Add MauiBlazorCurrentTimezoneService implementation

framework/src/Volo.Abp.AspNetCore.Components.MauiBlazor/Volo/Abp/AspNetCore/Components/MauiBlazor/MauiBlazorCurrentTimezoneService.cs

@@ -0,0 +1,41 @@
+using System;
+using System.Threading.Tasks;
+using Microsoft.JSInterop;
+using Volo.Abp.AspNetCore.Mvc.Client;
+using Volo.Abp.DependencyInjection;
+using Volo.Abp.Timing;
+
+namespace Volo.Abp.AspNetCore.Components.MauiBlazor;
+
+public class MauiBlazorCurrentTimezoneService : ITransientDependency
+{
+    protected IClock Clock { get; }
+    protected ICachedApplicationConfigurationClient ApplicationConfigurationClient { get; }
+    protected IJSRuntime JsRuntime { get; }
+    protected ICurrentTimezoneProvider CurrentTimezoneProvider { get; }
+
+    public MauiBlazorCurrentTimezoneService(
+        IClock clock,
+        ICachedApplicationConfigurationClient applicationConfigurationClient,
+        IJSRuntime jsRuntime,
+        ICurrentTimezoneProvider currentTimezoneProvider)
+    {
+        Clock = clock;
+        ApplicationConfigurationClient = applicationConfigurationClient;
+        JsRuntime = jsRuntime;
+        CurrentTimezoneProvider = currentTimezoneProvider;
+    }
+
+    public virtual async Task InitializeAsync()
+    {
+        if (Clock.SupportsMultipleTimezone)
+        {
+            var configurationDto = await ApplicationConfigurationClient.GetAsync();
+            CurrentTimezoneProvider.TimeZone = !configurationDto.Timing.TimeZone.Iana.TimeZoneName.IsNullOrEmpty()
+                ? configurationDto.Timing.TimeZone.Iana.TimeZoneName
+                : await JsRuntime.InvokeAsync<string>("abp.clock.getBrowserTimeZone");
+
+            await JsRuntime.InvokeAsync<string>("abp.clock.setBrowserTimeZoneToCookie");
+        }
+    }
+}