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import { action, computed, observable } from "mobx";
import { observer } from "mobx-react";
import { Doc } from "../../../fields/Doc";
import { LinkManager } from "../../util/LinkManager";
import { DocumentLinksButton } from "../nodes/DocumentLinksButton";
import { DocumentView } from "../nodes/DocumentView";
import { LinkDocPreview } from "../nodes/LinkDocPreview";
import { LinkEditor } from "./LinkEditor";
import './LinkMenu.scss';
import { LinkMenuGroup } from "./LinkMenuGroup";
import React = require("react");
interface Props {
docView: DocumentView;
changeFlyout: () => void;
addDocTab: (document: Doc, where: string) => boolean;
}
@observer
export class LinkMenu extends React.Component<Props> {
@observable private _editingLink?: Doc;
@observable private _linkMenuRef = React.createRef<HTMLDivElement>();
private _editorRef = React.createRef<HTMLDivElement>();
//@observable private _numLinks: number = 0;
// @computed get overflow() {
// if (this._numLinks) {
// return "scroll";
// }
// return "auto";
// }
@action
onClick = (e: PointerEvent) => {
LinkDocPreview.LinkInfo = undefined;
if (this._linkMenuRef && !this._linkMenuRef.current?.contains(e.target as any)) {
if (this._editorRef && !this._editorRef.current?.contains(e.target as any)) {
DocumentLinksButton.EditLink = undefined;
}
}
}
@action
componentDidMount() {
this._editingLink = undefined;
document.addEventListener("pointerdown", this.onClick);
}
componentWillUnmount() {
document.removeEventListener("pointerdown", this.onClick);
}
clearAllLinks = () => {
LinkManager.Instance.deleteAllLinksOnAnchor(this.props.docView.props.Document);
}
renderAllGroups = (groups: Map<string, Array<Doc>>): Array<JSX.Element> => {
const linkItems: Array<JSX.Element> = [];
groups.forEach((group, groupType) => {
linkItems.push(
<LinkMenuGroup
key={groupType}
docView={this.props.docView}
sourceDoc={this.props.docView.props.Document}
group={group}
groupType={groupType}
showEditor={action((linkDoc: Doc) => this._editingLink = linkDoc)}
addDocTab={this.props.addDocTab} />
);
});
// if source doc has no links push message
if (linkItems.length === 0) linkItems.push(<p key="">No links have been created yet. Drag the linking button onto another document to create a link.</p>);
return linkItems;
}
@computed
get position() {
const docView = this.props.docView;
const transform = (docView.props.ScreenToLocalTransform().scale(docView.props.ContentScaling())).inverse();
const [sptX, sptY] = transform.transformPoint(0, 0);
const [bptX, bptY] = transform.transformPoint(docView.props.PanelWidth(), docView.props.PanelHeight());
return { x: sptX, y: sptY, r: bptX, b: bptY };
}
render() {
const sourceDoc = this.props.docView.props.Document;
const groups: Map<string, Doc[]> = LinkManager.Instance.getRelatedGroupedLinks(sourceDoc);
return <div className="linkMenu" style={{ left: this.position.x, top: this.props.docView.topMost ? undefined : this.position.b + 15, bottom: this.props.docView.topMost ? 20 : undefined }} ref={this._linkMenuRef} >
{!this._editingLink ?
<div className="linkMenu-list" >
{this.renderAllGroups(groups)}
</div> :
<div className="linkMenu-listEditor" style={{ left: this.position.x, top: this.position.b + 15 }}>
<LinkEditor sourceDoc={this.props.docView.props.Document} linkDoc={this._editingLink}
showLinks={action(() => this._editingLink = undefined)} />
</div>
}
</div>;
}
}
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