feat: add basic Discord Integration

BREAKING CHANGE: teams.json needs manual migration

varo/.factorypath

@@ -0,0 +1,30 @@
+<factorypath>
+    <factorypathentry kind="VARJAR" id="M2_REPO/com/destroystokyo/paper/paper-api/1.15.2-R0.1-SNAPSHOT/paper-api-1.15.2-R0.1-SNAPSHOT.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/commons-lang/commons-lang/2.6/commons-lang-2.6.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/com/google/code/findbugs/jsr305/1.3.9/jsr305-1.3.9.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/com/google/guava/guava/21.0/guava-21.0.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/com/google/code/gson/gson/2.8.0/gson-2.8.0.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/net/md-5/bungeecord-chat/1.15-SNAPSHOT/bungeecord-chat-1.15-SNAPSHOT.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/yaml/snakeyaml/1.25/snakeyaml-1.25.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/slf4j/slf4j-api/1.7.25/slf4j-api-1.7.25.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/ow2/asm/asm/8.0.1/asm-8.0.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/ow2/asm/asm-commons/8.0.1/asm-commons-8.0.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/ow2/asm/asm-tree/8.0.1/asm-tree-8.0.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/ow2/asm/asm-analysis/8.0.1/asm-analysis-8.0.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/spigotmc/spigot/1.15.2-R0.1-SNAPSHOT/spigot-1.15.2-R0.1-SNAPSHOT.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/net/dv8tion/JDA/4.1.1_101/JDA-4.1.1_101.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/jetbrains/annotations/16.0.1/annotations-16.0.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/com/neovisionaries/nv-websocket-client/2.9/nv-websocket-client-2.9.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/com/squareup/okhttp3/okhttp/3.13.0/okhttp-3.13.0.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/com/squareup/okio/okio/1.17.2/okio-1.17.2.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/apache/commons/commons-collections4/4.1/commons-collections4-4.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/net/sf/trove4j/trove4j/3.0.3/trove4j-3.0.3.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/com/fasterxml/jackson/core/jackson-databind/2.10.1/jackson-databind-2.10.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/com/fasterxml/jackson/core/jackson-annotations/2.10.1/jackson-annotations-2.10.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/com/fasterxml/jackson/core/jackson-core/2.10.1/jackson-core-2.10.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/com/googlecode/json-simple/json-simple/1.1.1/json-simple-1.1.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/junit/junit/4.10/junit-4.10.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/hamcrest/hamcrest-core/1.1/hamcrest-core-1.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/apache/logging/log4j/log4j-core/2.1/log4j-core-2.1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="VARJAR" id="M2_REPO/org/apache/logging/log4j/log4j-api/2.1/log4j-api-2.1.jar" enabled="true" runInBatchMode="false"/>
+</factorypath>

varo/.settings/org.eclipse.jdt.apt.core.prefs

@@ -1,2 +1,4 @@
 eclipse.preferences.version=1
-org.eclipse.jdt.apt.aptEnabled=false
+org.eclipse.jdt.apt.aptEnabled=true
+org.eclipse.jdt.apt.genSrcDir=target/generated-sources/annotations
+org.eclipse.jdt.apt.genTestSrcDir=target/generated-test-sources/test-annotations

varo/.settings/org.eclipse.jdt.core.prefs

@@ -4,6 +4,6 @@ org.eclipse.jdt.core.compiler.compliance=11
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
 org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
-org.eclipse.jdt.core.compiler.processAnnotations=disabled
+org.eclipse.jdt.core.compiler.processAnnotations=enabled
 org.eclipse.jdt.core.compiler.release=disabled
 org.eclipse.jdt.core.compiler.source=11

