From e7ec50c08fbfcced4697d47cf2acab422042bc00 Mon Sep 17 00:00:00 2001
From: Lauri Junkkari <latenssi@gmail.com>
Date: Thu, 12 Dec 2019 12:03:14 +0200
Subject: [PATCH 1/2] Correct version of app

---
 package-lock.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package-lock.json b/package-lock.json
index a270b36..d419761 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "orbit-web",
-  "version": "1.0.0-alpha-14",
+  "version": "1.0.0-alpha-15",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

From 894194d1a0388c0d45e69b524a5b4b3690ef35bd Mon Sep 17 00:00:00 2001
From: Lauri Junkkari <latenssi@gmail.com>
Date: Thu, 12 Dec 2019 12:03:40 +0200
Subject: [PATCH 2/2] Prevent joining a channel multiple times

---
 src/stores/NetworkStore.js | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/src/stores/NetworkStore.js b/src/stores/NetworkStore.js
index 818d2aa..0999906 100644
--- a/src/stores/NetworkStore.js
+++ b/src/stores/NetworkStore.js
@@ -60,6 +60,10 @@ export default class NetworkStore {
   @observable
   channels = {}
 
+  // Keeps track of the channel join promises
+  // This helps us to prevent joining same channel multiple times in quick succession
+  _joiningChannelPromises = {}
+
   @observable
   swarmPeers = []
 
@@ -174,10 +178,14 @@ export default class NetworkStore {
   async joinChannel (channelName) {
     if (typeof channelName !== 'string') return
     if (!this.isOnline) throw new Error('Network is not online')
-    if (!this.channelNames.includes(channelName)) {
-      await this.workerProxy.joinChannel(channelName)
+    if (
+      !(channelName in this._joiningChannelPromises) &&
+      !this.channelNames.includes(channelName)) {
+      this._joiningChannelPromises[channelName] = this.workerProxy.joinChannel(channelName)
+        .then(() => this._onJoinedChannel(channelName))
     }
-    return this._onJoinedChannel(channelName)
+
+    return this._joiningChannelPromises[channelName]
   }
 
   async leaveChannel (channelName) {