fix gradle file

# Conflicts:
#	server/build.gradle

build.gradle

@@ -33,6 +33,11 @@ subprojects {
             }
         }
 
+        maven {
+            url = uri("https://libraries.minecraft.net")
+        }
+
+
         mavenCentral()
     }
 

server/build.gradle

@@ -13,9 +13,11 @@ dependencies {
     library "com.zaxxer:HikariCP:5.0.1"
     library "org.apache.maven.resolver:maven-resolver-transport-http:1.9.13"
     compileOnly "io.papermc.paper:paper-api:1.20.1-R0.1-SNAPSHOT"
+    compileOnly "io.papermc.paper:paper-mojangapi:1.20.1-R0.1-SNAPSHOT"
     compileOnly("com.github.MilkBowl:VaultAPI:1.7.1") {
         exclude group: "org.bukkit", module: "bukkit"
     }
+    compileOnly "com.mojang:brigadier:1.0.18"
     implementation "org.bstats:bstats-base:3.0.2"
     implementation "org.bstats:bstats-bukkit:3.0.2"
 }

server/src/main/java/dev/plex/Plex.java

@@ -4,6 +4,8 @@ import dev.plex.admin.Admin;
 import dev.plex.admin.AdminList;
 import dev.plex.cache.DataUtils;
 import dev.plex.cache.PlayerCache;
+import dev.plex.command.PlexBrigadierCommand;
+import dev.plex.command.impl.brigadier.PlexBrigadierCMD;
 import dev.plex.config.Config;
 import dev.plex.handlers.CommandHandler;
 import dev.plex.handlers.ListenerHandler;
@@ -178,6 +180,7 @@ public class Plex extends JavaPlugin
 
         new ListenerHandler();
         new CommandHandler();
+        new PlexBrigadierCMD();
 
         rankManager = new RankManager();
         rankManager.generateDefaultRanks();

