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import React = require("react");
import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
import { action, computed, IReactionDisposer, observable, ObservableMap, reaction, runInAction, trace } from "mobx";
import { observer } from "mobx-react";
import { DateField } from "../../../fields/DateField";
import { Doc, WidthSym } from "../../../fields/Doc";
import { documentSchema } from "../../../fields/documentSchemas";
import { Id } from "../../../fields/FieldSymbols";
import { InkTool } from "../../../fields/InkField";
import { makeInterface } from "../../../fields/Schema";
import { ComputedField } from "../../../fields/ScriptField";
import { Cast, NumCast } from "../../../fields/Types";
import { AudioField, VideoField } from "../../../fields/URLField";
import { emptyFunction, OmitKeys, returnFalse, returnOne, Utils } from "../../../Utils";
import { DocUtils } from "../../documents/Documents";
import { DocumentType } from "../../documents/DocumentTypes";
import { Networking } from "../../Network";
import { CurrentUserUtils } from "../../util/CurrentUserUtils";
import { CollectionFreeFormView } from "../collections/collectionFreeForm/CollectionFreeFormView";
import { CollectionStackedTimeline } from "../collections/CollectionStackedTimeline";
import { ContextMenu } from "../ContextMenu";
import { ViewBoxAnnotatableComponent, ViewBoxAnnotatableProps } from "../DocComponent";
import { FieldView, FieldViewProps } from './FieldView';
import "./ScreenshotBox.scss";
import { VideoBox } from "./VideoBox";
import { TraceMobx } from "../../../fields/util";
import { FormattedTextBox } from "./formattedText/FormattedTextBox";
import { CaptureManager } from "../../util/CaptureManager";
declare class MediaRecorder {
constructor(e: any, options?: any); // whatever MediaRecorder has
}
type ScreenshotDocument = makeInterface<[typeof documentSchema]>;
const ScreenshotDocument = makeInterface(documentSchema);
@observer
export class ScreenshotBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps & FieldViewProps, ScreenshotDocument>(ScreenshotDocument) {
public static LayoutString(fieldKey: string) { return FieldView.LayoutString(ScreenshotBox, fieldKey); }
private _videoRef: HTMLVideoElement | null = null;
private _audioRec: any;
private _videoRec: any;
@observable _screenCapture = false;
@computed get recordingStart() { return Cast(this.dataDoc[this.props.fieldKey + "-recordingStart"], DateField)?.date.getTime(); }
private _disposers: { [name: string]: IReactionDisposer } = {};
constructor(props: any) {
super(props);
this.setupDictation();
}
getAnchor = () => {
const startTime = Cast(this.layoutDoc._currentTimecode, "number", null) || (this._videoRec ? (Date.now() - (this.recordingStart || 0)) / 1000 : undefined);
return CollectionStackedTimeline.createAnchor(this.rootDoc, this.dataDoc, this.annotationKey, "_timecodeToShow", "_timecodeToHide",
startTime, startTime === undefined ? undefined : startTime + 3)
|| this.rootDoc;
}
videoLoad = () => {
const aspect = this._videoRef!.videoWidth / this._videoRef!.videoHeight;
const nativeWidth = Doc.NativeWidth(this.layoutDoc);
const nativeHeight = Doc.NativeHeight(this.layoutDoc);
if (!nativeWidth || !nativeHeight) {
if (!nativeWidth) Doc.SetNativeWidth(this.dataDoc, 1200);
Doc.SetNativeHeight(this.dataDoc, (nativeWidth || 1200) / aspect);
this.layoutDoc._height = (this.layoutDoc[WidthSym]() || 0) / aspect;
}
}
componentDidMount() {
this.dataDoc.nativeWidth = this.dataDoc.nativeHeight = 0;
this.props.setContentView?.(this); // this tells the DocumentView that this ScreenshotBox is the "content" of the document. this allows the DocumentView to indirectly call getAnchor() on the AudioBox when making a link.
}
componentWillUnmount() {
const ind = DocUtils.ActiveRecordings.indexOf(this);
ind !== -1 && (DocUtils.ActiveRecordings.splice(ind, 1));
Object.values(this._disposers).forEach(disposer => disposer?.());
}
specificContextMenu = (e: React.MouseEvent): void => {
const subitems = [{ description: "Screen Capture", event: this.toggleRecording, icon: "expand-arrows-alt" as any }];
ContextMenu.Instance.addItem({ description: "Options...", subitems, icon: "video" });
}
@computed get content() {
const interactive = CurrentUserUtils.SelectedTool !== InkTool.None || !this.props.isSelected() ? "" : "-interactive";
return <video className={"videoBox-content" + interactive} key="video"
ref={r => {
this._videoRef = r;
setTimeout(() => {
if (this.rootDoc.startRec && this._videoRef) { // TODO glr: use mediaState
this.toggleRecording();
this.rootDoc.startRec = undefined;
}
}, 1000);
}}
autoPlay={true}
style={{ width: "100%", height: "100%" }}
onCanPlay={this.videoLoad}
controls={true}
onClick={e => e.preventDefault()}>
<source type="video/mp4" />
Not supported.
