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

import 'tp_launch_page.dart';

/// Displays the brand during real initialization, without a minimum wait.
class TpStartup extends StatelessWidget {
  const TpStartup({super.key, required this.ready, required this.child});
  final Future<void> ready;
  final Widget child;

  @override
  Widget build(BuildContext context) => FutureBuilder<void>(
    future: ready,
    builder: (context, snapshot) {
      final complete = snapshot.connectionState == ConnectionState.done;
      final reduceMotion =
          MediaQuery.maybeOf(context)?.disableAnimations ??
          WidgetsBinding
              .instance
              .platformDispatcher
              .accessibilityFeatures
              .disableAnimations;
      return AnimatedSwitcher(
        duration: reduceMotion
            ? Duration.zero
            : const Duration(milliseconds: 220),
        switchInCurve: Curves.easeOut,
        switchOutCurve: Curves.easeIn,
        child: complete
            ? AnnotatedRegion<SystemUiOverlayStyle>(
                key: const ValueKey('tp-ready'),
                value: SystemUiOverlayStyle.dark.copyWith(
                  statusBarColor: Colors.transparent,
                  systemNavigationBarColor: const Color(0xFFF3F7FF),
                  systemNavigationBarIconBrightness: Brightness.dark,
                ),
                child: child,
              )
            : const MaterialApp(
                key: ValueKey('tp-launch'),
                debugShowCheckedModeBanner: false,
                home: TpLaunchPage(),
              ),
      );
    },
  );
}