From 0aefe8946cbd8a54821963d8984585da672668b8 Mon Sep 17 00:00:00 2001
From: lzt404 <2596933790@qq.com>
Date: Mon, 3 Aug 2026 21:55:32 +0800
Subject: [PATCH] fix(aliases): reset stale model state when reselecting models

---
 src/i18n/resources.ts             |  2 +-
 src/pages/ThinkingAliasesPage.tsx | 16 ++++++++++++++--
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/i18n/resources.ts b/src/i18n/resources.ts
index b5768ca..d60b1bb 100644
--- a/src/i18n/resources.ts
+++ b/src/i18n/resources.ts
@@ -235,7 +235,7 @@ export const zhCN = {
   'aliases.effort.unsupported': '这个模型没有可用的思考强度，已切换为仅启用 Fast。',
   'aliases.fast.title': '速度选项',
   'aliases.fast.description': '固定使用 Fast 请求层级（service_tier=priority）',
-  'aliases.fast.enabled': '已启用，可与思考强度同时生效',
+  'aliases.fast.enabled': '已启用',
   'aliases.fast.disabled': '未启用',
   'aliases.customLevel': '自定义等级：{effort}',
   'aliases.customLevelHint': '输入模型提供商支持的其他思考等级',
diff --git a/src/pages/ThinkingAliasesPage.tsx b/src/pages/ThinkingAliasesPage.tsx
index f3f1ed0..72cc094 100644
--- a/src/pages/ThinkingAliasesPage.tsx
+++ b/src/pages/ThinkingAliasesPage.tsx
@@ -253,7 +253,7 @@ export function ThinkingAliasesPage() {
       setEffort('');
       setFastEnabled(source.supportsFast);
     } else {
-      setEffort((current) => current || 'xhigh');
+      setEffort('xhigh');
       setFastEnabled(false);
     }
     setCustomEffortOpen(false);
@@ -431,8 +431,20 @@ export function ThinkingAliasesPage() {
                     event.currentTarget.select();
                   }}
                   onChange={(event) => {
-                    setSearch(event.currentTarget.value);
+                    const nextSearch = event.currentTarget.value;
+                    setSearch(nextSearch);
                     setModelPickerOpen(true);
+                    if (
+                      selectedSource
+                      && nextSearch.trim().toLowerCase() !== selectedSource.model.trim().toLowerCase()
+                    ) {
+                      setSelectedSourceId('');
+                      setEffort('xhigh');
+                      setFastEnabled(false);
+                      setCustomEffortOpen(false);
+                      setAlias('');
+                      generatedAliasRef.current = '';
+                    }
                   }}
                   onKeyDown={handleModelSearchKeyDown}
                   placeholder={loading ? t('aliases.loadingModels') : t('aliases.searchModel')}