DocSpace-client/web/ASC.Web.Common/src/components/MediaViewer/sub-components/video-viewer.js

import React, { Component } from 'react'
import PropTypes from "prop-types";

import { findDOMNode } from 'react-dom'
import screenfull from 'screenfull'

import ReactPlayer from 'react-player'
import Duration from './duration'
import Progress from './progress'

import styled from "styled-components"
import { Icons } from "asc-web-components";

const controlsHeight = 40;
const StyledControls = styled.div`
    height: ${props => props.height}px;
    display: block;
    position: absolute;
    z-index: 4001;
    ${props => !props.isVideo && "background-color: rgba(11,11,11,0.7);"}
    top: ${props => props.top}px;
    left: ${props => props.left}px;
    
`;
const StyledVideoControlBtn = styled.div`
    display: inline-block;
    height: 30px;
    line-height: 30px;
    margin: 5px;
    width: 40px;
    border-radius: 2px;
    cursor: pointer;
    text-align: center;
    vertical-align: top;
    &:hover{
        background-color: rgba(200,200,200,0.2);
    }

    .playBtnContainer{
      width: 23px;
      line-height: 0;
      margin: 3px auto;
    }
    .pauseBtnContainer{
      display: block;
      width: 19px;
      margin: 3px 10px;
      line-height: 19px;
    }
    .muteBtnContainer{
      display: block;
      width: 26px;
      margin: 3px 7px;
      line-height: 19px;
    }
    .fullscreenBtnContainer{
      display: block;
      width: 20px;
      margin: 3px 10px;
      line-height: 19px;
    }
`;

const VideoControlBtn = props => {
  return (
    <StyledVideoControlBtn {...props} >
      {props.children}
    </StyledVideoControlBtn>
  );
}
VideoControlBtn.propTypes = {
  children: PropTypes.any
}
const Controls = props => {
  return (
    <StyledControls {...props} >
      {props.children}
    </StyledControls>
  );
}
Controls.propTypes = {
  children: PropTypes.any
}
const PlayBtn = props => {

  return (
    <VideoControlBtn onClick={props.onClick}>
      {props.playing ? 
        <div className="pauseBtnContainer">
          <Icons.MediaPauseIcon size="scale" />
        </div>
        : 
        <div className="playBtnContainer">
          <Icons.MediaPlayIcon size="scale" />
        </div>
      }
      
    </VideoControlBtn>
  );
}
PlayBtn.propTypes = {
  playing: PropTypes.bool,
  onClick: PropTypes.func
}
const FullScreenBtn = props => {
  return (
    <VideoControlBtn onClick={props.onClick}>
      <div className = "fullscreenBtnContainer">
        <Icons.MediaFullScreenIcon size="scale" />
      </div>
    </VideoControlBtn>
  );
}
FullScreenBtn.propTypes = {
  onClick: PropTypes.func
}

const StyledValumeContainer = styled.div`
    display: inline-block;
    line-height: 39px;
    position: relative;
    
    .muteConteiner{
      display: none;
      position: absolute;
      width: 40px;
      height: 80px;
      border-radius: 5px;
      top: -76px;
      left: 5px;
      background: black;
    }
    &:hover{
      .muteConteiner{
        display: inline-block;
      }
    }
    .mute{
      display: inline-block;
      transform: rotate(-90deg);
      margin: 22px -12px;
    }
`;
const StyledDuration = styled.div`
    display: inline-block;
    height: 30px;
    line-height: 30px;
    margin: 5px;
    width: 60px;
    text-align: center;
    border-radius: 2px;
    cursor: pointer;

    &:hover{
      background-color: rgba(200,200,200,0.2);
    }
`;
const StyledVideoViewer = styled.div`

    color: #d1d1d1;

    .playerWrapper{
      display: ${props => props.isVideo ? "block" : "none"};
      width: ${props => props.width}px;
      height: ${props => props.height}px;
      left: ${props => props.left}px;
      top: ${props => props.top}px;
      z-index: 4001;
      position: absolute;
      padding-bottom: 40px;
      background-color: rgba(11,11,11,0.7);

      video{
        z-index: 4000;
      }
    }
`;

class ValumeBtn extends Component {

  constructor(props) {
    super(props);
  }

  render() {
    return (
      <StyledValumeContainer>
        <div className="muteConteiner">
          <Progress
            className="mute"
            width={this.props.width}
            value={this.props.volume}
            onMouseDown={this.props.onMouseDown}
            onChange={this.props.onChange}
            onMouseUp={this.props.handleSeekMouseUp}
          />
        </div>

        <VideoControlBtn onClick={this.props.onChangeMute}>
          <div className = "muteBtnContainer">
            {this.props.muted ? <Icons.MediaMuteOffIcon size="scale" /> : <Icons.MediaMuteIcon size="scale" />}
          </div>
        </VideoControlBtn>
      </StyledValumeContainer>
    );
  }
}
ValumeBtn.propTypes = {
  width: PropTypes.number,
  volume: PropTypes.number,
  muted: PropTypes.bool,
  onMouseDown: PropTypes.func,
  onChange: PropTypes.func,
  handleSeekMouseUp: PropTypes.func,
  onChangeMute: PropTypes.func
}


class VideoViewer extends Component {
  state = {
    url: this.props.url,
    pip: false,
    playing: this.props.playing,
    controls: false,
    light: false,
    volume: 0.3,
    muted: false,
    played: 0,
    loaded: 0,
    duration: 0,
    playbackRate: 1.0,
    loop: false
  }