server/src/main/java/dev/plex/command/PlexBrigadierCommand.java

@@ -0,0 +1,571 @@
+package dev.plex.command;
+
+import com.destroystokyo.paper.brigadier.BukkitBrigadierCommandSource;
+import com.google.common.collect.Maps;
+import com.google.gson.GsonBuilder;
+import com.mojang.brigadier.CommandDispatcher;
+import com.mojang.brigadier.arguments.*;
+import com.mojang.brigadier.builder.LiteralArgumentBuilder;
+import com.mojang.brigadier.builder.RequiredArgumentBuilder;
+import com.mojang.brigadier.context.CommandContext;
+import com.mojang.brigadier.tree.CommandNode;
+import com.mojang.brigadier.tree.LiteralCommandNode;
+import dev.plex.Plex;
+import dev.plex.cache.DataUtils;
+import dev.plex.command.annotation.*;
+import dev.plex.command.source.RequiredCommandSource;
+import dev.plex.player.PlexPlayer;
+import dev.plex.util.PlexLog;
+import dev.plex.util.PlexUtils;
+import dev.plex.util.ReflectionsUtil;
+import net.kyori.adventure.audience.Audience;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
+import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
+import org.bukkit.Bukkit;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+
+import java.lang.System;
+import java.lang.reflect.Method;
+import java.lang.reflect.Parameter;
+import java.util.*;
+
+/**
+ * @author Taah
+ * @since 2:27 PM [07-07-2023]
+ */
+public abstract class PlexBrigadierCommand
+{
+    protected final Plex plugin;
+    private CommandDispatcher<BukkitBrigadierCommandSource> commandDispatcher;
+
+    public PlexBrigadierCommand()
+    {
+        this.plugin = Plex.get();
+        try
+        {
+            final Object dedicatedServer = ReflectionsUtil.callFunction(getCraftServer(), "getServer");
+            final Object minecraftServer = Class.forName("net.minecraft.server.MinecraftServer").cast(dedicatedServer);
+            final Object serverFunctionsManager = ReflectionsUtil.callFunction(minecraftServer, "aA");
+            this.commandDispatcher = ReflectionsUtil.callFunction(serverFunctionsManager, "b");
+        }
+        catch (ClassNotFoundException e)
+        {
+            this.commandDispatcher = null;
+            PlexLog.error("Disabling commands as brigadier could not properly be located.");
+        }
+
+        if (!this.getClass().isAnnotationPresent(CommandName.class))
+        {
+            if (this.commandDispatcher != null)
+            {
+                this.commandDispatcher.register(execute());
+            }
+            return;
+        }
+
+        String[] commandName = this.getClass().getAnnotation(CommandName.class).value();
+
+        final HashMap<String, Method> subcommands = Maps.newHashMap();
+
+        Method defaultMethod = null;
+        for (Method declaredMethod : this.getClass().getDeclaredMethods())
+        {
+            if (declaredMethod.isAnnotationPresent(SubCommand.class))
+            {
+                String subcommand = declaredMethod.getAnnotation(SubCommand.class).value();
+                subcommands.put(subcommand.toLowerCase(), declaredMethod);
+            }
+            if (declaredMethod.isAnnotationPresent(Default.class))
+            {
+                if (defaultMethod != null)
+                {
+                    PlexLog.error("There cannot be more than one default execution.");
+                    continue;
+                }
+                defaultMethod = declaredMethod;
+            }
+        }
+
+        if (this.commandDispatcher != null)
+        {
+            for (String name : commandName)
+            {
+                LiteralArgumentBuilder<BukkitBrigadierCommandSource> builder = LiteralArgumentBuilder.literal(name.toLowerCase());
+
+                for (Map.Entry<String, Method> stringMethodEntry : subcommands.entrySet())
+                {
+                    String[] subCommandArgs = stringMethodEntry.getKey().split(" ");
+                    LinkedList<LiteralArgumentBuilder<BukkitBrigadierCommandSource>> builders = new LinkedList<>();
+                    for (int i = 0; i < subCommandArgs.length; i++)
+                    {
+                        LiteralArgumentBuilder<BukkitBrigadierCommandSource> newNode = LiteralArgumentBuilder.literal(subCommandArgs[i]);
+                        builders.addLast(newNode);
+                    }
+
+                    if (builders.size() == 1)
+                    {
+                        LiteralArgumentBuilder<BukkitBrigadierCommandSource> parent = builders.removeFirst();
+                        LinkedList<RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?>> argumentBuilders = new LinkedList<>();
+
+                        LinkedHashMap<Parameter, RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?>> arguments = getArguments(stringMethodEntry.getValue());
+                        for (Map.Entry<Parameter, RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?>> parameterArgumentBuilderEntry : arguments.entrySet())
+                        {
+                            argumentBuilders.addLast(parameterArgumentBuilderEntry.getValue());
+                        }
+                        boolean setExecution = false;
+                        CommandNode<BukkitBrigadierCommandSource> parentArg = null;
+                        CommandNode<BukkitBrigadierCommandSource> currArg = null;
+                        while (!argumentBuilders.isEmpty())
+                        {
+                            if (parentArg == null)
+                            {
+                                RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?> newParent = argumentBuilders.removeFirst();
+                                if (argumentBuilders.isEmpty())
+                                {
+                                    newParent.executes(context -> execute(stringMethodEntry.getValue(), context, arguments.keySet()));
+                                    setExecution = true;
+                                }
+                                parentArg = newParent.build();
+                                parent.then(parentArg);
+                                currArg = parentArg;
+                            }
+                            else
+                            {
+                                RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?> newCurr = argumentBuilders.removeFirst();
+                                if (argumentBuilders.isEmpty())
+                                {
+                                    newCurr.executes(context -> execute(stringMethodEntry.getValue(), context, arguments.keySet()));
+                                    setExecution = true;
+                                }
