Add custom command class

src/main/kotlin/nl/voidcorp/dbot/UnityBot.kt

@@ -1,8 +1,7 @@
 package nl.voidcorp.dbot
 
-import com.jagrosh.jdautilities.command.CommandClient
+import com.jagrosh.jdautilities.command.Command
 import com.jagrosh.jdautilities.command.CommandClientBuilder
-import com.jagrosh.jdautilities.examples.command.PingCommand
 import com.sedmelluq.discord.lavaplayer.jdaudp.NativeAudioSendFactory
 import com.sedmelluq.discord.lavaplayer.player.DefaultAudioPlayerManager
 import com.sedmelluq.discord.lavaplayer.source.soundcloud.SoundCloudAudioSourceManager
@@ -20,6 +19,7 @@ import net.dv8tion.jda.webhook.WebhookClient
 import net.dv8tion.jda.webhook.WebhookClientBuilder
 import nl.voidcorp.dbot.commands.helloCommand
 import nl.voidcorp.dbot.commands.initMusic
+import nl.voidcorp.dbot.commands.pingCommand
 import nl.voidcorp.dbot.storage.GitlabWebhook
 import org.slf4j.LoggerFactory
 import java.io.File
@@ -31,6 +31,8 @@ val cb = CommandClientBuilder()
 
 val log = LoggerFactory.getLogger("UnityBot")
 
+val commands = mutableListOf<Command>()
+
 
 @Suppress("JoinDeclarationAndAssignment")
 fun main(args: Array<String>) {
@@ -88,31 +90,33 @@ fun main(args: Array<String>) {
         ctx.status(200).result("OK")
     }
 
-    lateinit var client: CommandClient
     cb.setOwnerId("168743656738521088")
     cb.setPrefix("!")
     cb.setAlternativePrefix("+")
-    cb.addCommand(PingCommand())
+    commands.addAll(helloCommand, pingCommand)
-    cb.addCommand(helloCommand)
     cb.setGame(Game.watching("fraud and \uD83C\uDFB5"))
 
+    val replies = listOf("Hello %%", "Why hello there %%!", "Hello there %%", "General %%. You are a bold one", "A wild %% appeared!")
     cb.setHelpConsumer { event ->
-        event.reply(MessageBuilder("Help for ${event.selfMember.asMention}\n").append {
+        val greeting = replies.random().replace("%%", event.member.effectiveName)
+        val mb = MessageBuilder("$greeting\n").append {
             var st = ""
-            for (c in client.commands) {
+            for (c in commands) {
                 st += "`${c.name}`: ${c.help}${if (c.aliases.isNotEmpty()) " (alias: `${c.aliases.first()}`)" else ""}\n"
             }
             st
-        }.build()
+        }
-        )
+
+
+        event.reply(mb.build())
     }
 
     initMusic()
 
-
+    cb.addCommands(*commands.toTypedArray())
-    client = cb.build()
+    val client = cb.build()
-
     bot = JDABuilder(args[0]).addEventListener(client).addEventListener(nl.voidcorp.dbot.Events).setAudioSendFactory(NativeAudioSendFactory()).build()
 }
 
 lateinit var bot: JDA
+

src/main/kotlin/nl/voidcorp/dbot/Util.kt

@@ -1,8 +1,13 @@
 package nl.voidcorp.dbot
 
+import com.google.gson.Gson
 import com.google.gson.GsonBuilder
 import java.util.*
 
-val gson = GsonBuilder().setPrettyPrinting().create()
+val gson: Gson = GsonBuilder().setPrettyPrinting().create()
 
 val random = Random()
+
+fun <E> MutableList<E>.addAll(vararg e: E) = this.addAll(listOf(*e))
+
+fun <E> List<E>.random(): E = this[random.nextInt(this.size)]

src/main/kotlin/nl/voidcorp/dbot/commands/Commands.kt

@@ -1,16 +1,19 @@
 package nl.voidcorp.dbot.commands
 
 import com.jagrosh.jdautilities.command.CommandBuilder
-import com.sedmelluq.discord.lavaplayer.player.AudioLoadResultHandler
-import com.sedmelluq.discord.lavaplayer.tools.FriendlyException
-import com.sedmelluq.discord.lavaplayer.track.AudioPlaylist
-import com.sedmelluq.discord.lavaplayer.track.AudioTrack
 import net.dv8tion.jda.core.MessageBuilder
-import nl.voidcorp.dbot.playerManager
+import java.time.temporal.ChronoUnit
 