varo/pom.xml

@@ -26,6 +26,11 @@
       <id>papermc</id>
       <url>https://papermc.io/repo/repository/maven-public/</url>
     </repository>
+    <repository>
+      <id>jcenter</id>
+      <name>jcenter-bintray</name>
+      <url>https://jcenter.bintray.com</url>
+    </repository>
   </repositories>
   <dependencies>
     <!--Paperclip API -->
@@ -42,6 +47,31 @@
       <version>1.15.2-R0.1-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
+    <!-- Java Discord API (JDA) -->
+    <dependency>
+      <groupId>net.dv8tion</groupId>
+      <artifactId>JDA</artifactId>
+      <version>4.1.1_101</version>
+      <exclusions>
+        <exclusion>
+          <groupId>club.minnced</groupId>
+          <artifactId>opus-java</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <!-- json.simple -->
+    <dependency>
+      <groupId>com.googlecode.json-simple</groupId>
+      <artifactId>json-simple</artifactId>
+      <version>1.1.1</version>
+    </dependency>
+    <!-- log4j -->
+    <dependency>
+      <groupId>org.apache.logging.log4j</groupId>
+      <artifactId>log4j-core</artifactId>
+      <version>2.1</version>
+      <scope>provided</scope>
+    </dependency>
   </dependencies>
   <build>
     <sourceDirectory>${project.basedir}/src/main/java</sourceDirectory>
@@ -53,5 +83,110 @@
         </includes>
       </resource>
     </resources>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>3.8.1</version>
+        <configuration>
+          <source>11</source>
+          <target>11</target>
+          <encoding>UTF-8</encoding>
+        </configuration>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-shade-plugin</artifactId>
+        <version>3.2.3</version>
+        <executions>
+          <execution>
+            <phase>package</phase>
+            <goals>
+              <goal>shade</goal>
+            </goals>
+            <configuration>
+              <relocations>
+                <!-- relocated because Bukkit includes Gson and I have no control over it -->
+                <!-- <relocation>
+                  <pattern>com.google</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.google</shadedPattern>
+                </relocation> -->
+
+                <!-- relocated due to api usage -->
+                <relocation>
+                  <pattern>net.dv8tion.jda</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.jda</shadedPattern>
+                </relocation>
+                <relocation>
+                  <pattern>com.neovisionaries.ws</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.ws</shadedPattern>
+                </relocation>
+                <relocation>
+                  <pattern>net.kyori</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.net.kyori</shadedPattern>
+                </relocation>
+                <relocation>
+                  <pattern>me.vankka</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.me.vankka</shadedPattern>
+                </relocation>
+
+                <!-- relocated due to dependency hell -->
+                <!-- <relocation>
+                  <pattern>org.apache.commons</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.commons</shadedPattern>
+                </relocation> -->
+                <relocation>
+                  <pattern>org.apache.http</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.apache.http</shadedPattern>
+                </relocation>
+                <relocation>
+                  <pattern>org.json</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.json</shadedPattern>
+                </relocation>
+                <relocation>
+                  <pattern>org.json.simple</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.json.simple</shadedPattern>
+                </relocation>
+                <relocation>
+                  <pattern>okhttp3</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.okhttp3</shadedPattern>
+                </relocation>
+                <relocation>
+                  <pattern>okio</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.okio</shadedPattern>
+                </relocation>
+                <!-- <relocation>
+                  <pattern>gnu.trove</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.trove</shadedPattern>
+                </relocation> -->
+                <relocation>
+                  <pattern>com.fasterxml.jackson</pattern>
+                  <shadedPattern>de.cliffbreak.varo.dependencies.jackson</shadedPattern>
+                </relocation>
+              </relocations>
+
+              <minimizeJar>true</minimizeJar>
+              <filters>
+                <filter>
+                  <artifact>commons-logging:commons-logging</artifact>
+                  <includes>
+                    <include>**</include>
+                  </includes>
+                </filter>
+                <filter>
+                  <artifact>com.fasterxml.jackson.core:jackson-databind</artifact>
+                  <includes>
+                    <include>**</include>
+                  </includes>
+                </filter>
+              </filters>
+            </configuration>
+          </execution>
+        </executions>
+        <configuration>
+          <createDependencyReducedPom>false</createDependencyReducedPom>
+        </configuration>
+      </plugin>
+    </plugins>
   </build>
 </project>

varo/src/main/java/de/cliffbreak/varo/Varo.java

@@ -5,19 +5,20 @@ import java.io.IOException;
 import java.util.ArrayList;
 
 import org.bukkit.configuration.file.FileConfiguration;
-import org.bukkit.plugin.java.JavaPlugin;
 import org.bukkit.configuration.file.YamlConfiguration;
+import org.bukkit.plugin.java.JavaPlugin;
 
