diff --git a/cmd/innkeeperbot/main.go b/cmd/innkeeperbot/main.go
new file mode 100644
index 0000000..8a9b0fa
--- /dev/null
+++ b/cmd/innkeeperbot/main.go
@@ -0,0 +1,319 @@
+// InnkeeperBot, a bot to create and manage custom channels
+// Copyright (C) 2020 Matteo Schiff
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published
+// by the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program. If not, see .
+
+package main
+
+import (
+ "flag"
+ "fmt"
+ "os"
+ "os/signal"
+ "strings"
+ "syscall"
+ "time"
+
+ "github.com/bwmarrin/discordgo"
+)
+
+// Variables used for command line parameters
+var (
+ Token string
+)
+
+func init() {
+
+ flag.StringVar(&Token, "t", "", "Bot Token")
+ flag.Parse()
+}
+
+func main() {
+
+ // Create a new Discord session using the provided bot token.
+ dg, err := discordgo.New("Bot " + Token)
+ if err != nil {
+ fmt.Println("error creating Discord session,", err)
+ return
+ }
+
+ // Register the messageCreate func as a callback for MessageCreate events.
+ dg.AddHandler(messageCreate)
+
+ // Open a websocket connection to Discord and begin listening.
+ err = dg.Open()
+ if err != nil {
+ fmt.Println("error opening connection,", err)
+ return
+ }
+
+ // Wait here until CTRL-C or other term signal is received.
+ fmt.Println("Bot is now running. Press CTRL-C to exit.")
+ sc := make(chan os.Signal, 1)
+ signal.Notify(sc, syscall.SIGINT, syscall.SIGTERM, os.Interrupt, os.Kill)
+ <-sc
+
+ // Cleanly close down the Discord session.
+ dg.Close()
+}
+
+// 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 messageCreate(s *discordgo.Session, m *discordgo.MessageCreate) {
+
+ // Ignore all messages created by the bot itself
+ if m.Author.ID == s.State.User.ID {
+ return
+ }
+ // If the message starts with "!nc", create a new custom channel. Parameters: name, privacy [public or private](default public, optional)
+ if strings.HasPrefix(m.Content, "!nch") {
+ // Parameters should contains the channel name and the privacy preference
+ parameters := strings.Fields(m.Content)
+ if len(parameters) < 1 {
+ s.ChannelMessageSend(m.ChannelID, "Please specify the channel name")
+ return
+ }
+
+ category := searchChannel(s, m.GuildID, "Personalizzato", "")
+ if category == nil {
+ s.ChannelMessageSend(m.ChannelID, "Unable to create channel, category not found")
+ return
+ }
+
+ newChannelData := discordgo.GuildChannelCreateData{
+ Name: parameters[1],
+ Type: discordgo.ChannelTypeGuildVoice,
+ ParentID: category.ID}
+
+ newChannel, _ := s.GuildChannelCreateComplex(m.GuildID, newChannelData)
+
+ if len(parameters) > 2 && parameters[2] == "private" {
+ roleEveryone := searchRole(s, m.GuildID, "@everyone")
+
+ // Allow the channel creator and the bot to join the channel
+ s.ChannelPermissionSet(newChannel.ID, s.State.User.ID, "member", 0x00100000, 0)
+ s.ChannelPermissionSet(newChannel.ID, m.Author.ID, "member", 0x00100000, 0)
+ // Deny anyone else joining this channel
+ s.ChannelPermissionSet(newChannel.ID, roleEveryone.ID, "role", 0, 0x00100000)
+ }
+
+ s.ChannelMessageSend(m.ChannelID, "New channel created: "+parameters[1])
+ }
+
+ // If the message starts with "!dc", delete a custom channel. Parameters: name
+ if strings.HasPrefix(m.Content, "!dch") {
+ // Parameters should contains the name of the channel to delete
+ parameters := strings.Fields(m.Content)
+ if len(parameters) < 1 {
+ s.ChannelMessageSend(m.ChannelID, "Please specify the channel name")
+ return
+ }
+
+ category := searchChannel(s, m.GuildID, "Personalizzato", "")
+ if category == nil {
+ s.ChannelMessageSend(m.ChannelID, "Unable to delete channel, category not found")
+ return
+ }
+
+ channel := searchChannel(s, m.GuildID, parameters[1], category.ID)
+ if channel == nil {
+ s.ChannelMessageSend(m.ChannelID, "Unable to delete channel, not found")
+ } else if len(channel.PermissionOverwrites) == 0 {
+ s.ChannelDelete(channel.ID)
+ s.ChannelMessageSend(m.ChannelID, "Channel "+parameters[1]+" deleted")
+ } else {
+ // Check if the user has got permissions
+ authorized := false
+ for _, role := range channel.PermissionOverwrites {
+ if role.ID == m.Author.ID {
+ authorized = true
+ }
+ }
+
+ if authorized {
+ s.ChannelDelete(channel.ID)
+ s.ChannelMessageSend(m.ChannelID, "Channel "+parameters[1]+" deleted")
+ } else {
+ s.ChannelMessageSend(m.ChannelID, "You don't have the permission to delete this channel")
+ }
+ }
+
+ }
+
+ // If the message starts with "!apc", enable an user to join the channel. Parameters: channel name, user name
+ if strings.HasPrefix(m.Content, "!apc") {
+ // Parameters should contains the channel name and the username
+ parameters := strings.Fields(m.Content)
+ if len(parameters) < 2 {
+ s.ChannelMessageSend(m.ChannelID, "Please specify the channel name")
