519 lines
18 KiB
Dart
519 lines
18 KiB
Dart
import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:material_symbols_icons/material_symbols_icons.dart';
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import 'package:shimmer/shimmer.dart';
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import 'package:kmobile/data/models/transaction.dart';
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import 'package:kmobile/data/repositories/transaction_repository.dart';
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import 'package:kmobile/di/injection.dart';
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import '../../../l10n/app_localizations.dart';
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import 'transaction_details_screen.dart';
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import 'package:pdf/widgets.dart' as pw;
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import 'package:permission_handler/permission_handler.dart';
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import 'package:device_info_plus/device_info_plus.dart';
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class AccountStatementScreen extends StatefulWidget {
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final String accountNo;
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final String balance;
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final String accountType;
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const AccountStatementScreen({
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super.key,
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required this.accountNo,
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required this.balance,
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required this.accountType,
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});
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@override
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State<AccountStatementScreen> createState() => _AccountStatementScreen();
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}
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class _AccountStatementScreen extends State<AccountStatementScreen> {
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DateTime? fromDate;
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DateTime? toDate;
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bool _txLoading = true;
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List<Transaction> _transactions = [];
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final _minAmountController = TextEditingController();
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final _maxAmountController = TextEditingController();
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//Future<Map<String, dynamic>?>? accountStatementsFuture;
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@override
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void initState() {
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super.initState();
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_loadTransactions();
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}
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Future<void> _loadTransactions() async {
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setState(() {
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_txLoading = true;
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_transactions = [];
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});
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try {
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final repo = getIt<TransactionRepository>();
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final txs = await repo.fetchTransactions(
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widget.accountNo,
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fromDate: fromDate,
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toDate: toDate,
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);
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setState(() => _transactions = txs);
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} catch (e) {
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if (!mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text(
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'${AppLocalizations.of(context).failedToLoadTransactions} $e',
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),
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),
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);
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} finally {
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setState(() => _txLoading = false);
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}
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}
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Future<void> _selectFromDate(BuildContext context) async {
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final now = DateTime.now();
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final picked = await showDatePicker(
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context: context,
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initialDate: fromDate ?? now,
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firstDate: DateTime(2020),
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lastDate: now,
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);
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if (picked != null) {
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setState(() {
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fromDate = picked;
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toDate = null;
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});
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}
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}
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Future<void> _selectToDate(BuildContext context) async {
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if (fromDate == null) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text(AppLocalizations.of(context).pleaseSelectDateFirst),
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),
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);
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return;
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}
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final now = DateTime.now();
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final maxToDate = fromDate!.add(const Duration(days: 31)).isBefore(now)
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? fromDate!.add(const Duration(days: 31))
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: now;
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final picked = await showDatePicker(
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context: context,
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initialDate: toDate ?? fromDate!,
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firstDate: fromDate!,
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lastDate: maxToDate,
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);
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if (picked != null) {
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setState(() => toDate = picked);
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}
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}
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String _formatDate(DateTime date) {
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return "${date.day.toString().padLeft(2, '0')}-"
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"${date.month.toString().padLeft(2, '0')}-"
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"${date.year}";
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}
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@override
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void dispose() {
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_minAmountController.dispose();
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_maxAmountController.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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appBar: AppBar(
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title: Text(
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AppLocalizations.of(context).accountStatement,
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),
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centerTitle: false,
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),
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body: Padding(
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padding: const EdgeInsets.all(12.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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Text(
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"${AppLocalizations.of(context).accountNumber}: ",
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style: const TextStyle(
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fontSize: 17,
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fontWeight: FontWeight.bold,
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),
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),
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Text(widget.accountNo, style: const TextStyle(fontSize: 17)),
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],
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),
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const SizedBox(height: 15),
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Row(
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children: [
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Text(
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"${AppLocalizations.of(context).availableBalance}: ",
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style: const TextStyle(
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fontSize: 17,
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),
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),
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Text(' ₹ ${widget.balance}',
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style: const TextStyle(fontSize: 17)),
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],
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),
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const SizedBox(height: 15),
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Text(
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AppLocalizations.of(context).filters,
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style: const TextStyle(fontSize: 17),
