Files
unionflow-server-api/unionflow-mobile-apps/lib/features/cotisations/presentation/pages/wave_payment_page.dart
2025-09-17 17:54:06 +00:00

698 lines
22 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:url_launcher/url_launcher.dart';
import '../../../../core/di/injection.dart';
import '../../../../core/models/cotisation_model.dart';
import '../../../../core/models/payment_model.dart';
import '../../../../core/models/wave_checkout_session_model.dart';
import '../../../../core/services/wave_payment_service.dart';
import '../../../../shared/theme/app_theme.dart';
import '../../../../shared/widgets/buttons/primary_button.dart';
import '../../../../shared/widgets/common/unified_page_layout.dart';
import '../bloc/cotisations_bloc.dart';
import '../bloc/cotisations_event.dart';
import '../bloc/cotisations_state.dart';
/// Page dédiée aux paiements Wave Money
/// Interface moderne et sécurisée pour les paiements mobiles
class WavePaymentPage extends StatefulWidget {
final CotisationModel cotisation;
const WavePaymentPage({
super.key,
required this.cotisation,
});
@override
State<WavePaymentPage> createState() => _WavePaymentPageState();
}
class _WavePaymentPageState extends State<WavePaymentPage>
with TickerProviderStateMixin {
late CotisationsBloc _cotisationsBloc;
late WavePaymentService _wavePaymentService;
late AnimationController _animationController;
late AnimationController _pulseController;
late Animation<double> _fadeAnimation;
late Animation<double> _slideAnimation;
late Animation<double> _pulseAnimation;
final _formKey = GlobalKey<FormState>();
final _phoneController = TextEditingController();
final _nameController = TextEditingController();
final _emailController = TextEditingController();
bool _isProcessing = false;
bool _termsAccepted = false;
WaveCheckoutSessionModel? _currentSession;
String? _paymentUrl;
@override
void initState() {
super.initState();
_cotisationsBloc = getIt<CotisationsBloc>();
_wavePaymentService = getIt<WavePaymentService>();
// Animations
_animationController = AnimationController(
duration: const Duration(milliseconds: 800),
vsync: this,
);
_pulseController = AnimationController(
duration: const Duration(milliseconds: 1500),
vsync: this,
);
_fadeAnimation = Tween<double>(begin: 0.0, end: 1.0).animate(
CurvedAnimation(parent: _animationController, curve: Curves.easeOut),
);
_slideAnimation = Tween<double>(begin: 50.0, end: 0.0).animate(
CurvedAnimation(parent: _animationController, curve: Curves.easeOutCubic),
);
_pulseAnimation = Tween<double>(begin: 1.0, end: 1.1).animate(
CurvedAnimation(parent: _pulseController, curve: Curves.easeInOut),
);
_animationController.forward();
_pulseController.repeat(reverse: true);
// Pré-remplir les champs si disponible
_nameController.text = widget.cotisation.nomMembre;
}
@override
void dispose() {
_phoneController.dispose();
_nameController.dispose();
_emailController.dispose();
_animationController.dispose();
_pulseController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return BlocProvider.value(
value: _cotisationsBloc,
child: UnifiedPageLayout(
title: 'Paiement Wave Money',
subtitle: 'Paiement sécurisé et instantané',
showBackButton: true,
backgroundColor: AppTheme.backgroundLight,
child: BlocConsumer<CotisationsBloc, CotisationsState>(
listener: _handleBlocState,
builder: (context, state) {
return FadeTransition(
opacity: _fadeAnimation,
child: Transform.translate(
offset: Offset(0, _slideAnimation.value),
child: SingleChildScrollView(
padding: const EdgeInsets.all(16),
child: Form(
key: _formKey,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
_buildWaveHeader(),
const SizedBox(height: 24),
_buildCotisationSummary(),
const SizedBox(height: 24),
_buildPaymentForm(),
const SizedBox(height: 24),
_buildSecurityInfo(),
const SizedBox(height: 24),
_buildPaymentButton(state),
],
),
),
),
),
);
},
),
),
);
}
Widget _buildWaveHeader() {
return Container(
padding: const EdgeInsets.all(20),
decoration: BoxDecoration(
gradient: const LinearGradient(
colors: [Color(0xFF00D4FF), Color(0xFF0099CC)],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
),
borderRadius: BorderRadius.circular(16),
boxShadow: [
BoxShadow(
color: const Color(0xFF00D4FF).withOpacity(0.3),
blurRadius: 12,
offset: const Offset(0, 4),
),
],
),
child: Row(
children: [
ScaleTransition(
scale: _pulseAnimation,
child: Container(
width: 60,
height: 60,
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(30),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.1),
blurRadius: 8,
offset: const Offset(0, 2),
),
],
),
child: const Icon(
Icons.waves,
size: 32,
color: Color(0xFF00D4FF),
),
),
),
const SizedBox(width: 16),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'Wave Money',
style: TextStyle(
fontSize: 24,
fontWeight: FontWeight.bold,
color: Colors.white,
),
),
const SizedBox(height: 4),
const Text(
'Paiement mobile sécurisé',
style: TextStyle(
fontSize: 14,