+                                CommandNode<BukkitBrigadierCommandSource> newCurrNode = newCurr.build();
+                                currArg.addChild(newCurrNode);
+                                currArg = newCurrNode;
+                            }
+                        }
+                        if (!setExecution)
+                        {
+                            parent.executes(context -> execute(stringMethodEntry.getValue(), context, arguments.keySet()));
+                        }
+                        builder.then(parent);
+                    }
+                    else if (builders.size() > 1)
+                    {
+                        LiteralCommandNode<BukkitBrigadierCommandSource> parent = builders.removeFirst().build();
+                        LiteralCommandNode<BukkitBrigadierCommandSource> curr = null;
+                        while (!builders.isEmpty())
+                        {
+                            LiteralArgumentBuilder<BukkitBrigadierCommandSource> newCurr = builders.removeFirst();
+                            PlexLog.debug("Adding subcommand " + newCurr.getLiteral());
+                            if (builders.isEmpty())
+                            {
+                                LinkedList<RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?>> argumentBuilders = new LinkedList<>();
+                                LinkedHashMap<Parameter, RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?>> arguments = getArguments(stringMethodEntry.getValue());
+                                for (Map.Entry<Parameter, RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?>> parameterArgumentBuilderEntry : arguments.entrySet())
+                                {
+                                    argumentBuilders.addLast(parameterArgumentBuilderEntry.getValue());
+                                }
+                                boolean setExecution = false;
+                                CommandNode<BukkitBrigadierCommandSource> parentArg = null;
+                                CommandNode<BukkitBrigadierCommandSource> currArg = null;
+                                while (!argumentBuilders.isEmpty())
+                                {
+                                    if (parentArg == null)
+                                    {
+                                        RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?> newParent = argumentBuilders.removeFirst();
+                                        if (argumentBuilders.isEmpty())
+                                        {
+                                            newParent.executes(context -> execute(stringMethodEntry.getValue(), context, arguments.keySet()));
+                                            setExecution = true;
+                                        }
+                                        parentArg = newParent.build();
+                                        newCurr.then(parentArg);
+                                        currArg = parentArg;
+                                    }
+                                    else
+                                    {
+                                        RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?> newCurrArg = argumentBuilders.removeFirst();
+                                        if (argumentBuilders.isEmpty())
+                                        {
+                                            newCurrArg.executes(context -> execute(stringMethodEntry.getValue(), context, arguments.keySet()));
+                                            setExecution = true;
+                                        }
+                                        CommandNode<BukkitBrigadierCommandSource> newCurrNode = newCurrArg.build();
+                                        currArg.addChild(newCurrNode);
+                                        currArg = newCurrNode;
+                                    }
+                                }
+                                if (!setExecution)
+                                {
+                                    newCurr.executes(context -> execute(stringMethodEntry.getValue(), context, arguments.keySet()));
+                                }
+                            }
+                            if (curr == null)
+                            {
+                                LiteralCommandNode<BukkitBrigadierCommandSource> temp = newCurr.build();
+                                parent.addChild(temp);
+                                curr = temp;
+                            }
+                            else
+                            {
+                                LiteralCommandNode<BukkitBrigadierCommandSource> temp = newCurr.build();
+                                curr.addChild(temp);
+                                curr = temp;
+                            }
+                        }
+                        builder.then(parent);
+                    }
+                    PlexLog.debug("Overall Builder: " + new GsonBuilder().setPrettyPrinting().disableHtmlEscaping().create().toJson(builder));
+                }
+
+                if (defaultMethod != null)
+                {
+                    LinkedList<RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?>> argumentBuilders = new LinkedList<>();
+                    LinkedHashMap<Parameter, RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?>> arguments = getArguments(defaultMethod);
+                    for (Map.Entry<Parameter, RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?>> parameterArgumentBuilderEntry : arguments.entrySet())
+                    {
+                        argumentBuilders.addLast(parameterArgumentBuilderEntry.getValue());
+                    }
+                    boolean setExecution = false;
+                    CommandNode<BukkitBrigadierCommandSource> parentArg = null;
+                    CommandNode<BukkitBrigadierCommandSource> currArg = null;
+                    while (!argumentBuilders.isEmpty())
+                    {
+                        if (parentArg == null)
+                        {
+                            RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?> newParent = argumentBuilders.removeFirst();
+                            if (argumentBuilders.isEmpty())
+                            {
+                                Method finalDefaultMethod = defaultMethod;
+                                newParent.executes(context -> execute(finalDefaultMethod, context, arguments.keySet()));
+                                setExecution = true;
+                            }
+                            parentArg = newParent.build();
