add share preference item list

covas_mobile/lib/ListItemMenu.dart

@@ -2,6 +2,7 @@ import 'dart:convert';
 import 'package:http/http.dart' as http;
 import 'package:flutter/material.dart';
 import 'classes/post.dart';
+import 'package:shared_preferences/shared_preferences.dart';
 
 // app starting point
 void main() {
@@ -35,12 +36,19 @@ class _MyHomePageState extends State<ListItemMenu> {
 
   // function to fetch data from api and return future list of posts
   static Future<List<Post>> getPosts() async {
-    var url = Uri.parse("https://jsonplaceholder.typicode.com/albums/1/photos");
+    SharedPreferences prefs = await SharedPreferences.getInstance();
+    var accessToken = prefs.getString("access_token") ?? "";
+    final List<Post> body = [];
+    if (accessToken.isNotEmpty) {
+      var url =
+          Uri.parse("https://jsonplaceholder.typicode.com/albums/1/photos");
       final response =
           await http.get(url, headers: {"Content-Type": "application/json"});
       final List body = json.decode(response.body);
       return body.map((e) => Post.fromJson(e)).toList();
     }
+    return body;
+  }
 
   // build function
   @override
@@ -84,7 +92,6 @@ class _MyHomePageState extends State<ListItemMenu> {
           child: Row(
             children: [
               Expanded(flex: 1, child: Image.network(post.url!)),
-              SizedBox(width: 10),
               Expanded(flex: 3, child: Text(post.title!)),
             ],
           ),