+ return
+ }
+
+ category := searchChannel(s, m.GuildID, "Personalizzato", "")
+ if category == nil {
+ s.ChannelMessageSend(m.ChannelID, "Unable to delete channel, category not found")
+ }
+
+ channel := searchChannel(s, m.GuildID, parameters[1], category.ID)
+ if channel == nil {
+ s.ChannelMessageSend(m.ChannelID, "Channel "+parameters[1]+" not found, unable to add permission")
+ return
+ }
+
+ user := searchUser(s, m.GuildID, parameters[2])
+ if user == nil {
+ s.ChannelMessageSend(m.ChannelID, "User "+parameters[2]+" not found")
+ return
+ }
+
+ if len(channel.PermissionOverwrites) == 0 {
+ s.ChannelMessageSend(m.ChannelID, "You cannot change permissions of a public channel")
+ return
+ }
+
+ // Check if the user has got permissions
+ authorized := false
+ for _, role := range channel.PermissionOverwrites {
+ if role.ID == m.Author.ID {
+ authorized = true
+ }
+ }
+
+ if authorized {
+ s.ChannelPermissionSet(channel.ID, user.ID, "member", 0x00100000, 0)
+ s.ChannelMessageSend(m.ChannelID, "User "+parameters[2]+" can now join "+parameters[1])
+ } else {
+ s.ChannelMessageSend(m.ChannelID, "You don't have the permission to authorize an user to join "+parameters[1])
+ }
+ }
+
+ // If the message starts with "!rpc", remove from an user the permission to join the channel. Parameters: channel name, user name
+ if strings.HasPrefix(m.Content, "!rpc") {
+ // Parameters should contains the channel name and the username
+ parameters := strings.Fields(m.Content)
+ if len(parameters) < 2 {
+ s.ChannelMessageSend(m.ChannelID, "Please specify the channel name")
+ return
+ }
+
+ category := searchChannel(s, m.GuildID, "Personalizzato", "")
+
+ if category == nil {
+ s.ChannelMessageSend(m.ChannelID, "Unable to delete channel, category not found")
+ }
+
+ channel := searchChannel(s, m.GuildID, parameters[1], category.ID)
+ if channel == nil {
+ s.ChannelMessageSend(m.ChannelID, "Channel "+parameters[1]+" not found, unable to remove permission")
+ return
+ }
+
+ user := searchUser(s, m.GuildID, parameters[2])
+ if user == nil {
+ s.ChannelMessageSend(m.ChannelID, "User "+parameters[2]+" not found")
+ return
+ }
+
+ if len(channel.PermissionOverwrites) == 0 {
+ s.ChannelMessageSend(m.ChannelID, "You cannot change permissions of a public channel")
+ return
+ }
+
+ // Check if the user has got permissions
+ authorized := false
+ for _, role := range channel.PermissionOverwrites {
+ if role.ID == m.Author.ID {
+ authorized = true
+ }
+ }
+
+ if authorized {
+ s.ChannelPermissionDelete(channel.ID, user.ID)
+ s.ChannelMessageSend(m.ChannelID, "User "+parameters[2]+" cannot join "+parameters[1]+" anymore")
+ } else {
+ s.ChannelMessageSend(m.ChannelID, "You don't have the permission to revoke the authorization of an user to join "+parameters[1])
+ }
+
+ }
+
+ // If the message starts with "!rpc", remove from an user the permission to join the channel. Parameters: channel name, user name
+ if strings.HasPrefix(m.Content, "!help") {
+
+ embed := &discordgo.MessageEmbed{
+ Author: &discordgo.MessageEmbedAuthor{},
+ Description: "InnkeeperBot allow users to manage custom channels",
+ Color: 0x00ff00,
+ Fields: []*discordgo.MessageEmbedField{
+ &discordgo.MessageEmbedField{
+ Name: "!nch [private]",
+ Value: "Create a new channel. Add the \"private\" keyword at the end of the command to make that channel private",
+ },
+ &discordgo.MessageEmbedField{
+ Name: "!dch ",
+ Value: "Delete an existing channel",
+ },
+ &discordgo.MessageEmbedField{
+ Name: "!apc ",
+ Value: "Give an user the permission to join, edit and delete a channel",
+ },
+ &discordgo.MessageEmbedField{
+ Name: "!rpc ",
+ Value: "Remove join/edit/delete permission from an user",
+ },
+ },
+ Timestamp: time.Now().Format(time.RFC3339),
+ Title: "InnkeeperBot help",
+ }
+
+ s.ChannelMessageSendEmbed(m.ChannelID, embed)
+ }
+}
+
+func searchChannel(s *discordgo.Session, guildID string, channelName string, channelParent string) (channel *discordgo.Channel) {
+ channels, _ := s.GuildChannels(guildID)
+
+ for _, channel := range channels {
+ if channel.Name == channelName {
+ if channelParent == "" || channel.ParentID == channelParent {
+ return channel
+ }
+ }
+ }
+
+ return nil
+}
+
+func searchRole(s *discordgo.Session, guildID string, roleName string) (role *discordgo.Role) {
+ roles, _ := s.GuildRoles(guildID)
+
+ for _, role := range roles {
+ if role.Name == roleName {
+ return role
+ }
+ }
+
+ return nil
+}
+
+func searchUser(s *discordgo.Session, guildID string, userName string) (role *discordgo.User) {
+ users, _ := s.GuildMembers(guildID, "", 1000)
+
+ for _, user := range users {
+ if user.User.Username == userName {
+ return user.User
+ }
+ }
+
+ return nil
+}