feat: full onboarding + quiz flow (Flutter from scratch)
- splash → intro → 5-step quiz → result screen - Plus Jakarta Sans typography, indigo brand system - animated quiz rows, multi-select concerns, progress bar - Shaynee mascot reveal on result screen only - flutter_animate for all transitions
This commit is contained in:
mav
500
lib/screens/quiz/quiz_flow.dart
Normal file
500
lib/screens/quiz/quiz_flow.dart
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@@ -0,0 +1,500 @@
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import 'package:flutter/material.dart';
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import 'package:flutter_animate/flutter_animate.dart';
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import 'package:google_fonts/google_fonts.dart';
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import '../../theme.dart';
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import '../../widgets/primary_button.dart';
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import '../../widgets/quiz_option_row.dart';
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import '../result_screen.dart';
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class QuizData {
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String name = '';
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String skinType = '';
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String age = '';
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List<String> concerns = [];
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String goal = '';
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}
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class QuizFlow extends StatefulWidget {
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const QuizFlow({super.key});
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@override
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State<QuizFlow> createState() => _QuizFlowState();
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}
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class _QuizFlowState extends State<QuizFlow> {
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final _data = QuizData();
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int _step = 0;
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final _pageCtrl = PageController();
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final _nameCtrl = TextEditingController();
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static const _totalSteps = 5;
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void _next() {
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if (_step < _totalSteps - 1) {
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setState(() => _step++);
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_pageCtrl.animateToPage(
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_step,
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duration: const Duration(milliseconds: 350),
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curve: Curves.easeOut,
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);
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} else {
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Navigator.of(context).pushReplacement(
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PageRouteBuilder(
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pageBuilder: (_, a, __) => ResultScreen(data: _data),
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transitionsBuilder: (_, a, __, child) =>
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FadeTransition(opacity: a, child: child),
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transitionDuration: const Duration(milliseconds: 500),
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),
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);
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}
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}
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void _back() {
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if (_step > 0) {
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setState(() => _step--);
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_pageCtrl.animateToPage(
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_step,
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duration: const Duration(milliseconds: 300),
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curve: Curves.easeOut,
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);
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} else {
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Navigator.of(context).pop();
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}
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}
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bool get _canProceed {
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return switch (_step) {
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0 => _data.name.trim().length >= 2,
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1 => _data.skinType.isNotEmpty,
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2 => _data.age.isNotEmpty,
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3 => _data.concerns.isNotEmpty,
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4 => _data.goal.isNotEmpty,
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_ => false,
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};
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}
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@override
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void dispose() {
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_nameCtrl.dispose();
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_pageCtrl.dispose();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: SColors.bgPage,
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body: SafeArea(
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child: Column(
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children: [
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_topBar(),
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_progressBar(),
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Expanded(
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child: PageView(
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controller: _pageCtrl,
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physics: const NeverScrollableScrollPhysics(),
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children: [
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_NameStep(
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ctrl: _nameCtrl,
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onChanged: (v) => setState(() => _data.name = v),
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),
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_SkinTypeStep(
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selected: _data.skinType,
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onSelect: (v) => setState(() => _data.skinType = v),
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),
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_AgeStep(
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selected: _data.age,
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onSelect: (v) => setState(() => _data.age = v),
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),
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_ConcernsStep(
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selected: _data.concerns,
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onToggle: (v) => setState(() {