-val helloCommand = CommandBuilder().setName("hello").setHelp("Say hello to Andy!")
+
-        .setGuildOnly(false)
+val helloCommand = UnityCommand("hello", "Say hello to Andy!", aliases = *arrayOf()) {
-        .build { event ->
+    it.reply(MessageBuilder("Hello, ").append(it.author).append("!").build())
-            event.reply(MessageBuilder("Hello, ").append(event.author).build())
+}
+
+
+val pingCommand = UnityCommand("ping", help = "Check the bot's ping", aliases = *arrayOf("pong")) { event ->
+    event.reply("Ping: ...") { m ->
+        val ping = event.message.creationTime.until(m.creationTime, ChronoUnit.MILLIS)
+        m.editMessage("Ping: " + ping + "ms | Websocket: " + event.getJDA().getPing() + "ms").queue()
+    }
 }
 

src/main/kotlin/nl/voidcorp/dbot/commands/Music.kt

@@ -5,20 +5,16 @@ import com.jagrosh.jdautilities.command.CommandEvent
 import com.sedmelluq.discord.lavaplayer.player.AudioLoadResultHandler
 import com.sedmelluq.discord.lavaplayer.player.AudioPlayer
 import com.sedmelluq.discord.lavaplayer.source.AudioSourceManagers
-import com.sedmelluq.discord.lavaplayer.source.soundcloud.SoundCloudAudioSourceManager
-import com.sedmelluq.discord.lavaplayer.source.soundcloud.SoundCloudAudioTrack
 import com.sedmelluq.discord.lavaplayer.tools.FriendlyException
 import com.sedmelluq.discord.lavaplayer.track.AudioPlaylist
 import com.sedmelluq.discord.lavaplayer.track.AudioTrack
 import com.sedmelluq.discord.lavaplayer.track.playback.AudioFrame
-import net.dv8tion.jda.core.EmbedBuilder
 import net.dv8tion.jda.core.audio.AudioSendHandler
-import nl.voidcorp.dbot.cb
+import nl.voidcorp.dbot.addAll
+import nl.voidcorp.dbot.commands
 import nl.voidcorp.dbot.log
 import nl.voidcorp.dbot.music.TrackScheduler
 import nl.voidcorp.dbot.playerManager
-import java.awt.Color
-import java.time.LocalDateTime
 
 
 val guildMusicMap = mutableMapOf<Long, TrackScheduler>()
@@ -27,8 +23,15 @@ fun initMusic() {
     AudioSourceManagers.registerRemoteSources(playerManager)
 
 
-    val queueCommand = CommandBuilder().setName("queue").addAlias("q").setHelp("Queue's a song").build { event ->
+    val queueCommand = CommandBuilder().setName("queue").addAlias("q").setHelp("Queue's a song (use without arguments to get the queue)").build { event ->
 
+        if (event.args.isEmpty()) {
+            if (!guildMusicMap.containsKey(event.guild.idLong) || (guildMusicMap[event.guild.idLong]!!.player.playingTrack == null))
+                event.reply("The track list is empty") else
+                event.reply(guildMusicMap[event.guild.idLong]!!.getTrackList(event.member))
+
+            return@build
+        }
 
         val scheduler = if (guildMusicMap.containsKey(event.guild.idLong)) guildMusicMap[event.guild.idLong]!! else {
             val channel = event.guild.voiceChannels.firstOrNull { it.members.contains(event.member) }
@@ -42,7 +45,6 @@ fun initMusic() {
         }
 
 
-
         playerManager.loadItem(event.args, object : AudioLoadResultHandler {
             override fun loadFailed(exception: FriendlyException) {
                 event.reply("Shit's fucked!")
@@ -71,19 +73,7 @@ fun initMusic() {
         queueCommand.run(event)
     }
 
