From 61aee808d032d264367c6e8ec96b354a19617e65 Mon Sep 17 00:00:00 2001
From: Max <maxleexyz@gmail.com>
Date: Wed, 7 Jan 2026 20:45:51 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E7=A9=BA=E5=85=B3=E9=94=AE=E8=AF=8D?=
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- searchFriendByKey 添加空关键词检查
- searchGroupByKey 添加空关键词检查
- searchMsgByKey 添加空关键词检查
- 当关键词为空时直接清理数据，不请求 SDK
---
 .../view_models/tui_search_view_model.dart    | 50 +++++++++++++++----
 1 file changed, 39 insertions(+), 11 deletions(-)

diff --git a/lib/business_logic/view_models/tui_search_view_model.dart b/lib/business_logic/view_models/tui_search_view_model.dart
index 0d18d53..5231d9c 100644
--- a/lib/business_logic/view_models/tui_search_view_model.dart
+++ b/lib/business_logic/view_models/tui_search_view_model.dart
@@ -24,12 +24,17 @@ import 'package:tencent_cloud_chat_uikit/data_services/message/message_services.
 import 'package:tencent_cloud_chat_uikit/data_services/conversation/conversation_services.dart';
 import 'package:tencent_cloud_chat_uikit/data_services/group/group_services.dart';
 
-enum KeywordListMatchType { V2TIM_KEYWORD_LIST_MATCH_TYPE_OR, V2TIM_KEYWORD_LIST_MATCH_TYPE_AND }
+enum KeywordListMatchType {
+  V2TIM_KEYWORD_LIST_MATCH_TYPE_OR,
+  V2TIM_KEYWORD_LIST_MATCH_TYPE_AND
+}
 
 class TUISearchViewModel extends ChangeNotifier {
-  final FriendshipServices _friendshipServices = serviceLocator<FriendshipServices>();
+  final FriendshipServices _friendshipServices =
+      serviceLocator<FriendshipServices>();
   final MessageService _messageService = serviceLocator<MessageService>();
-  final ConversationService _conversationService = serviceLocator<ConversationService>();
+  final ConversationService _conversationService =
+      serviceLocator<ConversationService>();
   final GroupServices _groupServices = serviceLocator<GroupServices>();
 
   List<V2TimFriendInfoResult>? friendList = [];
@@ -46,7 +51,8 @@ class TUISearchViewModel extends ChangeNotifier {
   List<V2TimConversation?> conversationList = [];
 
   Future<List<V2TimConversation?>?> initConversationMsg() async {
-    final conversationResult = await _conversationService.getConversationList(nextSeq: "0", count: 500);
+    final conversationResult = await _conversationService.getConversationList(
+        nextSeq: "0", count: 500);
     final conversationListData = conversationResult?.conversationList;
     conversationList = conversationListData ?? [];
     notifyListeners();
@@ -62,20 +68,33 @@ class TUISearchViewModel extends ChangeNotifier {
   }
 
   void searchFriendByKey(String searchKey) async {
-    final searchResult =
-        await _friendshipServices.searchFriends(searchParam: V2TimFriendSearchParam(keywordList: [searchKey]));
+    // 空关键词不调用 API，直接清理数据
+    if (searchKey.trim().isEmpty) {
+      friendList = [];
+      notifyListeners();
+      return;
+    }
+    final searchResult = await _friendshipServices.searchFriends(
+        searchParam: V2TimFriendSearchParam(keywordList: [searchKey]));
     friendList = searchResult;
     notifyListeners();
   }
 
   void searchGroupByKey(String searchKey) async {
-    final searchResult =
-        await _groupServices.searchGroups(searchParam: V2TimGroupSearchParam(keywordList: [searchKey]));
+    // 空关键词不调用 API，直接清理数据
+    if (searchKey.trim().isEmpty) {
+      groupList = [];
+      notifyListeners();
+      return;
+    }
+    final searchResult = await _groupServices.searchGroups(
+        searchParam: V2TimGroupSearchParam(keywordList: [searchKey]));
     groupList = searchResult.data ?? [];
     notifyListeners();
   }
 
-  void getMsgForConversation(String keyword, String conversationId, int page) async {
+  void getMsgForConversation(
+      String keyword, String conversationId, int page) async {
     void clearData() {
       currentMsgListForConversation = [];
       totalMsgInConversationCount = 0;
@@ -99,8 +118,9 @@ class TUISearchViewModel extends ChangeNotifier {
       type: KeywordListMatchType.V2TIM_KEYWORD_LIST_MATCH_TYPE_OR.index,
     ));
     if (searchResult.code == 0 && searchResult.data != null) {
-      final messageSearchResultItems = searchResult.data!.messageSearchResultItems!
-          .firstWhereOrNull((element) => element.conversationID == conversationId);
+      final messageSearchResultItems =
+          searchResult.data!.messageSearchResultItems!.firstWhereOrNull(
+              (element) => element.conversationID == conversationId);
       totalMsgInConversationCount = messageSearchResultItems?.messageCount ?? 0;
       currentMsgListForConversation = [
         ...currentMsgListForConversation,
@@ -111,6 +131,14 @@ class TUISearchViewModel extends ChangeNotifier {
   }
 
   void searchMsgByKey(String searchKey, bool isFirst) async {
+    // 空关键词不调用 API，直接清理数据
+    if (searchKey.trim().isEmpty) {
+      msgPage = 0;
+      msgList = [];
+      totalMsgCount = 0;
+      notifyListeners();
+      return;
+    }
     if (isFirst == true) {
       msgPage = 0;
       msgList = [];