657 lines
21 KiB
Dart
657 lines
21 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:go_router/go_router.dart';
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import 'package:provider/provider.dart';
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import 'package:qpay/models/responsive_policy.dart';
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import 'package:qpay/screens/onboarding/onboarding_controller.dart';
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class LandingScreen extends StatefulWidget {
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const LandingScreen({super.key});
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@override
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State<LandingScreen> createState() => _LandingScreenState();
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}
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class _LandingScreenState extends State<LandingScreen> {
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late OnboardingController onboardingController;
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@override
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void initState() {
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super.initState();
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onboardingController = Provider.of<OnboardingController>(
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context,
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listen: false,
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);
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}
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void _goToRegister() {
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// Reset the registration state so a fresh sign-up starts cleanly.
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onboardingController.resetState();
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context.go('/onboarding/phone');
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}
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// Max content width on large screens (desktop / web).
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static const double _maxContentWidth = 1200;
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// Max content width on tablet — the current mobile cap lifted slightly
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// so the page breathes a bit on landscape phones / small tablets.
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static const double _maxTabletWidth = 760;
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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final colorScheme = theme.colorScheme;
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final width = MediaQuery.of(context).size.width;
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final isTablet = width >= ResponsivePolicy.md;
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final isDesktop = width >= ResponsivePolicy.lg;
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return Scaffold(
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// Use a Stack so the gradient background is guaranteed to cover the
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// full viewport (including the area under the SafeArea) regardless
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// of how tall the content ends up being.
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body: Stack(
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children: [
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Positioned.fill(
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child: DecoratedBox(
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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colors: [
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colorScheme.primary.withValues(alpha: 0.08),
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colorScheme.surface,
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colorScheme.secondary.withValues(alpha: 0.05),
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],
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),
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),
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),
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),
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SafeArea(
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child: SingleChildScrollView(
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child: Center(
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child: ConstrainedBox(
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constraints: const BoxConstraints(maxWidth: _maxContentWidth),
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child: Padding(
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padding: EdgeInsets.symmetric(
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horizontal: isDesktop ? 48 : 20,
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vertical: isDesktop ? 32 : 16,
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),
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child: LayoutBuilder(
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builder: (context, constraints) {
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final contentMaxWidth = isDesktop
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? _maxContentWidth
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: (isTablet
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? _maxTabletWidth
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: constraints.maxWidth);
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return SizedBox(
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width: contentMaxWidth,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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const SizedBox(height: 12),
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_buildTopBar(theme, colorScheme),
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SizedBox(height: isDesktop ? 40 : 24),
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_buildHero(theme, colorScheme, isDesktop),
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SizedBox(height: isDesktop ? 72 : 36),
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_buildValuePropsHeadline(theme, colorScheme),
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const SizedBox(height: 28),
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_buildValueProps(isTablet),
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SizedBox(height: isDesktop ? 64 : 32),
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_buildCallToActions(
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theme,
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colorScheme,
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isDesktop,
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),
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const SizedBox(height: 8),
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TextButton(
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onPressed: () {
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context.go('/');
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},
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child: Text(
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'Continue as guest?',
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style: TextStyle(
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fontSize: 14,
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color: colorScheme.onSurface.withValues(
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alpha: 0.7,
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),
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fontWeight: FontWeight.w500,
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),
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),
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),
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const SizedBox(height: 24),
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_buildFooter(theme, colorScheme),
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const SizedBox(height: 12),
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],
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),
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);
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},
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),
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),
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),
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),
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),
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),
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],
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),
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);
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}
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Widget _buildTopBar(ThemeData theme, ColorScheme colorScheme) {
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return Row(
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children: [
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Image(image: AssetImage('assets/velocity.png'), width: 150),
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const Spacer(),
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TextButton(
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onPressed: () {