+                            builder.then(parentArg);
+                            currArg = parentArg;
+                        }
+                        else
+                        {
+                            RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?> newCurrArg = argumentBuilders.removeFirst();
+                            if (argumentBuilders.isEmpty())
+                            {
+                                Method finalDefaultMethod1 = defaultMethod;
+                                newCurrArg.executes(context -> execute(finalDefaultMethod1, context, arguments.keySet()));
+                                setExecution = true;
+                            }
+                            CommandNode<BukkitBrigadierCommandSource> newCurrNode = newCurrArg.build();
+                            currArg.addChild(newCurrNode);
+                            currArg = newCurrNode;
+                        }
+                    }
+                    if (!setExecution)
+                    {
+                        Method finalDefaultMethod2 = defaultMethod;
+                        builder.executes(context -> execute(finalDefaultMethod2, context, arguments.keySet()));
+                    }
+                }
+
+                this.commandDispatcher.register(builder);
+            }
+
+            this.commandDispatcher.register(LiteralArgumentBuilder.<BukkitBrigadierCommandSource>literal("testing")
+                    .then(RequiredArgumentBuilder.<BukkitBrigadierCommandSource, Integer>argument("test0", IntegerArgumentType.integer())
+                            .then(RequiredArgumentBuilder.<BukkitBrigadierCommandSource, String>argument("test", StringArgumentType.word())
+                                    .then(RequiredArgumentBuilder.<BukkitBrigadierCommandSource, String>argument("test1", StringArgumentType.word())
+                                            .executes(context ->
+                                            {
+                                                send(context, context.getArgument("test", String.class));
+                                                send(context, context.getArgument("test1", String.class));
+                                                return 1;
+                                            })))));
+        }
+    }
+
+    public LiteralArgumentBuilder<BukkitBrigadierCommandSource> execute()
+    {
+        return LiteralArgumentBuilder.literal(this.getClass().getName().toLowerCase());
+    }
+
+    /**
+     * Gets a PlexPlayer from Player object
+     *
+     * @param player The player object
+     * @return PlexPlayer Object
+     * @see PlexPlayer
+     */
+    protected PlexPlayer getPlexPlayer(@NotNull Player player)
+    {
+        return DataUtils.getPlayer(player.getUniqueId());
+    }
+
+    protected void send(Audience audience, Component component)
+    {
+        audience.sendMessage(component);
+    }
+
+    /**
+     * Sends a message to an Audience
+     *
+     * @param audience The Audience to send the message to
+     * @param s        The message to send
+     */
+    protected void send(Audience audience, String s)
+    {
+        audience.sendMessage(componentFromString(s));
+    }
+
+    /**
+     * Sends a message to a CommandSender
+     *
+     * @param context The Command Context's sender to send the message to
+     * @param s       The message to send
+     */
+    protected void send(CommandContext<BukkitBrigadierCommandSource> context, String s)
+    {
+        context.getSource().getBukkitSender().sendMessage(componentFromString(s));
+    }
+
+    /**
+     * Sends a message to a CommandSender
+     *
+     * @param context   The Command Context's sender to send the message to
+     * @param component The Component to send
+     */
+    protected void send(CommandContext<BukkitBrigadierCommandSource> context, Component component)
+    {
+        context.getSource().getBukkitSender().sendMessage(component);
+    }
+
+    /**
+     * Converts a String to a MiniMessage Component
+     *
+     * @param s The String to convert
+     * @return A Kyori Component
+     */
+    protected Component mmString(String s)
+    {
+        return PlexUtils.mmDeserialize(s);
+    }
+
+    /**
+     * Converts a String to a legacy Kyori Component
+     *
+     * @param s The String to convert
+     * @return A Kyori component
+     */
+    protected Component componentFromString(String s)
+    {
+        return LegacyComponentSerializer.legacyAmpersand().deserialize(s).colorIfAbsent(NamedTextColor.GRAY);
+    }
+
+    /**
+     * Checks if a player is an admin
+     *
+     * @param plexPlayer The PlexPlayer object
+     * @return true if the player is an admin
+     * @see PlexPlayer
+     */
+    protected boolean isAdmin(PlexPlayer plexPlayer)
+    {
+        return Plex.get().getRankManager().isAdmin(plexPlayer);
+    }
+
+    /**
+     * Checks if a sender is an admin
+     *
+     * @param sender A command sender
+     * @return true if the sender is an admin or if console
+     */
+    protected boolean isAdmin(CommandSender sender)
+    {
+        if (!(sender instanceof Player player))
+        {
+            return true;
+        }
+        PlexPlayer plexPlayer = getPlexPlayer(player);
+        return plugin.getRankManager().isAdmin(plexPlayer);
+    }
+
+    /**
+     * Checks if a username is an admin
+     *
+     * @param name The username
+     * @return true if the username is an admin
+     */
+    protected boolean isAdmin(String name)
+    {
+        PlexPlayer plexPlayer = DataUtils.getPlayer(name);
+        return plugin.getRankManager().isAdmin(plexPlayer);
+    }
+
+    /**
+     * Checks if a sender is a senior admin
+     *
+     * @param sender A command sender
+     * @return true if the sender is a senior admin or if console
+     */
+    protected boolean isSeniorAdmin(CommandSender sender)
+    {
+        if (!(sender instanceof Player player))
+        {
+            return true;
+        }
+        PlexPlayer plexPlayer = getPlexPlayer(player);
+        return plugin.getRankManager().isSeniorAdmin(plexPlayer);
+    }
+
+    /**
+     * Gets the UUID of the sender
+     *
+     * @param sender A command sender
+     * @return A unique ID or null if the sender is console
+     * @see UUID
+     */
+    protected UUID getUUID(CommandSender sender)
+    {
+        if (!(sender instanceof Player player))
+        {
+            return null;
+        }
+        return player.getUniqueId();
+    }
+
+    private LinkedHashMap<Parameter, RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?>> getArguments(Method method)
+    {
+        LinkedHashMap<Parameter, RequiredArgumentBuilder<BukkitBrigadierCommandSource, ?>> result = new LinkedHashMap<>();
