Ajout de la suppression et de la selection du langage.

TutoBlazer/App.razor

@@ -1,12 +1,14 @@
-<Router AppAssembly="@typeof(App).Assembly">
+<CascadingBlazoredModal>
-    <Found Context="routeData">
+    <Router AppAssembly="@typeof(App).Assembly">
-        <RouteView RouteData="@routeData" DefaultLayout="@typeof(MainLayout)" />
+        <Found Context="routeData">
-        <FocusOnNavigate RouteData="@routeData" Selector="h1" />
+            <RouteView RouteData="@routeData" DefaultLayout="@typeof(MainLayout)" />
-    </Found>
+            <FocusOnNavigate RouteData="@routeData" Selector="h1" />
-    <NotFound>
+        </Found>
-        <PageTitle>Not found</PageTitle>
+        <NotFound>
-        <LayoutView Layout="@typeof(MainLayout)">
+            <PageTitle>Not found</PageTitle>
-            <p role="alert">Sorry, there's nothing at this address.</p>
+            <LayoutView Layout="@typeof(MainLayout)">
-        </LayoutView>
+                <p role="alert">Sorry, there's nothing at this address.</p>
-    </NotFound>
+            </LayoutView>
-</Router>
+        </NotFound>
+    </Router>
+</CascadingBlazoredModal>

TutoBlazer/Controllers/CultureController.cs

@@ -0,0 +1,36 @@
+using Microsoft.AspNetCore.Localization;
+using Microsoft.AspNetCore.Mvc;
+
+namespace TutoBlazer.Controllers
+{
+
+
+    /// <summary>
+    /// The culture controller.
+    /// </summary>
+    [Route("[controller]/[action]")]
+    public class CultureController : Controller
+    {
+        /// <summary>
+        /// Sets the culture.
+        /// </summary>
+        /// <param name="culture">The culture.</param>
+        /// <param name="redirectUri">The redirect URI.</param>
+        /// <returns>
+        /// The action result.
+        /// </returns>
+        public IActionResult SetCulture(string culture, string redirectUri)
+        {
+            if (culture != null)
+            {
+                // Define a cookie with the selected culture
+                this.HttpContext.Response.Cookies.Append(
+                    CookieRequestCultureProvider.DefaultCookieName,
+                    CookieRequestCultureProvider.MakeCookieValue(
+                        new RequestCulture(culture)));
+            }
+
+            return this.LocalRedirect(redirectUri);
+        }
+    }
+}

TutoBlazer/Modals/DeleteConfirmation.razor

@@ -0,0 +1,10 @@
+<div class="simple-form">
+
+    <p>
+        Are you sure you want to delete @item.DisplayName ?
+    </p>
+
+    <button @onclick="ConfirmDelete" class="btn btn-primary">Delete</button>
+
+    <button @onclick="Cancel" class="btn btn-secondary">Cancel</button>
+</div>

TutoBlazer/Modals/DeleteConfirmation.razor.cs

@@ -0,0 +1,37 @@
+using Blazored.Modal.Services;
+using Blazored.Modal;
+using Microsoft.AspNetCore.Components;
+using TutoBlazer.Models;
+
+namespace TutoBlazer.Modals
+{
+    public partial class DeleteConfirmation
+    {
+        [CascadingParameter]
+        public BlazoredModalInstance ModalInstance { get; set; }
+
+        [Inject]
+        public IDataService DataService { get; set; }
+
+        [Parameter]
+        public int Id { get; set; }
+
+        private Item item = new Item();
+
+        protected override async Task OnInitializedAsync()
+        {
+            // Get the item
+            item = await DataService.GetById(Id);
+        }
+
+        void ConfirmDelete()
+        {
+            ModalInstance.CloseAsync(ModalResult.Ok(true));
+        }
+
+        void Cancel()
+        {
+            ModalInstance.CancelAsync();
+        }
+    }
+}

TutoBlazer/Pages/Index.razor

@@ -1,4 +1,5 @@
-@page "/"
+@using System.Globalization
+@page "/"
 
 <PageTitle>Index</PageTitle>
 
@@ -6,4 +7,8 @@
 
 Welcome to your new app.
 