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),
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const SizedBox(height: 15),
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Row(
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children: [
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Expanded(
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child: GestureDetector(
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onTap: () => _selectFromDate(context),
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child: buildDateBox(
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AppLocalizations.of(context).fromDate,
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fromDate,
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),
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),
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),
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const SizedBox(width: 10),
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Expanded(
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child: GestureDetector(
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onTap: () => _selectToDate(context),
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child: buildDateBox(
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AppLocalizations.of(context).toDate,
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toDate,
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),
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),
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),
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],
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),
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const SizedBox(height: 20),
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SizedBox(
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width: double.infinity,
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child: ElevatedButton(
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onPressed: _loadTransactions,
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style: ElevatedButton.styleFrom(
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backgroundColor:
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Theme.of(context).colorScheme.primaryContainer,
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padding: const EdgeInsets.symmetric(vertical: 16),
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),
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child: Text(
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AppLocalizations.of(context).search,
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style: TextStyle(
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color: Theme.of(context).colorScheme.onPrimaryContainer,
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fontSize: 16,
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),
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),
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),
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),
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const SizedBox(height: 15),
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if (!_txLoading &&
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_transactions.isNotEmpty &&
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fromDate == null &&
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toDate == null)
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Padding(
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padding: const EdgeInsets.only(bottom: 12.0),
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child: Text(
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AppLocalizations.of(context).lastTenTransactions,
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style: TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w500,
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color: Theme.of(context).colorScheme.onSurfaceVariant,
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),
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),
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),
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Expanded(
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child: _txLoading
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? ListView.builder(
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itemCount: 3,
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itemBuilder: (_, __) => ListTile(
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leading: Shimmer.fromColors(
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baseColor: Colors.grey[300]!,
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highlightColor: Colors.grey[100]!,
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child: CircleAvatar(
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radius: 12,
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backgroundColor:
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Theme.of(context).scaffoldBackgroundColor,
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),
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),
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title: Shimmer.fromColors(
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baseColor: Colors.grey[300]!,
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highlightColor: Colors.grey[100]!,
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child: Container(
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height: 10,
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width: 100,
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color: Theme.of(context).scaffoldBackgroundColor,
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),
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),
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subtitle: Shimmer.fromColors(
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baseColor: Colors.grey[300]!,
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highlightColor: Colors.grey[100]!,
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child: Container(
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height: 8,
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width: 60,
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color: Theme.of(context).scaffoldBackgroundColor,
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),
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),
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),
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)
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: _transactions.isEmpty
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? Center(
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child: Text(
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AppLocalizations.of(context).noTransactions,
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style: TextStyle(
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fontSize: 16,
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color: Theme.of(context).colorScheme.onSurface,
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)),
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)
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: ListView.separated(
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itemCount: _transactions.length,
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itemBuilder: (context, index) {
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final tx = _transactions[index];
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return ListTile(
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leading: Icon(
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tx.type == 'CR'
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? Symbols.call_received
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: Symbols.call_made,
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color: tx.type == 'CR'
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? Colors.green
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: Theme.of(context).colorScheme.error,
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),
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title: Text(
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tx.date ?? '',
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style: const TextStyle(fontSize: 15),
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),
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subtitle: Text(
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tx.name != null
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? (tx.name!.length > 18
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? tx.name!.substring(0, 22)
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: tx.name!)
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: '',
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style: const TextStyle(fontSize: 12),
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),
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trailing: Text(
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"₹${tx.amount}",
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style: const TextStyle(fontSize: 17),
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),
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onTap: () {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (_) => TransactionDetailsScreen(
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transaction: tx),
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),
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);
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},
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);
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},
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separatorBuilder: (context, index) {
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return const Divider();
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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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floatingActionButton: FloatingActionButton(
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onPressed: () {
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_exportToPdf();
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},
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child: const Icon(Icons.download),
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),
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);
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}
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Future<void> _exportToPdf() async {
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// Step 1: Check if there are any transactions to export.