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context.go('/onboarding/login');
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},
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style: TextButton.styleFrom(
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foregroundColor: colorScheme.primary,
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textStyle: const TextStyle(
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fontWeight: FontWeight.w600,
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fontSize: 14,
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),
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),
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child: const Text('Sign in'),
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),
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],
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);
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}
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Widget _buildHero(ThemeData theme, ColorScheme colorScheme, bool isDesktop) {
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final textBlock = Column(
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crossAxisAlignment: isDesktop
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? CrossAxisAlignment.start
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: CrossAxisAlignment.center,
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mainAxisSize: MainAxisSize.min,
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children: [
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
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decoration: BoxDecoration(
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color: isDesktop
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? Colors.white.withValues(alpha: 0.18)
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: colorScheme.primary.withValues(alpha: 0.1),
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borderRadius: BorderRadius.circular(20),
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border: isDesktop
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? Border.all(color: Colors.white.withValues(alpha: 0.25))
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: null,
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),
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(
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Icons.flash_on_rounded,
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size: 14,
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color: isDesktop ? Colors.white : colorScheme.primary,
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),
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const SizedBox(width: 6),
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Text(
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'Fast. Secure. Local.',
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style: theme.textTheme.labelMedium?.copyWith(
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color: isDesktop ? Colors.white : colorScheme.primary,
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fontWeight: FontWeight.w700,
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letterSpacing: 0.4,
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),
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),
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],
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),
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),
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SizedBox(height: isDesktop ? 20 : 16),
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Text(
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'Welcome to Velocity',
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textAlign: isDesktop ? TextAlign.start : TextAlign.center,
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style:
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(isDesktop
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? theme.textTheme.displaySmall
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: theme.textTheme.headlineMedium)
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?.copyWith(
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color: isDesktop ? null : colorScheme.primary,
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fontWeight: FontWeight.w800,
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letterSpacing: -0.5,
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height: 1.1,
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),
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),
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SizedBox(height: isDesktop ? 16 : 8),
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Text(
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'The fastest way to pay for local goods and services.',
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textAlign: isDesktop ? TextAlign.start : TextAlign.center,
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style: theme.textTheme.titleMedium?.copyWith(
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color: isDesktop
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? colorScheme.onSurface.withValues(alpha: 0.75)
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: colorScheme.onSurface.withValues(alpha: 0.8),
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height: 1.4,
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fontWeight: FontWeight.w400,
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),
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),
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if (isDesktop) ...[
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const SizedBox(height: 28),
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Wrap(
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spacing: 12,
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runSpacing: 12,
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children: [
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_buildHeroCta(context, colorScheme),
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_buildHeroSecondaryCta(context, colorScheme),
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],
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),
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],
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],
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);
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final imageBlock = ClipRRect(
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borderRadius: BorderRadius.circular(24),
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child: Container(
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(24),
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boxShadow: [
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BoxShadow(
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color: colorScheme.primary.withValues(alpha: 0.25),
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blurRadius: 32,
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offset: const Offset(0, 18),
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),
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],
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),
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child: Image.asset(
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'assets/signup.png',
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width: isDesktop ? 360 : 260,
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fit: BoxFit.contain,
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),
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),
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);
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if (isDesktop) {
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return Container(
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padding: const EdgeInsets.all(40),
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(32),
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gradient: LinearGradient(
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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colors: [
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colorScheme.primary.withValues(alpha: 0.06),
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colorScheme.secondary.withValues(alpha: 0.04),
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],
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),
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border: Border.all(
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color: colorScheme.onSurface.withValues(alpha: 0.06),
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),
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),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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Expanded(flex: 5, child: textBlock),
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const SizedBox(width: 32),
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Expanded(flex: 4, child: Center(child: imageBlock)),
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],
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),
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);
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}
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// Mobile / tablet — original vertical hero with gradient background.
