStyle = (tile, bounds) => {
  const style = {
    pointerEvents: "none",
  }
  switch (tile.settings.video_style) {
    case 'normal':
      style.width = "auto"
      style.height = "auto"
      break
    case 'cover':
      if (tile.settings.width && (tile.settings.width / tile.settings.height) > (bounds.width / bounds.height)) {
        style.width = Math.round((tile.settings.width / tile.settings.height) * bounds.height)
        style.height = bounds.height
      } else {
        style.width = bounds.width
        style.height = Math.round((tile.settings.height / tile.settings.width) * bounds.width)
      }
      break
    case 'contain':
      if (tile.settings.width && (tile.settings.width / tile.settings.height) > (bounds.width / bounds.height)) {
        style.width = bounds.width
        style.height = Math.round((tile.settings.height / tile.settings.width) * bounds.width)
      } else {
        style.width = Math.round((tile.settings.width / tile.settings.height) * bounds.height)
        style.height = bounds.height
      }
      break
  }
  return style
}

export const unitsDimension = (tile, dimension) => {
  const value = tile.settings[dimension]
  if (!value) return "auto"
  if (tile.settings.units) return value + tile.settings.units
  return value + "px"
}