Add Testbot

.gitignore

@@ -11,3 +11,5 @@ build/*
 .project
 .classpath
 .settings
+/Testbot/build/
+/Testbot/out/

Testbot/build.gradle

@@ -0,0 +1,27 @@
+apply plugin: 'kotlin'
+apply plugin: 'application'
+
+group 'lavalink'
+version '1.0'
+
+repositories {
+    mavenCentral()
+    jcenter()
+    maven { url 'https://jitpack.io' }
+}
+
+dependencies {
+    compile ('net.dv8tion:JDA:4.1.1_135') {
+        exclude module: 'opus-java'
+    }
+    compile "com.github.FredBoat:Lavalink-Client:f84b333518"
+    compile "ch.qos.logback:logback-classic:$logbackVersion"
+    compile "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
+}
+
+compileKotlin {
+    kotlinOptions.jvmTarget = "1.8"
+}
+compileTestKotlin {
+    kotlinOptions.jvmTarget = "1.8"
+}

Testbot/src/main/kotlin/lavalink/testbot/testbot.kt

@@ -0,0 +1,100 @@
+package lavalink.testbot
+
+import com.sedmelluq.discord.lavaplayer.player.AudioLoadResultHandler
+import com.sedmelluq.discord.lavaplayer.player.DefaultAudioPlayerManager
+import com.sedmelluq.discord.lavaplayer.source.AudioSourceManagers
+import com.sedmelluq.discord.lavaplayer.tools.FriendlyException
+import com.sedmelluq.discord.lavaplayer.track.AudioPlaylist
+import com.sedmelluq.discord.lavaplayer.track.AudioTrack
+import lavalink.client.io.jda.JdaLavalink
+import net.dv8tion.jda.api.JDA
+import net.dv8tion.jda.api.JDABuilder
+import net.dv8tion.jda.api.entities.Member
+import net.dv8tion.jda.api.entities.TextChannel
+import net.dv8tion.jda.api.events.ReadyEvent
+import net.dv8tion.jda.api.events.StatusChangeEvent
+import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent
+import net.dv8tion.jda.api.hooks.ListenerAdapter
+import net.dv8tion.jda.api.requests.GatewayIntent
+import net.dv8tion.jda.api.utils.cache.CacheFlag.*
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+import java.net.URI
+
+private val log: Logger = LoggerFactory.getLogger("Testbot")
+private lateinit var jda: JDA
+private val lavalink = JdaLavalink(1) { _ -> jda }
+private val playerManager = DefaultAudioPlayerManager()
+
+fun main() {
+    AudioSourceManagers.registerRemoteSources(playerManager)
+
+    jda = JDABuilder.createDefault(System.getenv("TOKEN"),
+            GatewayIntent.GUILD_MESSAGES,
+            GatewayIntent.GUILD_VOICE_STATES)
+            .disableCache(CLIENT_STATUS, ACTIVITY, CLIENT_STATUS, EMOTE, MEMBER_OVERRIDES)
+            .addEventListeners(Listener, lavalink)
+            .setVoiceDispatchInterceptor(lavalink.voiceInterceptor)
+            .build()
+}
+
+object Listener : ListenerAdapter() {
+    override fun onStatusChange(event: StatusChangeEvent) {
+        log.info("{} -> {}", event.oldStatus, event.newStatus)
+    }
+
+    override fun onReady(event: ReadyEvent) {
+        lavalink.setUserId(jda.selfUser.id)
+        lavalink.addNode(URI("ws://localhost:2333"), "youshallnotpass")
+    }
+
+    override fun onGuildMessageReceived(event: GuildMessageReceivedEvent) {
+        val member = event.member ?: return
+        if (member.user.isBot) return
+
+        try {
+            play(event.channel, member, event.message.contentRaw)
+        } catch (e: Exception) {
+            event.channel.sendMessage(e.message ?: e.toString()).queue()
+        }
+    }
+}
+
+fun play(channel: TextChannel, member: Member, message: String) {
+    if (message.startsWith(";;play ")) {
+        val vc = member.voiceState?.channel
+        if (vc == null) {
+            channel.sendMessage("You must be in a voice channel").queue()
+            return
+        }
+
+        val link = lavalink.getLink(channel.guild)
+        link.connect(vc)
+
+        val track = message.drop(";;play ".length).trim()
+        playerManager.loadItem(track, object : AudioLoadResultHandler {
+            override fun loadFailed(e: FriendlyException) {
+                channel.sendMessage(e.message ?: e.toString()).queue()
+            }
+
+            override fun trackLoaded(track: AudioTrack) {
+                channel.sendMessage("Playing " + track.info.title).queue()
+                link.player.playTrack(track)
+            }
+
+            override fun noMatches() {
+                channel.sendMessage("No matches").queue()
+            }
+
+            override fun playlistLoaded(playlist: AudioPlaylist) {
+                val track = playlist.selectedTrack ?: playlist.tracks.firstOrNull()
+                if (track == null) {
+                    channel.sendMessage("Empty playlist").queue()
+                    return
+                }
+                channel.sendMessage("Playing " + track.info.title).queue()
+                link.player.playTrack(track)
+            }
+        })
+    }
+}

Testbot/src/main/resources/logback.xml

@@ -0,0 +1,11 @@
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
+        </encoder>
+    </appender>
+
+    <root level="info">
+        <appender-ref ref="STDOUT" />
+    </root>
+</configuration>

settings.gradle

@@ -1,4 +1,5 @@
 rootProject.name = 'Lavalink-Parent'
 include ':Lavalink-Server'
+include ':Testbot'
 
 project(':Lavalink-Server').projectDir = "$rootDir/LavalinkServer" as File