dreampad/lib/app/shared/widgets/show_up.dart

import 'package:flutter/material.dart';
import 'package:flutter_hooks/flutter_hooks.dart';

class ShowUp extends HookWidget {
  const ShowUp({
    super.key,
    required this.child,
    this.duration,
  });

  final Widget child;

  final Duration? duration;

  @override
  Widget build(BuildContext context) {
    final controller =
        useAnimationController(duration: const Duration(milliseconds: 300));
    useMemoized(() async {
      if (duration != null) {
        await Future.delayed(duration!);
      }
      controller.forward();
    });
    return FadeTransition(
      opacity: CurvedAnimation(curve: Curves.easeIn, parent: controller),
      child: child,
    );
  }
}