update carton form and add recent search

lib/pages/user_search/user_search.dart

@@ -7,6 +7,8 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
 import '../../data/services/services.dart';
+import '../../helpers/shared_pref.dart';
+import '../widgets/suggest_list.dart';
 
 typedef OnUserSelect(User suer);
 typedef OnUserRowSelect(User suer);
@@ -79,7 +81,7 @@ class UserSearchDelegate extends SearchDelegate<User> {
                   child: Text(
                     "No result found",
                     textAlign: TextAlign.center,
-                    style: TextStyle(color:Colors.black),
+                    style: TextStyle(color: Colors.black),
                   ),
                 ),
               );
@@ -118,12 +120,26 @@ class UserSearchDelegate extends SearchDelegate<User> {
 
   @override
   Widget buildSuggestions(BuildContext context) {
-    return Container(
-      child: Center(
-        child: Opacity(
-            opacity: 0.2,
-            child: Icon(Icons.perm_identity, size: 200, color: primaryColor)),
-      ),
+    return FutureBuilder<List<String>?>(
+      future: SharedPref.getRecentSearch('account_search', query),
+      builder: (context, snapshot) {
+        List<String> _oldFilters = snapshot.data ?? [];
+        if (_oldFilters.isEmpty) {
+          return const Center(
+            child: Opacity(
+              opacity: 0.2,
+              child: Icon(Icons.perm_identity, color: primaryColor, size: 200),
+            ),
+          );
+        }
+        return SuggestList(
+            recentSearchList: _oldFilters,
+            onTap: (String s) {
+              query = s;
+              showResults(context);
+            },
+            prefKey: 'account_search');
+      },
     );
   }