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if (_data.concerns.contains(v)) {
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_data.concerns.remove(v);
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} else if (_data.concerns.length < 3) {
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_data.concerns.add(v);
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}
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}),
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),
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_GoalStep(
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selected: _data.goal,
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onSelect: (v) => setState(() => _data.goal = v),
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),
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],
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),
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),
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_bottomBar(),
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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 _topBar() {
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return Padding(
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padding: const EdgeInsets.fromLTRB(16, 12, 16, 0),
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child: Row(
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children: [
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GestureDetector(
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onTap: _back,
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child: Container(
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width: 40,
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height: 40,
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decoration: BoxDecoration(
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color: SColors.surface,
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borderRadius: BorderRadius.circular(12),
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border: Border.all(color: SColors.border),
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),
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child: const Icon(Icons.arrow_back_ios_new_rounded, size: 16, color: SColors.textPrimary),
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),
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),
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const Spacer(),
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Text(
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'${_step + 1} of $_totalSteps',
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style: GoogleFonts.plusJakartaSans(
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fontSize: 13,
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fontWeight: FontWeight.w600,
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color: SColors.textSecondary,
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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 _progressBar() {
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return Padding(
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padding: const EdgeInsets.fromLTRB(16, 12, 16, 0),
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child: ClipRRect(
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borderRadius: BorderRadius.circular(4),
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child: LinearProgressIndicator(
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value: (_step + 1) / _totalSteps,
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backgroundColor: SColors.border,
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valueColor: const AlwaysStoppedAnimation<Color>(SColors.primary),
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minHeight: 4,
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),
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),
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);
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}
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Widget _bottomBar() {
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return Padding(
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padding: const EdgeInsets.fromLTRB(24, 12, 24, 28),
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child: PrimaryButton(
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label: _step == _totalSteps - 1 ? 'See my results ✨' : 'Continue',
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icon: _step == _totalSteps - 1 ? null : Icons.arrow_forward_rounded,
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enabled: _canProceed,
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onTap: _next,
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),
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);
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}
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}
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// ── Step 1: Name ──────────────────────────────────────────────────────────────
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class _NameStep extends StatelessWidget {
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final TextEditingController ctrl;
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final ValueChanged<String> onChanged;
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const _NameStep({required this.ctrl, required this.onChanged});
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@override
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Widget build(BuildContext context) {
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return SingleChildScrollView(
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padding: const EdgeInsets.fromLTRB(24, 32, 24, 16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'Hey! What\'s\nyour name? 👋',
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style: GoogleFonts.plusJakartaSans(
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fontSize: 30,
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fontWeight: FontWeight.w800,
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color: SColors.textPrimary,
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height: 1.2,
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),
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).animate().fadeIn(duration: 400.ms).slideY(begin: 0.1, end: 0),
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const SizedBox(height: 8),
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Text(
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'I\'ll personalise your routine just for you.',
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style: GoogleFonts.plusJakartaSans(
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fontSize: 15,
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color: SColors.textSecondary,
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),
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).animate().fadeIn(duration: 400.ms, delay: 100.ms),
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const SizedBox(height: 36),
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TextField(
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controller: ctrl,
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onChanged: onChanged,
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autofocus: true,
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textCapitalization: TextCapitalization.words,
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style: GoogleFonts.plusJakartaSans(
