From 81051835f48616b693e430d7beb38e1d61b8d718 Mon Sep 17 00:00:00 2001
From: Hans Pagel <hans.pagel@ueber.io>
Date: Sat, 26 Sep 2020 14:30:09 +0200
Subject: [PATCH] add offline support to the collaboration example

---
 docs/package.json                               | 1 +
 docs/src/demos/Examples/Collaboration/index.vue | 8 +++++++-
 yarn.lock                                       | 9 ++++++++-
 3 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/docs/package.json b/docs/package.json
index 2ad3f3ae6..7518bca0b 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -22,6 +22,7 @@
     "remark-container": "^0.1.2",
     "typescript": "^4.0.3",
     "vue-github-button": "^1.1.2",
+    "y-indexeddb": "^9.0.5",
     "y-webrtc": "^10.1.6",
     "yjs": "^13.3.2"
   },
diff --git a/docs/src/demos/Examples/Collaboration/index.vue b/docs/src/demos/Examples/Collaboration/index.vue
index 6874f4c54..92640baeb 100644
--- a/docs/src/demos/Examples/Collaboration/index.vue
+++ b/docs/src/demos/Examples/Collaboration/index.vue
@@ -17,6 +17,7 @@ import Collaboration from '@tiptap/extension-collaboration'
 import CollaborationCursor from '@tiptap/extension-collaboration-cursor'
 import * as Y from 'yjs'
 import { WebrtcProvider } from 'y-webrtc'
+import { IndexeddbPersistence } from 'y-indexeddb'
 
 export default {
   components: {
@@ -28,15 +29,20 @@ export default {
       ydoc: null,
       provider: null,
       type: null,
+      indexdb: null,
       numberOfConnectedUsers: 0,
       editor: null,
     }
   },
 
   mounted() {
+    const name = 'example'
+
     this.ydoc = new Y.Doc()
-    this.provider = new WebrtcProvider('example', this.ydoc)
+    this.provider = new WebrtcProvider(name, this.ydoc)
     this.type = this.ydoc.getXmlFragment('prosemirror')
+    this.indexdb = new IndexeddbPersistence(name, this.ydoc)
+
     this.provider.on('peers', ({ bcPeers, webrtcPeers }) => {
       this.numberOfConnectedUsers = bcPeers.length + webrtcPeers.length
     })
diff --git a/yarn.lock b/yarn.lock
index 9faa4a860..55bc5f451 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8617,7 +8617,7 @@ levn@~0.3.0:
     prelude-ls "~1.1.2"
     type-check "~0.3.2"
 
-lib0@^0.2.28, lib0@^0.2.32, lib0@^0.2.33:
+lib0@^0.2.12, lib0@^0.2.28, lib0@^0.2.32, lib0@^0.2.33:
   version "0.2.33"
   resolved "https://registry.yarnpkg.com/lib0/-/lib0-0.2.33.tgz#dd759c489d416344efe065c534bccf3ce4925d3e"
   integrity sha512-Pnm8FzjUr+aTYkEu2A20c1EfVHla8GbVX+GXn6poxx0gcmEuCs+XszjLmtEbI9xYOoI/83xVi7VOIoyHgOO87w==
@@ -14771,6 +14771,13 @@ xtend@^4.0.0, xtend@^4.0.1, xtend@~4.0.1:
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"
   integrity sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==
 
+y-indexeddb@^9.0.5:
+  version "9.0.5"
+  resolved "https://registry.yarnpkg.com/y-indexeddb/-/y-indexeddb-9.0.5.tgz#a162526add738a456b7185a6a5626534609ee132"
+  integrity sha512-40VxkqPoK2VxE1vMosS5MfwlHQOvaeLEN89dIkjh7URjZny6bDQOl4yKldaDv9ZosZgYEPyWuWTF3Z92RZ1y+A==
+  dependencies:
+    lib0 "^0.2.12"
+
 y-prosemirror@^0.3.7:
   version "0.3.7"
   resolved "https://registry.yarnpkg.com/y-prosemirror/-/y-prosemirror-0.3.7.tgz#df929ceacb3e35c568db9f1a5a36b0515b3732fc"