- Add command and listener support

src/main/java/dev/plex/module/ModuleManager.java

@@ -89,11 +89,18 @@ public class ModuleManager {
     public void disableModules() {
         this.modules.forEach(module -> {
             PlexLog.log("Disabling module " + module.getPlexModuleFile().getName() + " with version " + module.getPlexModuleFile().getVersion());
+            module.getCommands().stream().toList().forEach(plexCommand -> {
+                module.unregisterCommand(plexCommand);
+                Plex.get().getServer().getCommandMap().getKnownCommands().remove(plexCommand.getName());
+                plexCommand.getAliases().forEach(alias -> Plex.get().getServer().getCommandMap().getKnownCommands().remove(alias));
+            });
+            module.getListeners().forEach(module::unregisterListener);
             module.disable();
         });
     }
 
     public void unloadModules() {
+        this.disableModules();
         this.modules.forEach(module -> {
             try {
                 ((URLClassLoader)module.getClass().getClassLoader()).close();

src/main/java/dev/plex/module/PlexModule.java

@@ -1,18 +1,31 @@
 package dev.plex.module;
 
+import com.google.common.collect.Lists;
 import dev.plex.Plex;
+import dev.plex.command.PlexCommand;
+import dev.plex.listener.PlexListener;
 import lombok.AccessLevel;
 import lombok.Getter;
 import lombok.Setter;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.bukkit.event.HandlerList;
 
 import java.io.File;
+import java.util.List;
+import java.util.Locale;
+import java.util.stream.Collectors;
 
 @Getter
 @Setter(AccessLevel.MODULE)
 public abstract class PlexModule
 {
+    @Getter(AccessLevel.MODULE)
+    private final List<PlexCommand> commands = Lists.newArrayList();
+
+    @Getter(AccessLevel.MODULE)
+    private final List<PlexListener> listeners = Lists.newArrayList();
+
     private Plex plex;
     private PlexModuleFile plexModuleFile;
     private File dataFolder;
@@ -23,4 +36,30 @@ public abstract class PlexModule
     public void enable() {}
 
     public void disable() {}
+
+    public void registerListener(PlexListener listener)
+    {
+        listeners.add(listener);
+    }
+
+    public void unregisterListener(PlexListener listener)
+    {
+        listeners.remove(listener);
+        HandlerList.unregisterAll(listener);
+    }
+
+    public void registerCommand(PlexCommand command)
+    {
+        commands.add(command);
+    }
+
+    public void unregisterCommand(PlexCommand command)
+    {
+        commands.remove(command);
+    }
+
+    public PlexCommand getCommand(String name)
+    {
+        return commands.stream().filter(plexCommand -> plexCommand.getName().equalsIgnoreCase(name) || plexCommand.getAliases().stream().map(String::toLowerCase).toList().contains(name.toLowerCase(Locale.ROOT))).findFirst().orElse(null);
+    }
 }