+<p>
+    <b>CurrentCulture</b>: @CultureInfo.CurrentCulture
+</p>
+
 <SurveyPrompt Title="How is Blazor working for you?" />

TutoBlazer/Pages/List.razor

@@ -1,7 +1,8 @@
 @page "/list"
 @using Models
 
-<h3>List</h3>
+
+<h3>@Localizer["Title"]</h3>
 
 <div>
     <NavLink class="btn btn-primary" href="Add" Match="NavLinkMatch.All">

TutoBlazer/Pages/List.razor.cs

@@ -1,6 +1,10 @@
 using Blazored.LocalStorage;
+using Blazored.Modal;
+using Blazored.Modal.Services;
 using Blazorise.DataGrid;
 using Microsoft.AspNetCore.Components;
+using Microsoft.Extensions.Localization;
+using TutoBlazer.Modals;
 using TutoBlazer.Models;
 
 namespace TutoBlazer.Pages
@@ -11,12 +15,21 @@ namespace TutoBlazer.Pages
 
         private int totalItem;
 
+        [Inject]
+        public IStringLocalizer<List> Localizer { get; set; }
+
         [Inject]
         public IDataService DataService { get; set; }
 
         [Inject]
         public IWebHostEnvironment WebHostEnvironment { get; set; }
 
+        [Inject]
+        public NavigationManager NavigationManager { get; set; }
+
+        [CascadingParameter]
+        public IModalService Modal { get; set; }
+
         private async Task OnReadData(DataGridReadDataEventArgs<Item> e)
         {
             if (e.CancellationToken.IsCancellationRequested)
@@ -31,9 +44,23 @@ namespace TutoBlazer.Pages
             }
         }
 
-        private void OnDelete(int id)
+        private async void OnDelete(int id)
         {
+            var parameters = new ModalParameters();
+            parameters.Add(nameof(Item.Id), id);
+
+            var modal = Modal.Show<DeleteConfirmation>("Delete Confirmation", parameters);
+            var result = await modal.Result;
+
+            if (result.Cancelled)
+            {
+                return;
+            }
+
+            await DataService.Delete(id);
 
+            // Reload the page
+            NavigationManager.NavigateTo("list", true);
         }
     }
 }

TutoBlazer/Pages/_Layout.cshtml

@@ -33,5 +33,7 @@
 
     <link href="_content/Blazorise/blazorise.css" rel="stylesheet" />
     <link href="_content/Blazorise.Bootstrap/blazorise.bootstrap.css" rel="stylesheet" />
+    <link href="_content/Blazored.Modal/blazored-modal.css" rel="stylesheet" />
+    <script src="_content/Blazored.Modal/blazored.modal.js"></script>
 </body>
 </html>

TutoBlazer/Program.cs

@@ -6,6 +6,10 @@ using Microsoft.AspNetCore.Components;
 using Microsoft.AspNetCore.Components.Web;
 using TutoBlazer.Data;
 using TutoBlazer.Services;
+using Blazored.Modal;
+using Microsoft.AspNetCore.Localization;
+using System.Globalization;
+using Microsoft.Extensions.Options;
 
 var builder = WebApplication.CreateBuilder(args);
 
@@ -20,6 +24,24 @@ builder.Services
    .AddFontAwesomeIcons();
 builder.Services.AddBlazoredLocalStorage();
 builder.Services.AddScoped<IDataService, DataLocalService>();
+builder.Services.AddBlazoredModal();
+
+// Add the controller of the app
+builder.Services.AddControllers();
+
+// Add the localization to the app and specify the resources path
+builder.Services.AddLocalization(opts => { opts.ResourcesPath = "Resources"; });
+
+// Configure the localtization
+builder.Services.Configure<RequestLocalizationOptions>(options =>
+{
+    // Set the default culture of the web site
+    options.DefaultRequestCulture = new RequestCulture(new CultureInfo("en-US"));
+
+    // Declare the supported culture
+    options.SupportedCultures = new List<CultureInfo> { new CultureInfo("en-US"), new CultureInfo("fr-FR") };
+    options.SupportedUICultures = new List<CultureInfo> { new CultureInfo("en-US"), new CultureInfo("fr-FR") };
+});
 
 var app = builder.Build();
 
@@ -37,6 +59,21 @@ app.UseStaticFiles();
 
 app.UseRouting();
 
+// Get the current localization options
+var options = ((IApplicationBuilder)app).ApplicationServices.GetService<IOptions<RequestLocalizationOptions>>();
+
+if (options?.Value != null)
+{
+    // use the default localization
+    app.UseRequestLocalization(options.Value);
+}
+
+// Add the controller to the endpoint
+app.UseEndpoints(endpoints =>
+{
+    endpoints.MapControllers();
+});
+
 app.MapBlazorHub();
 app.MapFallbackToPage("/_Host");
 

