Move Plex to API-driven plugin and fix NoClassDefFoundError on startup

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

@@ -0,0 +1,103 @@
+package dev.plex.command.impl;
+
+import dev.plex.command.PlexCommand;
+import dev.plex.command.annotation.CommandParameters;
+import dev.plex.command.annotation.CommandPermissions;
+import dev.plex.command.source.RequiredCommandSource;
+import dev.plex.rank.enums.Rank;
+import dev.plex.util.PlexUtils;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.LinkedList;
+import java.util.List;
+import net.kyori.adventure.text.Component;
+import org.bukkit.Bukkit;
+import org.bukkit.World;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.EntityType;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+@CommandPermissions(level = Rank.ADMIN, permission = "plex.entitywipe", source = RequiredCommandSource.ANY)
+@CommandParameters(name = "entitywipe", description = "Remove various server entities that may cause lag, such as dropped items, minecarts, and boats.", usage = "/<command> [name]", aliases = "ew,rd")
+public class EntityWipeCMD extends PlexCommand
+{
+    @Override
+    protected Component execute(@NotNull CommandSender sender, @Nullable Player playerSender, @NotNull String[] args)
+    {
+        List<String> entityBlacklist = plugin.config.getStringList("entitywipe_list");
+
+        List<String> entityWhitelist = new LinkedList<>(Arrays.asList(args));
+
+        EntityType[] entityTypes = EntityType.values();
+        entityWhitelist.removeIf(name ->
+        {
+            boolean res = Arrays.stream(entityTypes).noneMatch(entityType -> name.equalsIgnoreCase(entityType.name()));
+            if (res)
+            {
+                sender.sendMessage(messageComponent("invalidEntityType", name));
+            }
+            return res;
+        });
+
+        boolean useBlacklist = args.length == 0;
+
+        HashMap<String, Integer> entityCounts = new HashMap<>();
+
+        for (World world : Bukkit.getWorlds())
+        {
+            for (Entity entity : world.getEntities())
+            {
+                if (entity.getType() != EntityType.PLAYER)
+                {
+                    String type = entity.getType().name();
+
+                    if (useBlacklist ? entityBlacklist.stream().noneMatch(entityName -> entityName.equalsIgnoreCase(type)) : entityWhitelist.stream().anyMatch(entityName -> entityName.equalsIgnoreCase(type)))
+                    {
+                        entity.remove();
+
+                        entityCounts.put(type, entityCounts.getOrDefault(type, 0) + 1);
+                    }
+                }
+            }
+        }
+
+        int entityCount = entityCounts.values().stream().mapToInt(a -> a).sum();
+
+        if (useBlacklist)
+        {
+            PlexUtils.broadcast(messageComponent("removedEntities", sender.getName(), entityCount));
+        }
+        else
+        {
+            if (entityCount == 0)
+            {
+                sender.sendMessage(messageComponent("noRemovedEntities"));
+                return null;
+            }
+            String list = String.join(", ", entityCounts.keySet());
+            list = list.replaceAll("(, )(?!.*\1)", (list.indexOf(", ") == list.lastIndexOf(", ") ? "" : ",") + " and ");
+            PlexUtils.broadcast(messageComponent("removedEntitiesOfTypes", sender.getName(), entityCount, list));
+        }
+        return null;
+    }
+
+    public @NotNull List<String> tabComplete(@NotNull CommandSender sender, @NotNull String alias, @NotNull String[] args) throws IllegalArgumentException
+    {
+        List<String> entities = new ArrayList<>();
+        for (World world : Bukkit.getWorlds())
+        {
+            for (Entity entity : world.getEntities())
+            {
+                if (entity.getType() != EntityType.PLAYER)
+                {
+                    entities.add(entity.getType().name());
+                }
+            }
+        }
+        return entities.stream().toList();
+    }
+}