From 4659b5bd409cd18e0064260fd6f601d3a3f6b0d6 Mon Sep 17 00:00:00 2001
From: Haw Loeung <haw.loeung@canonical.com>
Date: Thu, 3 Nov 2022 20:11:51 +1100
Subject: [PATCH] Fallback to use API for getting channel ID when not in the
 cache

---
 matterclient/channels.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/matterclient/channels.go b/matterclient/channels.go
index 13d3277d..23a7fc21 100644
--- a/matterclient/channels.go
+++ b/matterclient/channels.go
@@ -73,7 +73,14 @@ func (m *MMClient) getChannelIdTeam(name string, teamId string) string { //nolin
 			}
 		}
 	}
-	return ""
+
+	// Fallback if it's not found in the t.Channels or t.MoreChannels cache.
+	// This also let's us join private channels.
+	channel, _ := m.Client.GetChannelByName(name, teamId, "")
+	if channel == nil {
+		return ""
+	}
+	return channel.Id
 }
 
 func (m *MMClient) GetChannelName(channelId string) string { //nolint:golint