import React, { Component } from 'react'

export default class TileHandle extends Component {
  constructor(props) {
    super(props)
    this.videoRef = React.createRef()
    this.handleEnded = this.handleEnded.bind(this)
  }
  componentDidMount() {
    if (this.props.tile.type === 'video') {
      this.videoRef.current.addEventListener('ended', this.handleEnded)
    }
  }
  componentWillUnmount() {
    if (this.props.tile.type === 'video') {
      this.videoRef.current.removeEventListener('ended', this.handleEnded)
    }
  }
  handleEnded() {
    this.props.onPlaybackEnded(this.props.tile)
  }
  render() {
    let { tile, bounds, box, viewing, onMouseDown, onDoubleClick } = this.props
    // console.log(tile)
    const { width, height } = tile.settings
    const style = {
      transform: generateTransform(tile, box),
      opacity: tile.settings.opacity,
    }
    // console.log(generateTransform(tile))
    let content;
    let className = ['tile', tile.type].join(' ')
    if (tile.target_page_id || (viewing && tile.href)) {
      className += ' ' + (tile.settings.cursor || 'hand_up')
    }
    // console.log(tile.settings)
    switch (tile.type) {
      case 'image':
        if (!tile.settings.url) {
          return null
        }
        if (tile.settings.is_tiled) {
          style.backgroundImage = 'url(' + tile.settings.url + ')'
          style.backgroundPosition = tile.settings.align.replace('_', ' ')
          switch (tile.settings.tile_style) {
            default:
            case 'tile':
              break
            case 'cover':
              style.backgroundSize = 'cover'
              break
            case 'contain':
              style.backgroundSize = 'contain'
              break
            case 'contain no-repeat':
              style.backgroundSize = 'contain'
              style.backgroundRepeat = 'no-repeat'
              break
          }
          className += ' is_tiled'
        } else {
          className += ' ' + tile.settings.align
          content = <img src={tile.settings.url} />
        }
        break

      case 'video':
        if (!tile.settings.url) {
          return null
        }
        className += ' ' + tile.settings.align
        content = (
          <video
            ref={this.videoRef}
            src={tile.settings.url}
            autoPlay={true}
            controls={false}
            loop={tile.settings.loop}
            muted={tile.settings.muted}
            style={generateVideoStyle(tile, bounds)}
          />
        )
        break

      case 'text':
        if (!tile.settings.content) {
          return null
        }
        content = <span dangerouslySetInnerHTML={{ __html: tile.settings.content }} />
        className += ' ' + tile.settings.align
        style.width = unitsDimension(tile, 'width')
        style.height = unitsDimension(tile, 'height')
        style.fontFamily = tile.settings.font_family
        style.fontSize = tile.settings.font_size + 'px'
        style.lineHeight = 1.5
        style.fontWeight = (tile.settings.font_style || "").indexOf('bold') !== -1 ? 'bold' : 'normal'
        style.fontStyle = (tile.settings.font_style || "").indexOf('italic') !== -1 ? 'italic' : 'normal'
        style.backgroundColor = tile.settings.background_color || 'transparent'
        style.color = tile.settings.font_color || '#dddddd!important'
        break

      case 'link':
        content = ""
        className += ' ' + tile.settings.align
        style.width = unitsDimension(tile, 'width')
        style.height = unitsDimension(tile, 'height')
        break

      case 'script':
        content = ""
        if (viewing) {
          eval(tile.settings.content)
        } else {
          content = "SCRIPT"
        }
    }
    if (viewing) {
      return (
        <div
          className={className}
          onMouseDown={onMouseDown}
          style={style}
        >
          {content}
        </div>
      )
    } else {
      return (
        <div
          className={className}
          onMouseDown={onMouseDown}
          onDoubleClick={onDoubleClick}
          style={style}
        >
          {content}
        </div>
      )
    }
  }
}

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(' ')
}

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
}

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"
}