+        if (!method.canAccess(this))
+        {
+            method.setAccessible(true);
+        }
+        for (Parameter parameter : method.getParameters())
+        {
+            if (parameter.isAnnotationPresent(Argument.class))
+            {
+                Argument argument = parameter.getAnnotation(Argument.class);
+                if (String.class.isAssignableFrom(parameter.getType()))
+                {
+                    result.put(parameter, RequiredArgumentBuilder.argument(argument.value(), argument.argumentType() == StringArgumentType.StringType.SINGLE_WORD ? StringArgumentType.word() : StringArgumentType.greedyString()));
+                }
+                else if (int.class.isAssignableFrom(parameter.getType()))
+                {
+                    result.put(parameter, RequiredArgumentBuilder.argument(argument.value(), IntegerArgumentType.integer(argument.min() == Double.MIN_VALUE ? Integer.MIN_VALUE : (int) argument.min(), argument.max() == Double.MAX_VALUE ? Integer.MAX_VALUE : (int) argument.max())));
+                }
+                else if (double.class.isAssignableFrom(parameter.getType()))
+                {
+                    result.put(parameter, RequiredArgumentBuilder.argument(argument.value(), DoubleArgumentType.doubleArg(argument.min(), argument.max())));
+                }
+                else if (float.class.isAssignableFrom(parameter.getType()))
+                {
+                    result.put(parameter, RequiredArgumentBuilder.argument(argument.value(), FloatArgumentType.floatArg(argument.min() == Double.MIN_VALUE ? Float.MIN_VALUE : (int) argument.min(), argument.max() == Double.MAX_VALUE ? Float.MAX_VALUE : (int) argument.max())));
+                }
+                else if (boolean.class.isAssignableFrom(parameter.getType()))
+                {
+                    result.put(parameter, RequiredArgumentBuilder.argument(argument.value(), BoolArgumentType.bool()));
+                }
+                else if (long.class.isAssignableFrom(parameter.getType()))
+                {
+                    result.put(parameter, RequiredArgumentBuilder.argument(argument.value(), LongArgumentType.longArg(argument.min() == Double.MIN_VALUE ? Long.MIN_VALUE : (int) argument.min(), argument.max() == Double.MAX_VALUE ? Long.MAX_VALUE : (int) argument.max())));
+                }
+            }
+        }
+        return result;
+    }
+
+    private Object getArgument(Class<?> clazz, CommandContext<BukkitBrigadierCommandSource> context, String name)
+    {
+        if (String.class.isAssignableFrom(clazz))
+        {
+            return StringArgumentType.getString(context, name);
+        }
+        else if (int.class.isAssignableFrom(clazz))
+        {
+            return IntegerArgumentType.getInteger(context, name);
+        }
+        else if (double.class.isAssignableFrom(clazz))
+        {
+            return DoubleArgumentType.getDouble(context, name);
+        }
+        else if (float.class.isAssignableFrom(clazz))
+        {
+            return FloatArgumentType.getFloat(context, name);
+        }
+        else if (boolean.class.isAssignableFrom(clazz))
+        {
+            return BoolArgumentType.getBool(context, name);
+        }
+        else if (long.class.isAssignableFrom(clazz))
+        {
+            return LongArgumentType.getLong(context, name);
+        }
+        return null;
+    }
+
+    private int execute(Method method, CommandContext<BukkitBrigadierCommandSource> context, Set<Parameter> arguments)
+    {
+        if (method.isAnnotationPresent(CommandPermission.class))
+        {
+            String permission = method.getAnnotation(CommandPermission.class).value();
+            if (!context.getSource().getBukkitSender().hasPermission(permission))
+            {
+                send(context, PlexUtils.messageComponent("noPermissionNode", permission));
+                return 1;
+            }
+        }
+        try
+        {
+            List<Object> params = arguments
+                    .stream().map(bukkitBrigadierCommandSourceArgumentBuilder -> getArgument(bukkitBrigadierCommandSourceArgumentBuilder.getType(), context, bukkitBrigadierCommandSourceArgumentBuilder.getAnnotation(Argument.class).value())).toList();
+            LinkedList<Object> parameters = new LinkedList<>(params);
+//            parameters.addFirst(context.getSource().getBukkitSender());
+            if (method.isAnnotationPresent(CommandSource.class)) {
+                RequiredCommandSource commandSource = method.getAnnotation(CommandSource.class).value();
+                if (commandSource == RequiredCommandSource.IN_GAME) {
+                    if (!(context.getSource().getBukkitSender() instanceof Player player)) {
+                        send(context, PlexUtils.messageComponent("noPermissionConsole"));
+                        return 1;
+                    } else {
+                        parameters.addFirst(player);
+                    }
+                } else if (commandSource == RequiredCommandSource.CONSOLE) {
+                    if (context.getSource().getBukkitSender() instanceof Player) {
+                        send(context, PlexUtils.messageComponent("noPermissionInGame"));
+                        return 1;
+                    }
+                    parameters.addFirst(context.getSource().getBukkitSender());
+                } else {
+                    parameters.addFirst(context.getSource().getBukkitSender());
+                }
+            }
+            System.out.println(Arrays.toString(parameters.stream().map(Object::getClass).map(Class::getName).toArray()));
+            System.out.println(Arrays.toString(Arrays.stream(method.getParameterTypes()).map(Class::getName).toArray()));
+            method.invoke(this, parameters.toArray());
+            return 1;
+        }
+        catch (Exception e)
+        {
+            PlexLog.error(e.getMessage());
+            for (StackTraceElement stackTraceElement : e.getStackTrace())
+            {
+                PlexLog.error(stackTraceElement.toString());
+            }
+            return 0;
+        }
+    }
+
+    private Object getCraftServer()
+    {
+        String nmsVersion = Bukkit.getServer().getClass().getPackage().getName();
+        nmsVersion = nmsVersion.substring(nmsVersion.lastIndexOf('.') + 1);
+        try
+        {
+            Class<?> craftServer = Class.forName("org.bukkit.craftbukkit." + nmsVersion + ".CraftServer");
+            return craftServer.cast(Bukkit.getServer());
+        }
+        catch (ClassNotFoundException e)
+        {
+            throw new RuntimeException(e);
+        }
+    }
+}

