gcx/frontend/mobile/lib/features/auth/presentation/pages/register_page.dart

288 lines
9.8 KiB
Dart

import 'package:flutter/material.dart';
import '../../../../app/i18n/app_localizations.dart';
import '../../../../app/theme/app_colors.dart';
import '../../../../app/theme/app_typography.dart';
import '../../../../app/theme/app_spacing.dart';
import '../../../../shared/widgets/genex_button.dart';
/// A1. 手机号注册页
///
/// 手机号输入、获取验证码、设置密码、用户协议勾选
/// 注册成功后后台静默创建MPC钱包
class RegisterPage extends StatefulWidget {
final bool isEmail;
const RegisterPage({super.key, this.isEmail = false});
@override
State<RegisterPage> createState() => _RegisterPageState();
}
class _RegisterPageState extends State<RegisterPage> {
final _accountController = TextEditingController();
final _codeController = TextEditingController();
final _passwordController = TextEditingController();
bool _obscurePassword = true;
bool _agreeTerms = false;
@override
void dispose() {
_accountController.dispose();
_codeController.dispose();
_passwordController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
leading: IconButton(
icon: const Icon(Icons.arrow_back_ios_new_rounded, size: 20),
onPressed: () => Navigator.of(context).pop(),
),
),
body: SafeArea(
child: SingleChildScrollView(
padding: AppSpacing.pagePadding,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const SizedBox(height: 16),
Text(context.t('register.title'), style: AppTypography.displayMedium),
const SizedBox(height: 8),
Text(
widget.isEmail ? context.t('register.emailSubtitle') : context.t('register.phoneSubtitle'),
style: AppTypography.bodyLarge.copyWith(color: AppColors.textSecondary),
),
const SizedBox(height: 40),
// Step indicator
_buildStepIndicator(),
const SizedBox(height: 32),
// Account Input (Phone/Email)
Text(
widget.isEmail ? context.t('register.email') : context.t('register.phone'),
style: AppTypography.labelMedium,
),
const SizedBox(height: 8),
TextField(
controller: _accountController,
keyboardType:
widget.isEmail ? TextInputType.emailAddress : TextInputType.phone,
decoration: InputDecoration(
hintText: widget.isEmail ? context.t('register.emailHint') : context.t('register.phoneHint'),
prefixIcon: Icon(
widget.isEmail ? Icons.email_outlined : Icons.phone_android_rounded,
color: AppColors.textTertiary,
),
),
),
const SizedBox(height: 20),
// Verification Code
Text(context.t('register.code'), style: AppTypography.labelMedium),
const SizedBox(height: 8),
Row(
children: [
Expanded(
child: TextField(
controller: _codeController,
keyboardType: TextInputType.number,
maxLength: 6,
decoration: InputDecoration(
hintText: context.t('register.codeHint'),
counterText: '',
prefixIcon: Icon(Icons.shield_outlined, color: AppColors.textTertiary),
),
),
),
const SizedBox(width: 12),
SizedBox(
height: AppSpacing.inputHeight,
child: GenexButton(
label: context.t('register.getCode'),
variant: GenexButtonVariant.secondary,
size: GenexButtonSize.medium,
fullWidth: false,
onPressed: () {},
),
),
],
),
const SizedBox(height: 20),
// Password
Text(context.t('register.setPassword'), style: AppTypography.labelMedium),
const SizedBox(height: 8),
TextField(
controller: _passwordController,
obscureText: _obscurePassword,
decoration: InputDecoration(
hintText: context.t('register.passwordHint'),
prefixIcon: const Icon(Icons.lock_outline_rounded, color: AppColors.textTertiary),
suffixIcon: IconButton(
icon: Icon(
_obscurePassword
? Icons.visibility_off_outlined
: Icons.visibility_outlined,
color: AppColors.textTertiary,
size: 20,
),
onPressed: () => setState(() => _obscurePassword = !_obscurePassword),
),
),
),
const SizedBox(height: 8),
_buildPasswordStrength(),
const SizedBox(height: 32),
// Terms Agreement
Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
SizedBox(
width: 20,
height: 20,
child: Checkbox(
value: _agreeTerms,
onChanged: (v) => setState(() => _agreeTerms = v ?? false),
activeColor: AppColors.primary,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(4)),
),
),
const SizedBox(width: 8),
Expanded(
child: GestureDetector(
onTap: () => setState(() => _agreeTerms = !_agreeTerms),
child: RichText(
text: TextSpan(
style: AppTypography.bodySmall,
children: [
TextSpan(text: '${context.t('register.agreement')} '),
TextSpan(
text: context.t('register.userAgreement'),
style: AppTypography.bodySmall.copyWith(color: AppColors.primary),
),
const TextSpan(text: ' & '),
TextSpan(
text: context.t('register.privacyPolicy'),
style: AppTypography.bodySmall.copyWith(color: AppColors.primary),
),
],
),
),
),
),
],
),
const SizedBox(height: 32),
// Register Button
GenexButton(
label: context.t('register.submit'),
onPressed: _agreeTerms ? () {
Navigator.pushReplacementNamed(context, '/main');
} : null,
),
const SizedBox(height: 40),
],
),
),
),
);
}
Widget _buildStepIndicator() {
return Row(
children: [
_buildStep(1, context.t('register.stepVerify'), true),
_buildStepLine(true),
_buildStep(2, context.t('register.stepPassword'), true),
_buildStepLine(false),
_buildStep(3, context.t('register.stepDone'), false),
],
);
}
Widget _buildStep(int number, String label, bool active) {
return Column(
children: [
Container(
width: 28,
height: 28,
decoration: BoxDecoration(
color: active ? AppColors.primary : AppColors.gray200,
shape: BoxShape.circle,
),
child: Center(
child: Text(
'$number',
style: TextStyle(
color: active ? Colors.white : AppColors.textTertiary,
fontSize: 13,
fontWeight: FontWeight.w600,
),
),
),
),
const SizedBox(height: 4),
Text(
label,
style: AppTypography.caption.copyWith(
color: active ? AppColors.primary : AppColors.textTertiary,
),
),
],
);
}
Widget _buildStepLine(bool active) {
return Expanded(
child: Container(
height: 2,
margin: const EdgeInsets.only(bottom: 18),
color: active ? AppColors.primary : AppColors.gray200,
),
);
}
Widget _buildPasswordStrength() {
final password = _passwordController.text;
final hasLength = password.length >= 8;
final hasLetter = RegExp(r'[a-zA-Z]').hasMatch(password);
final hasDigit = RegExp(r'\d').hasMatch(password);
return Row(
children: [
_buildCheck(context.t('register.rule8chars'), hasLength),
const SizedBox(width: 16),
_buildCheck(context.t('register.ruleLetter'), hasLetter),
const SizedBox(width: 16),
_buildCheck(context.t('register.ruleNumber'), hasDigit),
],
);
}
Widget _buildCheck(String label, bool passed) {
return Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
passed ? Icons.check_circle_rounded : Icons.circle_outlined,
size: 14,
color: passed ? AppColors.success : AppColors.textTertiary,
),
const SizedBox(width: 4),
Text(
label,
style: AppTypography.caption.copyWith(
color: passed ? AppColors.success : AppColors.textTertiary,
),
),
],
);
}
}