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import { action, observable } from "mobx";
import { observer } from "mobx-react";
import { DocumentView } from "../nodes/DocumentView";
import { LinkEditor } from "./LinkEditor";
import './LinkMenu.scss';
import React = require("react");
import { Doc, Opt } from "../../../fields/Doc";
import { LinkManager } from "../../util/LinkManager";
import { LinkMenuGroup } from "./LinkMenuGroup";
import { faTrash } from '@fortawesome/free-solid-svg-icons';
import { library } from "@fortawesome/fontawesome-svg-core";
import { DocumentLinksButton } from "../nodes/DocumentLinksButton";
library.add(faTrash);
interface Props {
docView: DocumentView;
changeFlyout: () => void;
addDocTab: (document: Doc, where: string) => boolean;
location: number[];
}
@observer
export class LinkMenu extends React.Component<Props> {
@observable private _editingLink?: Doc;
@observable private _linkMenuRef: Opt<HTMLDivElement | null>;
@action
onClick = (e: PointerEvent) => {
if (!Array.from(this._linkMenuRef?.getElementsByTagName((e.target as HTMLElement).tagName) || []).includes(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;
}
render() {
const sourceDoc = this.props.docView.props.Document;
const groups: Map<string, Doc[]> = LinkManager.Instance.getRelatedGroupedLinks(sourceDoc);
return <div className="linkMenu-list" ref={(r) => this._linkMenuRef = r} style={{ left: this.props.location[0], top: this.props.location[1] }}>
{!this._editingLink ?
this.renderAllGroups(groups) :
<LinkEditor sourceDoc={this.props.docView.props.Document} linkDoc={this._editingLink} showLinks={action(() => this._editingLink = undefined)} />
}
</div>;
}
}
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