Auto rename channels

autoCreate.go

@@ -73,6 +73,26 @@ func removeUserFromChannels(s *discordgo.Session, vs *discordgo.VoiceStateUpdate
 	}
 }
 
+func updateChannelName(s *discordgo.Session, guildID string, channelID string) {
+	programs := make(map[string]int)
+
+	for _, userID := range createdChannels[guildID][channelID] {
+		programs[getActivity(s.State, guildID, userID)] += 1
+	}
+
+	max := -1
+	name := "Stanza"
+
+	for program, count := range programs {
+		if count > max {
+			max = count
+			name = program
+		}
+	}
+
+	s.ChannelEdit(channelID, name)
+}
+
 func getActivity(st *discordgo.State, guildID string, userID string) string {
 	presence, err := st.Presence(guildID, userID)
 

main.go

@@ -50,6 +50,7 @@ func main() {
 	// Register the messageCreate func as a callback for MessageCreate events.
 	dg.AddHandler(handleMessage)
 	dg.AddHandler(handleVoiceActivity)
+	dg.AddHandler(handlePresenceUpdate)
 	dg.Identify.Intents = discordgo.MakeIntent(discordgo.IntentsAll)
 
 	// Open a websocket connection to Discord and begin listening.
@@ -89,6 +90,20 @@ func handleVoiceActivity(s *discordgo.Session, vs *discordgo.VoiceStateUpdate) {
 	}
 }
 
+func handlePresenceUpdate(s *discordgo.Session, pu *discordgo.PresenceUpdate) {
+	if _, ok := newChannelEndpoint[pu.GuildID]; ok {
+		for channelID, channel := range createdChannels[pu.GuildID] {
+			for _, user := range channel {
+				if user == pu.User.ID {
+					updateChannelName(s, pu.GuildID, channelID)
+				}
+			}
+		}
+	} else {
+		initChannels(s, pu.GuildID)
+	}
+}
+
 // This function will be called (due to AddHandler above) every time a new
 // message is created on any channel that the autenticated bot has access to.
 func handleMessage(s *discordgo.Session, m *discordgo.MessageCreate) {