Anvil input and relocation detection fixes (#791)

Author: CrazyDev05

inventory-framework-anvil-input/src/main/java/me/devnatan/inventoryframework/AnvilInputNMS.java

@@ -40,6 +40,7 @@ class AnvilInputNMS {
     private static final MethodHandle SET_PLAYER_ACTIVE_CONTAINER;
     private static final MethodHandle ADD_CONTAINER_SLOT_LISTENER;
     private static final MethodHandle INIT_MENU;
+	private static final MethodHandle GET_TOP_INVENTORY;
 
     // FIELDS
     private static final MethodHandle CONTAINER_CHECK_REACHABLE;
@@ -73,6 +74,8 @@ class AnvilInputNMS {
             ADD_CONTAINER_SLOT_LISTENER = getMethod(
                     CONTAINER, "a", MethodType.methodType(void.class, getNMSClass("world.inventory.ICrafting")));
             INIT_MENU = getMethod(ENTITY_PLAYER, "a", MethodType.methodType(void.class, CONTAINER));
+
+			GET_TOP_INVENTORY = getMethod(InventoryView.class, "getTopInventory", MethodType.methodType(Inventory.class));
         } catch (Exception exception) {
             throw new RuntimeException(
                     "Unsupported version for Anvil Input feature: " + ReflectionUtils.getVersionInformation(),
@@ -92,8 +95,7 @@ public static Inventory open(Player player, Object title, String initialInput) {
             final Object anvilContainer = ANVIL_CONSTRUCTOR.invoke(windowId, GET_PLAYER_INVENTORY.invoke(entityPlayer));
             CONTAINER_CHECK_REACHABLE.invoke(anvilContainer, false);
 
-            final AnvilInventory inventory = (AnvilInventory)
-                    ((InventoryView) InventoryUpdate.getBukkitView.invoke(anvilContainer)).getTopInventory();
+            final AnvilInventory inventory = (AnvilInventory) GET_TOP_INVENTORY.invoke(InventoryUpdate.getBukkitView.invoke(anvilContainer));
 
             inventory.setMaximumRepairCost(0);
 

inventory-framework-platform-bukkit/src/main/java/me/devnatan/inventoryframework/ViewFrame.java

@@ -15,7 +15,6 @@
 import me.devnatan.inventoryframework.feature.FeatureInstaller;
 import me.devnatan.inventoryframework.internal.BukkitElementFactory;
 import me.devnatan.inventoryframework.internal.PlatformUtils;
-import me.devnatan.inventoryframework.runtime.InventoryFramework;
 import me.devnatan.inventoryframework.runtime.thirdparty.Metrics;
 import org.bukkit.entity.Player;
 import org.bukkit.plugin.Plugin;
@@ -28,7 +27,7 @@ public class ViewFrame extends IFViewFrame<ViewFrame, View> {
 
     private static final String BSTATS_SYSTEM_PROP = "inventory-framework.enable-bstats";
     private static final int BSTATS_PROJECT_ID = 15518;
-    private static final String PLUGIN_FQN = InventoryFramework.class.getName();
+    private static final String PLUGIN_FQN = "me#devnatan#inventoryframework#runtime#InventoryFramework";
 
     private static final String RELOCATION_MESSAGE =
             "Inventory Framework is running as a shaded non-relocated library. It's extremely recommended that "
@@ -270,7 +269,7 @@ private void checkRelocationIssues() {
                 getOwner().getServer().getPluginManager().isPluginEnabled("InventoryFramework");
         boolean isLibraryPresent = false;
         try {
-            Class.forName(PLUGIN_FQN);
+            Class.forName(PLUGIN_FQN.replace('#', '.'));
             isLibraryPresent = true;
         } catch (ClassNotFoundException ignored) {
         }