support long messages, rename to RelayChannel, move commands out of main

config.json

@@ -86,6 +86,7 @@
     "BotToken": "",
     "RealTimeChannel": {
       "Enabled": false,
+      "MaxMessageLength": 183,
       "RealTimeChannelID": ""
     }
   },

config/config.go

@@ -171,14 +171,15 @@ type GameplayOptions struct {
 
 // Discord holds the discord integration config.
 type Discord struct {
-	Enabled         bool
-	BotToken        string
-	RealTimeChannel DiscordRealTime
+	Enabled      bool
+	BotToken     string
+	RelayChannel DiscordRelay
 }
 
-type DiscordRealTime struct {
-	Enabled           bool
-	RealtimeChannelID string
+type DiscordRelay struct {
+	Enabled          bool
+	MaxMessageLength int
+	RelayChannelID   string
 }
 
 // Command is a channelserver chat command

main.go

@@ -3,7 +3,6 @@ package main
 import (
 	_config "erupe-ce/config"
 	"fmt"
-	"github.com/bwmarrin/discordgo"
 	"net"
 	"os"
 	"os/signal"
@@ -93,32 +92,7 @@ func main() {
 
 		discordBot = bot
 
-		_, err = discordBot.Session.ApplicationCommandBulkOverwrite(discordBot.Session.State.User.ID, "", []*discordgo.ApplicationCommand{
-			{
-				Name:        "verify",
-				Description: "Verify your account with Discord",
-				Options: []*discordgo.ApplicationCommandOption{
-					{
-						Type:        discordgo.ApplicationCommandOptionString,
-						Name:        "token",
-						Description: "The access token provided by !discord command within the game client.",
-						Required:    true,
-					},
-				},
-			},
-			{
-				Name:        "password",
-				Description: "Reset your account password on Erupe",
-				Options: []*discordgo.ApplicationCommandOption{
-					{
-						Type:        discordgo.ApplicationCommandOptionString,
-						Name:        "password",
-						Description: "The password to change your account to.",
-						Required:    true,
-					},
-				},
-			},
-		})
+		_, err = discordBot.Session.ApplicationCommandBulkOverwrite(discordBot.Session.State.User.ID, "", discordbot.Commands)
 		if err != nil {
 			preventClose(fmt.Sprintf("Discord: Failed to start, %s", err.Error()))
 		}

server/channelserver/handlers_discord.go

@@ -113,8 +113,8 @@ func (s *Server) onInteraction(ds *discordgo.Session, i *discordgo.InteractionCr
 
 // onDiscordMessage handles receiving messages from discord and forwarding them ingame.
 func (s *Server) onDiscordMessage(ds *discordgo.Session, m *discordgo.MessageCreate) {
-	// Ignore messages from our bot, or ones that are not in the correct channel.
-	if m.Author.Bot || m.ChannelID != s.erupeConfig.Discord.RealTimeChannel.RealtimeChannelID {
+	// Ignore messages from bots, or messages that are not in the correct channel.
+	if m.Author.Bot || m.ChannelID != s.erupeConfig.Discord.RelayChannel.RelayChannelID {
 		return
 	}
 
@@ -124,11 +124,24 @@ func (s *Server) onDiscordMessage(ds *discordgo.Session, m *discordgo.MessageCre
 		}
 		return r
 	}, m.Author.Username))
-
 	for i := 0; i < 8-len(m.Author.Username); i++ {
 		paddedName += " "
 	}
+	message := s.discordBot.NormalizeDiscordMessage(fmt.Sprintf("[D] %s > %s", paddedName, m.Content))
+	if len(message) > s.erupeConfig.Discord.RelayChannel.MaxMessageLength {
+		return
+	}
 