server/src/main/java/dev/plex/command/annotation/Argument.java

@@ -0,0 +1,24 @@
+package dev.plex.command.annotation;
+
+import com.mojang.brigadier.arguments.StringArgumentType;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * @author Taah
+ * @since 4:31 AM [08-07-2023]
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.PARAMETER)
+public @interface Argument
+{
+    String value();
+
+    StringArgumentType.StringType argumentType() default StringArgumentType.StringType.SINGLE_WORD;
+
+    double min() default Double.MIN_VALUE;
+    double max() default Double.MAX_VALUE;
+}

server/src/main/java/dev/plex/command/annotation/CommandName.java

@@ -0,0 +1,18 @@
+package dev.plex.command.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * @author Taah
+ * @since 4:54 PM [07-07-2023]
+ */
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.TYPE)
+public @interface CommandName
+{
+    String[] value();
+}

server/src/main/java/dev/plex/command/annotation/CommandPermission.java

@@ -0,0 +1,18 @@
+package dev.plex.command.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * @author Taah
+ * @since 4:54 PM [07-07-2023]
+ */
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.METHOD)
+public @interface CommandPermission
+{
+    String value();
+}

server/src/main/java/dev/plex/command/annotation/CommandSource.java

@@ -0,0 +1,19 @@
+package dev.plex.command.annotation;
+
+import dev.plex.command.source.RequiredCommandSource;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * @author Taah
+ * @since 7:08 AM [09-07-2023]
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.METHOD)
+public @interface CommandSource
+{
+    RequiredCommandSource value() default RequiredCommandSource.ANY;
+}

server/src/main/java/dev/plex/command/annotation/Default.java

@@ -0,0 +1,17 @@
+package dev.plex.command.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * @author Taah
+ * @since 4:54 PM [07-07-2023]
+ */
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.METHOD)
+public @interface Default
+{
+}

