From 34e81368b16ca4bc926bfc9e21c4ccbfb90bfed6 Mon Sep 17 00:00:00 2001
From: beisenser <beisen520@163.com>
Date: Thu, 8 Jan 2026 16:58:26 +0800
Subject: [PATCH] =?UTF-8?q?=E9=93=81=E7=A0=A7=E5=8F=AF=E4=BB=A5=E5=BD=A9?=
 =?UTF-8?q?=E8=89=B2=E5=91=BD=E5=90=8D?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../cn/revaria/chatplus/mixin/AnvilMixin.java | 42 +++++++++++++++++++
 .../cn/revaria/chatplus/mixin/ChatMixin.java  |  1 +
 .../chatplus/util/TextStyleFormatter.java     | 14 ++++++-
 src/main/resources/chat-plus.mixins.json      |  1 +
 4 files changed, 57 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/cn/revaria/chatplus/mixin/AnvilMixin.java

diff --git a/src/main/java/cn/revaria/chatplus/mixin/AnvilMixin.java b/src/main/java/cn/revaria/chatplus/mixin/AnvilMixin.java
new file mode 100644
index 0000000..3f35a97
--- /dev/null
+++ b/src/main/java/cn/revaria/chatplus/mixin/AnvilMixin.java
@@ -0,0 +1,42 @@
+package cn.revaria.chatplus.mixin;
+
+import net.minecraft.screen.AnvilScreenHandler;
+import net.minecraft.screen.Property;
+import net.minecraft.screen.ScreenHandler;
+import net.minecraft.screen.ScreenHandlerType;
+import org.jetbrains.annotations.Nullable;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import static cn.revaria.chatplus.util.TextStyleFormatter.applySimpleStyle;
+
+@Mixin(AnvilScreenHandler.class)
+public abstract class AnvilMixin extends ScreenHandler {
+	@Shadow
+	@Nullable
+	private String newItemName;
+
+	@Shadow
+	@Final
+	private Property levelCost;
+
+	protected AnvilMixin(@Nullable ScreenHandlerType<?> type, int syncId) {
+		super(type, syncId);
+	}
+
+	@Inject(method = "updateResult", at = @At(value = "INVOKE", target = "Lnet/minecraft/item/ItemStack;isEmpty()Z", ordinal = 0))
+	private void applyColorToName(CallbackInfo ci) {
+		if (this.newItemName != null && !this.newItemName.isEmpty()) {
+			String formattedName = applySimpleStyle(this.newItemName);
+			if (!formattedName.equals(this.newItemName)) {
+				this.newItemName = formattedName;
+				// In some versions, we might need to ensure the level cost is updated or the result is recalculated.
+				// But usually, modifying newItemName before the result item is constructed is enough.
+			}
+		}
+	}
+}
diff --git a/src/main/java/cn/revaria/chatplus/mixin/ChatMixin.java b/src/main/java/cn/revaria/chatplus/mixin/ChatMixin.java
index b557078..ccae1af 100644
--- a/src/main/java/cn/revaria/chatplus/mixin/ChatMixin.java
+++ b/src/main/java/cn/revaria/chatplus/mixin/ChatMixin.java
@@ -41,3 +41,4 @@ public abstract class ChatMixin {
 	}
 	#endif
 }
+// 拦截玩家发送的聊天数据包，在消息发送前将其中的 & 颜色代码和 [item] 占位符替换为 Minecraft 内部的文本样式组件。
\ No newline at end of file
diff --git a/src/main/java/cn/revaria/chatplus/util/TextStyleFormatter.java b/src/main/java/cn/revaria/chatplus/util/TextStyleFormatter.java
index f932bda..1109007 100644
--- a/src/main/java/cn/revaria/chatplus/util/TextStyleFormatter.java
+++ b/src/main/java/cn/revaria/chatplus/util/TextStyleFormatter.java
@@ -76,5 +76,17 @@ public class TextStyleFormatter {
 		}
 
 		return finalText;
+		}
+	
+		/**
+		 * Simple style application that only replaces color codes.
+		 * Used for anvil renaming where [item] tags are not appropriate.
+		 *
+		 * @param text The text to format
+		 * @return Formatted text with § color codes
+		 */
+		public static String applySimpleStyle(String text) {
+			if (text == null) return null;
+			return text.replace('&', '§').replace("§§", "&");
+		}
 	}
-}
diff --git a/src/main/resources/chat-plus.mixins.json b/src/main/resources/chat-plus.mixins.json
index bbb0e0e..933e538 100644
--- a/src/main/resources/chat-plus.mixins.json
+++ b/src/main/resources/chat-plus.mixins.json
@@ -4,6 +4,7 @@
 	"plugin": "cn.revaria.chatplus.plugin.MixinConfigPlugin",
 	"mixins": [
 		"ChatMixin",
+		"AnvilMixin",
 		"compat.DynmapMixin",
 		"compat.StyledChatMixin"
 	],