-    val soundcloudCommand = CommandBuilder().setName("soundcloud").addAlias("sc").setHelp("Play a song from SoundCloud!").build { event ->
+    val soundcloudCommand = UnityMusicCommand("soundcloud", help = "Play a song via SoundCloud!", aliases = *arrayOf("sc")) { event, scheduler ->
-        val scheduler = if (guildMusicMap.containsKey(event.guild.idLong)) guildMusicMap[event.guild.idLong]!! else {
-            val channel = event.guild.voiceChannels.firstOrNull { it.members.contains(event.member) }
-            if (channel == null) {
-                event.reply("Join a voice Channel please!")
-                return@build
-            }
-            val s = TrackScheduler(playerManager.createPlayer(), event.guild, channel)
-            guildMusicMap[event.guild.idLong] = s
-            s
-        }
-
-
 
         playerManager.loadItem(event.args, object : AudioLoadResultHandler {
             override fun loadFailed(exception: FriendlyException) {
@@ -109,17 +99,7 @@ fun initMusic() {
         })
     }
 
-    val playCommand = CommandBuilder().setName("play").addAlias("p").setHelp("Plays the song instantly").build { event ->
+    val playCommand = UnityMusicCommand("play", "Force this song to be the next!", aliases = *arrayOf("p")) { event, scheduler ->
-        val scheduler = if (guildMusicMap.containsKey(event.guild.idLong)) guildMusicMap[event.guild.idLong]!! else {
-            val channel = event.guild.voiceChannels.firstOrNull { it.members.contains(event.member) }
-            if (channel == null) {
-                event.reply("Join a voice Channel please!")
-                return@build
-            }
-            val s = TrackScheduler(playerManager.createPlayer(), event.guild, channel)
-            guildMusicMap[event.guild.idLong] = s
-            s
-        }
 
         playerManager.loadItem(event.args, object : AudioLoadResultHandler {
             override fun loadFailed(exception: FriendlyException) {
@@ -146,18 +126,70 @@ fun initMusic() {
     }
 
 
-    val skipCommand = CommandBuilder().setName("skip").addAlias("s").setHelp("Skips the currently playing track").build { event ->
+    val skipCommand = UnityCommand("skip", help = "Skip the current song", aliases = *arrayOf("s"), category = musicCategory) { event ->
         val scheduler = guildMusicMap[event.guild.idLong]
         if (scheduler == null) {
             event.reply("There is no music playing?")
         } else {
             scheduler.skip()
         }
+    }
 
+    val npCommand = UnityMusicCommand("nowplaying", aliases = *arrayOf("np"), help = "Show the currently playing song") { event, scheduler ->
+        if (!scheduler.isSongPlaying()) {
+            event.reply("There is no song playing?")
+        } else {
+            event.reply(scheduler.getCurrentTrackInfo())
+        }
     }
 
 
-    cb.addCommands(playCommand, skipCommand, queueCommand, ytCommand, soundcloudCommand)
+    val attachmentPlay = CommandBuilder().setName("attachment").addAlias("attach").setHelp("Plays the attached file (`use the optional comment to activate the command`)").build { event ->
+        val attach = event.message.attachments.firstOrNull()
+        if (attach == null) {
+            event.reply("I can't play an attachment without an attachment...")
+        } else {
+            val scheduler = if (guildMusicMap.containsKey(event.guild.idLong)) guildMusicMap[event.guild.idLong]!! else {
+                val channel = event.guild.voiceChannels.firstOrNull { it.members.contains(event.member) }
+                if (channel == null) {
+                    event.reply("Join a voice Channel please!")
+                    return@build
+                }
+                val s = TrackScheduler(playerManager.createPlayer(), event.guild, channel)
+                guildMusicMap[event.guild.idLong] = s
+                s
+            }
+
+            playerManager.loadItem(attach.url, object : AudioLoadResultHandler {
+                override fun loadFailed(exception: FriendlyException) {
+                    event.reply("Shit's fucked!")
+                }
+
+                override fun trackLoaded(track: AudioTrack) {
+                    scheduler.queue(track, event.member)
+                    if (!scheduler.isQueueEmpty() or scheduler.isSongPlaying()) {
+                        scheduler.getTrackInfo(track)
+                    }
+                }
+
+                override fun noMatches() {
+                }
+
+                override fun playlistLoaded(playlist: AudioPlaylist) {
+                    for (t in playlist.tracks) {
+                        scheduler.queue(t, event.member)
+                    }
+
+
+                }
+
+            })
+
+        }
+    }
+
+
+    commands.addAll(playCommand, skipCommand, queueCommand, ytCommand, soundcloudCommand, npCommand, attachmentPlay)
 }
 
 fun getLinkFromSearch(event: CommandEvent, scheduler: TrackScheduler, shouldInsertFront: Boolean, searchPrefix: String = "ytsearch") {
@@ -196,38 +228,20 @@ fun getLinkFromSearch(event: CommandEvent, scheduler: TrackScheduler, shouldInse
             else {
                 val track = playlist.tracks.first()
 
