Yojna & Cheque done
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334
lib/features/cheque/screens/positive_pay_screen.dart
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334
lib/features/cheque/screens/positive_pay_screen.dart
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import 'dart:convert';
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import 'package:dio/dio.dart';
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import 'package:flutter/material.dart';
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import 'package:kmobile/api/services/cheque_service.dart';
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import 'package:kmobile/data/models/user.dart';
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import 'package:kmobile/di/injection.dart';
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import 'package:kmobile/features/fund_transfer/screens/transaction_pin_screen.dart';
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import 'package:kmobile/l10n/app_localizations.dart';
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class PositivePayScreen extends StatefulWidget {
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final List<User> users;
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final int selectedIndex;
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const PositivePayScreen({
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super.key,
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required this.users,
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required this.selectedIndex,
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});
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@override
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State<PositivePayScreen> createState() => _PositivePayScreenState();
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}
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class _PositivePayScreenState extends State<PositivePayScreen> {
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User? _selectedAccount;
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List<User> _filteredUsers = [];
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final _formKey = GlobalKey<FormState>();
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final _chequeNumberController = TextEditingController();
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final _chequeDateController = TextEditingController();
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final _amountController = TextEditingController();
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final _payeeController = TextEditingController();
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final _chequeService = getIt<ChequeService>();
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String? _ciFromCheque;
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String? _ciToCheque;
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@override
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void initState() {
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super.initState();
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_filteredUsers = widget.users
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.where((user) => ['SA', 'SB', 'CA', 'CC'].contains(user.accountType))
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.toList();
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// Pre-fill the account number if possible
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if (widget.users.isNotEmpty && widget.selectedIndex < widget.users.length) {
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if (_filteredUsers.isNotEmpty) {
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if (_filteredUsers.contains(widget.users[widget.selectedIndex])) {
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_selectedAccount = widget.users[widget.selectedIndex];
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} else {
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_selectedAccount = _filteredUsers.first;
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}
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} else {
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_selectedAccount = widget.users[widget.selectedIndex];
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}
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} else {
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if (_filteredUsers.isNotEmpty) {
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_selectedAccount = _filteredUsers.first;
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}
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}
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_loadChequeDetails();
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}
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Future<void> _loadChequeDetails() async {
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if (_selectedAccount == null) return;
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String instrType;
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switch (_selectedAccount!.accountType) {
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case 'SA':
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case 'SB':
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instrType = '10';
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break;
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case 'CA':
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instrType = '11';
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break;
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case 'CC':
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instrType = '13';
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break;
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default:
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instrType = '10';
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}
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try {
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final data = await _chequeService.ChequeEnquiry(
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accountNumber: _selectedAccount!.accountNo!,
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instrType: instrType,
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);
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final ciCheque = data.where((cheque) => cheque.type == 'CI').toList();
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if (mounted) {
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setState(() {
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if (ciCheque.isNotEmpty) {
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_ciFromCheque = ciCheque.first.fromCheque;
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_ciToCheque = ciCheque.first.toCheque;
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} else {
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_ciFromCheque = null;
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_ciToCheque = null;
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}
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});
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}
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} catch (e) {
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if (mounted) {
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setState(() {
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_ciFromCheque = null;
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_ciToCheque = null;
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});
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}
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}
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}
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@override
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void dispose() {
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_chequeNumberController.dispose();
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_chequeDateController.dispose();
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_amountController.dispose();
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_payeeController.dispose();
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super.dispose();
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}
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Future<void> _showResponseDialog(String title, String message) async {
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return showDialog<void>(
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context: context,
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barrierDismissible: false, // user must tap button!