color: Colors.white70,
),
),
const SizedBox(height: 8),
Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: Colors.white.withOpacity(0.2),
borderRadius: BorderRadius.circular(12),
),
child: const Text(
'🇨🇮 Côte d\'Ivoire',
style: TextStyle(
fontSize: 12,
color: Colors.white,
fontWeight: FontWeight.w500,
),
),
),
],
),
),
],
),
);
}
Widget _buildCotisationSummary() {
final remainingAmount = widget.cotisation.montantDu - widget.cotisation.montantPaye;
final fees = _wavePaymentService.calculateWaveFees(remainingAmount);
final total = remainingAmount + fees;
return Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(12),
border: Border.all(color: AppTheme.borderLight),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.05),
blurRadius: 8,
offset: const Offset(0, 2),
),
],
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'Résumé de la cotisation',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
color: AppTheme.textPrimary,
),
),
const SizedBox(height: 16),
_buildSummaryRow('Type', widget.cotisation.typeCotisation),
_buildSummaryRow('Membre', widget.cotisation.nomMembre),
_buildSummaryRow('Référence', widget.cotisation.numeroReference),
const Divider(height: 24),
_buildSummaryRow('Montant', '${remainingAmount.toStringAsFixed(0)} XOF'),
_buildSummaryRow('Frais Wave', '${fees.toStringAsFixed(0)} XOF'),
const Divider(height: 24),
_buildSummaryRow(
'Total à payer',
'${total.toStringAsFixed(0)} XOF',
isTotal: true,
),
],
),
);
}
Widget _buildSummaryRow(String label, String value, {bool isTotal = false}) {
return Padding(
padding: const EdgeInsets.symmetric(vertical: 4),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
label,
style: TextStyle(
fontSize: isTotal ? 16 : 14,
fontWeight: isTotal ? FontWeight.bold : FontWeight.normal,
color: AppTheme.textSecondary,
),
),
Text(
value,
style: TextStyle(
fontSize: isTotal ? 16 : 14,
fontWeight: FontWeight.bold,
color: isTotal ? AppTheme.primaryColor : AppTheme.textPrimary,
),
),
],
),
);
}
Widget _buildPaymentForm() {
return Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(12),
border: Border.all(color: AppTheme.borderLight),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.05),
blurRadius: 8,
offset: const Offset(0, 2),
),
],
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'Informations de paiement',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
color: AppTheme.textPrimary,
),
),
const SizedBox(height: 16),
_buildPhoneField(),
const SizedBox(height: 16),
_buildNameField(),
const SizedBox(height: 16),
_buildEmailField(),
const SizedBox(height: 16),
_buildTermsCheckbox(),
],
),
);
}
Widget _buildPhoneField() {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'Numéro Wave Money *',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.w500,
color: AppTheme.textPrimary,
),
),
const SizedBox(height: 8),
TextFormField(
controller: _phoneController,
keyboardType: TextInputType.phone,
inputFormatters: [
FilteringTextInputFormatter.digitsOnly,
LengthLimitingTextInputFormatter(10),
],
decoration: InputDecoration(
hintText: '77 123 45 67',
prefixIcon: const Icon(Icons.phone_android, color: Color(0xFF00D4FF)),
prefixText: '+225 ',
prefixStyle: const TextStyle(
color: AppTheme.textSecondary,
fontWeight: FontWeight.w500,
),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: AppTheme.borderLight),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: Color(0xFF00D4FF), width: 2),
),
filled: true,
fillColor: AppTheme.backgroundLight,
),
validator: (value) {
if (value == null || value.isEmpty) {
return 'Veuillez saisir votre numéro Wave Money';
}
if (value.length < 8) {
return 'Numéro invalide (minimum 8 chiffres)';
}
return null;
},
),
],
);
}
Widget _buildNameField() {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'Nom complet *',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.w500,
color: AppTheme.textPrimary,
),
),
const SizedBox(height: 8),
TextFormField(
controller: _nameController,
textCapitalization: TextCapitalization.words,
decoration: InputDecoration(
hintText: 'Votre nom complet',
prefixIcon: const Icon(Icons.person, color: Color(0xFF00D4FF)),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: AppTheme.borderLight),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: Color(0xFF00D4FF), width: 2),
),
filled: true,
fillColor: AppTheme.backgroundLight,
),
validator: (value) {
if (value == null || value.trim().isEmpty) {
return 'Veuillez saisir votre nom complet';
}
if (value.trim().length < 2) {
return 'Le nom doit contenir au moins 2 caractères';
}
return null;
},
),
],
);
}
Widget _buildEmailField() {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'Email (optionnel)',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.w500,
color: AppTheme.textPrimary,
),
),
const SizedBox(height: 8),
TextFormField(
controller: _emailController,
keyboardType: TextInputType.emailAddress,
decoration: InputDecoration(
hintText: 'votre.email@exemple.com',