TutoBlazer/Resources/Pages.List.fr-FR.resx

@@ -0,0 +1,123 @@
+<?xml version="1.0" encoding="utf-8"?>
+<root>
+  <!-- 
+    Microsoft ResX Schema 
+    
+    Version 2.0
+    
+    The primary goals of this format is to allow a simple XML format 
+    that is mostly human readable. The generation and parsing of the 
+    various data types are done through the TypeConverter classes 
+    associated with the data types.
+    
+    Example:
+    
+    ... ado.net/XML headers & schema ...
+    <resheader name="resmimetype">text/microsoft-resx</resheader>
+    <resheader name="version">2.0</resheader>
+    <resheader name="reader">System.Resources.ResXResourceReader, System.Windows.Forms, ...</resheader>
+    <resheader name="writer">System.Resources.ResXResourceWriter, System.Windows.Forms, ...</resheader>
+    <data name="Name1"><value>this is my long string</value><comment>this is a comment</comment></data>
+    <data name="Color1" type="System.Drawing.Color, System.Drawing">Blue</data>
+    <data name="Bitmap1" mimetype="application/x-microsoft.net.object.binary.base64">
+        <value>[base64 mime encoded serialized .NET Framework object]</value>
+    </data>
+    <data name="Icon1" type="System.Drawing.Icon, System.Drawing" mimetype="application/x-microsoft.net.object.bytearray.base64">
+        <value>[base64 mime encoded string representing a byte array form of the .NET Framework object]</value>
+        <comment>This is a comment</comment>
+    </data>
+                
+    There are any number of "resheader" rows that contain simple 
+    name/value pairs.
+    
+    Each data row contains a name, and value. The row also contains a 
+    type or mimetype. Type corresponds to a .NET class that support 
+    text/value conversion through the TypeConverter architecture. 
+    Classes that don't support this are serialized and stored with the 
+    mimetype set.
+    
+    The mimetype is used for serialized objects, and tells the 
+    ResXResourceReader how to depersist the object. This is currently not 
+    extensible. For a given mimetype the value must be set accordingly:
+    
+    Note - application/x-microsoft.net.object.binary.base64 is the format 
+    that the ResXResourceWriter will generate, however the reader can 
+    read any of the formats listed below.
+    
+    mimetype: application/x-microsoft.net.object.binary.base64
+    value   : The object must be serialized with 
+            : System.Runtime.Serialization.Formatters.Binary.BinaryFormatter
+            : and then encoded with base64 encoding.
+    
+    mimetype: application/x-microsoft.net.object.soap.base64
+    value   : The object must be serialized with 
+            : System.Runtime.Serialization.Formatters.Soap.SoapFormatter
+            : and then encoded with base64 encoding.
+
+    mimetype: application/x-microsoft.net.object.bytearray.base64
+    value   : The object must be serialized into a byte array 
+            : using a System.ComponentModel.TypeConverter
+            : and then encoded with base64 encoding.
+    -->
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <data name="Title" xml:space="preserve">
+    <value>Liste des éléments</value>
+  </data>
+</root>

