From 0ddd63e1fbd7ba2d5a4460b899b9e49f89a80fc9 Mon Sep 17 00:00:00 2001
From: The Matty <mattymatty@freemails.it>
Date: Fri, 12 Nov 2021 11:32:49 +0100
Subject: [PATCH] V 1.6.1 - BETA-1.6.5 Working BackPort

---
 build.properties                              |  4 +--
 .../java/com/carpet_shadow/CarpetShadow.java  | 12 +++++++-
 .../mixins/general/ScreenHandlerMixin.java    | 30 +++++++++++++++----
 src/main/resources/fabric.mod.json            |  6 ++--
 4 files changed, 41 insertions(+), 11 deletions(-)

diff --git a/build.properties b/build.properties
index 3034467..55d19d9 100644
--- a/build.properties
+++ b/build.properties
@@ -1,3 +1,3 @@
-#Thu Nov 11 21:11:45 CET 2021
+#Fri Nov 12 11:24:53 CET 2021
 mod_version=1.6.1
-mod_buildnumber=4
+mod_buildnumber=5
diff --git a/src/main/java/com/carpet_shadow/CarpetShadow.java b/src/main/java/com/carpet_shadow/CarpetShadow.java
index 2afe8e1..3f426fb 100644
--- a/src/main/java/com/carpet_shadow/CarpetShadow.java
+++ b/src/main/java/com/carpet_shadow/CarpetShadow.java
@@ -3,6 +3,7 @@
 import carpet.CarpetExtension;
 import carpet.CarpetServer;
 import com.carpet_shadow.utility.RandomString;
+import net.fabricmc.api.ClientModInitializer;
 import net.fabricmc.api.ModInitializer;
 import net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents;
 import net.minecraft.item.ItemStack;
@@ -12,7 +13,7 @@
 import java.lang.ref.WeakReference;
 import java.util.HashMap;
 
-public class CarpetShadow implements CarpetExtension, ModInitializer {
+public class CarpetShadow implements CarpetExtension, ModInitializer, ClientModInitializer {
     public static final HashMap<String, WeakReference<ItemStack>> shadowMap = new HashMap<>();
     public static final Logger LOGGER = LogManager.getLogger("carpet-shadow");
     public static RandomString shadow_id_generator = new RandomString(CarpetShadowSettings.shadowItemIdSize);
@@ -32,4 +33,13 @@ public void onInitialize() {
             shadowMap.clear();
         }));
     }
+
+    @Override
+    public void onInitializeClient() {
+        CarpetServer.manageExtension(new CarpetShadow());
+        LOGGER.info("Carpet Shadow Loading!");
+        ServerLifecycleEvents.SERVER_STOPPED.register((server -> {
+            shadowMap.clear();
+        }));
+    }
 }
diff --git a/src/main/java/com/carpet_shadow/mixins/general/ScreenHandlerMixin.java b/src/main/java/com/carpet_shadow/mixins/general/ScreenHandlerMixin.java
index e2913e5..9ed81fa 100644
--- a/src/main/java/com/carpet_shadow/mixins/general/ScreenHandlerMixin.java
+++ b/src/main/java/com/carpet_shadow/mixins/general/ScreenHandlerMixin.java
@@ -21,9 +21,9 @@
 public abstract class ScreenHandlerMixin {
 
     @Redirect(method = "method_30010",
-            at = @At(value = "INVOKE", target = "Lnet/minecraft/screen/slot/Slot;setStack(Lnet/minecraft/item/ItemStack;)V", ordinal = 0),
+            at = @At(value = "INVOKE", target = "Lnet/minecraft/screen/slot/Slot;setStack(Lnet/minecraft/item/ItemStack;)V",ordinal = 2),
             slice = @Slice(
-                    from = @At(value = "INVOKE", target = "Lnet/minecraft/screen/slot/Slot;getMaxItemCount(Lnet/minecraft/item/ItemStack;)I", ordinal = 3)),
+                    from = @At(value = "FIELD", target = "Lnet/minecraft/screen/slot/SlotActionType;SWAP:Lnet/minecraft/screen/slot/SlotActionType;")),
             require = 0)
     private void handle_shadowing(Slot instance, ItemStack stack) {
         try {
@@ -38,11 +38,29 @@ private void handle_shadowing(Slot instance, ItemStack stack) {
                 CarpetShadow.shadowMap.put(shadow_id, new WeakReference<>(stack));
                 ((ShadowItem) (Object) stack).setShadowId(shadow_id);
             }
-            if (CarpetShadowSettings.shadowItemPersistence) {
-                throw new ShadowingException();
-            } else {
-                throw error;
+            throw error;
+        }
+    }
+
+    @Redirect(method = "method_30010",
+            at = @At(value = "INVOKE", target = "Lnet/minecraft/screen/slot/Slot;setStack(Lnet/minecraft/item/ItemStack;)V",ordinal = 4),
+            slice = @Slice(
+                    from = @At(value = "FIELD", target = "Lnet/minecraft/screen/slot/SlotActionType;SWAP:Lnet/minecraft/screen/slot/SlotActionType;")),
+            require = 0)
+    private void handle_shadowing2(Slot instance, ItemStack stack) {
+        try {
+            instance.setStack(stack);
+        } catch (Throwable error) {
+            CarpetShadow.LOGGER.warn("New Shadow Item Created");
+            String shadow_id = ((ShadowItem) (Object) stack).getShadowId();
+            if (shadow_id == null) {
+                do {
+                    shadow_id = CarpetShadow.shadow_id_generator.nextString();
+                } while (CarpetShadow.shadowMap.containsKey(shadow_id));
+                CarpetShadow.shadowMap.put(shadow_id, new WeakReference<>(stack));
+                ((ShadowItem) (Object) stack).setShadowId(shadow_id);
             }
+            throw error;
         }
     }
 //
diff --git a/src/main/resources/fabric.mod.json b/src/main/resources/fabric.mod.json
index c89dfb2..e0a2d6a 100644
--- a/src/main/resources/fabric.mod.json
+++ b/src/main/resources/fabric.mod.json
@@ -14,7 +14,9 @@
   "entrypoints": {
     "main": [
       "com.carpet_shadow.CarpetShadow"
-    ]
+    ],
+    "client": [],
+    "server": []
   },
   "mixins": [
     "carpet-shadow.mixins.json"
@@ -22,7 +24,7 @@
   "depends": {
     "fabricloader": ">=0.11.7",
     "fabric": ">=0.11.0",
-    "carpet": ">=1.4.52",
+    "carpet": ">=1.4.44",
     "minecraft": "1.16.5"
   },
   "suggests": {