Add message delete handler

djpianalto.com/goff/events/message_events.go

@@ -27,7 +27,7 @@ func OnMessageUpdate(session *discordgo.Session, m *discordgo.MessageUpdate) {
 		return
 	}
 	embed := &discordgo.MessageEmbed{
-		Title:       fmt.Sprintf("Edited Message: %v", m.ID),
+		Title:       fmt.Sprintf("Message Edited: %v", m.ID),
 		Description: fmt.Sprintf("**Before:** %v\n**After:** %v\nIn Channel: %v", m.BeforeUpdate.Content, m.Content, channel.Mention()),
 		Color:       session.State.UserColor(m.Author.ID, channelID),
 		Footer: &discordgo.MessageEmbedFooter{
@@ -37,3 +37,34 @@ func OnMessageUpdate(session *discordgo.Session, m *discordgo.MessageUpdate) {
 	}
 	session.ChannelMessageSendEmbed(channelID, embed)
 }
+
+func OnMessageDelete(session *discordgo.Session, m *discordgo.MessageDelete) {
+	defer func() {
+		if r := recover(); r != nil {
+			fmt.Println("Recovered from panic in OnMessageUpdate", r)
+		}
+	}()
+	if m.Author.Bot {
+		return
+	}
+	var channelID string
+	row := utils.Database.QueryRow("SELECT logging_channel FROM guilds where id=$1", m.GuildID)
+	err := row.Scan(&channelID)
+	if err != nil || channelID == "" {
+		return
+	}
+	channel, err := session.State.Channel(m.ChannelID)
+	if err != nil {
+		return
+	}
+	embed := &discordgo.MessageEmbed{
+		Title:       fmt.Sprintf("Message Deleted: %v", m.ID),
+		Description: fmt.Sprintf("**Content:** %v\nIn Channel: %v", m.Content, channel.Mention()),
+		Color:       session.State.UserColor(m.Author.ID, channelID),
+		Footer: &discordgo.MessageEmbedFooter{
+			Text:    fmt.Sprintf("Author: %v", m.Author.String()),
+			IconURL: m.Author.AvatarURL(""),
+		},
+	}
+	session.ChannelMessageSendEmbed(channelID, embed)
+}

djpianalto.com/goff/goff.go

@@ -70,6 +70,7 @@ func main() {
 	dg.AddHandler(handler.OnMessage)
 	dg.AddHandler(handler.StatusManager.OnReady)
 	dg.AddHandler(events.OnMessageUpdate)
+	dg.AddHandler(events.OnMessageDelete)
 
 	err = dg.Open()
 	if err != nil {