localization support

added top row with combobox for localization

Author: blazej.kuhajda

src/sanbox/integration/ix-integration-blazor/Controllers/CultureController.cs

@@ -0,0 +1,33 @@
+using Microsoft.AspNetCore.Localization;
+using Microsoft.AspNetCore.Mvc;
+using System.Globalization;
+using AXSharp.Connector;
+
+namespace ix_integration_blazor;
+
+[Route("/[controller]")]
+[ApiController]
+public class CultureController : ControllerBase
+{
+    public async Task<ActionResult> ChangeCulture([FromQuery] string culture)
+    {
+        if (culture != null)
+        {
+            HttpContext.Response.Cookies.Append(
+                CookieRequestCultureProvider.DefaultCookieName,
+                CookieRequestCultureProvider.MakeCookieValue(
+            new RequestCulture(culture, culture)));
+
+            CultureExtensions.Culture = new CultureInfo(culture);
+            Connector.SetCulture(CultureExtensions.Culture);
+
+        }
+
+        return Redirect("/");
+    }
+}
+
+public static class CultureExtensions
+{
+    public static CultureInfo Culture { get; set; } = CultureInfo.CurrentCulture ?? CultureInfo.DefaultThreadCurrentCulture ?? new CultureInfo("en-US");
+}

src/sanbox/integration/ix-integration-blazor/Pages/Localizations.razor

@@ -4,13 +4,3 @@
 
 <RenderableContentControl Presentation="Display"
                           Context="@Entry.Plc.test_example.primitives_stack" />
-
-<button @onclick="SetSk"></button>
-
-@code {
-
-           protected void SetSk()
-           {
-               Program.SetCulture("sk-SK");
-           }
-}

src/sanbox/integration/ix-integration-blazor/Program.cs

@@ -21,7 +21,7 @@ public class Program
         private static WebApplication App { get; set; }
 
         public static void Main(string[] args)
-        { 
+        {
             //ix_integration_plc.PlcTranslator.Instance.SetLocalizationResource(typeof(ix_integration_plc.ResourcesOverrride.OverridePlcStringResources));
 
             var builder = WebApplication.CreateBuilder(args);
@@ -33,43 +33,38 @@ public static void Main(string[] args)
             builder.Services.AddIxBlazorServices();
             builder.Services.AddLocalization();
 
-           
             var app = builder.Build();
 
             App = app;
 
             Entry.Plc.Connector.BuildAndStart().ReadWriteCycleDelay = 10;
             Entry.Plc.Connector.BuildAndStart().SubscriptionMode = ReadSubscriptionMode.Polling;
             Entry.Plc.Connector.ExceptionBehaviour = CommExceptionBehaviour.Ignore;
+
             //Entry.Plc.Connector.Translator.SetLocalizationResource(Entry.Plc.GetType(), "Properties.PlcStringResources");
-            
+
             // Configure the HTTP request pipeline.
             if (!app.Environment.IsDevelopment())
             {
                 app.UseExceptionHandler("/Error");
             }
 
+            var supportedCultures = new[] { "en-US", "sk-SK", "es-ES" };
+            var localizationOptions = new RequestLocalizationOptions()
+                .AddSupportedCultures(supportedCultures)
+                .AddSupportedUICultures(supportedCultures);
 
-
-            //app.UseRequestLocalization(new RequestLocalizationOptions()
-            //    .AddSupportedCultures(new[] { "en-US", "sk-SK" })
-            //    .AddSupportedUICultures(new[] { "en-US", "sk-SK" }));
-
-            App.UseRequestLocalization("sk-SK");
+            app.UseRequestLocalization(localizationOptions);
 
             app.UseStaticFiles();
 
             app.UseRouting();
 
+            app.MapControllers();
             app.MapBlazorHub();
             app.MapFallbackToPage("/_Host");
 
             app.Run();
         }
-
-        public static void SetCulture(string culture)
-        {
-            App.UseRequestLocalization(culture);
-        }
     }
 }

src/sanbox/integration/ix-integration-blazor/Shared/MainLayout.razor

@@ -8,9 +8,7 @@
     </div>
 
     <main>
-        <div class="top-row px-4">
-            <a href="https://docs.microsoft.com/aspnet/" target="_blank">About</a>
-        </div>
+       <TopRow></TopRow>
 
         <article class="content px-4">
             @Body

src/sanbox/integration/ix-integration-blazor/Shared/TopRow.razor

@@ -0,0 +1,44 @@
+@using System.Globalization
+@inject NavigationManager NavigationManager
+
+<div class="top-row px-2">
+
+    <div class="ms-auto">
+        <select class="form-control" @bind="Culture" @bind:event="oninput">
+            @foreach (var culture in supportedCultures)
+            {
+                <option data value="@culture">@culture.NativeName</option>
+            }
+        </select>
+    </div>
+
+
+</div>
+
+@code {
+    private CultureInfo[] supportedCultures = new[]
+    {
+        new CultureInfo("en-US"),
+        new CultureInfo("sk-SK"),
+        new CultureInfo("es-ES")
+    };
+
+    private CultureInfo Culture
+    {
+        get => CultureInfo.CurrentCulture;
+        set
+        {
+            // Prevent unnecessary navigation
+            if (!Equals(CultureInfo.CurrentCulture, value) && !Equals(CultureInfo.CurrentUICulture, value))
+            {
+                var cultureEscaped = Uri.EscapeDataString(value.Name);
+                NavigationManager.NavigateTo($"/culture?culture={cultureEscaped}", true);
+            }
+        }
+    }
+
+    protected override void OnInitialized()
+    {
+        Culture = CultureInfo.CurrentCulture;
+    }
+}

src/sanbox/integration/ix-integration-blazor/Shared/TopRow.razor.css

@@ -0,0 +1,13 @@
+.top-row {
+    background-color: #f7f7f7;
+    border-bottom: 1px solid #d6d5d5;
+    height: 3.5rem;
+    display: flex;
+    align-items: center;
+}
+
+@media (max-width: 769px) {
+    .IAmHereIndicator {
+        display: none;
+    }
+}

src/sanbox/integration/ix-integration-blazor/_Imports.razor

@@ -11,3 +11,10 @@
 @using AXSharp.Presentation.Blazor.Controls.RenderableContent
 @using AXSharp.Connector
 @using ix_integration_plc
+
+@using Microsoft.Extensions.Localization
+@using System.Globalization
+
+@using ix_integration_plc.Resources
+@inject IStringLocalizer<PlcStringResources> PlcLocalizer
+