-                if (!scheduler.isQueueEmpty() or scheduler.isSongPlaying()) {
 
-                    if (track is SoundCloudAudioTrack) {
-                        val scsm = track.sourceManager as SoundCloudAudioSourceManager
-                        scsm.updateClientId()
-                        val art = khttp.get("http://api.soundcloud.com/tracks/${track.info.identifier}?client_id=${scsm.clientId}",
-                                headers = mapOf("Content-Type" to "application/json")).jsonObject["artwork_url"].toString().replace("large", "t300x300")
 
-                        event.reply(EmbedBuilder()
-                                .setFooter("Requested by ${event.member.effectiveName}", event.member.user.effectiveAvatarUrl)
-                                .setAuthor(track.info.author).setTitle(track.info.title, track.info.uri)
-                                .setThumbnail(art)
-                                .setTimestamp(LocalDateTime.now()).setColor(Color.decode("#ff8800")).build())
-                    } else {
-                        event.reply(EmbedBuilder()
-                                .setFooter("Requested by ${event.member.effectiveName}", event.member.user.effectiveAvatarUrl)
-                                .setAuthor(track.info.author).setTitle(track.info.title, track.info.uri)
-                                .setThumbnail("https://img.youtube.com/vi/${track.info.identifier}/hqdefault.jpg")
-                                .setTimestamp(LocalDateTime.now()).setColor(Color.decode("#ff0000")).build())
-                    }
-
-                }
 
                 if (shouldInsertFront)
                     scheduler.insertFront(track, event.member)
                 else
                     scheduler.queue(track, event.member)
 
-
+                if (!scheduler.isQueueEmpty() or scheduler.isSongPlaying()) {
+                    if (scheduler.player.playingTrack != track)
+                        event.reply(scheduler.getTrackInfo(track))
                 }
 
-
+            }
         }
 
     })

src/main/kotlin/nl/voidcorp/dbot/commands/UnityCommand.kt

@@ -0,0 +1,75 @@
+package nl.voidcorp.dbot.commands
+
+import com.jagrosh.jdautilities.command.Command
+import com.jagrosh.jdautilities.command.CommandEvent
+import nl.voidcorp.dbot.music.TrackScheduler
+import nl.voidcorp.dbot.playerManager
+
+val musicCategory = Command.Category("Music Commands") {
+    val botExists = it.guild.getTextChannelsByName("bot", true).firstOrNull() != null
+    val musicExists = it.guild.getTextChannelsByName("music", true).firstOrNull() != null
+    val musicBotExists = it.guild.getTextChannelsByName("music-bot", true).firstOrNull() != null
+    when {
+        musicBotExists -> {
+            val res = it.textChannel.name == "music-bot"
+
+            if (!res) it.reply("Music commands are only supported in the ${it.guild.getTextChannelsByName("music-bot", true).first().asMention} channel!")
+            res
+        }
+        musicExists -> {
+            val res = it.textChannel.name == "music"
+            if (!res) it.reply("Music commands are only supported in the ${it.guild.getTextChannelsByName("music", true).first().asMention} channel!")
+            res
+        }
+        botExists -> {
+            val res = it.textChannel.name == "bot"
+            if (!res) it.reply("Music commands are only supported in the ${it.guild.getTextChannelsByName("bot", true).first().asMention} channel!")
+            res
+        }
+        else -> true
+    }
+
+}
+
+val generalCategory = Command.Category("General commands") {
+    if (it.guild.getTextChannelsByName("bot", true).firstOrNull() == null) return@Category true
+    val test = it.textChannel.name.contains("bot")
+    if (!test) {
+        it.reply("Non music commands can only be used in the ${it.guild.getTextChannelsByName("bot", true).first().asMention} channel")
+    }
+
+    test
+
+}
+
+open class UnityCommand(name: String, help: String = "",
+                        category: Category = generalCategory,
+                        arguments: String = "", vararg aliases: String = arrayOf(name.first().toString()), val exec: (event: CommandEvent) -> Unit) : Command() {
+    init {
+        super.name = name
+        super.help = help
+        super.category = category
+        super.arguments = arguments
+        super.aliases = aliases
+    }
+
+    override fun execute(event: CommandEvent) = exec(event)
+}
+
+class UnityMusicCommand(name: String, help: String = "",
+                        category: Category = musicCategory,
+                        arguments: String = "", vararg aliases: String = arrayOf(name.first().toString()), val mExec: (event: CommandEvent, scheduler: TrackScheduler) -> Unit) : UnityCommand(name, help, category, arguments, *aliases, exec = {}) {
+    override fun execute(event: CommandEvent) {
+        val scheduler = if (guildMusicMap.containsKey(event.guild.idLong)) guildMusicMap[event.guild.idLong]!! else {
+            val channel = event.guild.voiceChannels.firstOrNull { it.members.contains(event.member) }
+            if (channel == null) {
+                event.reply("Join a voice Channel please!")
+                return
+            }
+            val s = TrackScheduler(playerManager.createPlayer(), event.guild, channel)
+            guildMusicMap[event.guild.idLong] = s
+            s
+        }
+        mExec(event, scheduler)
+    }
+}