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if (_transactions.isEmpty) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('No transactions to export.'),
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),
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);
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}
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return;
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}
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var logo = await rootBundle.load('assets/images/logo.png');
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var rubik = await rootBundle.load("assets/fonts/Rubik-Regular.ttf");
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final pdf = pw.Document();
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pdf.addPage(pw.MultiPage(
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margin: const pw.EdgeInsets.all(20),
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build: (pw.Context context) {
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return [
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pw.Row(
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mainAxisAlignment: pw.MainAxisAlignment.start,
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crossAxisAlignment: pw.CrossAxisAlignment.center,
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children: [
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pw.Image(pw.MemoryImage(logo.buffer.asUint8List()),
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width: 50, height: 50),
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pw.SizedBox(width: 20),
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pw.Text('Account Statement - KCCB',
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style: pw.TextStyle(
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fontSize: 24, fontWeight: pw.FontWeight.bold)),
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]),
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pw.SizedBox(height: 20),
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pw.Row(
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mainAxisAlignment: pw.MainAxisAlignment.spaceBetween,
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children: [
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pw.Text('Account Number: ${widget.accountNo}',
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style:
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pw.TextStyle(font: pw.Font.ttf(rubik), fontSize: 15)),
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pw.Text('Account Type: ${widget.accountType}',
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style: pw.TextStyle(
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fontSize: 15,
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font: pw.Font.ttf(rubik),
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)),
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]),
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pw.SizedBox(height: 20),
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pw.Table(border: pw.TableBorder.all(), columnWidths: {
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0: const pw.FractionColumnWidth(0.2),
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1: const pw.FractionColumnWidth(0.45),
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2: const pw.FractionColumnWidth(0.15),
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3: const pw.FractionColumnWidth(0.20),
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}, children: [
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pw.TableRow(
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children: [
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pw.Padding(
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padding: const pw.EdgeInsets.all(4),
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child: pw.Text('Date')),
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pw.Padding(
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padding: const pw.EdgeInsets.all(4),
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child: pw.Text('Description', softWrap: true)),
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pw.Padding(
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padding: const pw.EdgeInsets.all(4),
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child: pw.Text('Amount')),
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pw.Padding(
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padding: const pw.EdgeInsets.all(4),
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child: pw.Text('Balance')),
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],
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),
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..._transactions.map<pw.TableRow>((tx) {
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return pw.TableRow(children: [
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pw.Padding(
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padding: const pw.EdgeInsets.all(10),
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child: pw.Text(tx.date ?? '',
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style: pw.TextStyle(
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fontSize: 12,
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font: pw.Font.ttf(rubik),
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))),
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pw.Padding(
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padding: const pw.EdgeInsets.all(10),
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child: pw.Text(tx.name ?? '',
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style: pw.TextStyle(
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fontSize: 12, font: pw.Font.ttf(rubik)))),
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pw.Padding(
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padding: const pw.EdgeInsets.all(10),
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child: pw.Text("₹${tx.amount} ${tx.type}",
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style: pw.TextStyle(
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fontSize: 12,
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font: pw.Font.ttf(rubik),
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))),
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pw.Padding(
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padding: const pw.EdgeInsets.all(10),
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child: pw.Text("₹${tx.balance} ${tx.balanceType}",
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style: pw.TextStyle(
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fontSize: 12,
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font: pw.Font.ttf(rubik),
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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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footer: (pw.Context context) {
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return pw.Container(
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alignment: pw.Alignment.centerRight,
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margin: const pw.EdgeInsets.only(top: 10),
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child: pw.Text(
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'Kangra Central Co-Operative Bank Pvt Ltd. ©. All rights reserved.',
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style: pw.TextStyle(
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font: pw.Font.ttf(rubik),
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fontSize: 8,
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),
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),
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);
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}));
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//Logic For all platforms
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try {
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final Uint8List pdfBytes = await pdf.save();
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final String timestamp = DateTime.now().millisecondsSinceEpoch.toString();
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final String fileName = 'account_statement_$timestamp.pdf';
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// For Android
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if (Platform.isAndroid) {
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final androidInfo = await DeviceInfoPlugin().androidInfo;
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if (androidInfo.version.sdkInt < 29) {
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final status = await Permission.storage.status;
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if (status.isDenied) {
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final result = await Permission.storage.request();
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if (result.isDenied) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('Storage permission is required to save PDF'),
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),
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);
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}
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return;
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}
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}
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}
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final directory = Directory('/storage/emulated/0/Download');
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final file = File('${directory.path}/$fileName');
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await file.writeAsBytes(pdfBytes);
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text('PDF saved to: ${file.path}'),
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),
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);
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}
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}
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// Add for IOS
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} catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text('Error saving PDF: $e'),
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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 buildDateBox(String label, DateTime? date) {
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return Container(
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 16),
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decoration: BoxDecoration(
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border:
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Border.all(color: Theme.of(context).colorScheme.onSurfaceVariant),
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borderRadius: BorderRadius.circular(6),
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Text(
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date != null ? _formatDate(date) : label,
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style: TextStyle(
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fontSize: 16,
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color: date != null
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? Theme.of(context).colorScheme.onSurface
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: Theme.of(context).colorScheme.onSurfaceVariant,
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),
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),
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const Icon(Icons.arrow_drop_down),
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],
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),
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);
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}
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}
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