 import de.cliffbreak.varo.commands.CoordsCommand;
 import de.cliffbreak.varo.commands.VaroCommand;
 import de.cliffbreak.varo.commands.VaroTabCompleter;
+import de.cliffbreak.varo.discord.DiscordBot;
 import de.cliffbreak.varo.listeners.BannedActionListener;
 import de.cliffbreak.varo.listeners.BannedItemListener;
 import de.cliffbreak.varo.listeners.ChatListener;
-import de.cliffbreak.varo.listeners.PlayerInteractNPCListener;
 import de.cliffbreak.varo.listeners.EntityRegainHealthListener;
 import de.cliffbreak.varo.listeners.PlayerClientOptionsChangeListener;
 import de.cliffbreak.varo.listeners.PlayerDeathListener;
+import de.cliffbreak.varo.listeners.PlayerInteractNPCListener;
 import de.cliffbreak.varo.listeners.PlayerJoinQuitListener;
 import de.cliffbreak.varo.listeners.PlayerLoginListener;
 import de.cliffbreak.varo.listeners.PlayerResourcePackStatusListener;
@@ -38,6 +39,7 @@ public class Varo extends JavaPlugin {
     private VaroUtils varoUtils;
     private TeamManager teamManager;
     private MessageUtils messageUtils;
+    private DiscordBot discordBot;
 
     private boolean canCreatePortal = false;
 
@@ -53,11 +55,13 @@ public class Varo extends JavaPlugin {
         this.playerCache = new PlayerCache(this);
         this.banUtils = new BanUtils(this);
         this.varoUtils = new VaroUtils(this);
-        this.teamManager = new TeamManager(this);
+        this.teamManager = new TeamManager();
         this.messageUtils = new MessageUtils(this);
 
         this.config.addDefault("Varo.Start", 1590427800000f);
         this.config.addDefault("Varo.Debug", false);
+        this.config.addDefault("Varo.Discord.Token", "insert.token.here");
+        this.config.addDefault("Varo.Discord.Channel", "numeric.channel.id");
         this.config.addDefault("Varo.RetroHealthRegen", false);
         this.config.addDefault("Varo.Bans", new ArrayList<String>());
         this.config.options().copyDefaults(true);
@@ -79,12 +83,19 @@ public class Varo extends JavaPlugin {
         this.getCommand("coords").setExecutor(new CoordsCommand(this));
 
         this.varoUtils.init();
+
+        this.discordBot = new DiscordBot(this);
     }
 
     @Override
     public void onDisable() {
         this.getLogger().info("Stopping CliffbreakVaro!");
         this.playerCache.shutdown();
+        try {
+            this.discordBot.shutdown();
+        } catch (final NoClassDefFoundError err) {
+
+        }
     }
 
     @Override
@@ -129,4 +140,8 @@ public class Varo extends JavaPlugin {
     public void setCanCreatePortal(final boolean canCreatePortal) {
         this.canCreatePortal = canCreatePortal;
     }
+
+    public DiscordBot getDiscordBot() {
+        return this.discordBot;
+    }
 }

varo/src/main/java/de/cliffbreak/varo/discord/DiscordBot.java

@@ -0,0 +1,50 @@
+package de.cliffbreak.varo.discord;
+
+import java.util.EnumSet;
+
+import javax.security.auth.login.LoginException;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.core.Filter;
+import org.apache.logging.log4j.core.Logger;
+
+import de.cliffbreak.varo.Varo;
+import de.cliffbreak.varo.discord.filters.JDAFilter;
+import de.cliffbreak.varo.discord.listeners.MessageListener;
+import net.dv8tion.jda.api.JDA;
+import net.dv8tion.jda.api.JDABuilder;
+import net.dv8tion.jda.api.utils.cache.CacheFlag;
+
+public class DiscordBot {
+
+    private final Varo plugin;
+    private final JDA jda;
+
+    public DiscordBot(final Varo plugin) {
+        this.plugin = plugin;
+        ((Logger) LogManager.getRootLogger()).addFilter((Filter) new JDAFilter());
+        this.jda = getJDA();
+    }
+
+    public void shutdown() {
+        this.jda.shutdown();
+    }
+
+    public void broadcastMessage(final String message) {
+        this.jda.getTextChannelById(this.plugin.getConfig().getString("Varo.Discord.Channel")).sendMessage(message)
+                .queue();
+    }
+
+    private JDA getJDA() {
+        try {
+            return new JDABuilder().setAutoReconnect(true).setBulkDeleteSplittingEnabled(false)
+                    .setDisabledCacheFlags(EnumSet.of(CacheFlag.ACTIVITY, CacheFlag.VOICE_STATE))
+                    .setToken(this.plugin.getConfig().getString("Varo.Discord.Token")).setContextEnabled(false)
+                    .addEventListeners(new MessageListener(this.plugin)).build().awaitReady();
+        } catch (LoginException | InterruptedException e) {
+            this.plugin.getLogger().warning("The Discord-Service didn't connect properly.");
+            return null;
+        }
+    }
+
+}

