Documentação

lib/gates/debug_launch_gate.dart

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+import 'package:flutter/material.dart';
+
+import '../auth_gate.dart';
+import '../screens/hello_splash_screen.dart';
+
+class DebugLaunchGate extends StatefulWidget {
+  const DebugLaunchGate({super.key});
+
+  @override
+  State<DebugLaunchGate> createState() => _DebugLaunchGateState();
+}
+
+class _DebugLaunchGateState extends State<DebugLaunchGate> {
+  bool _showHello = true;
+  bool _shouldLaunchQuiz = false;
+  bool _quizLaunched = false;
+
+  @override
+  void initState() {
+    super.initState();
+    _loadQuizFlag();
+  }
+
+  Future<void> _loadQuizFlag() async {
+    // O quiz NÃO deve iniciar automaticamente na primeira abertura.
+    // Ele deve iniciar apenas quando o usuário clicar no botão "Iniciar Quiz"
+    // ou quando houver um registro novo (fluxo tratado no LoggedHome).
+    if (!mounted) return;
+    setState(() => _shouldLaunchQuiz = false);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final Widget child;
+    if (_showHello) {
+      child = HelloSplashScreen(
+        key: const ValueKey('hello_splash'),
+        onFinished: () {
+          if (!mounted) return;
+          setState(() => _showHello = false);
+        },
+      );
+    } else {
+      child = const AuthGate(key: ValueKey('auth_gate'));
+    }
+
+    if (!_showHello && _shouldLaunchQuiz && !_quizLaunched) {
+      _quizLaunched = true;
+    }
+
+    return AnimatedSwitcher(
+      duration: const Duration(milliseconds: 420),
+      reverseDuration: const Duration(milliseconds: 260),
+      switchInCurve: Curves.easeOutCubic,
+      switchOutCurve: Curves.easeInCubic,
+      transitionBuilder: (child, animation) {
+        final fade = CurvedAnimation(parent: animation, curve: Curves.easeOut);
+        return FadeTransition(
+          opacity: fade,
+          child: ScaleTransition(
+            scale: Tween<double>(begin: 0.995, end: 1.0).animate(fade),
+            child: child,
+          ),
+        );
+      },
+      child: child,
+    );
+  }
+}