Initial commit: NFC Actions Windows tray application
Implement PC/SC-based NFC card reader monitoring application with WPF UI. Features include: - System tray integration with single-click to open main window - Dynamic reader detection and management with enable/disable per reader - NDEF payload extraction supporting Type 2 and Type 4 tags - Auto-detection of block sizes (4-byte vs 16-byte) for different reader types - Configurable actions: copy to clipboard, launch URLs, keyboard input simulation - URI record type detection - only launches browser for actual URI records - Real-time activity logging with color-coded levels (Debug, Info, Warning, Error) - File-based debug logging for troubleshooting - Settings persistence between sessions - Dangerous Things branding with custom icons and clickable logo 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
216
NfcActions/ViewModels/MainViewModel.cs
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216
NfcActions/ViewModels/MainViewModel.cs
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using System.Collections.ObjectModel;
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using System.ComponentModel;
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using System.Linq;
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using NfcActions.Models;
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using NfcActions.Services;
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namespace NfcActions.ViewModels;
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public class MainViewModel : INotifyPropertyChanged
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{
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private readonly CardReaderService _cardReaderService;
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private readonly SettingsService _settingsService;
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private readonly ActionService _actionService;
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private readonly LogService _logService;
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private AppSettings _settings;
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private bool _copyToClipboard;
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private bool _launchUrls;
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private bool _typeAsKeyboard;
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public ObservableCollection<ReaderItem> Readers { get; } = new();
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public bool CopyToClipboard
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{
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get => _copyToClipboard;
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set
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{
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if (_copyToClipboard != value)
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{
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_copyToClipboard = value;
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OnPropertyChanged(nameof(CopyToClipboard));
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_settings.CopyToClipboard = value;
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_settingsService.Save(_settings);
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}
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}
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}
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public bool LaunchUrls
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{
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get => _launchUrls;
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set
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{
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if (_launchUrls != value)
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{
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_launchUrls = value;
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OnPropertyChanged(nameof(LaunchUrls));
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_settings.LaunchUrls = value;
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_settingsService.Save(_settings);
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}
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}
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}
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public bool TypeAsKeyboard
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{
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get => _typeAsKeyboard;
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set
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{
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if (_typeAsKeyboard != value)
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{
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_typeAsKeyboard = value;
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OnPropertyChanged(nameof(TypeAsKeyboard));
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_settings.TypeAsKeyboard = value;
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_settingsService.Save(_settings);
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}
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}
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}
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public ObservableCollection<LogEntry> LogEntries => _logService.LogEntries;
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public MainViewModel(
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CardReaderService cardReaderService,
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SettingsService settingsService,
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ActionService actionService,
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LogService logService)
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{
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_cardReaderService = cardReaderService;
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_settingsService = settingsService;
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_actionService = actionService;
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_logService = logService;
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// Load settings
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_settings = _settingsService.Load();
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_copyToClipboard = _settings.CopyToClipboard;
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_launchUrls = _settings.LaunchUrls;
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_typeAsKeyboard = _settings.TypeAsKeyboard;
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// Set up event handlers
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_cardReaderService.ReaderAdded += OnReaderAdded;
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_cardReaderService.ReaderRemoved += OnReaderRemoved;
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_cardReaderService.CardInserted += OnCardInserted;
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// Set disabled readers from settings
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_cardReaderService.SetDisabledReaders(_settings.DisabledReaders);
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// Load current readers
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LoadReaders();
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}
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private void LoadReaders()
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{
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Readers.Clear();
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var readers = _cardReaderService.GetAvailableReaders();
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foreach (var readerName in readers)
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{
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var item = new ReaderItem
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{
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Name = readerName,
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IsEnabled = _cardReaderService.IsReaderEnabled(readerName)
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};
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item.PropertyChanged += OnReaderItemPropertyChanged;
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Readers.Add(item);
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}
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}
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private void OnReaderAdded(object? sender, ReaderEventArgs e)
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{
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var existing = Readers.FirstOrDefault(r => r.Name == e.ReaderName);
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if (existing == null)
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{
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var item = new ReaderItem
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{
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Name = e.ReaderName,
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IsEnabled = _cardReaderService.IsReaderEnabled(e.ReaderName)
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};
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item.PropertyChanged += OnReaderItemPropertyChanged;
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Readers.Add(item);
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}
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}
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private void OnReaderRemoved(object? sender, ReaderEventArgs e)
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{
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var item = Readers.FirstOrDefault(r => r.Name == e.ReaderName);
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if (item != null)
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{
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item.PropertyChanged -= OnReaderItemPropertyChanged;
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Readers.Remove(item);
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}
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}
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private void OnReaderItemPropertyChanged(object? sender, PropertyChangedEventArgs e)
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{
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if (sender is ReaderItem item && e.PropertyName == nameof(ReaderItem.IsEnabled))
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{
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if (item.IsEnabled)
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{
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_cardReaderService.EnableReader(item.Name);
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_settings.DisabledReaders.Remove(item.Name);
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}
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else
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{
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_cardReaderService.DisableReader(item.Name);
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_settings.DisabledReaders.Add(item.Name);
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}
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_settingsService.Save(_settings);
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}
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}
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private void OnCardInserted(object? sender, CardEventArgs e)
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{
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if (e.CardData == null)
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{
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_logService.Warning("Card inserted but no data available");
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return;
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}
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_logService.Info($"Processing card data ({e.CardData.Length} bytes)");
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var record = NdefParser.ExtractFirstRecord(e.CardData);
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if (record == null || string.IsNullOrEmpty(record.Payload))
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{
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_logService.Warning("Failed to extract NDEF payload from card data");
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return;
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}
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_logService.Info($"NDEF Payload extracted: {record.Payload}");
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_logService.Info($"Record type: {(record.IsUri ? "URI" : "Text/Other")}");
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// Perform actions based on settings
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if (CopyToClipboard)
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{
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_logService.Info("Copying to clipboard...");
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_actionService.CopyToClipboard(record.Payload);
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_logService.Info("Copied to clipboard successfully");
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}
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if (LaunchUrls)
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{
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if (record.IsUri)
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{
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_logService.Info("Attempting to launch URL...");
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_actionService.LaunchUrl(record.Payload);
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}
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else
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{
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_logService.Info("Skipping browser launch - record is not a URI");
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}
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}
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if (TypeAsKeyboard)
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{
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_logService.Info("Typing as keyboard input...");
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_actionService.TypeText(record.Payload);
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}
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}
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public event PropertyChangedEventHandler? PropertyChanged;
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protected virtual void OnPropertyChanged(string propertyName)
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{
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
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}
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}
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