</video>;
}
toggleRecording = action(async () => {
this._screenCapture = !this._screenCapture;
if (this._screenCapture) {
this._audioRec = new MediaRecorder(await navigator.mediaDevices.getUserMedia({ audio: true }));
const aud_chunks: any = [];
this._audioRec.ondataavailable = (e: any) => aud_chunks.push(e.data);
this._audioRec.onstop = async (e: any) => {
const [{ result }] = await Networking.UploadFilesToServer(aud_chunks);
if (!(result instanceof Error)) {
this.dataDoc[this.props.fieldKey + "-audio"] = new AudioField(Utils.prepend(result.accessPaths.agnostic.client));
}
};
this._videoRef!.srcObject = await (navigator.mediaDevices as any).getDisplayMedia({ video: true });
this._videoRec = new MediaRecorder(this._videoRef!.srcObject);
const vid_chunks: any = [];
this._videoRec.onstart = () => this.dataDoc[this.props.fieldKey + "-recordingStart"] = new DateField(new Date());
this._videoRec.ondataavailable = (e: any) => vid_chunks.push(e.data);
this._videoRec.onstop = async (e: any) => {
const file = new File(vid_chunks, `${this.rootDoc[Id]}.mkv`, { type: vid_chunks[0].type, lastModified: Date.now() });
const [{ result }] = await Networking.UploadFilesToServer(file);
this.dataDoc[this.fieldKey + "-duration"] = (new Date().getTime() - this.recordingStart!) / 1000;
if (!(result instanceof Error)) { // convert this screenshotBox into normal videoBox
this.dataDoc.type = DocumentType.VID;
this.layoutDoc.layout = VideoBox.LayoutString(this.fieldKey);
this.dataDoc.nativeWidth = this.dataDoc.nativeHeight = undefined;
this.layoutDoc._fitWidth = undefined;
this.dataDoc[this.props.fieldKey] = new VideoField(Utils.prepend(result.accessPaths.agnostic.client));
} else alert("video conversion failed");
};
this._audioRec.start();
this._videoRec.start();
this.dataDoc.mediaState = "recording";
DocUtils.ActiveRecordings.push(this);
} else {
this._audioRec.stop();
this._videoRec.stop();
this.dataDoc.mediaState = "paused";
const ind = DocUtils.ActiveRecordings.indexOf(this);
ind !== -1 && (DocUtils.ActiveRecordings.splice(ind, 1));
CaptureManager.Instance.open(this.rootDoc);
}
});
setupDictation = () => {
if (this.dataDoc[this.fieldKey + "-dictation"]) return;
const dictationText = CurrentUserUtils.GetNewTextDoc("dictation",
NumCast(this.rootDoc.x), NumCast(this.rootDoc.y) + NumCast(this.layoutDoc._height) + 10,
NumCast(this.layoutDoc._width), 2 * NumCast(this.layoutDoc._height));
dictationText._autoHeight = false;
const dictationTextProto = Doc.GetProto(dictationText);
dictationTextProto.recordingSource = this.dataDoc;
dictationTextProto.recordingStart = ComputedField.MakeFunction(`self.recordingSource["${this.props.fieldKey}-recordingStart"]`);
dictationTextProto.mediaState = ComputedField.MakeFunction("self.recordingSource.mediaState");
this.dataDoc[this.fieldKey + "-dictation"] = dictationText;
}
contentFunc = () => [this.content];
videoPanelHeight = () => NumCast(this.dataDoc[this.fieldKey + "-nativeHeight"], 1) / NumCast(this.dataDoc[this.fieldKey + "-nativeWidth"], 1) * this.props.PanelWidth();
formattedPanelHeight = () => Math.max(0, this.props.PanelHeight() - this.videoPanelHeight());
render() {
TraceMobx();
return <div className="videoBox" onContextMenu={this.specificContextMenu} style={{ width: "100%", height: "100%" }} >
<div className="videoBox-viewer" >
<div style={{ position: "relative", height: this.videoPanelHeight() }}>
<CollectionFreeFormView {...OmitKeys(this.props, ["NativeWidth", "NativeHeight"]).omit}
PanelHeight={this.videoPanelHeight}
PanelWidth={this.props.PanelWidth}
focus={this.props.focus}
isSelected={this.props.isSelected}
isAnnotationOverlay={true}
select={emptyFunction}
isContentActive={returnFalse}
scaling={returnOne}
whenChildContentsActiveChanged={emptyFunction}
removeDocument={returnFalse}
moveDocument={returnFalse}
addDocument={returnFalse}
CollectionView={undefined}
ScreenToLocalTransform={this.props.ScreenToLocalTransform}
renderDepth={this.props.renderDepth + 1}
ContainingCollectionDoc={this.props.ContainingCollectionDoc}>
{this.contentFunc}
</CollectionFreeFormView></div>
<div style={{ position: "relative", height: this.formattedPanelHeight() }}>
<FormattedTextBox {...OmitKeys(this.props, ["NativeWidth", "NativeHeight"]).omit}
Document={this.dataDoc[this.fieldKey + "-dictation"]}
fieldKey={"text"}
PanelHeight={this.formattedPanelHeight}
PanelWidth={this.props.PanelWidth}
focus={this.props.focus}
isSelected={this.props.isSelected}
isAnnotationOverlay={true}
select={emptyFunction}
isContentActive={returnFalse}
scaling={returnOne}
xMargin={25}
yMargin={10}
whenChildContentsActiveChanged={emptyFunction}
removeDocument={returnFalse}
moveDocument={returnFalse}
addDocument={returnFalse}
CollectionView={undefined}
ScreenToLocalTransform={this.props.ScreenToLocalTransform}
renderDepth={this.props.renderDepth + 1}
ContainingCollectionDoc={this.props.ContainingCollectionDoc}>
</FormattedTextBox></div>
</div>
{!this.props.isSelected() ? (null) : <div className="screenshotBox-uiButtons">
<div className="screenshotBox-recorder" key="snap" onPointerDown={this.toggleRecording} >
<FontAwesomeIcon icon="file" size="lg" />
</div>
</div>}
</div >;
}
}
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