From f61d8b78834d8aea40a8f5c96dac394eca6a83a1 Mon Sep 17 00:00:00 2001
From: Miguel <miguel.vera.csa@gmail.com>
Date: Sat, 15 Jun 2024 11:24:07 +0200
Subject: [PATCH] Add project files.

---
 App.xaml               |   9 +++
 App.xaml.cs            |  14 +++++
 AssemblyInfo.cs        |  10 +++
 EscribePassword.csproj |  17 ++++++
 EscribePassword.sln    |  25 ++++++++
 MainWindow.xaml        |  39 ++++++++++++
 MainWindow.xaml.cs     | 136 +++++++++++++++++++++++++++++++++++++++++
 7 files changed, 250 insertions(+)
 create mode 100644 App.xaml
 create mode 100644 App.xaml.cs
 create mode 100644 AssemblyInfo.cs
 create mode 100644 EscribePassword.csproj
 create mode 100644 EscribePassword.sln
 create mode 100644 MainWindow.xaml
 create mode 100644 MainWindow.xaml.cs

diff --git a/App.xaml b/App.xaml
new file mode 100644
index 0000000..2a82125
--- /dev/null
+++ b/App.xaml
@@ -0,0 +1,9 @@
+<Application x:Class="EscribePassword.App"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:local="clr-namespace:EscribePassword"
+             StartupUri="MainWindow.xaml">
+    <Application.Resources>
+         
+    </Application.Resources>
+</Application>
diff --git a/App.xaml.cs b/App.xaml.cs
new file mode 100644
index 0000000..16c17c8
--- /dev/null
+++ b/App.xaml.cs
@@ -0,0 +1,14 @@
+using System.Configuration;
+using System.Data;
+using System.Windows;
+
+namespace EscribePassword
+{
+    /// <summary>
+    /// Interaction logic for App.xaml
+    /// </summary>
+    public partial class App : Application
+    {
+    }
+
+}
diff --git a/AssemblyInfo.cs b/AssemblyInfo.cs
new file mode 100644
index 0000000..b0ec827
--- /dev/null
+++ b/AssemblyInfo.cs
@@ -0,0 +1,10 @@
+using System.Windows;
+
+[assembly: ThemeInfo(
+    ResourceDictionaryLocation.None,            //where theme specific resource dictionaries are located
+                                                //(used if a resource is not found in the page,
+                                                // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly   //where the generic resource dictionary is located
+                                                //(used if a resource is not found in the page,
+                                                // app, or any theme specific resource dictionaries)
+)]
diff --git a/EscribePassword.csproj b/EscribePassword.csproj
new file mode 100644
index 0000000..0d0a51b
--- /dev/null
+++ b/EscribePassword.csproj
@@ -0,0 +1,17 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net8.0-windows</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <UseWPF>true</UseWPF>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="CommunityToolkit.Mvvm" Version="8.2.2" />
+    <PackageReference Include="Extended.Wpf.Toolkit" Version="4.6.0" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+  </ItemGroup>
+
+</Project>
diff --git a/EscribePassword.sln b/EscribePassword.sln
new file mode 100644
index 0000000..f18a733
--- /dev/null
+++ b/EscribePassword.sln
@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.10.34928.147
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "EscribePassword", "EscribePassword.csproj", "{10D3496B-A382-49CD-833F-54C23578CA5C}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{10D3496B-A382-49CD-833F-54C23578CA5C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{10D3496B-A382-49CD-833F-54C23578CA5C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{10D3496B-A382-49CD-833F-54C23578CA5C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{10D3496B-A382-49CD-833F-54C23578CA5C}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {A613A9CA-493C-4F35-B086-15CE07262CE0}
+	EndGlobalSection
+EndGlobal
diff --git a/MainWindow.xaml b/MainWindow.xaml
new file mode 100644
index 0000000..3f30836
--- /dev/null
+++ b/MainWindow.xaml
@@ -0,0 +1,39 @@
+<Window x:Class="EscribePassword.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:EscribePassword" mc:Ignorable="d" Title="MainWindow" Height="450" Width="800">
+    <Window.DataContext>
+        <local:MView />
+    </Window.DataContext>
+    <Grid>
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition Width="*" />
+            <ColumnDefinition Width="2*" />
+        </Grid.ColumnDefinitions>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="*" />
+            <RowDefinition Height="Auto" />
+        </Grid.RowDefinitions>
+        <DataGrid Grid.Column="0" Grid.Row="0" ItemsSource="{Binding Passwords}"
+                SelectedItem="{Binding SelectedPassword}" AutoGenerateColumns="False" CanUserAddRows="False"
+                CanUserDeleteRows="False">
+            <DataGrid.Columns>
+                <DataGridTextColumn Header="Usuario" Binding="{Binding Usuario}" Width="*" />
+                <DataGridTextColumn Header="Contraseña" Binding="{Binding Password}" Width="*" />
+                <DataGridTemplateColumn Header="Acciones" Width="Auto">
+                    <DataGridTemplateColumn.CellTemplate>
+                        <DataTemplate>
