From 1d708ab35196d814c932cb8570cfd01fa541f3fa Mon Sep 17 00:00:00 2001
From: Qais Patankar <qaisjp@gmail.com>
Date: Thu, 3 Oct 2019 23:19:50 +0100
Subject: Suppress unhandled HelloEvent message (slack) (#913)

---
 bridge/slack/handlers.go | 4 ++--
 bridge/slack/slack.go    | 3 ++-
 2 files changed, 4 insertions(+), 3 deletions(-)

(limited to 'bridge/slack')

diff --git a/bridge/slack/handlers.go b/bridge/slack/handlers.go
index 5a55949a..44a57db0 100644
--- a/bridge/slack/handlers.go
+++ b/bridge/slack/handlers.go
@@ -43,7 +43,7 @@ func (b *Bslack) handleSlack() {
 
 func (b *Bslack) handleSlackClient(messages chan *config.Message) {
 	for msg := range b.rtm.IncomingEvents {
-		if msg.Type != sUserTyping && msg.Type != sLatencyReport {
+		if msg.Type != sUserTyping && msg.Type != sHello && msg.Type != sLatencyReport {
 			b.Log.Debugf("== Receiving event %#v", msg.Data)
 		}
 		switch ev := msg.Data.(type) {
@@ -86,7 +86,7 @@ func (b *Bslack) handleSlackClient(messages chan *config.Message) {
 			b.Log.Errorf("Connection failed %#v %#v", ev.Error(), ev.ErrorObj)
 		case *slack.MemberJoinedChannelEvent:
 			b.users.populateUser(ev.User)
-		case *slack.LatencyReport:
+		case *slack.HelloEvent, *slack.LatencyReport:
 			continue
 		default:
 			b.Log.Debugf("Unhandled incoming event: %T", ev)
diff --git a/bridge/slack/slack.go b/bridge/slack/slack.go
index 2aaa2cb1..94f13025 100644
--- a/bridge/slack/slack.go
+++ b/bridge/slack/slack.go
@@ -12,7 +12,7 @@ import (
 	"github.com/42wim/matterbridge/bridge/config"
 	"github.com/42wim/matterbridge/bridge/helper"
 	"github.com/42wim/matterbridge/matterhook"
-	"github.com/hashicorp/golang-lru"
+	lru "github.com/hashicorp/golang-lru"
 	"github.com/nlopes/slack"
 	"github.com/rs/xid"
 )
@@ -36,6 +36,7 @@ type Bslack struct {
 }
 
 const (
+	sHello           = "hello"
 	sChannelJoin     = "channel_join"
 	sChannelLeave    = "channel_leave"
 	sChannelJoined   = "channel_joined"
-- 
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