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[4sem] isaip01 done

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Andrew Nuark G 2021-02-13 02:22:31 +07:00
parent 494525d878
commit 6d9a79be20
12 changed files with 410 additions and 0 deletions
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69
4sem/isaip/01/PlayfairCypher/ViewModels/MainWindowViewModel.cs Normal file
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using System;
using System.Collections.Generic;
using System.Reactive.Disposables;
using System.Text;
using Avalonia.Controls;
using PlayfairCypher.Models;
using ReactiveUI;
namespace PlayfairCypher.ViewModels {
public class MainWindowViewModel : ReactiveObject {
private string _keyword = "";
private string _inputText = "";
private string _outputText = "";
private bool _isEncrypting = true;
private readonly PlayfairCrypto _cryptor;
public MainWindowViewModel() {
_cryptor = new PlayfairCrypto();
}
public string Keyword {
get => _keyword;
set {
this.RaiseAndSetIfChanged(ref _keyword, value.ToUpper());
CalculateCypher();
}
}
public string InputText {
get => _inputText;
set {
this.RaiseAndSetIfChanged(ref _inputText, value.ToUpper());
CalculateCypher();
}
}
public string OutputText {
get => _outputText;
set => this.RaiseAndSetIfChanged(ref _outputText, value.ToUpper());
}
public bool IsEncrypting {
get => _isEncrypting;
set {
this.RaiseAndSetIfChanged(ref _isEncrypting, value);
InputText = OutputText;
}
}
public void ClearForm() {
InputText = "";
Keyword = "";
}
void CalculateCypher() {
if (InputText.Length == 0) {
OutputText = "";
return;
}
if (Keyword.Length == 0) {
OutputText = "Error: Keyword is empty";
return;
}
OutputText = IsEncrypting? _cryptor.Encrypt(Keyword.Trim(), InputText.Trim()) : _cryptor.Decrypt(Keyword.Trim(), InputText.Trim());
}
}
}