varo/src/main/java/de/cliffbreak/varo/discord/filters/JDAFilter.java

@@ -0,0 +1,172 @@
+package de.cliffbreak.varo.discord.filters;
+
+import org.apache.logging.log4j.Level;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Marker;
+import org.apache.logging.log4j.core.Filter;
+import org.apache.logging.log4j.core.LogEvent;
+import org.apache.logging.log4j.core.Logger;
+import org.apache.logging.log4j.message.Message;
+import org.bukkit.Bukkit;
+
+public class JDAFilter implements Filter {
+
+    public Result check(final Logger logger, final Level level, final String message, final Throwable throwable) {
+        // only listen for JDA logs
+        if (!logger.getName().startsWith("de.cliffbreak.varo.dependencies.jda"))
+            return Result.NEUTRAL;
+
+        switch (level.name()) {
+        case "INFO":
+            Bukkit.getLogger().info("[Discord:INFO] " + message);
+            break;
+        case "WARN":
+            Bukkit.getLogger().warning("[Discord:WARN] " + message);
+            break;
+        case "ERROR":
+            if (message.contains("Got an unexpected error. Please redirect following message to the"))
+                return Result.DENY;
+            Bukkit.getLogger().warning("[Discord:ERROR] " + message);
+            break;
+        default:
+            Bukkit.getLogger().info("[Discord] " + message);
+        }
+
+        // all JDA messages should be denied because we handle them ourselves
+        return Result.DENY;
+    }
+
+    @Override
+    public Result filter(final LogEvent logEvent) {
+        return check((Logger) LogManager.getLogger(logEvent.getLoggerName()), logEvent.getLevel(),
+                logEvent.getMessage().getFormattedMessage(), logEvent.getThrown());
+    }
+
+    @Override
+    public Result filter(final Logger logger, final Level level, final Marker marker, final String message,
+            final Object... parameters) {
+        return check(logger, level, message, null);
+    }
+
+    @Override
+    public Result filter(final Logger logger, final Level level, final Marker marker, final Object message,
+            final Throwable throwable) {
+        return check(logger, level, message.toString(), throwable);
+    }
+
+    @Override
+    public Result filter(final Logger logger, final Level level, final Marker marker, final Message message,
+            final Throwable throwable) {
+        return check(logger, level, message.getFormattedMessage(), throwable);
+    }
+
+    public void start() {
+    }
+
+    public void stop() {
+    }
+
+    public boolean isStarted() {
+        return true;
+    }
+
+    public boolean isStopped() {
+        return false;
+    }
+
+    @Override
+    public Result getOnMismatch() {
+        return Result.NEUTRAL;
+    }
+
+    @Override
+    public Result getOnMatch() {
+        return Result.NEUTRAL;
+    }
+
+    @Override
+    public State getState() {
+        // Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public void initialize() {
+        // Auto-generated method stub
+
+    }
+
+    @Override
+    public Result filter(final Logger arg0, final Level arg1, final Marker arg2, final String arg3, final Object arg4) {
+        // Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public Result filter(final Logger arg0, final Level arg1, final Marker arg2, final String arg3, final Object arg4,
+            final Object arg5) {
+        // Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public Result filter(final Logger arg0, final Level arg1, final Marker arg2, final String arg3, final Object arg4,
+            final Object arg5, final Object arg6) {
+        // Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public Result filter(final Logger arg0, final Level arg1, final Marker arg2, final String arg3, final Object arg4,
+            final Object arg5, final Object arg6, final Object arg7) {
+        // Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public Result filter(final Logger arg0, final Level arg1, final Marker arg2, final String arg3, final Object arg4,
+            final Object arg5, final Object arg6, final Object arg7, final Object arg8) {
+        // Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public Result filter(final Logger arg0, final Level arg1, final Marker arg2, final String arg3, final Object arg4,
+            final Object arg5, final Object arg6, final Object arg7, final Object arg8, final Object arg9) {
+        // Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public Result filter(final Logger arg0, final Level arg1, final Marker arg2, final String arg3, final Object arg4,
+            final Object arg5, final Object arg6, final Object arg7, final Object arg8, final Object arg9,
+            final Object arg10) {
+        // Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public Result filter(final Logger arg0, final Level arg1, final Marker arg2, final String arg3, final Object arg4,
+            final Object arg5, final Object arg6, final Object arg7, final Object arg8, final Object arg9,
+            final Object arg10, final Object arg11) {
+        // Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public Result filter(final Logger arg0, final Level arg1, final Marker arg2, final String arg3, final Object arg4,
+            final Object arg5, final Object arg6, final Object arg7, final Object arg8, final Object arg9,
+            final Object arg10, final Object arg11, final Object arg12) {
+        // Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public Result filter(final Logger arg0, final Level arg1, final Marker arg2, final String arg3, final Object arg4,
+            final Object arg5, final Object arg6, final Object arg7, final Object arg8, final Object arg9,
+            final Object arg10, final Object arg11, final Object arg12, final Object arg13) {
+        // Auto-generated method stub
+        return null;
+    }
+
+}