src/main/kotlin/nl/voidcorp/dbot/music/TrackScheduler.kt

@@ -2,16 +2,14 @@ package nl.voidcorp.dbot.music
 
 import com.sedmelluq.discord.lavaplayer.player.AudioPlayer
 import com.sedmelluq.discord.lavaplayer.player.event.AudioEventAdapter
+import com.sedmelluq.discord.lavaplayer.source.http.HttpAudioTrack
 import com.sedmelluq.discord.lavaplayer.source.soundcloud.SoundCloudAudioSourceManager
 import com.sedmelluq.discord.lavaplayer.source.soundcloud.SoundCloudAudioTrack
 import com.sedmelluq.discord.lavaplayer.source.youtube.YoutubeAudioTrack
 import com.sedmelluq.discord.lavaplayer.track.AudioTrack
 import com.sedmelluq.discord.lavaplayer.track.AudioTrackEndReason
 import net.dv8tion.jda.core.EmbedBuilder
-import net.dv8tion.jda.core.entities.Guild
+import net.dv8tion.jda.core.entities.*
-import net.dv8tion.jda.core.entities.Member
-import net.dv8tion.jda.core.entities.TextChannel
-import net.dv8tion.jda.core.entities.VoiceChannel
 import nl.voidcorp.dbot.commands.AudioPlayerSendHandler
 import nl.voidcorp.dbot.commands.guildMusicMap
 import nl.voidcorp.dbot.log
@@ -19,6 +17,8 @@ import java.awt.Color
 import java.time.LocalDateTime
 import java.util.*
 import kotlin.concurrent.thread
+import kotlin.concurrent.timer
+import kotlin.concurrent.timerTask
 
 
 class TrackScheduler(val player: AudioPlayer, val guild: Guild, channel: VoiceChannel) : AudioEventAdapter() {
@@ -54,13 +54,10 @@ class TrackScheduler(val player: AudioPlayer, val guild: Guild, channel: VoiceCh
     }
 
     override fun onTrackStart(player: AudioPlayer, track: AudioTrack) {
-        if (track is YoutubeAudioTrack) {
+        musicChannel.sendMessage(getCurrentTrackInfo()).append("Now playing").queue()
+
+        /*if (track is YoutubeAudioTrack) {
             if (track.userData is Member)
-                musicChannel.sendMessage(EmbedBuilder()
-                        .setFooter("Requested by ${(track.userData as Member).effectiveName}", (track.userData as Member)
-                                .user.effectiveAvatarUrl).setAuthor(track.info.author).setTitle(track.info.title, track.info.uri)
-                        .setThumbnail("https://img.youtube.com/vi/${track.info.identifier}/hqdefault.jpg")
-                        .setTimestamp(LocalDateTime.now()).setColor(Color.decode("#ff0000")).build()).append("Now playing").queue()
         } else if (track is SoundCloudAudioTrack) {
             val scsm = track.sourceManager as SoundCloudAudioSourceManager
             scsm.updateClientId()
@@ -75,7 +72,7 @@ class TrackScheduler(val player: AudioPlayer, val guild: Guild, channel: VoiceCh
 
