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import React = require("react");
import { action, IReactionDisposer, observable, reaction } from "mobx";
import { observer } from "mobx-react";
import * as rp from "request-promise";
import { makeInterface } from "../../../new_fields/Schema";
import { Cast, FieldValue } from "../../../new_fields/Types";
import { VideoField } from "../../../new_fields/URLField";
import { RouteStore } from "../../../server/RouteStore";
import { DocServer } from "../../DocServer";
import { DocComponent } from "../DocComponent";
import { positionSchema } from "./DocumentView";
import { FieldView, FieldViewProps } from './FieldView';
import { pageSchema } from "./ImageBox";
import "./VideoBox.scss";
type VideoDocument = makeInterface<[typeof positionSchema, typeof pageSchema]>;
const VideoDocument = makeInterface(positionSchema, pageSchema);
@observer
export class VideoBox extends DocComponent<FieldViewProps, VideoDocument>(VideoDocument) {
private _reactionDisposer?: IReactionDisposer;
private _videoRef: HTMLVideoElement | null = null;
@observable _playTimer?: NodeJS.Timeout = undefined;
@observable _fullScreen = false;
@observable public Playing: boolean = false;
public static LayoutString() { return FieldView.LayoutString(VideoBox); }
public get player(): HTMLVideoElement | null {
return this._videoRef;
}
videoLoad = () => {
let aspect = this.player!.videoWidth / this.player!.videoHeight;
var nativeWidth = FieldValue(this.Document.nativeWidth, 0);
var nativeHeight = FieldValue(this.Document.nativeHeight, 0);
if (!nativeWidth || !nativeHeight) {
if (!this.Document.nativeWidth) this.Document.nativeWidth = this.player!.videoWidth;
this.Document.nativeHeight = this.Document.nativeWidth / aspect;
this.Document.height = FieldValue(this.Document.width, 0) / aspect;
}
}
@action public Play() {
this.Playing = true;
if (this.player) this.player.play();
if (!this._playTimer) this._playTimer = setInterval(this.updateTimecode, 500);
}
@action public Pause() {
this.Playing = false;
if (this.player) this.player.pause();
if (this._playTimer) {
clearInterval(this._playTimer);
this._playTimer = undefined;
}
}
@action public FullScreen() {
this._fullScreen = true;
this.player && this.player.requestFullscreen();
}
@action
updateTimecode = () => {
this.player && (this.props.Document.curPage = this.player.currentTime);
}
componentDidMount() {
if (this.props.setVideoBox) this.props.setVideoBox(this);
}
componentWillUnmount() {
this.Pause();
if (this._reactionDisposer) this._reactionDisposer();
}
@action
setVideoRef = (vref: HTMLVideoElement | null) => {
this._videoRef = vref;
if (vref) {
vref.onfullscreenchange = action((e) => this._fullScreen = vref.webkitDisplayingFullscreen);
if (this._reactionDisposer) this._reactionDisposer();
this._reactionDisposer = reaction(() => this.props.Document.curPage, () =>
!this.Playing && (vref.currentTime = this.Document.curPage || 0)
, { fireImmediately: true });
}
}
getMp4ForVideo(videoId: string = "JN5beCVArMs") {
return new Promise(async (resolve, reject) => {
const videoInfoRequestConfig = {
headers: {
connection: 'keep-alive',
"user-agent": 'Mozilla/5.0 (Windows NT 10.0; WOW64; rv:43.0) Gecko/20100101 Firefox/46.0',
},
};
try {
let responseSchema: any = {};
const videoInfoResponse = await rp.get(DocServer.prepend(RouteStore.corsProxy + "/" + `https://www.youtube.com/watch?v=${videoId}`), videoInfoRequestConfig);
const dataHtml = videoInfoResponse;
const start = dataHtml.indexOf('ytplayer.config = ') + 18;
const end = dataHtml.indexOf(';ytplayer.load');
const subString = dataHtml.substring(start, end);
const subJson = JSON.parse(subString);
const stringSub = subJson.args.player_response;
const stringSubJson = JSON.parse(stringSub);
const adaptiveFormats = stringSubJson.streamingData.adaptiveFormats;
const videoDetails = stringSubJson.videoDetails;
responseSchema.adaptiveFormats = adaptiveFormats;
responseSchema.videoDetails = videoDetails;
resolve(responseSchema);
}
catch (err) {
console.log(`
--- Youtube ---
Function: getMp4ForVideo
Error: `, err);
reject(err);
}
});
}
onPointerDown = (e: React.PointerEvent) => {
e.preventDefault();
e.stopPropagation();
}
render() {
let field = Cast(this.Document[this.props.fieldKey], VideoField);
// this.getMp4ForVideo().then((mp4) => {
// console.log(mp4);
// }).catch(e => {
// console.log("")
// });
// //
let style = "videoBox-cont" + (this._fullScreen ? "-fullScreen" : "");
return !field ? <div>Loading</div> :
<video className={`${style}`} ref={this.setVideoRef} onCanPlay={this.videoLoad} onPointerDown={this.onPointerDown}>
<source src={field.url.href} type="video/mp4" />
Not supported.
</video>;
}
}
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