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fontSize: 18,
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fontWeight: FontWeight.w600,
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color: SColors.textPrimary,
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),
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decoration: InputDecoration(
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hintText: 'Your first name',
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hintStyle: GoogleFonts.plusJakartaSans(
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color: SColors.textSecondary,
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fontWeight: FontWeight.w400,
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),
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filled: true,
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fillColor: SColors.surface,
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contentPadding: const EdgeInsets.symmetric(horizontal: 20, vertical: 18),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(16),
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borderSide: const BorderSide(color: SColors.border),
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),
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enabledBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(16),
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borderSide: const BorderSide(color: SColors.border, width: 1.5),
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),
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(16),
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borderSide: const BorderSide(color: SColors.primary, width: 2),
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),
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),
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).animate().fadeIn(duration: 400.ms, delay: 200.ms),
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],
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),
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);
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}
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}
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// ── Step 2: Skin Type ─────────────────────────────────────────────────────────
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class _SkinTypeStep extends StatelessWidget {
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final String selected;
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final ValueChanged<String> onSelect;
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const _SkinTypeStep({required this.selected, required this.onSelect});
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static const _options = [
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(Icons.water_drop_rounded, 'Oily', 'Shiny by midday, large pores'),
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(Icons.grass_rounded, 'Dry', 'Tight, flaky, rough patches'),
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(Icons.blur_on_rounded, 'Combination', 'Oily T-zone, dry cheeks'),
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(Icons.sentiment_satisfied_alt_rounded, 'Normal', 'Balanced, minimal issues'),
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(Icons.help_outline_rounded, 'Not sure', 'Help me figure it out'),
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];
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@override
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Widget build(BuildContext context) {
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return SingleChildScrollView(
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padding: const EdgeInsets.fromLTRB(24, 32, 24, 16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'What\'s your\nskin type?',
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style: GoogleFonts.plusJakartaSans(
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fontSize: 30,
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fontWeight: FontWeight.w800,
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color: SColors.textPrimary,
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height: 1.2,
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),
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).animate().fadeIn(duration: 400.ms),
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const SizedBox(height: 8),
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Text(
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'Choose the one that best describes your skin.',
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style: GoogleFonts.plusJakartaSans(fontSize: 15, color: SColors.textSecondary),
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).animate().fadeIn(duration: 400.ms, delay: 100.ms),
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const SizedBox(height: 24),
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...List.generate(_options.length, (i) {
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final (icon, label, sub) = _options[i];
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return Padding(
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padding: const EdgeInsets.only(bottom: 10),
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child: QuizOptionRow(
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icon: icon,
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label: label,
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sub: sub,
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isSelected: selected == label,
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onTap: () => onSelect(label),
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).animate().fadeIn(duration: 300.ms, delay: (100 + i * 60).ms)
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.slideX(begin: 0.05, end: 0, duration: 300.ms),
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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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// ── Step 3: Age ───────────────────────────────────────────────────────────────
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class _AgeStep extends StatelessWidget {
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final String selected;
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final ValueChanged<String> onSelect;
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const _AgeStep({required this.selected, required this.onSelect});
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static const _options = [
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(Icons.star_rounded, 'Under 25', 'Young & preventive care'),
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(Icons.hourglass_bottom_rounded, '25–35', 'Early anti-aging focus'),
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(Icons.wb_sunny_rounded, '35–45', 'Targeted treatments'),
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(Icons.nightlight_round, '45–60', 'Deep renewal & firming'),
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(Icons.diamond_rounded, '60+', 'Intensive care & radiance'),
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];
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@override
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Widget build(BuildContext context) {
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return SingleChildScrollView(
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padding: const EdgeInsets.fromLTRB(24, 32, 24, 16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'How old\nare you?',
