From cddb3e82ff85937752d79104f3cba781112c589e Mon Sep 17 00:00:00 2001
From: liuwei <liuwei@wdtrgf.com.cn>
Date: Thu, 11 Dec 2025 16:01:14 +0800
Subject: [PATCH] =?UTF-8?q?=E5=85=BC=E5=AE=B9=E6=9B=B4=E4=B8=B0=E5=AF=8C?=
 =?UTF-8?q?=E7=9A=84=E7=95=AA=E5=8F=B7=E6=8F=8F=E8=BF=B0?=
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---
 plugins/fanhao_search/main.py | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/plugins/fanhao_search/main.py b/plugins/fanhao_search/main.py
index eb6c85b..bfde55b 100644
--- a/plugins/fanhao_search/main.py
+++ b/plugins/fanhao_search/main.py
@@ -147,7 +147,20 @@ class FanhaoSearchPlugin(MessagePluginInterface):
             raise
 
     def _normalize_code(self, text: str) -> str:
-        return (text or "").strip().upper()
+        # 1. 基础清理：判空、去首尾空格、转大写
+        text = (text or "").strip().upper()
+        # 用户输入	处理后	说明
+        # IPzz108	IPZZ-108	目标场景：自动补全了横杠
+        # ipzz108	IPZZ-108	全小写自动转大写并补全
+        # IPZZ-108	IPZZ-108	已经有横杠，正则不匹配（字母后是横杠不是数字），保持原样
+        # ipzz-108	IPZZ-108	小写带横杠，仅转大写，保持原样
+        # ipzz108	IPZZ-108	去除前后空格
+        # A1	A-1	极短代码也能兼容
+
+        # 2. 核心逻辑：使用正则查找“字母后面紧跟数字”的情况，并在中间插入横杠
+        # r'([A-Z])(\d)' 含义：捕获组1是任意大写字母，捕获组2是任意数字
+        # r'\1-\2' 含义：将匹配到的内容替换为“组1 + 横杠 + 组2”
+        return re.sub(r'([A-Z])(\d)', r'\1-\2', text)
 
     def _build_queries(self, code_upper: str) -> List[Dict[str, Any]]:
         # 精确匹配查询