fix: channel unreadCount to be set as 0 when notification.mark_read e…

…vent is dispatched [CRNS - 433] (#914)
GetStream · Feb 28, 2022 · 667969e · 667969e
1 parent 75ebc95
commit 667969e
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diff --git a/src/client.ts b/src/client.ts
@@ -1184,6 +1184,11 @@ export class StreamChat<StreamChatGenerics extends ExtendableGenerics = DefaultG
       this.mutedUsers = event.me.mutes;
     }
 
+    if (event.type === 'notification.mark_read') {
+      const activeChannelKeys = Object.keys(this.activeChannels);
+      activeChannelKeys.forEach((activeChannelKey) => (this.activeChannels[activeChannelKey].state.unreadCount = 0));
+    }
+
     if ((event.type === 'channel.deleted' || event.type === 'notification.channel_deleted') && event.cid) {
       client.state.deleteAllChannelReference(event.cid);
       this.activeChannels[event.cid]?._disconnect();

diff --git a/test/unit/client.js b/test/unit/client.js
@@ -127,6 +127,20 @@ describe('Client userMuteStatus', function () {
 		expect(client.userMuteStatus('mute4')).not.to.be.ok;
 		expect(client.userMuteStatus('missingUser')).not.to.be.ok;
 	});
+
+	it('should update all active channel unread count to 0 when notification.mark_read event is called', function () {
+		client.activeChannels = { vish: { state: { unreadCount: 1 } }, vish2: { state: { unreadCount: 2 } } };
+		client.dispatchEvent({
+			type: 'notification.mark_read',
+		});
+
+		const unreadCountSum = Object.values(client.activeChannels).reduce(
+			(prevSum, currSum) => prevSum + currSum.state.unreadCount,
+			0,
+		);
+
+		expect(unreadCountSum).to.be.equal(0);
+	});
 });
 
 describe('Client connectUser', () => {