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style: GoogleFonts.plusJakartaSans(
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fontSize: 30,
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fontWeight: FontWeight.w800,
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color: SColors.textPrimary,
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height: 1.2,
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),
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).animate().fadeIn(duration: 400.ms),
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const SizedBox(height: 8),
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Text(
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'Skin changes with age — this helps us tailor advice.',
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style: GoogleFonts.plusJakartaSans(fontSize: 15, color: SColors.textSecondary),
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).animate().fadeIn(duration: 400.ms, delay: 100.ms),
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const SizedBox(height: 24),
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...List.generate(_options.length, (i) {
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final (icon, label, sub) = _options[i];
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return Padding(
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padding: const EdgeInsets.only(bottom: 10),
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child: QuizOptionRow(
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icon: icon,
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label: label,
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sub: sub,
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isSelected: selected == label,
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onTap: () => onSelect(label),
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).animate().fadeIn(duration: 300.ms, delay: (100 + i * 60).ms)
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.slideX(begin: 0.05, end: 0, duration: 300.ms),
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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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// ── Step 4: Concerns ──────────────────────────────────────────────────────────
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class _ConcernsStep extends StatelessWidget {
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final List<String> selected;
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final ValueChanged<String> onToggle;
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const _ConcernsStep({required this.selected, required this.onToggle});
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static const _options = [
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(Icons.face_retouching_natural, 'Breakouts', 'Acne, blackheads, congestion'),
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(Icons.cloud_rounded, 'Dullness', 'Tired, uneven, grey skin'),
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(Icons.air_rounded, 'Dryness', 'Tight, rough, flaking'),
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(Icons.format_align_justify_rounded, 'Fine lines', 'Wrinkles, loss of firmness'),
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(Icons.adjust_rounded, 'Dark spots', 'Hyperpigmentation, melasma'),
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(Icons.local_fire_department_rounded, 'Redness', 'Sensitivity, flushing, rosacea'),
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];
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@override
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Widget build(BuildContext context) {
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return SingleChildScrollView(
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padding: const EdgeInsets.fromLTRB(24, 32, 24, 16),
|
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'Your skin\nconcerns?',
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style: GoogleFonts.plusJakartaSans(
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||||
fontSize: 30,
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fontWeight: FontWeight.w800,
|
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color: SColors.textPrimary,
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||||
height: 1.2,
|
||||
),
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||||
).animate().fadeIn(duration: 400.ms),
|
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const SizedBox(height: 8),
|
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Text(
|
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'Pick up to 3 that bother you most.',
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||||
style: GoogleFonts.plusJakartaSans(fontSize: 15, color: SColors.textSecondary),
|
||||
).animate().fadeIn(duration: 400.ms, delay: 100.ms),
|
||||
const SizedBox(height: 24),
|
||||
...List.generate(_options.length, (i) {
|
||||
final (icon, label, sub) = _options[i];
|
||||
final isSelected = selected.contains(label);
|
||||
final disabled = !isSelected && selected.length >= 3;
|
||||
return Padding(
|
||||
padding: const EdgeInsets.only(bottom: 10),
|
||||
child: Opacity(
|
||||
opacity: disabled ? 0.4 : 1.0,
|
||||
child: QuizOptionRow(
|
||||
icon: icon,
|
||||
label: label,
|
||||
sub: sub,
|
||||
isSelected: isSelected,
|
||||
onTap: disabled ? () {} : () => onToggle(label),
|
||||
),
|
||||
).animate().fadeIn(duration: 300.ms, delay: (100 + i * 60).ms)
|
||||
.slideX(begin: 0.05, end: 0, duration: 300.ms),
|
||||
);
|
||||
}),
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
// ── Step 5: Goal ──────────────────────────────────────────────────────────────
|
||||
|
||||
class _GoalStep extends StatelessWidget {
|
||||
final String selected;
|
||||
final ValueChanged<String> onSelect;
|
||||
|
||||
const _GoalStep({required this.selected, required this.onSelect});
|
||||
|
||||
static const _options = [
|
||||
(Icons.auto_awesome_rounded, 'Healthy glow', 'Radiant, dewy, lit-from-within'),
|
||||
(Icons.shield_rounded, 'Clear skin', 'Blemish-free, smooth texture'),
|
||||
(Icons.access_time_rounded, 'Slow aging', 'Firm, youthful, preventive'),
|
||||
(Icons.palette_rounded, 'Even tone', 'Balanced, bright complexion'),
|
||||
];
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
return SingleChildScrollView(
|
||||
padding: const EdgeInsets.fromLTRB(24, 32, 24, 16),
|
||||
child: Column(
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
Text(
|
||||
'Your skin\ngoal?',
|
||||
style: GoogleFonts.plusJakartaSans(
|
||||
fontSize: 30,
|
||||
fontWeight: FontWeight.w800,
|
||||
color: SColors.textPrimary,
|
||||
height: 1.2,
|
||||
),
|
||||
).animate().fadeIn(duration: 400.ms),
|
||||
const SizedBox(height: 8),
|
||||
Text(
|
||||
'Pick one — we\'ll build your plan around it.',
|
||||
style: GoogleFonts.plusJakartaSans(fontSize: 15, color: SColors.textSecondary),
|
||||
).animate().fadeIn(duration: 400.ms, delay: 100.ms),
|
||||
const SizedBox(height: 24),
|
||||
...List.generate(_options.length, (i) {
|
||||
final (icon, label, sub) = _options[i];
|
||||
return Padding(
|
||||
padding: const EdgeInsets.only(bottom: 10),
|
||||
child: QuizOptionRow(
|
||||
icon: icon,
|
||||
label: label,
|
||||
sub: sub,
|
||||
isSelected: selected == label,
|
||||
onTap: () => onSelect(label),
|
||||
).animate().fadeIn(duration: 300.ms, delay: (100 + i * 60).ms)
|
||||
.slideX(begin: 0.05, end: 0, duration: 300.ms),
|
||||
);
|
||||
}),
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user