server/src/main/java/dev/plex/command/annotation/SubCommand.java

@@ -0,0 +1,18 @@
+package dev.plex.command.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * @author Taah
+ * @since 4:46 PM [07-07-2023]
+ */
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.METHOD)
+public @interface SubCommand
+{
+    String value();
+}

server/src/main/java/dev/plex/command/impl/PlexCMD.java

@@ -29,6 +29,9 @@ import java.util.stream.Collectors;
 @CommandParameters(name = "plex", usage = "/<command> [reload | redis | modules [reload]]", description = "Show information about Plex or reload it")
 public class PlexCMD extends PlexCommand
 {
+    public PlexCMD() {
+        super(false);
+    }
     // Don't modify this command
     @Override
     protected Component execute(@NotNull CommandSender sender, @Nullable Player playerSender, String[] args)
@@ -73,14 +76,7 @@ public class PlexCMD extends PlexCommand
         else if (args[0].equalsIgnoreCase("redis"))
         {
             checkRank(sender, Rank.SENIOR_ADMIN, "plex.redis");
-            if (!plugin.getRedisConnection().isEnabled())
+
-            {
-                throw new CommandFailException("&cRedis is not enabled.");
-            }
-            plugin.getRedisConnection().getJedis().set("test", "123");
-            send(sender, "Set test to 123. Now outputting key test...");
-            send(sender, plugin.getRedisConnection().getJedis().get("test"));
-            plugin.getRedisConnection().getJedis().close();
             return null;
         }
         else if (args[0].equalsIgnoreCase("modules"))

server/src/main/java/dev/plex/command/impl/brigadier/AdminChatCMD.java

@@ -0,0 +1,31 @@
+package dev.plex.command.impl.brigadier;
+
+import dev.plex.cache.DataUtils;
+import dev.plex.command.PlexBrigadierCommand;
+import dev.plex.command.annotation.CommandName;
+import dev.plex.command.annotation.CommandPermission;
+import dev.plex.command.annotation.CommandSource;
+import dev.plex.command.annotation.Default;
+import dev.plex.command.source.RequiredCommandSource;
+import dev.plex.player.PlexPlayer;
+import org.apache.commons.lang3.BooleanUtils;
+import org.bukkit.entity.Player;
+
+import static dev.plex.util.PlexUtils.messageComponent;
+
+/**
+ * @author Taah
+ * @since 6:54 AM [09-07-2023]
+ */
+@CommandName({"adminchat", "o", "sc", "ac", "staffchat"})
+public class AdminChatCMD extends PlexBrigadierCommand
+{
+    @Default
+    @CommandPermission("plex.adminchat")
+    @CommandSource(RequiredCommandSource.IN_GAME)
+    public void toggle(Player sender) {
+        PlexPlayer player = DataUtils.getPlayer(sender.getUniqueId());
+        player.setStaffChat(!player.isStaffChat());
+        send(sender, messageComponent("adminChatToggled", BooleanUtils.toStringOnOff(player.isStaffChat())));
+    }
+}