+                            <Button Content="Eliminar"
+                                    Command="{Binding DataContext.EliminarCommand, RelativeSource={RelativeSource AncestorType=DataGrid}}"
+                                    CommandParameter="{Binding}" />
+                        </DataTemplate>
+                    </DataGridTemplateColumn.CellTemplate>
+                </DataGridTemplateColumn>
+            </DataGrid.Columns>
+        </DataGrid>
+        <StackPanel Grid.Row="1" Grid.ColumnSpan="2" Orientation="Horizontal" HorizontalAlignment="Center">
+            <Button Content="Agregar" Command="{Binding AgregarCommand}" Margin="5" />
+        </StackPanel>
+    </Grid>
+</Window>
diff --git a/MainWindow.xaml.cs b/MainWindow.xaml.cs
new file mode 100644
index 0000000..4e3c6a2
--- /dev/null
+++ b/MainWindow.xaml.cs
@@ -0,0 +1,136 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Text.Json;
+using System.IO;
+using System.Windows;
+
+namespace EscribePassword
+{
+    public partial class MView : ObservableObject
+    {
+        [ObservableProperty]
+        private ObservableCollection<Passwords> passwords;
+
+        [ObservableProperty]
+        private Passwords selectedPassword;
+
+        public RelayCommand AgregarCommand { get; }
+        public RelayCommand<Passwords> EliminarCommand { get; }
+
+        public MView()
+        {
+            // Suscribirse al evento de cierre de la aplicación
+            Application.Current.Exit += OnApplicationExit;
+
+            passwords = new ObservableCollection<Passwords>(EstadoPersistente.Instance.Passwords);
+
+            AgregarCommand = new RelayCommand(Agregar);
+            EliminarCommand = new RelayCommand<Passwords>(Eliminar);
+        }
+
+        private void OnApplicationExit(object sender, ExitEventArgs e)
+        {
+            EstadoPersistente.Instance.Passwords = new List<Passwords>(passwords);
+            EstadoPersistente.Instance.GuardarEstado();
+        }
+
+        private void Agregar()
+        {
+            Passwords newPassword = new Passwords { Usuario = "NuevoUsuario", Password = "NuevaContraseña" };
+            passwords.Add(newPassword);
+            SelectedPassword = newPassword;
+        }
+
+        private void Eliminar(Passwords password)
+        {
+            if (password != null)
+            {
+                passwords.Remove(password);
+                SelectedPassword = null;
+            }
+        }
+    }
+
+    public class EstadoPersistente
+    {
+        // Ruta donde se guardará el estado
+        private static readonly string _filePath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "estado.json");
+
+        // Instancia privada estática, parte del patrón Singleton
+        private static EstadoPersistente _instance;
+
+        private List<Passwords> passwords;
+
+        public List<Passwords> Passwords
+        {
+            get
+            {
+                if (passwords == null) passwords = new List<Passwords>();
+                return passwords;
+            }
+            set
+            {
+                passwords = value;
+            }
+        }
+
+        // Constructor público sin parámetros requerido para la deserialización
+        public EstadoPersistente()
+        {
+            passwords = new List<Passwords>();
+        }
+
+        // Propiedad pública estática para acceder a la instancia
+        public static EstadoPersistente Instance
+        {
+            get
+            {
+                if (_instance == null)
+                {
+                    _instance = CargarEstado();
+                }
+                return _instance;
+            }
+        }
+
+        // Método para guardar el estado en un archivo JSON
+        public void GuardarEstado()
+        {
+            var options = new JsonSerializerOptions
+            {
+                WriteIndented = true // para una salida JSON formateada legiblemente
+            };
+            string json = JsonSerializer.Serialize(this, options);
+            File.WriteAllText(_filePath, json);
+        }
+
+        // Método estático para cargar el estado desde un archivo JSON
+        private static EstadoPersistente CargarEstado()
+        {
+            try
+            {
+                if (File.Exists(_filePath))
+                {
+                    string json = File.ReadAllText(_filePath);
+                    return JsonSerializer.Deserialize<EstadoPersistente>(json);
+                }
+                return new EstadoPersistente(); // Devuelve una nueva instancia si no existe el archivo
+            }
+            catch
+            {
+                return new EstadoPersistente(); // Devuelve una nueva instancia si hay un error durante la carga
+            }
+        }
+    }
+
+    public partial class Passwords : ObservableObject
+    {
+        [ObservableProperty]
+        private string usuario;
+
+        [ObservableProperty]
+        private string password;
+    }
+}