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lib/BlindMasterScreens/Startup/splash_screen.dart

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+import 'dart:async';
+import 'dart:convert';
+
+import 'package:blind_master/BlindMasterResources/secure_transmissions.dart';
+import 'package:blind_master/BlindMasterScreens/home_screen.dart';
+import 'package:blind_master/BlindMasterScreens/Startup/login_screen.dart';
+import 'package:blind_master/BlindMasterResources/error_snackbar.dart';
+import 'package:blind_master/BlindMasterResources/fade_transition.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_secure_storage/flutter_secure_storage.dart';
+import 'package:http/http.dart' as http;
+
+class SplashScreen extends StatefulWidget {
+  const SplashScreen({super.key});
+
+  @override
+  State<SplashScreen> createState() => _SplashScreenState();
+}
+
+class _SplashScreenState extends State<SplashScreen> {
+  Widget nextScreen = LoginScreen();
+
+  @override
+  void initState() {
+    super.initState();
+    _routeNext();
+  }
+
+  Future<void> _routeNext() async {
+    await verifyToken();
+    _animateBackgroundBasedOnTime();
+  }
+
+  Future<void> verifyToken() async{
+    final storage = FlutterSecureStorage();
+
+    try {
+      http.Response? response = await secureGet('verify');
+      if (response == null) {
+        nextScreen = LoginScreen();
+        return;
+      }
+
+      if (response.statusCode == 200) {
+        final body = json.decode(response.body) as Map<String, dynamic>;
+        final newToken = body['token'];
+
+        if (newToken != null) {
+          await storage.write(key: 'token', value: newToken); // ✅ Rotate
+        }
+        
+        nextScreen = HomeScreen();
+      } else {
+        nextScreen = LoginScreen();
+      }
+    } catch (e) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        errorSnackbar(e)
+      );
+      nextScreen = LoginScreen();
+    }
+  }
+
+  void _animateBackgroundBasedOnTime() {
+
+    // Optionally navigate to your main app after a short delay
+    Timer(const Duration(seconds: 3), () {
+      Navigator.pushReplacement(
+        context,
+        // MaterialPageRoute(builder: (context) => const MainAppScreen())
+        fadeTransition(nextScreen),
+      );
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: AnimatedContainer(
+        duration: const Duration(milliseconds: 500),
+        color: Theme.of(context).primaryColorLight,
+        child: Center(
+          child: Image.asset('assets/images/2xwhite.png', height: 250)
+        ),
+      ),
+    );
+  }
+}