varo/src/main/java/de/cliffbreak/varo/discord/listeners/MessageListener.java

@@ -0,0 +1,45 @@
+package de.cliffbreak.varo.discord.listeners;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+
+import de.cliffbreak.varo.Varo;
+import net.dv8tion.jda.api.entities.EmbedType;
+import net.dv8tion.jda.api.entities.Message;
+import net.dv8tion.jda.api.entities.MessageChannel;
+import net.dv8tion.jda.api.entities.MessageEmbed;
+import net.dv8tion.jda.api.entities.MessageEmbed.Field;
+import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
+import net.dv8tion.jda.api.hooks.ListenerAdapter;
+
+public class MessageListener extends ListenerAdapter {
+
+    final Varo plugin;
+
+    public MessageListener(final Varo plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public void onMessageReceived(final MessageReceivedEvent e) {
+        // Don't respond to Bot accounts (and myself)
+        if (e.getAuthor().isBot()) {
+            return;
+        }
+        // Only answer in configured Channels
+        final MessageChannel channel = e.getChannel();
+        if (!channel.getId().equals(this.plugin.getConfig().getString("Varo.Discord.Channel"))) {
+            return;
+        }
+        final Message message = e.getMessage();
+        switch (message.getContentRaw()) {
+        case "!ping":
+            channel.sendMessage("Pong!").queue();
+            break;
+        case "!test":
+            channel.sendMessage(new MessageEmbed(null, "title", "description", EmbedType.RICH, null, 0, null, null,
+                    null, null, null, null, new ArrayList<Field>(Arrays.asList()))).queue();
+            break;
+        }
+    }
+}

varo/src/main/java/de/cliffbreak/varo/listeners/PlayerDeathListener.java

@@ -27,6 +27,8 @@ public class PlayerDeathListener implements Listener {
         e.getEntity().setHealth(20d); // Reset health to prevent death dialog after rejoin (if unbanned)
         e.getEntity().setGameMode(GameMode.SPECTATOR);
         this.plugin.getBanUtils().addBan(e.getEntity().getUniqueId());
+        this.plugin.getDiscordBot().broadcastMessage("Der Spieler <@!"
+                + this.plugin.getTeamManager().getDiscordIdByPlayer(e.getEntity()) + "> ist gestorben.");
     }
 
 }

varo/src/main/java/de/cliffbreak/varo/managers/TeamManager.java

@@ -15,27 +15,24 @@ import org.json.simple.JSONObject;
 import org.json.simple.JSONValue;
 import org.json.simple.parser.ParseException;
 
-import de.cliffbreak.varo.Varo;
 import de.cliffbreak.varo.uitls.JSONConfig;
 import de.cliffbreak.varo.uitls.WebUtils;
 
 public class TeamManager {
 
-    private final Varo plugin;
     private final JSONConfig config;
     private final Scoreboard scoreboard;
     private final ArrayList<Team> teams;
     private static final String TEAM_PREFIX = "~";
 