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return Container(
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padding: const EdgeInsets.symmetric(vertical: 32, horizontal: 20),
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(28),
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gradient: LinearGradient(
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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colors: [colorScheme.primary, colorScheme.secondary],
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),
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boxShadow: [
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BoxShadow(
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color: colorScheme.primary.withValues(alpha: 0.25),
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blurRadius: 24,
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offset: const Offset(0, 12),
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),
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],
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),
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child: Column(
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children: [
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Container(
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: Colors.white.withValues(alpha: 0.15),
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shape: BoxShape.circle,
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),
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child: const Icon(
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Icons.bolt_rounded,
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color: Colors.white,
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size: 44,
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),
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),
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const SizedBox(height: 16),
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Text(
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'Welcome to Velocity',
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textAlign: TextAlign.center,
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style: theme.textTheme.headlineMedium?.copyWith(
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color: Colors.white,
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fontWeight: FontWeight.w800,
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letterSpacing: -0.5,
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),
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),
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const SizedBox(height: 8),
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Text(
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'The fastest way to pay for local goods\nand services',
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textAlign: TextAlign.center,
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style: theme.textTheme.bodyLarge?.copyWith(
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color: Colors.white.withValues(alpha: 0.92),
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height: 1.4,
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),
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),
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const SizedBox(height: 20),
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imageBlock,
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],
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),
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);
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}
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Widget _buildHeroCta(BuildContext context, ColorScheme colorScheme) {
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return SizedBox(
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height: 52,
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child: ElevatedButton(
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onPressed: _goToRegister,
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style: ElevatedButton.styleFrom(
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backgroundColor: colorScheme.primary,
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foregroundColor: Colors.white,
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elevation: 0,
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padding: const EdgeInsets.symmetric(horizontal: 28),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(14),
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),
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textStyle: const TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w700,
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letterSpacing: 0.3,
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),
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),
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child: const Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text('Create Free Account'),
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SizedBox(width: 8),
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Icon(Icons.arrow_forward_rounded, size: 20),
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],
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),
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),
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);
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}
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Widget _buildHeroSecondaryCta(BuildContext context, ColorScheme colorScheme) {
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return SizedBox(
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height: 52,
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child: OutlinedButton(
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onPressed: () {
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context.go('/onboarding/login');
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},
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style: OutlinedButton.styleFrom(
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side: BorderSide(color: colorScheme.primary, width: 1.5),
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foregroundColor: colorScheme.primary,
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padding: const EdgeInsets.symmetric(horizontal: 28),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(14),
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),
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textStyle: const TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w700,
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letterSpacing: 0.3,
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),
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),
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child: const Text('Sign in'),
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),
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);
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}
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Widget _buildValuePropsHeadline(ThemeData theme, ColorScheme colorScheme) {
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return Column(
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children: [
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 6),
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decoration: BoxDecoration(
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color: colorScheme.primary.withValues(alpha: 0.1),
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borderRadius: BorderRadius.circular(20),
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),
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child: Text(
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'Why register?',
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style: theme.textTheme.labelLarge?.copyWith(
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color: colorScheme.primary,
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fontWeight: FontWeight.w700,
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letterSpacing: 0.5,
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),
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),
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),
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const SizedBox(height: 14),
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Text(
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'Unlock the full Velocity experience',
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textAlign: TextAlign.center,
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style: theme.textTheme.headlineSmall?.copyWith(
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color: colorScheme.onSurface,
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fontWeight: FontWeight.w700,
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),
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),
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const SizedBox(height: 8),
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ConstrainedBox(
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constraints: const BoxConstraints(maxWidth: 600),
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child: Text(
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'Create a free account to access powerful features designed to make your payments effortless.',
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textAlign: TextAlign.center,
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style: theme.textTheme.bodyLarge?.copyWith(
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color: colorScheme.onSurface.withValues(alpha: 0.65),
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height: 1.45,
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),
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),
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),
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],
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);
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}
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Widget _buildValueProps(bool isWide) {
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final props = const [
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_ValueProp(
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icon: Icons.groups_2_rounded,
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title: 'Batch Pay Groups',