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builder: (BuildContext context) {
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return AlertDialog(
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title: Text(title),
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content: SingleChildScrollView(
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child: ListBody(
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children: <Widget>[
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Text(message),
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],
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),
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),
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actions: <Widget>[
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TextButton(
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child: Text(AppLocalizations.of(context).closeButton),
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onPressed: () {
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Navigator.of(context).pop();
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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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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: Text(
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AppLocalizations.of(context).positivePay, // Will be replaced by localization
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),
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centerTitle: false,
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),
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body: SingleChildScrollView(
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padding: const EdgeInsets.all(16.0),
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child: Form(
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key: _formKey,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: <Widget>[
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const SizedBox(height: 16.0),
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DropdownButtonFormField<User>(
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value: _selectedAccount,
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decoration: InputDecoration(
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labelText: AppLocalizations.of(context).accountNumber,
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border: const OutlineInputBorder(),
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),
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items: _filteredUsers.map((user) {
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return DropdownMenuItem<User>(
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value: user,
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child: Text(user.accountNo.toString()),
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);
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}).toList(),
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onChanged: (User? newUser) {
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setState(() {
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_selectedAccount = newUser;
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_loadChequeDetails();
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});
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},
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validator: (value) {
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if (value == null) {
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return AppLocalizations.of(context).accountNumberRequired;
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}
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return null;
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},
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),
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const SizedBox(height: 16.0),
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TextFormField(
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controller: _chequeNumberController,
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decoration: InputDecoration(
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labelText: AppLocalizations.of(context).chequeNumberLabel,
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border: const OutlineInputBorder(),
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errorMaxLines: 2,
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),
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keyboardType: TextInputType.number,
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validator: (value) {
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if (value == null || value.isEmpty) {
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return AppLocalizations.of(context).pleaseEnterChequeNumber;
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}
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final chequeNumber = int.tryParse(value);
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final fromCheque = int.tryParse(_ciFromCheque ?? '');
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final toCheque = int.tryParse(_ciToCheque ?? '');
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if (chequeNumber == null) {
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return AppLocalizations.of(context).invalidChequeNumberFormatError;
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}
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if (fromCheque != null && toCheque != null) {
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if (chequeNumber < fromCheque || chequeNumber > toCheque) {
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return AppLocalizations.of(context).chequeNumberRangeError(
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_ciFromCheque!, _ciToCheque!);
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}
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}
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return null;
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},
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),
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const SizedBox(height: 16.0),
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TextFormField(
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controller: _chequeDateController,
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decoration: InputDecoration(
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labelText: AppLocalizations.of(context).chequeIssuedDate,
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border: const OutlineInputBorder(),
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suffixIcon: const Icon(Icons.calendar_today),
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),
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readOnly: true,
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onTap: () async {
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DateTime? pickedDate = await showDatePicker(
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context: context,
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initialDate: DateTime.now(),
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firstDate: DateTime(2000),
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lastDate: DateTime.now(),
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);
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if (pickedDate != null) {
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// Format the date as you wish
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String formattedDate = "${pickedDate.year}-${pickedDate.month.toString().padLeft(2, '0')}-${pickedDate.day.toString().padLeft(2, '0')}";
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_chequeDateController.text = formattedDate;
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}
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},
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validator: (value) {
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if (value == null || value.isEmpty) {
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return AppLocalizations.of(context).pleaseSelectChequeIssuedDate;
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}
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return null;
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},
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),
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const SizedBox(height: 16.0),
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TextFormField(
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controller: _payeeController,
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decoration: InputDecoration(
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labelText: AppLocalizations.of(context).payeeName,
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border: const OutlineInputBorder(),
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),
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),
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const SizedBox(height: 16.0),
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TextFormField(
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controller: _amountController,
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decoration: InputDecoration(
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labelText: AppLocalizations.of(context).amountLabel,
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border: const OutlineInputBorder(),
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prefixText: '₹ ',
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),
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keyboardType: const TextInputType.numberWithOptions(decimal: true),
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validator: (value) {
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if (value == null || value.isEmpty) {
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return AppLocalizations.of(context).pleaseEnterAmount;
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}
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return null;
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},
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),
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const SizedBox(height: 32.0),
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ElevatedButton(
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onPressed: () {
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if (_formKey.currentState!.validate()) {
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// Process data
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => TransactionPinScreen(
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onPinCompleted: (ctx, pin) async {
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Navigator.pop(context);
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try {
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final response = await _chequeService.registerPPS(
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cheque_no: _chequeNumberController.text,
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account_number:
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_selectedAccount!.accountNo!,
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issue_date:
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_chequeDateController.text,
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amount: _amountController.text,
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payee_name: _payeeController.text,
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tpin: pin,
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);
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if (!mounted) return;
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String responseString = response.toString();
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if(responseString == 'PPS Registered Successfully'){
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_showResponseDialog('REGISTRATION SUCCESFUL',
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'Your Positive Pay Request has been registered succesfully');
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}
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if(responseString.contains('Cheque already registered')){
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_showResponseDialog('ERROR',
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'Your Request for the selected cheque number has already been registered');
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}
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if(responseString.contains('INCORRECT_TPIN')){
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_showResponseDialog('Invalid TPIN',
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'The TPIN you entered is incorrect. Please try again.');
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}
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} on DioException catch (e) {
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try {
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final errorBodyString =
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e.toString().split('Exception: ')[1];
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final errorBody = jsonDecode(errorBodyString);
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if (errorBody.containsKey('error') &&
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errorBody['error'] == 'INCORRECT_TPIN') {
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_showResponseDialog('Invalid TPIN',
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'The TPIN you entered is incorrect. Please try again.');
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} else {
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_showResponseDialog(
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'Error', 'Internal Server Error');
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}
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} catch (_) {
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_showResponseDialog(
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'Error', 'Internal Server Error');
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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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child: Text(AppLocalizations.of(context).proceedButton),
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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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