prefixIcon: const Icon(Icons.email, color: Color(0xFF00D4FF)),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: AppTheme.borderLight),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: Color(0xFF00D4FF), width: 2),
),
filled: true,
fillColor: AppTheme.backgroundLight,
),
validator: (value) {
if (value != null && value.isNotEmpty) {
if (!RegExp(r'^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$').hasMatch(value)) {
return 'Format d\'email invalide';
}
}
return null;
},
),
],
);
}
Widget _buildTermsCheckbox() {
return Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Checkbox(
value: _termsAccepted,
onChanged: (value) {
setState(() {
_termsAccepted = value ?? false;
});
},
activeColor: const Color(0xFF00D4FF),
),
Expanded(
child: GestureDetector(
onTap: () {
setState(() {
_termsAccepted = !_termsAccepted;
});
},
child: const Text(
'J\'accepte les conditions d\'utilisation de Wave Money et autorise le prélèvement du montant indiqué.',
style: TextStyle(
fontSize: 12,
color: AppTheme.textSecondary,
),
),
),
),
],
);
}
Widget _buildSecurityInfo() {
return Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: const Color(0xFFF0F9FF),
borderRadius: BorderRadius.circular(12),
border: Border.all(color: const Color(0xFF00D4FF).withOpacity(0.2)),
),
child: Column(
children: [
Row(
children: [
Container(
padding: const EdgeInsets.all(8),
decoration: BoxDecoration(
color: const Color(0xFF00D4FF).withOpacity(0.1),
borderRadius: BorderRadius.circular(8),
),
child: const Icon(
Icons.security,
color: Color(0xFF00D4FF),
size: 20,
),
),
const SizedBox(width: 12),
const Expanded(
child: Text(
'Paiement 100% sécurisé',
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
color: AppTheme.textPrimary,
),
),
),
],
),
const SizedBox(height: 12),
const Text(
'• Chiffrement SSL/TLS de bout en bout\n'
'• Conformité aux standards PCI DSS\n'
'• Aucune donnée bancaire stockée\n'
'• Transaction instantanée et traçable',
style: TextStyle(
fontSize: 12,
color: AppTheme.textSecondary,
height: 1.4,
),
),
],
),
);
}
Widget _buildPaymentButton(CotisationsState state) {
final isLoading = state is PaymentInProgress || _isProcessing;
final canPay = _formKey.currentState?.validate() == true &&
_termsAccepted &&
_phoneController.text.isNotEmpty &&
!isLoading;
return SizedBox(
width: double.infinity,
child: PrimaryButton(
text: isLoading
? 'Traitement en cours...'
: 'Payer avec Wave Money',
icon: isLoading ? null : Icons.waves,
onPressed: canPay ? _processWavePayment : null,
isLoading: isLoading,
backgroundColor: const Color(0xFF00D4FF),
),
);
}
void _handleBlocState(BuildContext context, CotisationsState state) {
if (state is PaymentSuccess) {
_showPaymentSuccessDialog(state.payment);
} else if (state is PaymentFailure) {
_showPaymentErrorDialog(state.errorMessage);
}
}
void _processWavePayment() async {
if (!_formKey.currentState!.validate() || !_termsAccepted) {
return;
}
setState(() {
_isProcessing = true;
});
try {
final remainingAmount = widget.cotisation.montantDu - widget.cotisation.montantPaye;
// Initier le paiement Wave via le BLoC
_cotisationsBloc.add(InitiatePayment(
cotisationId: widget.cotisation.id,
montant: remainingAmount,
methodePaiement: 'WAVE',
numeroTelephone: _phoneController.text.trim(),
nomPayeur: _nameController.text.trim(),
emailPayeur: _emailController.text.trim().isEmpty
? null
: _emailController.text.trim(),
));
} catch (e) {
setState(() {
_isProcessing = false;
});
_showPaymentErrorDialog('Erreur lors de l\'initiation du paiement: $e');
}
}
void _showPaymentSuccessDialog(PaymentModel payment) {
showDialog(
context: context,
barrierDismissible: false,
builder: (context) => AlertDialog(
title: const Row(
children: [
Icon(Icons.check_circle, color: AppTheme.successColor, size: 28),
SizedBox(width: 8),
Text('Paiement réussi !'),
],
),
content: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text('Votre paiement de ${payment.montant.toStringAsFixed(0)} XOF a été confirmé.'),
const SizedBox(height: 12),
Container(
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: AppTheme.backgroundLight,
borderRadius: BorderRadius.circular(8),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text('Référence: ${payment.numeroReference}'),
Text('Transaction: ${payment.numeroTransaction ?? 'N/A'}'),
Text('Date: ${DateTime.now().toString().substring(0, 16)}'),
],
),
),
],
),
actions: [
TextButton(
onPressed: () {
Navigator.of(context).pop();
Navigator.of(context).pop(); // Retour à la liste
},
child: const Text('Fermer'),
),
],
),
);
}
void _showPaymentErrorDialog(String errorMessage) {
showDialog(
context: context,
builder: (context) => AlertDialog(
title: const Row(
children: [
Icon(Icons.error, color: AppTheme.errorColor, size: 28),
SizedBox(width: 8),
Text('Erreur de paiement'),
],
),
content: Text(errorMessage),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(),
child: const Text('OK'),
),
],
),
);
}
}