-    public TeamManager(final Varo plugin) {
+    public TeamManager() {
-        this.plugin = plugin;
         this.config = new JSONConfig(new File("plugins/CliffbreakVaro", "teams.json"), getDefaults());
         this.config.save();
 
         this.scoreboard = Bukkit.getScoreboardManager().getMainScoreboard();
         this.teams = new ArrayList<Team>();
 
-        for (Team team : this.scoreboard.getTeams()) {
+        for (final Team team : this.scoreboard.getTeams()) {
             team.unregister();
         }
 
@@ -43,49 +40,56 @@ public class TeamManager {
     }
 
     private void init() {
-        final JSONArray jsonTeams = config.getArray("Teams");
+        final JSONArray jsonTeams = config.getArray("teams");
+        int teamKey = -1;
         for (final Object jsonRawTeam : jsonTeams) {
+            teamKey++;
             final JSONObject jsonTeam = (JSONObject) jsonRawTeam;
             final Team team, afkTeam;
-            if (jsonTeam.get("Name") == null) {
+            if (jsonTeam.get("name") == null) {
                 continue;
             }
-            if (this.scoreboard.getTeam((String) jsonTeam.get("Name")) == null) {
+            if (this.scoreboard.getTeam((String) jsonTeam.get("name")) == null) {
-                team = this.scoreboard.registerNewTeam((String) jsonTeam.get("Name"));
+                team = this.scoreboard.registerNewTeam((String) jsonTeam.get("name"));
             } else {
-                team = this.scoreboard.getTeam((String) jsonTeam.get("Name"));
+                team = this.scoreboard.getTeam((String) jsonTeam.get("name"));
             }
-            if (this.scoreboard.getTeam(TEAM_PREFIX + jsonTeam.get("Name")) == null) {
+            if (this.scoreboard.getTeam(TEAM_PREFIX + jsonTeam.get("name")) == null) {
-                afkTeam = this.scoreboard.registerNewTeam(TEAM_PREFIX + jsonTeam.get("Name"));
+                afkTeam = this.scoreboard.registerNewTeam(TEAM_PREFIX + jsonTeam.get("name"));
             } else {
-                afkTeam = this.scoreboard.getTeam(TEAM_PREFIX + jsonTeam.get("Name"));
+                afkTeam = this.scoreboard.getTeam(TEAM_PREFIX + jsonTeam.get("name"));
             }
             this.teams.add(team);
             this.teams.add(afkTeam);
-            team.setPrefix(ChatColor.valueOf((String) jsonTeam.get("Color")) + "§l[" + jsonTeam.get("Prefix") + "] ");
+            team.setPrefix(ChatColor.valueOf((String) jsonTeam.get("color")) + "§l[" + jsonTeam.get("prefix") + "] ");
             afkTeam.setPrefix("§8§l[AFK] ");
             team.setColor(ChatColor.WHITE);
-            afkTeam.setColor(ChatColor.valueOf((String) jsonTeam.get("Color")));
+            afkTeam.setColor(ChatColor.valueOf((String) jsonTeam.get("color")));
             for (final String entry : team.getEntries()) {
                 team.removeEntry(entry);
             }
             for (final String entry : afkTeam.getEntries()) {
                 team.removeEntry(entry);
             }
-            for (final Object uuid : (JSONArray) jsonTeam.get("Players")) {
+            String playerName = "";
+            int playerKey = -1;
+            for (final Object rawPlayer : (JSONArray) jsonTeam.get("players")) {
+                playerKey++;
+                final JSONObject player = (JSONObject) rawPlayer;
                 try {
                     final String result = WebUtils
-                            .GET("https://sessionserver.mojang.com/session/minecraft/profile/" + uuid);
+                            .GET("https://sessionserver.mojang.com/session/minecraft/profile/" + player.get("uuid"));
                     if (result.isEmpty()) {
                         continue;
                     }
                     final JSONObject profile = (JSONObject) JSONValue.parseWithException(result);
-                    team.addEntry((String) profile.get("name"));
+                    playerName = (String) profile.get("name");
+                    config.updatePlayerName(teamKey, playerKey, playerName);
 
                 } catch (IOException | ParseException e) {
-                    this.plugin.getLogger().info(
+                    playerName = (String) player.get("name");
-                            "§c§lFehler:§r§c beim Verbinden mit der Mojang-API ist ein Fehler aufgetreten. Eventuell sind die Mojang Server down.");
                 }
+                team.addEntry(playerName);
             }
         }
     }
@@ -99,6 +103,20 @@ public class TeamManager {
         return null;
     }
 