 
         }
-
+*/
 
     }
 
@@ -122,9 +119,57 @@ class TrackScheduler(val player: AudioPlayer, val guild: Guild, channel: VoiceCh
         if (endReason != AudioTrackEndReason.REPLACED) {
             guildMusicMap.remove(guild.idLong)
             musicChannel.sendMessage(EmbedBuilder().setColor(musicChannel.guild.selfMember.color).setTitle("I'm done here").setDescription("There are no more songs left in the queue.").setTimestamp(LocalDateTime.now()).build()).queue()
-            thread { guild.audioManager.closeAudioConnection() }
+
+            Timer().schedule(timerTask {
+                guild.audioManager.closeAudioConnection()
+            }, 2000)
+
         }
     }
 
+    fun getCurrentTrackInfo(): MessageEmbed = getTrackInfo(player.playingTrack)
+
+    fun getTrackInfo(track: AudioTrack): MessageEmbed {
+        if (track is YoutubeAudioTrack) {
+            if (track.userData is Member)
+                return EmbedBuilder()
+                        .setFooter("Requested by ${(track.userData as Member).effectiveName}", (track.userData as Member)
+                                .user.effectiveAvatarUrl).setAuthor(track.info.author).setTitle(track.info.title, track.info.uri)
+                        .setThumbnail("https://img.youtube.com/vi/${track.info.identifier}/hqdefault.jpg")
+                        .setTimestamp(LocalDateTime.now()).setColor(Color.decode("#ff0000")).build()
+        } else if (track is SoundCloudAudioTrack) {
+            val scsm = track.sourceManager as SoundCloudAudioSourceManager
+            scsm.updateClientId()
+            val art = khttp.get("http://api.soundcloud.com/tracks/${track.info.identifier}?client_id=${scsm.clientId}", headers = mapOf("Content-Type" to "application/json")).jsonObject["artwork_url"].toString().replace("large", "t300x300")
+
+            if (track.userData is Member)
+                return EmbedBuilder()
+                        .setFooter("Requested by ${(track.userData as Member).effectiveName}", (track.userData as Member)
+                                .user.effectiveAvatarUrl).setAuthor(track.info.author).setTitle(track.info.title, track.info.uri)
+                        .setThumbnail(art)
+                        .setTimestamp(LocalDateTime.now()).setColor(Color.decode("#ff5500")).build()
+
+        }else if (track is HttpAudioTrack){
+            if (track.userData is Member)
+                return EmbedBuilder()
+                        .setFooter("Requested by ${(track.userData as Member).effectiveName}", (track.userData as Member)
+                                .user.effectiveAvatarUrl).setAuthor(track.info.author).setTitle(track.info.title, track.info.uri)
+                        .setTimestamp(LocalDateTime.now()).setColor(Color.decode("#005A9C")).build()
+        }
+
+        return EmbedBuilder()
+                .setFooter("Requested by ${(track.userData as Member).effectiveName}", (track.userData as Member)
+                        .user.effectiveAvatarUrl).setAuthor(track.info.author).setTitle(track.info.title, track.info.uri)
+                .setTimestamp(LocalDateTime.now()).setColor(musicChannel.guild.selfMember.color).build()
+    }
+
+    fun getTrackList(member: Member): MessageEmbed {
+        return EmbedBuilder().setTitle("Hey ${member.effectiveName}, here is the playlist").setTimestamp(LocalDateTime.now()).setColor(musicChannel.guild.selfMember.color)
+                .setFooter("Requested by ${member.effectiveName}", member.user.effectiveAvatarUrl).setDescription(
+                        "**${player.playingTrack.info.title}**, requested by ${if (player.playingTrack.userData is Member) (player.playingTrack.userData as Member).effectiveName else "someone unknown..."} (*now playing*)\n" +
+                                q.joinToString(separator = "\n") { "**${it.info.title}**, requested by ${if (it.userData is Member) (it.userData as Member).effectiveName else "someone unknown..."}" }
+                ).build()
+    }
+
 }