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import { action, computed, observable } from 'mobx';
import { Doc, DocListCastAsync, DocListCast, Opt } from '../../fields/Doc';
import { Id } from '../../fields/FieldSymbols';
import { Cast, NumCast, StrCast } from '../../fields/Types';
import { CollectionDockingView } from '../views/collections/CollectionDockingView';
import { CollectionView } from '../views/collections/CollectionView';
import { DocumentView, DocFocusFunc } from '../views/nodes/DocumentView';
import { LinkManager } from './LinkManager';
import { Scripting } from './Scripting';
import { SelectionManager } from './SelectionManager';
import { DocumentType } from '../documents/DocumentTypes';
export type CreateViewFunc = (doc: Doc, followLinkLocation: string, finished?: () => void) => void;
export class DocumentManager {
//global holds all of the nodes (regardless of which collection they're in)
@observable
public DocumentViews: DocumentView[] = [];
// singleton instance
private static _instance: DocumentManager;
// create one and only one instance of NodeManager
public static get Instance(): DocumentManager {
return this._instance || (this._instance = new this());
}
//private constructor so no other class can create a nodemanager
private constructor() {
}
//gets all views
public getDocumentViewsById(id: string) {
const toReturn: DocumentView[] = [];
DocumentManager.Instance.DocumentViews.map(view => {
if (view.props.Document[Id] === id) {
toReturn.push(view);
}
});
if (toReturn.length === 0) {
DocumentManager.Instance.DocumentViews.map(view => {
const doc = view.props.Document.proto;
if (doc && doc[Id] && doc[Id] === id) {
toReturn.push(view);
}
});
}
return toReturn;
}
public getAllDocumentViews(doc: Doc) {
return this.getDocumentViewsById(doc[Id]);
}
public getDocumentViewById(id: string, preferredCollection?: CollectionView): DocumentView | undefined {
if (!id) return undefined;
let toReturn: DocumentView | undefined;
const passes = preferredCollection ? [preferredCollection, undefined] : [undefined];
for (const pass of passes) {
DocumentManager.Instance.DocumentViews.map(view => {
if (view.props.Document[Id] === id && (!pass || view.props.ContainingCollectionView === preferredCollection)) {
toReturn = view;
return;
}
});
if (!toReturn) {
DocumentManager.Instance.DocumentViews.map(view => {
const doc = view.props.Document.proto;
if (doc && doc[Id] === id && (!pass || view.props.ContainingCollectionView === preferredCollection)) {
toReturn = view;
}
});
} else {
break;
}
}
return toReturn;
}
public getDocumentView(toFind: Doc, preferredCollection?: CollectionView): DocumentView | undefined {
return this.getDocumentViewById(toFind[Id], preferredCollection);
}
public getFirstDocumentView = (toFind: Doc, originatingDoc: Opt<Doc> = undefined): DocumentView | undefined => {
return this.getDocumentViews(toFind)?.find(view => view.props.Document !== originatingDoc);
}
public getDocumentViews(toFind: Doc): DocumentView[] {
const toReturn: DocumentView[] = [];
const docViews = DocumentManager.Instance.DocumentViews;
// heuristic to return the "best" documents first:
// choose an exact match over an alias match
// choose documents that have a PanelWidth() over those that don't (the treeview documents have no panelWidth)
docViews.map(view => view.props.PanelWidth() > 1 && view.props.Document === toFind && toReturn.push(view));
docViews.map(view => view.props.PanelWidth() <= 1 && view.props.Document === toFind && toReturn.push(view));
docViews.map(view => view.props.PanelWidth() > 1 && view.props.Document !== toFind && Doc.AreProtosEqual(view.props.Document, toFind) && toReturn.push(view));
docViews.map(view => view.props.PanelWidth() <= 1 && view.props.Document !== toFind && Doc.AreProtosEqual(view.props.Document, toFind) && toReturn.push(view));
return toReturn;
}
@computed
