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outline/server/commands/documentUpdater.js

70 lines
1.7 KiB
JavaScript

// @flow
import { uniq } from "lodash";
import { Node } from "prosemirror-model";
import { schema, serializer } from "rich-markdown-editor";
import { yDocToProsemirrorJSON } from "y-prosemirror";
import * as Y from "yjs";
import { Document, Event } from "../models";
export default async function documentUpdater({
documentId,
ydoc,
userId,
done,
}: {
documentId: string,
ydoc: Y.Doc,
userId: string,
done?: boolean,
}) {
const document = await Document.findByPk(documentId);
const state = Y.encodeStateAsUpdate(ydoc);
const node = Node.fromJSON(schema, yDocToProsemirrorJSON(ydoc, "default"));
const text = serializer.serialize(node);
const isUnchanged = document.text === text;
const hasMultiplayerState = !!document.state;
if (isUnchanged && hasMultiplayerState) {
return;
}
// extract collaborators from doc user data
const pud = new Y.PermanentUserData(ydoc);
const pudIds = Array.from(pud.clients.values());
const existingIds = document.collaboratorIds;
const collaboratorIds = uniq([...pudIds, ...existingIds]);
await Document.scope("withUnpublished").update(
{
text,
state: Buffer.from(state),
updatedAt: isUnchanged ? document.updatedAt : new Date(),
lastModifiedById: isUnchanged ? document.lastModifiedById : userId,
collaboratorIds,
},
{
hooks: false,
where: {
id: documentId,
},
}
);
if (isUnchanged) {
return;
}
await Event.add({
name: "documents.update",
documentId: document.id,
collectionId: document.collectionId,
teamId: document.teamId,
actorId: userId,
data: {
multiplayer: true,
title: document.title,
},
});
}