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import { action, computed, observable, runInAction } from 'mobx';
import { observer } from "mobx-react";
import wiki from "wikijs";
import { Doc, DocCastAsync, HeightSym, Opt, WidthSym } from "../../../fields/Doc";
import { Cast, FieldValue, NumCast } from "../../../fields/Types";
import { emptyFunction, emptyPath, returnEmptyFilter, returnFalse, returnOne, returnZero, returnEmptyDoclist } from "../../../Utils";
import { Docs } from "../../documents/Documents";
import { DocumentManager } from "../../util/DocumentManager";
import { Transform } from "../../util/Transform";
import { ContextMenu } from '../ContextMenu';
import { ContentFittingDocumentView } from "./ContentFittingDocumentView";
import { DocumentLinksButton } from './DocumentLinksButton';
import React = require("react");
interface Props {
linkDoc?: Doc;
linkSrc?: Doc;
href?: string;
backgroundColor: (doc: Opt<Doc>, renderDepth: number) => string;
addDocTab: (document: Doc, where: string) => boolean;
location: number[];
}
@observer
export class LinkDocPreview extends React.Component<Props> {
static TargetDoc: Doc | undefined;
@observable public static LinkInfo: Opt<{ linkDoc?: Doc; addDocTab: (document: Doc, where: string) => boolean, linkSrc: Doc; href?: string; Location: number[] }>;
@observable _targetDoc: Opt<Doc>;
@observable _toolTipText = "";
_editRef = React.createRef<HTMLDivElement>();
@action
onContextMenu = (e: React.MouseEvent) => {
DocumentLinksButton.EditLink = undefined;
LinkDocPreview.LinkInfo = undefined;
e.preventDefault();
ContextMenu.Instance.addItem({ description: "Follow Default Link", event: () => this.followDefault(), icon: "arrow-right" });
ContextMenu.Instance.displayMenu(e.clientX, e.clientY);
}
@action.bound
async followDefault() {
DocumentLinksButton.EditLink = undefined;
LinkDocPreview.LinkInfo = undefined;
this._targetDoc ? DocumentManager.Instance.FollowLink(this.props.linkDoc, this._targetDoc, (doc, where) => this.props.addDocTab(doc, where), false) : null;
}
componentWillUnmount() { LinkDocPreview.TargetDoc = undefined; }
componentDidUpdate() { this.updatePreview(); }
componentDidMount() { this.updatePreview(); }
async updatePreview() {
const linkDoc = this.props.linkDoc;
const linkSrc = this.props.linkSrc;
LinkDocPreview.TargetDoc = undefined;
if (this.props.href) {
if (this.props.href.startsWith("https://en.wikipedia.org/wiki/")) {
wiki().page(this.props.href.replace("https://en.wikipedia.org/wiki/", "")).then(page => page.summary().then(action(summary => this._toolTipText = summary.substring(0, 500))));
} else {
runInAction(() => this._toolTipText = "external => " + this.props.href);
}
} else if (linkDoc && linkSrc) {
const anchor = FieldValue(Doc.AreProtosEqual(FieldValue(Cast(linkDoc.anchor1, Doc)), linkSrc) ? Cast(linkDoc.anchor2, Doc) : (Cast(linkDoc.anchor1, Doc)) || linkDoc);
const target = anchor?.annotationOn ? await DocCastAsync(anchor.annotationOn) : anchor;
runInAction(() => {
this._toolTipText = "";
LinkDocPreview.TargetDoc = this._targetDoc = target;
if (anchor !== this._targetDoc && anchor && this._targetDoc) {
this._targetDoc._scrollPY = NumCast(anchor?.y);
}
});
}
}
pointerDown = (e: React.PointerEvent) => {
if (this.props.linkDoc && this.props.linkSrc) {
DocumentManager.Instance.FollowLink(this.props.linkDoc, this.props.linkSrc,
(doc: Doc, followLinkLocation: string) => this.props.addDocTab(doc, e.ctrlKey ? "add" : followLinkLocation));
} else if (this.props.href) {
this.props.addDocTab(Docs.Create.WebDocument(this.props.href, { _fitWidth: true, title: this.props.href, _width: 200, _height: 400, useCors: true }), "add:right");
}
}
width = () => Math.min(225, NumCast(this._targetDoc?.[WidthSym](), 225)) - 16;
height = () => Math.min(225, NumCast(this._targetDoc?.[HeightSym](), 225)) - 16;
@computed get targetDocView() {
return !this._targetDoc ?
<div style={{
pointerEvents: "all", maxWidth: 225, maxHeight: 225, width: "100%", height: "100%",
overflow: "hidden"
}}>
<div style={{ width: "100%", height: "100%", textOverflow: "ellipsis", }} onPointerDown={this.pointerDown}>
{this._toolTipText}
</div>
</div> :
<ContentFittingDocumentView
Document={this._targetDoc}
LibraryPath={emptyPath}
fitToBox={true}
moveDocument={returnFalse}
rootSelected={returnFalse}
ScreenToLocalTransform={Transform.Identity}
parentActive={returnFalse}
addDocument={returnFalse}
removeDocument={returnFalse}
addDocTab={returnFalse}
pinToPres={returnFalse}
dontRegisterView={true}
docFilters={returnEmptyFilter}
docRangeFilters={returnEmptyFilter}
searchFilterDocs={returnEmptyDoclist}
ContainingCollectionDoc={undefined}
ContainingCollectionView={undefined}
renderDepth={-1}
PanelWidth={this.width} //Math.min(350, NumCast(target._width, 350))}
PanelHeight={this.height} //Math.min(250, NumCast(target._height, 250))}
focus={emptyFunction}
whenActiveChanged={returnFalse}
bringToFront={returnFalse}
ContentScaling={returnOne}
backgroundColor={this.props.backgroundColor} />;
}
render() {
return <div className="linkDocPreview"
style={{
position: "absolute", left: this.props.location[0],
top: this.props.location[1], width: this.width() + 16, height: this.height() + 16,
zIndex: 1000,
border: "8px solid white", borderRadius: "7px",
boxShadow: "3px 3px 1.5px grey",
borderBottom: "8px solid white", borderRight: "8px solid white"
}}>
{this.targetDocView}
</div>;
}
}
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