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description:
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'Send payments to many recipients at once. Perfect for splitting bills, paying teams, or settling group purchases in a single tap.',
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accent: Color(0xFF9D6711),
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),
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_ValueProp(
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icon: Icons.devices_rounded,
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title: 'Access Anywhere',
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description:
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'Your recipients and full transaction history sync seamlessly across all your devices — pick up right where you left off.',
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accent: Color(0xFF8B0000),
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),
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_ValueProp(
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icon: Icons.account_balance_wallet_rounded,
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title: 'Prefund Your Wallet',
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description:
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'Top up your wallet today and use the balance whenever you need it. No rushing, no last-minute transfers.',
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accent: Color(0xFFB7791F),
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),
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];
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if (isWide) {
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return IntrinsicHeight(
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: props
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.map(
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(p) => Expanded(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 8),
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child: p,
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),
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),
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)
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.toList(),
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),
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);
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}
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return Column(
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children: props
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.map(
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(p) =>
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Padding(padding: const EdgeInsets.only(bottom: 12), child: p),
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)
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.toList(),
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);
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}
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Widget _buildCallToActions(
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ThemeData theme,
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ColorScheme colorScheme,
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bool isDesktop,
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) {
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final registerButton = SizedBox(
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width: double.infinity,
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height: 54,
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child: ElevatedButton(
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onPressed: _goToRegister,
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style: ElevatedButton.styleFrom(
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backgroundColor: colorScheme.primary,
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foregroundColor: Colors.white,
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elevation: 0,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(14),
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),
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textStyle: const TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w700,
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letterSpacing: 0.3,
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),
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),
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child: const Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Text('Create Free Account'),
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SizedBox(width: 8),
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Icon(Icons.arrow_forward_rounded, size: 20),
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],
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),
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),
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);
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final loginButton = SizedBox(
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width: double.infinity,
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height: 54,
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child: OutlinedButton(
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onPressed: () {
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context.go('/onboarding/login');
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},
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style: OutlinedButton.styleFrom(
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side: BorderSide(color: colorScheme.primary, width: 1.5),
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foregroundColor: colorScheme.primary,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(14),
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),
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textStyle: const TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w700,
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letterSpacing: 0.3,
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),
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),
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child: const Text('I already have an account'),
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),
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);
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if (isDesktop) {
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return Center(
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child: ConstrainedBox(
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constraints: const BoxConstraints(maxWidth: 520),
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child: Column(
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children: [registerButton, const SizedBox(height: 12), loginButton],
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),
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),
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);
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}
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return Column(
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children: [registerButton, const SizedBox(height: 12), loginButton],
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);
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}
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Widget _buildFooter(ThemeData theme, ColorScheme colorScheme) {
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return Center(
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child: Text(
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'© Velocity · Fast, secure local payments',
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style: theme.textTheme.bodySmall?.copyWith(
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color: colorScheme.onSurface.withValues(alpha: 0.45),
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letterSpacing: 0.2,
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),
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),
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);
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}
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}
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|
|
|
class _ValueProp extends StatelessWidget {
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|
const _ValueProp({
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|
required this.icon,
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|
required this.title,
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|
required this.description,
|
|
required this.accent,
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|
});
|
|
|
|
final IconData icon;
|
|
final String title;
|
|
final String description;
|
|
final Color accent;
|
|
|
|
@override
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|
Widget build(BuildContext context) {
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|
final theme = Theme.of(context);
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|
final colorScheme = theme.colorScheme;
|
|
|
|
return Container(
|
|
padding: const EdgeInsets.all(20),
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|
decoration: BoxDecoration(
|
|
color: colorScheme.surface,
|
|
borderRadius: BorderRadius.circular(20),
|
|
border: Border.all(
|
|
color: colorScheme.onSurface.withValues(alpha: 0.06),
|
|
width: 1,
|
|
),
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: Colors.black.withValues(alpha: 0.04),
|
|
blurRadius: 16,
|
|
offset: const Offset(0, 4),
|
|
),
|
|
],
|
|
),
|
|
child: Row(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Container(
|
|
padding: const EdgeInsets.all(12),
|
|
decoration: BoxDecoration(
|
|
color: accent.withValues(alpha: 0.12),
|
|
borderRadius: BorderRadius.circular(14),
|
|
),
|
|
child: Icon(icon, color: accent, size: 26),
|
|
),
|
|
const SizedBox(width: 14),
|
|
Expanded(
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Text(
|
|
title,
|
|
style: theme.textTheme.titleMedium?.copyWith(
|
|
fontWeight: FontWeight.w700,
|
|
color: colorScheme.onSurface,
|
|
),
|
|
),
|
|
const SizedBox(height: 6),
|
|
Text(
|
|
description,
|
|
style: theme.textTheme.bodyMedium?.copyWith(
|
|
color: colorScheme.onSurface.withValues(alpha: 0.68),
|
|
height: 1.5,
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|