-	message := fmt.Sprintf("[D] %s > %s", paddedName, m.Content)
-	s.BroadcastChatMessage(s.discordBot.NormalizeDiscordMessage(message))
+	var messages []string
+	lineLength := 61
+	for i := 0; i < len(message); i += lineLength {
+		end := i + lineLength
+		if end > len(message) {
+			end = len(message)
+		}
+		messages = append(messages, message[i:end])
+	}
+	for i := range messages {
+		s.BroadcastChatMessage(messages[i])
+	}
 }

server/discordbot/discord_bot.go

@@ -7,12 +7,39 @@ import (
 	"regexp"
 )
 
+var Commands = []*discordgo.ApplicationCommand{
+	{
+		Name:        "link",
+		Description: "Link your Erupe account to Discord",
+		Options: []*discordgo.ApplicationCommandOption{
+			{
+				Type:        discordgo.ApplicationCommandOptionString,
+				Name:        "token",
+				Description: "The token provided by the Discord command in-game",
+				Required:    true,
+			},
+		},
+	},
+	{
+		Name:        "password",
+		Description: "Change your Erupe account password",
+		Options: []*discordgo.ApplicationCommandOption{
+			{
+				Type:        discordgo.ApplicationCommandOptionString,
+				Name:        "password",
+				Description: "Your new password",
+				Required:    true,
+			},
+		},
+	},
+}
+
 type DiscordBot struct {
-	Session         *discordgo.Session
-	config          *_config.Config
-	logger          *zap.Logger
-	MainGuild       *discordgo.Guild
-	RealtimeChannel *discordgo.Channel
+	Session      *discordgo.Session
+	config       *_config.Config
+	logger       *zap.Logger
+	MainGuild    *discordgo.Guild
+	RelayChannel *discordgo.Channel
 }
 
 type Options struct {
@@ -28,22 +55,22 @@ func NewDiscordBot(options Options) (discordBot *DiscordBot, err error) {
 		return nil, err
 	}
 
-	var realtimeChannel *discordgo.Channel
+	var relayChannel *discordgo.Channel
 
-	if options.Config.Discord.RealTimeChannel.Enabled {
-		realtimeChannel, err = session.Channel(options.Config.Discord.RealTimeChannel.RealtimeChannelID)
+	if options.Config.Discord.RelayChannel.Enabled {
+		relayChannel, err = session.Channel(options.Config.Discord.RelayChannel.RelayChannelID)
 	}
 
 	if err != nil {
-		options.Logger.Fatal("Discord failed to create realtimeChannel", zap.Error(err))
+		options.Logger.Fatal("Discord failed to create relayChannel", zap.Error(err))
 		return nil, err
 	}
 
 	discordBot = &DiscordBot{
-		config:          options.Config,
-		logger:          options.Logger,
-		Session:         session,
-		RealtimeChannel: realtimeChannel,
+		config:       options.Config,
+		logger:       options.Logger,
+		Session:      session,
+		RelayChannel: relayChannel,
 	}
 
 	return
@@ -55,7 +82,7 @@ func (bot *DiscordBot) Start() (err error) {
 	return
 }
 
-// Replace all mentions to real name from the message.
+// NormalizeDiscordMessage replaces all mentions to real name from the message.
 func (bot *DiscordBot) NormalizeDiscordMessage(message string) string {
 	userRegex := regexp.MustCompile(`<@!?(\d{17,19})>`)
 	emojiRegex := regexp.MustCompile(`(?:<a?)?:(\w+):(?:\d{18}>)?`)
@@ -78,11 +105,11 @@ func (bot *DiscordBot) NormalizeDiscordMessage(message string) string {
 }
 
 func (bot *DiscordBot) RealtimeChannelSend(message string) (err error) {
-	if bot.RealtimeChannel == nil {
+	if bot.RelayChannel == nil {
 		return
 	}
 
-	_, err = bot.Session.ChannelMessageSend(bot.RealtimeChannel.ID, message)
+	_, err = bot.Session.ChannelMessageSend(bot.RelayChannel.ID, message)
 
 	return
 }