TutoBlazer/Resources/Pages.List.resx

@@ -0,0 +1,123 @@
+<?xml version="1.0" encoding="utf-8"?>
+<root>
+  <!-- 
+    Microsoft ResX Schema 
+    
+    Version 2.0
+    
+    The primary goals of this format is to allow a simple XML format 
+    that is mostly human readable. The generation and parsing of the 
+    various data types are done through the TypeConverter classes 
+    associated with the data types.
+    
+    Example:
+    
+    ... ado.net/XML headers & schema ...
+    <resheader name="resmimetype">text/microsoft-resx</resheader>
+    <resheader name="version">2.0</resheader>
+    <resheader name="reader">System.Resources.ResXResourceReader, System.Windows.Forms, ...</resheader>
+    <resheader name="writer">System.Resources.ResXResourceWriter, System.Windows.Forms, ...</resheader>
+    <data name="Name1"><value>this is my long string</value><comment>this is a comment</comment></data>
+    <data name="Color1" type="System.Drawing.Color, System.Drawing">Blue</data>
+    <data name="Bitmap1" mimetype="application/x-microsoft.net.object.binary.base64">
+        <value>[base64 mime encoded serialized .NET Framework object]</value>
+    </data>
+    <data name="Icon1" type="System.Drawing.Icon, System.Drawing" mimetype="application/x-microsoft.net.object.bytearray.base64">
+        <value>[base64 mime encoded string representing a byte array form of the .NET Framework object]</value>
+        <comment>This is a comment</comment>
+    </data>
+                
+    There are any number of "resheader" rows that contain simple 
+    name/value pairs.
+    
+    Each data row contains a name, and value. The row also contains a 
+    type or mimetype. Type corresponds to a .NET class that support 
+    text/value conversion through the TypeConverter architecture. 
+    Classes that don't support this are serialized and stored with the 
+    mimetype set.
+    
+    The mimetype is used for serialized objects, and tells the 
+    ResXResourceReader how to depersist the object. This is currently not 
+    extensible. For a given mimetype the value must be set accordingly:
+    
+    Note - application/x-microsoft.net.object.binary.base64 is the format 
+    that the ResXResourceWriter will generate, however the reader can 
+    read any of the formats listed below.
+    
+    mimetype: application/x-microsoft.net.object.binary.base64
+    value   : The object must be serialized with 
+            : System.Runtime.Serialization.Formatters.Binary.BinaryFormatter
+            : and then encoded with base64 encoding.
+    
+    mimetype: application/x-microsoft.net.object.soap.base64
+    value   : The object must be serialized with 
+            : System.Runtime.Serialization.Formatters.Soap.SoapFormatter
+            : and then encoded with base64 encoding.
+
+    mimetype: application/x-microsoft.net.object.bytearray.base64
+    value   : The object must be serialized into a byte array 
+            : using a System.ComponentModel.TypeConverter
+            : and then encoded with base64 encoding.
+    -->
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <data name="Title" xml:space="preserve">
+    <value>Items List</value>
+  </data>
+</root>

TutoBlazer/Shared/CultureSelector.razor

@@ -0,0 +1,43 @@
+@using System.Globalization
+@inject NavigationManager NavigationManager
+
+<p>
+    <label>
+        Select your locale:
+        <select @bind="Culture">
+            @foreach (var culture in supportedCultures)
+            {
+                <option value="@culture">@culture.DisplayName</option>
+            }
+        </select>
+    </label>
+</p>
+
+@code
+{
+    private CultureInfo[] supportedCultures = new[]
+    {
+        new CultureInfo("en-US"),
+        new CultureInfo("fr-FR")
+    };
+
+    private CultureInfo Culture
+    {
+        get => CultureInfo.CurrentCulture;
+        set
+        {
+            if (CultureInfo.CurrentUICulture == value)
+            {
+                return;
+            }
+
+            var culture = value.Name.ToLower(CultureInfo.InvariantCulture);
+
+            var uri = new Uri(this.NavigationManager.Uri).GetComponents(UriComponents.PathAndQuery, UriFormat.Unescaped);
+            var query = $"?culture={Uri.EscapeDataString(culture)}&" + $"redirectUri={Uri.EscapeDataString(uri)}";
+
+            // Redirect the user to the culture controller to set the cookie
+            this.NavigationManager.NavigateTo("/Culture/SetCulture" + query, forceLoad: true);
+        }
+    }
+}

TutoBlazer/Shared/MainLayout.razor

@@ -10,6 +10,9 @@
     <main>
         <div class="top-row px-4">
             <a href="https://docs.microsoft.com/aspnet/" target="_blank">About</a>
+            <div class="px-4">
+                <CultureSelector />
+            </div>
         </div>
 
         <article class="content px-4">

TutoBlazer/TutoBlazer.csproj

@@ -12,6 +12,7 @@
     <PackageReference Include="Blazorise.Bootstrap" Version="1.1.2" />
     <PackageReference Include="Blazorise.DataGrid" Version="1.1.2" />
     <PackageReference Include="Blazorise.Icons.FontAwesome" Version="1.1.2" />
+    <PackageReference Include="Microsoft.Extensions.Localization" Version="7.0.0" />
   </ItemGroup>
 
 </Project>

TutoBlazer/_Imports.razor

@@ -9,3 +9,5 @@
 @using TutoBlazer
 @using TutoBlazer.Shared
 @using Blazorise.DataGrid
+@using Blazored.Modal
+@using Blazored.Modal.Services