public get LinkedDocumentViews() {
const pairs = DocumentManager.Instance.DocumentViews.reduce((pairs, dv) => {
const linksList = LinkManager.Instance.getAllRelatedLinks(dv.props.Document);
pairs.push(...linksList.reduce((pairs, link) => {
const linkToDoc = link && LinkManager.Instance.getOppositeAnchor(link, dv.props.Document);
linkToDoc && DocumentManager.Instance.getDocumentViews(linkToDoc).map(docView1 => {
if (dv.props.Document.type !== DocumentType.LINK || dv.props.LayoutTemplateString !== docView1.props.LayoutTemplateString) {
pairs.push({ a: dv, b: docView1, l: link });
}
});
return pairs;
}, [] as { a: DocumentView, b: DocumentView, l: Doc }[]));
return pairs;
}, [] as { a: DocumentView, b: DocumentView, l: Doc }[]);
return pairs;
}
static addRightSplit = (doc: Doc, finished?: () => void) => {
CollectionDockingView.AddRightSplit(doc);
finished?.();
}
public jumpToDocument = async (
targetDoc: Doc,
willZoom: boolean,
createViewFunc = DocumentManager.addRightSplit,
docContext?: Doc,
linkId?: string,
closeContextIfNotFound: boolean = false,
originatingDoc: Opt<Doc> = undefined,
finished?: () => void
): Promise<void> => {
const getFirstDocView = DocumentManager.Instance.getFirstDocumentView;
const focusAndFinish = () => { finished?.(); return false; };
const highlight = () => {
const finalDocView = getFirstDocView(targetDoc);
if (finalDocView) {
finalDocView.layoutDoc.scrollToLinkID = linkId;
Doc.linkFollowHighlight(finalDocView.props.Document);
}
};
const docView = getFirstDocView(targetDoc, originatingDoc);
let annotatedDoc = await Cast(targetDoc.annotationOn, Doc);
if (annotatedDoc) {
const first = getFirstDocView(annotatedDoc);
if (first) {
annotatedDoc = first.props.Document;
if (docView) {
docView.props.focus(annotatedDoc, false);
}
}
}
if (docView) { // we have a docView already and aren't forced to create a new one ... just focus on the document. TODO move into view if necessary otherwise just highlight?
docView.props.focus(docView.props.Document, willZoom, undefined, focusAndFinish);
highlight();
} else {
const contextDocs = docContext ? await DocListCastAsync(docContext.data) : undefined;
const contextDoc = contextDocs?.find(doc => Doc.AreProtosEqual(doc, targetDoc)) ? docContext : undefined;
const targetDocContext = annotatedDoc || contextDoc;
if (!targetDocContext) { // we don't have a view and there's no context specified ... create a new view of the target using the dockFunc or default
createViewFunc(Doc.BrushDoc(targetDoc), finished); // bcz: should we use this?: Doc.MakeAlias(targetDoc)));
highlight();
} else { // otherwise try to get a view of the context of the target
const targetDocContextView = getFirstDocView(targetDocContext);
targetDocContext.scrollY = 0; // this will force PDFs to activate and load their annotations / allow scrolling
if (targetDocContextView) { // we found a context view and aren't forced to create a new one ... focus on the context first..
targetDocContext.panTransformType = "Ease";
targetDocContextView.props.focus(targetDocContextView.props.Document, willZoom);
// now find the target document within the context
if (targetDoc.displayTimecode) { // if the target has a timecode, it should show up once the (presumed) video context scrubs to the display timecode;
targetDocContext.currentTimecode = targetDoc.displayTimecode;
finished?.();
} else { // no timecode means we need to find the context view and focus on our target
setTimeout(() => {
const retryDocView = getFirstDocView(targetDoc); // test again for the target view snce we presumably created the context above by focusing on it
if (retryDocView) { // we found the target in the context
retryDocView.props.focus(targetDoc, willZoom, undefined, focusAndFinish); // focus on the target in the context
} else { // we didn't find the target, so it must have moved out of the context. Go back to just creating it.