+    public String getDiscordIdByPlayer(final Player player) {
+        final JSONArray jsonTeams = config.getArray("teams");
+        for (final Object jsonRawTeam : jsonTeams) {
+            final JSONObject jsonTeam = (JSONObject) jsonRawTeam;
+            for (final Object rawPlayer : ((JSONArray) jsonTeam.get("players"))) {
+                final JSONObject jsonPlayer = (JSONObject) rawPlayer;
+                if (jsonPlayer.get("uuid").equals(player.getUniqueId().toString().replace("-", ""))) {
+                    return jsonPlayer.get("discord").toString();
+                }
+            }
+        }
+        return "";
+    }
+
     public void setAFK(final String player) {
         final Team oldTeam = getTeamByPlayer(player);
         for (final Team team : this.teams) {
@@ -109,13 +127,16 @@ public class TeamManager {
     }
 
     public void setTeam(final Player player) {
-        final JSONArray jsonTeams = config.getArray("Teams");
+        final JSONArray jsonTeams = config.getArray("teams");
         for (final Object jsonRawTeam : jsonTeams) {
             final JSONObject jsonTeam = (JSONObject) jsonRawTeam;
-            if (((JSONArray) jsonTeam.get("Players")).contains(player.getUniqueId().toString().replace("-", ""))) {
+            for (final Object rawPlayer : ((JSONArray) jsonTeam.get("players"))) {
-                for (final Team team : this.teams) {
+                final JSONObject jsonPlayer = (JSONObject) rawPlayer;
-                    if (team.getName().equals(jsonTeam.get("Name").toString())) {
+                if (jsonPlayer.get("uuid").equals(player.getUniqueId().toString().replace("-", ""))) {
-                        team.addEntry(player.getName());
+                    for (final Team team : this.teams) {
+                        if (team.getName().equals(jsonTeam.get("name").toString())) {
+                            team.addEntry(player.getName());
+                        }
                     }
                 }
             }
@@ -127,26 +148,38 @@ public class TeamManager {
         final HashMap<String, Object> defaults = new HashMap<String, Object>();
 
         final JSONObject team1 = new JSONObject();
-        team1.put("Name", "Demo-Team");
+        team1.put("name", "Demo-Team");
-        team1.put("Color", ChatColor.RED);
+        team1.put("color", ChatColor.RED);
-        team1.put("Prefix", "DMO");
+        team1.put("prefix", "DMO");
         final JSONArray team1Players = new JSONArray();
-        team1Players.add("a6019ccffe694bf780bcc3f3afa265dd");
+        final JSONObject player = new JSONObject();
-        team1Players.add("069a79f444e94726a5befca90e38aaf5");
+        player.put("name", "AragurLP");
-        team1.put("Players", team1Players);
+        player.put("uuid", "a6019ccffe694bf780bcc3f3afa265dd");
+        player.put("discord", "99820967022329856");
+        team1Players.add(player);
+        final JSONObject player2 = new JSONObject();
+        player2.put("name", "Notch");
+        player2.put("uuid", "069a79f444e94726a5befca90e38aaf5");
+        player2.put("discord", "");
+        team1Players.add(player2);
+        team1.put("players", team1Players);
 
         final JSONObject team2 = new JSONObject();
-        team2.put("Name", "Demo-Team 2");
+        team2.put("name", "Demo-Team 2");
-        team2.put("Color", ChatColor.GREEN);
+        team2.put("color", ChatColor.GREEN);
-        team2.put("Prefix", "DM2");
+        team2.put("prefix", "DM2");
         final JSONArray team2Players = new JSONArray();
-        team2Players.add("dff082fcd52d4ad2b2d8d8202aea53ec");
+        final JSONObject player3 = new JSONObject();
-        team2.put("Players", team2Players);
+        player3.put("name", "AragurTV");
+        player3.put("uuid", "dff082fcd52d4ad2b2d8d8202aea53ec");
+        player3.put("discord", "550794603754815520");
+        team2Players.add(player3);
+        team2.put("players", team2Players);
 
         final JSONArray teams = new JSONArray();
         teams.add(team1);
         teams.add(team2);
-        defaults.put("Teams", teams);
+        defaults.put("teams", teams);
         return defaults;
     }
 }