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import { observable, computed, action } from "mobx";
import React = require("react");
import { SelectionManager } from "./SelectionManager";
import { observer } from "mobx-react";
import { props } from "bluebird";
import { DocumentView } from "../views/nodes/DocumentView";
import { link } from "fs";
import { StrCast, Cast } from "../../new_fields/Types";
import { Doc } from "../../new_fields/Doc";
import { listSpec } from "../../new_fields/Schema";
import { List } from "../../new_fields/List";
export class LinkManager {
private static _instance: LinkManager;
public static get Instance(): LinkManager {
return this._instance || (this._instance = new this());
}
private constructor() {
}
@observable
public allLinks: Array<Doc> = [];
public findAllRelatedLinks(source: Doc): Array<Doc> {
let related = LinkManager.Instance.allLinks.filter(
link => Doc.AreProtosEqual(source, Cast(link.anchor1, Doc, new Doc)) || Doc.AreProtosEqual(source, Cast(link.anchor2, Doc, new Doc)));
return related;
}
public findRelatedGroupedLinks(source: Doc): Map<string, Array<Doc>> {
let related = this.findAllRelatedLinks(source);
let categories = new Map();
related.forEach(link => {
// get groups of given doc
let groups = (Doc.AreProtosEqual(source, Cast(link.anchor1, Doc, new Doc))) ? Cast(link.anchor1Groups, listSpec(Doc), []) : Cast(link.anchor2Groups, listSpec(Doc), []);
if (groups) {
if (groups.length > 0) {
groups.forEach(groupDoc => {
if (groupDoc instanceof Doc) {
let groupType = StrCast(groupDoc.proto!.type);
let group = categories.get(groupType); // TODO: clean this up lol
if (group) group.push(link);
else group = [link];
categories.set(groupType, group);
} else {
// promise doc
}
})
}
else {
// if link is in no groups then put it in default group
let group = categories.get("*");
if (group) group.push(link);
else group = [link];
categories.set("*", group);
}
}
// let anchor = this.findOppositeAnchor(link, source);
// let group = categories.get(link.linkTags);
// if (group) group.push(link);
// else group = [link];
// categories.set(link.linkTags, group);
})
return categories;
}
public findOppositeAnchor(link: Doc, source: Doc): Doc {
if (Doc.AreProtosEqual(source, Cast(link.anchor1, Doc, new Doc))) {
return Cast(link.anchor2, Doc, new Doc);
} else {
return Cast(link.anchor1, Doc, new Doc);
}
}
// public findAnchorTags(link: Doc, source: Doc): Doc[] {
// if (source)
// }
}
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