Update this to Plex 1.4

src/main/java/dev/plex/extras/command/slime/SlimeManagerCommand.java

@@ -0,0 +1,101 @@
+package dev.plex.extras.command.slime;
+
+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.extras.TFMExtras;
+
+import dev.plex.util.PlexLog;
+import dev.plex.util.PlexUtils;
+import io.papermc.paper.threadedregions.scheduler.ScheduledTask;
+import net.kyori.adventure.text.Component;
+import org.apache.commons.lang3.StringUtils;
+import org.bukkit.Bukkit;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * @author Taah
+ * @since 7:11 PM [24-08-2023]
+ */
+
+@CommandParameters(name = "slimemanager", usage = "/<command> <delete | list> [world | all]", description = "Manages the slime worlds handled by the plugin")
+@CommandPermissions(source = RequiredCommandSource.CONSOLE, permission = "plex.tfmextras.slimemanager")
+public class SlimeManagerCommand extends PlexCommand
+{
+    private ScheduledTask task = null;
+
+    @Override
+    protected Component execute(@NotNull CommandSender sender, @Nullable Player player, @NotNull String[] args)
+    {
+        if (args.length == 0)
+        {
+            return usage();
+        }
+        try
+        {
+            if (args[0].equalsIgnoreCase("delete"))
+            {
+                if (args.length != 2)
+                {
+                    return usage("/slimemanager delete <world | all>");
+                }
+                String argument = args[1];
+                if (TFMExtras.getModule().getSlimeWorldHook().getLoader().listWorlds().isEmpty())
+                {
+                    return mmString("<red>There are currently no loaded worlds.");
+                }
+                else if (!argument.equalsIgnoreCase("all") && TFMExtras.getModule().getSlimeWorldHook().getLoader().listWorlds().stream().noneMatch(s -> s.equalsIgnoreCase(argument)))
+                {
+                    return mmString("<red>There is no world called " + argument);
+                }
+                if (task != null)
+                {
+                    if (argument.equalsIgnoreCase("all"))
+                    {
+                        TFMExtras.getModule().getSlimeWorldHook().getLoader().listWorlds().forEach(s ->
+                                TFMExtras.getModule().getSlimeWorldHook().deleteWorld(s));
+                        if (task != null && !task.isCancelled())
+                        {
+                            task.cancel();
+                            task = null;
+                        }
+                        return mmString("<green>Successfully permanently deleted all slime module loaded worlds!");
+                    }
+                    else
+                    {
+                        TFMExtras.getModule().getSlimeWorldHook().deleteWorld(argument);
+                        if (task != null && !task.isCancelled())
+                        {
+                            task.cancel();
+                            task = null;
+                        }
+                        return mmString("<green>Successfully permanently deleted the world <dark_green>" + argument);
+                    }
+                }
+                else
+                {
+                    task = Bukkit.getGlobalRegionScheduler().runDelayed(plugin, scheduledTask ->
+                    {
+                        this.task = null;
+                        sender.sendMessage(PlexUtils.mmDeserialize("<red>You did not confirm the deletion in time!"));
+                    }, 10 * 20L);
+                    return mmString("<green>Run this command again to confirm deletion.");
+                }
+            }
+            else if (args[0].equalsIgnoreCase("list"))
+            {
+                return mmString("<blue>Current worlds: <white>" + StringUtils.join(TFMExtras.getModule().getSlimeWorldHook().getLoader().listWorlds(), ", "));
+            }
+        }
+        catch (Exception e)
+        {
+            PlexLog.debug("{0}: {1}", e.getClass().getName(), e.getMessage());
+            return null;
+        }
+        return null;
+    }
+}