server/src/main/java/dev/plex/command/impl/brigadier/PlexBrigadierCMD.java

@@ -0,0 +1,90 @@
+package dev.plex.command.impl.brigadier;
+
+import com.mojang.brigadier.arguments.StringArgumentType;
+import dev.plex.command.PlexBrigadierCommand;
+import dev.plex.command.annotation.*;
+import dev.plex.command.exception.CommandFailException;
+import dev.plex.module.PlexModule;
+import dev.plex.module.PlexModuleFile;
+import dev.plex.util.BuildInfo;
+import dev.plex.util.TimeUtils;
+import org.apache.commons.lang3.StringUtils;
+import org.bukkit.command.CommandSender;
+
+import java.util.stream.Collectors;
+
+/**
+ * @author Taah
+ * @since 3:46 PM [07-07-2023]
+ */
+@CommandName({"plex", "pplexx"})
+public class PlexBrigadierCMD extends PlexBrigadierCommand
+{
+    @SubCommand("reload")
+    @CommandPermission("plex.reload")
+    public void reloadPlex(CommandSender sender)
+    {
+        plugin.config.load();
+        send(sender, "Reloaded config file");
+        plugin.messages.load();
+        send(sender, "Reloaded messages file");
+        plugin.indefBans.load(false);
+        plugin.getPunishmentManager().mergeIndefiniteBans();
+        send(sender, "Reloaded indefinite bans");
+        plugin.commands.load();
+        send(sender, "Reloaded blocked commands file");
+        plugin.getRankManager().importDefaultRanks();
+        send(sender, "Imported ranks");
+        plugin.setSystem(plugin.config.getString("system"));
+        if (plugin.getSystem().equalsIgnoreCase("permissions") && !plugin.getServer().getPluginManager().isPluginEnabled("Vault"))
+        {
+            throw new RuntimeException("Vault is required to run on the server if you use permissions!");
+        }
+        plugin.getServiceManager().endServices();
+        plugin.getServiceManager().startServices();
+        send(sender, "Restarted services.");
+        TimeUtils.TIMEZONE = plugin.config.getString("server.timezone");
+        send(sender, "Set timezone to: " + TimeUtils.TIMEZONE);
+        send(sender, "Plex successfully reloaded.");
+    }
+
+    @SubCommand("redis")
+    @CommandPermission("plex.redis")
+    public void testRedis(CommandSender sender)
+    {
+        if (!plugin.getRedisConnection().isEnabled())
+        {
+            throw new CommandFailException("&cRedis is not enabled.");
+        }
+        plugin.getRedisConnection().getJedis().set("test", "123");
+        send(sender, "Set test to 123. Now outputting key test...");
+        send(sender, plugin.getRedisConnection().getJedis().get("test"));
+        plugin.getRedisConnection().getJedis().close();
+    }
+
+    @SubCommand("modules")
+    @CommandPermission("plex.modules")
+    public void viewModules(CommandSender sender)
+    {
+        send(sender, mmString("<gold>Modules (" + plugin.getModuleManager().getModules().size() + "): <yellow>" + StringUtils.join(plugin.getModuleManager().getModules().stream().map(PlexModule::getPlexModuleFile).map(PlexModuleFile::getName).collect(Collectors.toList()), ", ")));
+    }
+
+    @SubCommand("modules reload")
+    @CommandPermission("plex.modules.reload")
+    public void reloadModules(CommandSender sender)
+    {
+        plugin.getModuleManager().reloadModules();
+        send(sender, mmString("<green>All modules reloaded!"));
+    }
+
+    @Default
+    public void defaultCommand(CommandSender sender)
+    {
+        send(sender, mmString("<light_purple>Plex - A new freedom plugin."));
+        send(sender, mmString("<light_purple>Plugin version: <gold>" + plugin.getPluginMeta().getVersion() + " #" + BuildInfo.getNumber() + " <light_purple>Git: <gold>" + BuildInfo.getHead()));
+        send(sender, mmString("<light_purple>Authors: <gold>Telesphoreo, Taahh"));
+        send(sender, mmString("<light_purple>Built by: <gold>" + BuildInfo.getAuthor() + " <light_purple>on <gold>" + BuildInfo.getDate()));
+        send(sender, mmString("<light_purple>Run <gold>/plex modules <light_purple>to see a list of modules."));
+        plugin.getUpdateChecker().getUpdateStatusMessage(sender, true, 2);
+    }
+}

server/src/main/java/dev/plex/util/ReflectionsUtil.java

@@ -5,6 +5,8 @@ import com.google.common.reflect.ClassPath;
 import dev.plex.Plex;
 
 import java.io.IOException;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashSet;
@@ -54,4 +56,31 @@ public class ReflectionsUtil
         });
         return Collections.unmodifiableSet(classes);
     }
+
+    public static void callVoid(Object obj, String function, Object... params) {
+        try
+        {
+            Method method = obj.getClass().getMethod(function, Arrays.stream(params).map(Object::getClass).toArray(Class[]::new));
+            method.setAccessible(true);
+            method.invoke(obj, params);
+        }
+        catch (NoSuchMethodException | InvocationTargetException | IllegalAccessException e)
+        {
+            throw new RuntimeException(e);
+        }
+    }
+
+    public static <T> T callFunction(Object obj, String function, Object... params) {
+        try
+        {
+            Method method = obj.getClass().getMethod(function, Arrays.stream(params).map(Object::getClass).toArray(Class[]::new));
+            method.setAccessible(true);
+            return (T) method.invoke(obj, params);
+        }
+        catch (NoSuchMethodException | InvocationTargetException | IllegalAccessException e)
+        {
+            throw new RuntimeException(e);
+        }
+    }
+
 }