  load = url => {
    this.setState({
      url,
      played: 0,
      loaded: 0,
      pip: false
    })
  }
  componentDidUpdate(prevProps, prevState) {
    let newUrl = prevState.url;
    let newPlaying = prevState.playing;
    if (this.props.url !== prevProps.url || this.props.playing !== prevProps.playing) {
      if (this.props.url !== prevProps.url) {
        newUrl = this.props.url
      }
      if (this.props.playing !== prevProps.playing) {
        newPlaying = this.props.playing
      }
      this.setState(
        {
          url: newUrl,
          playing: newPlaying
        }
      );
    }
  }

  handlePlayPause = () => {
    this.setState({ playing: !this.state.playing })
  }

  handleStop = () => {
    this.setState({ url: null, playing: false })
  }

  handleVolumeChange = e => {
    this.setState({
      volume: parseFloat(e.target.value),
      muted: false
    })
  }

  handleToggleMuted = () => {
    this.setState({ muted: !this.state.muted })
  }

  handlePlay = () => {
    this.setState({ playing: true })
  }

  handleEnablePIP = () => {
    this.setState({ pip: true })
  }

  handleDisablePIP = () => {
    this.setState({ pip: false })
  }

  handlePause = () => {
    this.setState({ playing: false })
  }

  handleSeekMouseDown = e => {
    this.setState({ seeking: true })
  }

  handleSeekChange = e => {
    this.setState({ played: parseFloat(e.target.value) })
  }

  handleSeekMouseUp = e => {
    this.setState({ seeking: false })
    this.player.seekTo(parseFloat(e.target.value))
  }

  handleProgress = state => {
    if (!this.state.seeking) {
      this.setState(state)
    }
  }

  handleEnded = () => {
    this.setState({ playing: this.state.loop })
  }

  handleDuration = (duration) => {
    this.setState({ duration })
  }

  handleClickFullscreen = () => {
    screenfull.request(findDOMNode(this.player))
  }

  renderLoadButton = (url, label) => {
    return (
      <button onClick={() => this.load(url)}>
        {label}
      </button>
    )
  }

  ref = player => {
    this.player = player
  }

  resizePlayer = (videoSize, screenSize) => {
    var ratio = videoSize.h / videoSize.w;

    if (videoSize.h > screenSize.h) {
      videoSize.h = screenSize.h;
      videoSize.w = videoSize.h / ratio;
    }
    if (videoSize.w > screenSize.w) {
      videoSize.w = screenSize.w;
      videoSize.h = videoSize.w * ratio;
    }

    return {
      width: videoSize.w,
      height: videoSize.h
    };

  };

  render() {
    const { url, playing, controls, light, volume, muted, loop, played, loaded, duration, playbackRate, pip } = this.state
    const parentOffset = this.props.getOffset() || 0;
    var screenSize = {
      w: window.innerWidth,
      h: window.innerHeight
    };
    screenSize.h -= parentOffset + controlsHeight;

    let width = screenSize.w;
    let height = screenSize.h;

    var centerAreaOx = screenSize.w / 2 + document.documentElement.scrollLeft;
    var centerAreaOy = screenSize.h / 2 + document.documentElement.scrollTop;

    if (document.getElementsByTagName('video')[0]) {
      width = this.props.isVideo ? document.getElementsByTagName('video')[0].videoWidth || 480 : screenSize.w - 300;
      height = this.props.isVideo ? document.getElementsByTagName('video')[0].videoHeight || 270 : 0;

      let resize = this.resizePlayer(
        {
          w: width,
          h: height
        },
        screenSize
      )
      width = resize.width;
      height = resize.height;

    }

    let left = this.props.isVideo ? centerAreaOx - width / 2 : centerAreaOx + parentOffset / 4 - width / 2;
    let top = this.props.isVideo ? centerAreaOy - height / 2 + parentOffset / 2 : centerAreaOy + parentOffset / 2;

    return (
      <StyledVideoViewer
        isVideo={this.props.isVideo}
        width={width}
        height={height}
        left={left}
        top={top}
      >
        <div>
          <div className='playerWrapper'>
            <ReactPlayer
              ref={this.ref}
              className='react-player'
              width='100%'
              height='100%'
              url={url}
              pip={pip}
              playing={playing}
              controls={controls}
              light={light}
              loop={loop}
              playbackRate={playbackRate}
              volume={volume}
              muted={muted}
              onPlay={this.handlePlay}
              onEnablePIP={this.handleEnablePIP}
              onDisablePIP={this.handleDisablePIP}
              onPause={this.handlePause}
              onEnded={this.handleEnded}
              onError={e => console.log('onError', e)}
              onProgress={this.handleProgress}
              onDuration={this.handleDuration}
            />
          </div>
          <Controls
            height={controlsHeight}
            left={left}
            top={top + height}
            isVideo={this.props.isVideo}
          >
            <PlayBtn onClick={this.handlePlayPause} playing={playing} />
            <Progress
              value={played}
              width={width - 220}
              onMouseDown={this.handleSeekMouseDown}
              handleSeekChange={this.handleSeekChange}
              onMouseUp={this.handleSeekMouseUp}
            />
            <StyledDuration>-<Duration seconds={duration * (1 - played)} /></StyledDuration>
            <ValumeBtn
              width={64}
              muted={muted}
              volume={muted ? 0 : volume}
              onChangeMute={this.handleToggleMuted}
              onChange={this.handleVolumeChange}
            />
            {this.props.isVideo && <FullScreenBtn onClick={this.handleClickFullscreen} />}

          </Controls>
        </div>
      </StyledVideoViewer>
    )
  }
}

VideoViewer.propTypes = {
  isVideo: PropTypes.bool,
  url: PropTypes.string,
  playing: PropTypes.bool,
  getOffset :PropTypes.func
}

export default VideoViewer;