From aaa6d1fa54b042a7ba03757e5d88aa5702bda32c Mon Sep 17 00:00:00 2001
From: ChrisLincoln <clincoln@ultraxinc.com>
Date: Fri, 15 May 2020 14:16:28 -0500
Subject: [PATCH] =?UTF-8?q?Changed=20the=20backend=20socket=20config=20typ?=
 =?UTF-8?q?es=20fom=20Element[]=20to=20Node[]=20and=20m=E2=80=A6=20(#14)?=
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* Changed the backend socket config types fom Element[] to Node[] and made the onDocumentLoad async

* Updated onDocumentLoad in readme
---
 README.md                                  |  2 +-
 packages/backend/src/AutomergeBackend.ts   |  4 ++--
 packages/backend/src/SocketIOConnection.ts | 11 +++++++----
 3 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/README.md b/README.md
index d2cfd64..367f03e 100644
--- a/README.md
+++ b/README.md
@@ -63,7 +63,7 @@ const connection = new SocketIOConnection(options)
   onDocumentLoad: ( // request slate document callback
     pathname: string,
     query?: Object
-  ) => Node[]
+  ) => Promise<Node[]> | Node[]
   onDocumentSave: (pathname: string, doc: Node[]) => Promise<void> | void // save document callback
 }
 ```
diff --git a/packages/backend/src/AutomergeBackend.ts b/packages/backend/src/AutomergeBackend.ts
index 5a30075..5302c29 100644
--- a/packages/backend/src/AutomergeBackend.ts
+++ b/packages/backend/src/AutomergeBackend.ts
@@ -1,6 +1,6 @@
 import * as Automerge from 'automerge'
 
-import { Element } from 'slate'
+import { Node } from 'slate'
 
 import {
   toCollabAction,
@@ -79,7 +79,7 @@ class AutomergeBackend {
    * Append document to Automerge DocSet
    */
 
-  appendDocument = (docId: string, data: Element[]) => {
+  appendDocument = (docId: string, data: Node[]) => {
     try {
       if (this.getDocument(docId)) {
         throw new Error(`Already has document with id: ${docId}`)
diff --git a/packages/backend/src/SocketIOConnection.ts b/packages/backend/src/SocketIOConnection.ts
index 3856406..c7171a3 100644
--- a/packages/backend/src/SocketIOConnection.ts
+++ b/packages/backend/src/SocketIOConnection.ts
@@ -1,6 +1,6 @@
 import io from 'socket.io'
 import * as Automerge from 'automerge'
-import { Element } from 'slate'
+import { Node } from 'slate'
 import { Server } from 'http'
 
 import throttle from 'lodash/throttle'
@@ -14,14 +14,17 @@ import AutomergeBackend from './AutomergeBackend'
 export interface SocketIOCollaborationOptions {
   entry: number | Server
   connectOpts?: SocketIO.ServerOptions
-  defaultValue?: Element[]
+  defaultValue?: Node[]
   saveFrequency?: number
   onAuthRequest?: (
     query: Object,
     socket?: SocketIO.Socket
   ) => Promise<boolean> | boolean
-  onDocumentLoad?: (pathname: string, query?: Object) => Element[]
-  onDocumentSave?: (pathname: string, doc: Element[]) => Promise<void> | void
+  onDocumentLoad?: (
+    pathname: string,
+    query?: Object
+  ) => Promise<Node[]> | Node[]
+  onDocumentSave?: (pathname: string, doc: Node[]) => Promise<void> | void
 }
 
 export default class SocketIOCollaboration {