Initial
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288
lib/screens/comparison_page.dart
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288
lib/screens/comparison_page.dart
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import '../utils/frequency_input_formatter.dart';
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import 'final_clearance_page.dart';
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class ComparisonPage extends StatefulWidget {
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final String expectedClearanceLimit;
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final String expectedRoute;
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final String expectedAltitude;
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final String expectedSquawk;
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final String expectedFrequency;
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final bool isDarkMode;
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final Function toggleDarkMode;
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const ComparisonPage({super.key,
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required this.expectedClearanceLimit,
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required this.expectedRoute,
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required this.expectedAltitude,
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required this.expectedSquawk,
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required this.expectedFrequency,
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required this.isDarkMode,
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required this.toggleDarkMode,
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});
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@override
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ComparisonPageState createState() => ComparisonPageState();
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}
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class ComparisonPageState extends State<ComparisonPage> {
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final TextEditingController _actualClearanceLimitController = TextEditingController();
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final TextEditingController _actualRouteController = TextEditingController();
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final TextEditingController _actualAltitudeController = TextEditingController();
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final TextEditingController _actualSquawkController = TextEditingController();
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final TextEditingController _actualFrequencyController = TextEditingController();
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final FocusNode _actualAltitudeFocusNode = FocusNode();
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@override
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void initState() {
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super.initState();
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_actualAltitudeFocusNode.addListener(() {
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if (!_actualAltitudeFocusNode.hasFocus) {
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_formatAltitude(_actualAltitudeController);
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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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_actualClearanceLimitController.dispose();
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_actualRouteController.dispose();
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_actualAltitudeController.dispose();
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_actualSquawkController.dispose();
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_actualFrequencyController.dispose();
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_actualAltitudeFocusNode.dispose();
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super.dispose();
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}
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void _formatAltitude(TextEditingController controller) {
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String text = controller.text.trim();
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if (text.isEmpty) {
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return;
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}
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if (text.startsWith('FL') || text.endsWith('ft')) {
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return;
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}
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if (RegExp(r'^\d{2,3}$').hasMatch(text)) {
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controller.text = 'FL$text';
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} else if (RegExp(r'^\d{4,}$').hasMatch(text)) {
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controller.text = '$text ft';
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}
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}
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void _validateFrequency() {
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String text = _actualFrequencyController.text;
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if (text.isEmpty) {
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_actualFrequencyController.text = widget.expectedFrequency;
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}
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}
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void _navigateToFinalClearance() {
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_validateFrequency();
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if (_actualClearanceLimitController.text.isEmpty) {
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_actualClearanceLimitController.text = widget.expectedClearanceLimit;
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}
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if (_actualRouteController.text.isEmpty) {
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_actualRouteController.text = widget.expectedRoute;
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}
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if (_actualAltitudeController.text.isEmpty) {
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_actualAltitudeController.text = widget.expectedAltitude;
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}
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if (_actualSquawkController.text.isEmpty) {
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_actualSquawkController.text = widget.expectedSquawk;
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}
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if (_actualFrequencyController.text.isEmpty) {
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_actualFrequencyController.text = widget.expectedFrequency;
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}
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => FinalClearanceDisplay(
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clearanceLimit: _actualClearanceLimitController.text,
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route: _actualRouteController.text,
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altitude: _actualAltitudeController.text,
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squawk: _actualSquawkController.text,
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frequency: _actualFrequencyController.text,
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isDarkMode: widget.isDarkMode,
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toggleDarkMode: widget.toggleDarkMode,
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),
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),
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);
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}
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Widget buildExpectedClearanceField(String label, String value) {
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 10),
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child: TextFormField(
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initialValue: value,
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readOnly: true,
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decoration: InputDecoration(
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labelText: label,
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border: const OutlineInputBorder(),
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),
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),
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);
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}
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Widget buildActualClearanceField(
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String label,
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TextEditingController controller,
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String expectedValue, {
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List<TextInputFormatter>? formatterList,
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FocusNode? focusNode,
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}) {
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 10),
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child: TextFormField(
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controller: controller,
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focusNode: focusNode,
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decoration: InputDecoration(
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labelText: label,
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border: const OutlineInputBorder(),
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suffixIcon: IconButton(
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icon: const Icon(Icons.arrow_forward),
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tooltip: 'Use Expected Value',
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onPressed: () {
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setState(() {
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controller.text = expectedValue;
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});
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},
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),
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),
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inputFormatters: formatterList,
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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: const Text('IFR Buddy'), // Global title
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actions: [
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IconButton(
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icon: Icon(widget.isDarkMode ? Icons.dark_mode : Icons.light_mode),
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onPressed: () {
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widget.toggleDarkMode();
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},
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),
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],
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),
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body: Padding(
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padding: const EdgeInsets.all(16.0),
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child: ListView(
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children: [
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// Explanation Text Card
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const Card(
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elevation: 2,
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child: Padding(
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padding: EdgeInsets.all(16.0),
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child: Text(
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'Use this Page while receiving your clearance. The arrow button copies the excpected value. Same if left empty.',
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style: TextStyle(fontSize: 16),
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textAlign: TextAlign.center,
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),
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),
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),
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const SizedBox(height: 16),
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// Main content side-by-side
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Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Expected Clearance Column
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Expanded(
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child: Card(
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elevation: 2,
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child: Padding(
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padding: const EdgeInsets.all(16.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const Text(
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'Expected',
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style: TextStyle(fontSize: 22, fontWeight: FontWeight.bold),
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),
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const Divider(),
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buildExpectedClearanceField('Clearance Limit', widget.expectedClearanceLimit),
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buildExpectedClearanceField('Route', widget.expectedRoute),
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buildExpectedClearanceField('Altitude', widget.expectedAltitude),
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buildExpectedClearanceField('Transponder (Squawk)', widget.expectedSquawk),
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buildExpectedClearanceField('Frequency', widget.expectedFrequency),
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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(width: 16), // Spacer between columns
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// Actual Clearance Column
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Expanded(
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child: Card(
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elevation: 2,
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child: Padding(
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padding: const EdgeInsets.all(16.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const Text(
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'Clearance',
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style: TextStyle(fontSize: 22, fontWeight: FontWeight.bold),
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),
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const Divider(),
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buildActualClearanceField(
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'Clearance Limit',
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_actualClearanceLimitController,
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widget.expectedClearanceLimit,
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),
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buildActualClearanceField(
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'Route',
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_actualRouteController,
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widget.expectedRoute,
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),
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buildActualClearanceField(
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'Altitude',
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_actualAltitudeController,
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widget.expectedAltitude,
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focusNode: _actualAltitudeFocusNode,
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),
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buildActualClearanceField(
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'Transponder (Squawk)',
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_actualSquawkController,
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widget.expectedSquawk,
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formatterList: [
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FilteringTextInputFormatter.allow(RegExp(r'[0-7]')),
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LengthLimitingTextInputFormatter(4),
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],
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),
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buildActualClearanceField(
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'Frequency',
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_actualFrequencyController,
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widget.expectedFrequency,
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formatterList: [FrequencyInputFormatter()],
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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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const SizedBox(height: 20),
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// Proceed Button
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ElevatedButton(
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onPressed: _navigateToFinalClearance,
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child: const Text('Proceed to Clearance Display'),
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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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