Language Changes

lib/features/fund_transfer/screens/transaction_pin_screen.dart

@@ -0,0 +1,184 @@
+import 'package:flutter/material.dart';
+import 'package:kmobile/api/services/auth_service.dart';
+import 'package:kmobile/api/services/payment_service.dart';
+import 'package:kmobile/data/models/transfer.dart';
+import 'package:kmobile/di/injection.dart';
+import 'package:kmobile/features/fund_transfer/screens/payment_animation.dart';
+import 'package:kmobile/features/fund_transfer/screens/tpin_prompt_screen.dart';
+import 'package:kmobile/features/fund_transfer/screens/transaction_success_screen.dart';
+import 'package:material_symbols_icons/material_symbols_icons.dart';
+
+class TransactionPinScreen extends StatefulWidget {
+  final Transfer transactionData;
+  const TransactionPinScreen({super.key, required this.transactionData});
+
+  @override
+  State<TransactionPinScreen> createState() => _TransactionPinScreen();
+}
+
+class _TransactionPinScreen extends State<TransactionPinScreen> {
+  final List<String> _pin = [];
+  bool _loading = true;
+
+  @override
+  void initState() {
+    super.initState();
+    _checkIfTpinIsSet();
+  }
+
+  Future<void> _checkIfTpinIsSet() async {
+    setState(() => _loading = true);
+    try {
+      final authService = getIt<AuthService>();
+      final isSet = await authService.checkTpin();
+      if (!isSet && mounted) {
+        Navigator.pushReplacement(
+          context,
+          MaterialPageRoute(
+            builder: (_) => const TpinSetupPromptScreen(),
+          ),
+        );
+      } else if (mounted) {
+        setState(() => _loading = false);
+      }
+    } catch (e) {
+      if (mounted) {
+        setState(() => _loading = false);
+        ScaffoldMessenger.of(context).showSnackBar(
+          const SnackBar(content: Text('Failed to check TPIN status')),
+        );
+      }
+    }
+  }
+
+  void _onKeyPressed(String value) {
+    setState(() {
+      if (value == 'back') {
+        if (_pin.isNotEmpty) _pin.removeLast();
+      } else if (_pin.length < 6) {
+        _pin.add(value);
+      }
+    });
+  }
+
+  Widget _buildPinIndicators() {
+    return Row(
+      mainAxisAlignment: MainAxisAlignment.center,
+      children: List.generate(6, (index) {
+        return Container(
+          margin: const EdgeInsets.symmetric(horizontal: 8),
+          width: 20,
+          height: 20,
+          decoration: BoxDecoration(
+            shape: BoxShape.circle,
+            border: Border.all(color: Colors.blue, width: 2),
+            color: index < _pin.length ? Colors.blue : Colors.transparent,
+          ),
+        );
+      }),
+    );
+  }
+
+  Widget _buildKey(String label, {IconData? icon}) {
+    return Expanded(
+      child: InkWell(
+        onTap: () async {
+          if (label == 'back') {
+            _onKeyPressed('back');
+          } else if (label == 'done') {
+            // Handle submit if needed
+            if (_pin.length == 6) {
+              await sendTransaction();
+            } else {
+              ScaffoldMessenger.of(context).showSnackBar(
+                const SnackBar(content: Text("Please enter a 6-digit TPIN")),
+              );
+            }
+          } else {
+            _onKeyPressed(label);
+          }
+        },
+        child: Padding(
+          padding: const EdgeInsets.symmetric(vertical: 20),
+          child: Center(
+            child: icon != null
+                ? Icon(icon, size: 28)
+                : Text(label, style: const TextStyle(fontSize: 24)),
+          ),
+        ),
+      ),
+    );
+  }
+
+  Widget _buildKeypad() {
+    return Column(
+      mainAxisSize: MainAxisSize.min,
+      children: [
+        Row(children: [_buildKey('1'), _buildKey('2'), _buildKey('3')]),
+        Row(children: [_buildKey('4'), _buildKey('5'), _buildKey('6')]),
+        Row(children: [_buildKey('7'), _buildKey('8'), _buildKey('9')]),
+        Row(children: [
+          _buildKey('done', icon: Icons.check),
+          _buildKey('0'),
+          _buildKey('back', icon: Icons.backspace_outlined),
+        ]),
+      ],
+    );
+  }
+
+  Future<void> sendTransaction() async {
+    final paymentService = getIt<PaymentService>();
+    final transfer = widget.transactionData;
+    transfer.tpin = _pin.join();
+    try {
+      final paymentResponse = paymentService.processQuickPayWithinBank(transfer);
+
+      Navigator.of(context).pushReplacement(
+        MaterialPageRoute(
+          builder: (_) => PaymentAnimationScreen(paymentResponse: paymentResponse)
+        ),
+      );
+    } catch (e) {
+      if (mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(content: Text(e.toString())),
+        );
+      }
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        leading: IconButton(
+          icon: const Icon(Symbols.arrow_back_ios_new),
+          onPressed: () {
+            Navigator.pop(context);
+          },
+        ),
+        title: const Text(
+          'TPIN',
+          style: TextStyle(color: Colors.black, fontWeight: FontWeight.w500),
+        ),
+        centerTitle: false,
+      ),
+      body: Padding(
+              padding: const EdgeInsets.only(bottom: 20.0),
+              child: Column(
+                children: [
+                  const Spacer(),
+                  const Text(
+                    'Enter Your TPIN',
+                    style: TextStyle(fontSize: 18),
+                  ),
+                  const SizedBox(height: 20),
+                  _buildPinIndicators(),
+                  const Spacer(),
+                  _buildKeypad(),
+                ],
+              ),
+            ),
+    );
+  }
+}