if (closeContextIfNotFound) targetDocContextView.props.removeDocument?.(targetDocContextView.props.Document);
targetDoc.layout && createViewFunc(Doc.BrushDoc(targetDoc), finished); // create a new view of the target
}
highlight();
}, 0);
}
} else { // there's no context view so we need to create one first and try again
createViewFunc(targetDocContext); // so first we create the target, but don't pass finished because we still need to create the target
setTimeout(() => {
const finalDocView = getFirstDocView(targetDoc);
const finalDocContextView = getFirstDocView(targetDocContext);
setTimeout(() => // if not, wait a bit to see if the context can be loaded (e.g., a PDF). wait interval heurisitic tries to guess how we're animating based on what's just become visible
this.jumpToDocument(targetDoc, willZoom, createViewFunc, undefined, linkId, true, undefined, finished), // pass true this time for closeContextIfNotFound
finalDocView ? 0 : finalDocContextView ? 250 : 2000); // so call jump to doc again and if the doc isn't found, it will be created.
}, 0);
}
}
}
}
public async FollowLink(link: Opt<Doc>, doc: Doc, createViewFunc: CreateViewFunc, zoom = false, currentContext?: Doc, finished?: () => void, traverseBacklink?: boolean) {
const linkDocs = link ? [link] : DocListCast(doc.links);
SelectionManager.DeselectAll();
const firstDocs = linkDocs.filter(linkDoc => Doc.AreProtosEqual(linkDoc.anchor1 as Doc, doc)); // link docs where 'doc' is anchor1
const secondDocs = linkDocs.filter(linkDoc => Doc.AreProtosEqual(linkDoc.anchor2 as Doc, doc)); // link docs where 'doc' is anchor2
const fwdLinkWithoutTargetView = firstDocs.find(d => DocumentManager.Instance.getDocumentViews(d.anchor2 as Doc).length === 0);
const backLinkWithoutTargetView = secondDocs.find(d => DocumentManager.Instance.getDocumentViews(d.anchor1 as Doc).length === 0);
const linkWithoutTargetDoc = traverseBacklink === undefined ? fwdLinkWithoutTargetView || backLinkWithoutTargetView : traverseBacklink ? backLinkWithoutTargetView : fwdLinkWithoutTargetView;
const linkDocList = linkWithoutTargetDoc ? [linkWithoutTargetDoc] : (traverseBacklink === undefined ? firstDocs.concat(secondDocs) : traverseBacklink ? secondDocs : firstDocs);
const linkDoc = linkDocList.length && linkDocList[0];
if (linkDoc) {
const target = (doc === linkDoc.anchor1 ? linkDoc.anchor2 : doc === linkDoc.anchor2 ? linkDoc.anchor1 :
(Doc.AreProtosEqual(doc, linkDoc.anchor1 as Doc) ? linkDoc.anchor2 : linkDoc.anchor1)) as Doc;
const targetTimecode = (doc === linkDoc.anchor1 ? Cast(linkDoc.anchor2_timecode, "number") :
doc === linkDoc.anchor2 ? Cast(linkDoc.anchor1_timecode, "number") :
(Doc.AreProtosEqual(doc, linkDoc.anchor1 as Doc) ? Cast(linkDoc.anchor2_timecode, "number") : Cast(linkDoc.anchor1_timecode, "number")));
if (target) {
const containerDoc = (await Cast(target.annotationOn, Doc)) || target;
containerDoc.currentTimecode = targetTimecode;
const targetContext = await target?.context as Doc;
const targetNavContext = !Doc.AreProtosEqual(targetContext, currentContext) ? targetContext : undefined;
DocumentManager.Instance.jumpToDocument(target, zoom, (doc, finished) => createViewFunc(doc, StrCast(linkDoc.followLinkLocation, "onRight"), finished), targetNavContext, linkDoc[Id], undefined, doc, finished);
} else {
finished?.();
}
} else {
finished?.();
}
}
}
Scripting.addGlobal(function DocFocus(doc: any) { DocumentManager.Instance.getDocumentViews(Doc.GetProto(doc)).map(view => view.props.focus(doc, true)); });
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