clean up prototype code

src/main/java/me/youhavetrouble/standin/StandIn.java

@@ -1,30 +1,40 @@
 package me.youhavetrouble.standin;
 
+import me.youhavetrouble.standin.entity.ArmorStandHandler;
+import me.youhavetrouble.standin.entity.EntityHandler;
+import me.youhavetrouble.standin.entity.MannequinHandler;
 import me.youhavetrouble.standin.stand.StandinInteractionListener;
 import org.bukkit.NamespacedKey;
-import org.bukkit.permissions.Permission;
-import org.bukkit.permissions.PermissionDefault;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.EntityType;
 import org.bukkit.plugin.java.JavaPlugin;
 
-import java.util.List;
+import javax.annotation.Nullable;
+import java.util.HashMap;
+import java.util.Map;
 
 @SuppressWarnings("UnstableApiUsage")
 public final class StandIn extends JavaPlugin {
 
     public static final NamespacedKey KEY = new NamespacedKey("stand-in", "stand-in");
 
+    private final Map<EntityType, EntityHandler<? extends Entity>> entityHandlers = new HashMap<>();
+
     @Override
     public void onEnable() {
-
-        getServer().getPluginManager().addPermissions(
-                List.of(
-                        new Permission("standin.edit.armor_stand", PermissionDefault.OP),
-                        new Permission("standin.edit.mannequin", PermissionDefault.OP)
-                )
-        );
-
+        entityHandlers.put(EntityType.ARMOR_STAND, new ArmorStandHandler());
+        entityHandlers.put(EntityType.MANNEQUIN, new MannequinHandler());
 
         getServer().getPluginManager().registerEvents(new StandinInteractionListener(), this);
     }
 
+    /**
+     * Gets entity handler for given entity class
+     * @param entityType entity type to get handler for
+     * @return Entity handler or null
+     */
+    public @Nullable EntityHandler<? extends Entity> getEntityHandler(EntityType entityType) {
+        return entityHandlers.get(entityType);
+    }
+
 }