News Dashboard: Adding functionality to overwrite the cache duration (#21064)

* Adding functionality to overwrite the cacheduration for NewsDashboard

* Making the extension its own class, as to avoid having to inherit the entire service.

* Changing options to duration and adding interface

src/Umbraco.Cms.Api.Management/DependencyInjection/DashboardBuilderExtensions.cs

@@ -8,8 +8,10 @@ internal static class NewsDashboardBuilderExtensions
 {
     internal static IUmbracoBuilder AddNewsDashboard(this IUmbracoBuilder builder)
     {
+        builder.Services.AddSingleton<INewsCacheDurationProvider, NewsCacheDurationProvider>();
         builder.Services.AddSingleton<INewsDashboardService, NewsDashboardService>();
 
         return builder;
     }
 }
+

src/Umbraco.Cms.Api.Management/Services/NewsDashboard/INewsCacheDurationProvider.cs

@@ -0,0 +1,12 @@
+namespace Umbraco.Cms.Api.Management.Services.NewsDashboard;
+
+/// <summary>
+/// Cache duration provider for the news dashboard service.
+/// </summary>
+public interface INewsCacheDurationProvider
+{
+    /// <summary>
+    /// Gets the cache duration for news dashboard items.
+    /// </summary>
+    TimeSpan CacheDuration { get; }
+}

src/Umbraco.Cms.Api.Management/Services/NewsDashboard/NewsCacheDurationProvider.cs

@@ -0,0 +1,7 @@
+namespace Umbraco.Cms.Api.Management.Services.NewsDashboard;
+
+public class NewsCacheDurationProvider : INewsCacheDurationProvider
+{
+    /// <inheritdoc />
+    public TimeSpan CacheDuration => TimeSpan.FromMinutes(30);
+}

src/Umbraco.Cms.Api.Management/Services/NewsDashboard/NewsDashboardService.cs

@@ -1,11 +1,13 @@
 using System.Diagnostics.CodeAnalysis;
 using System.Text.Json;
+using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Options;
 using Umbraco.Cms.Api.Management.ViewModels.NewsDashboard;
 using Umbraco.Cms.Core.Cache;
 using Umbraco.Cms.Core.Configuration;
 using Umbraco.Cms.Core.Configuration.Models;
+using Umbraco.Cms.Core.DependencyInjection;
 using Umbraco.Cms.Core.Security;
 using Umbraco.Cms.Core.Telemetry;
 using Umbraco.Extensions;
@@ -21,6 +23,7 @@ public class NewsDashboardService : INewsDashboardService
     private readonly ILogger<NewsDashboardService> _logger;
     private readonly IBackOfficeSecurityAccessor _backOfficeSecurityAccessor;
     private readonly GlobalSettings _globalSettings;
+    private readonly INewsCacheDurationProvider _newsCacheDurationProvider;
 
     private static readonly HttpClient _httpClient = new();
 
@@ -33,7 +36,8 @@ public class NewsDashboardService : INewsDashboardService
         ISiteIdentifierService siteIdentifierService,
         ILogger<NewsDashboardService> logger,
         IBackOfficeSecurityAccessor backOfficeSecurityAccessor,
-        IOptions<GlobalSettings> globalSettings)
+        IOptions<GlobalSettings> globalSettings,
+        INewsCacheDurationProvider newsCacheDurationProvider)
     {
         _appCaches = appCaches;
         _umbracoVersion = umbracoVersion;
@@ -41,6 +45,26 @@ public class NewsDashboardService : INewsDashboardService
         _logger = logger;
         _backOfficeSecurityAccessor = backOfficeSecurityAccessor;
         _globalSettings = globalSettings.Value;
+        _newsCacheDurationProvider = newsCacheDurationProvider;
+    }
+
+    [Obsolete("Please use the constructor taking all parameters. Scheduled for removal in Umbraco 19")]
+    public NewsDashboardService(
+        AppCaches appCaches,
+        IUmbracoVersion umbracoVersion,
+        ISiteIdentifierService siteIdentifierService,
+        ILogger<NewsDashboardService> logger,
+        IBackOfficeSecurityAccessor backOfficeSecurityAccessor,
+        IOptions<GlobalSettings> globalSettings)
+        : this(
+        appCaches,
+        umbracoVersion,
+        siteIdentifierService,
+        logger,
+        backOfficeSecurityAccessor,
+        globalSettings,
+        StaticServiceProvider.Instance.GetRequiredService<INewsCacheDurationProvider>())
+    {
     }
 
     /// <inheritdoc />
@@ -69,7 +93,7 @@ public class NewsDashboardService : INewsDashboardService
 
             if (TryMapModel(json, out NewsDashboardResponseModel? model))
             {
-                _appCaches.RuntimeCache.InsertCacheItem(CacheKey, () => model, new TimeSpan(0, 30, 0));
+                _appCaches.RuntimeCache.InsertCacheItem(CacheKey, () => model, _newsCacheDurationProvider.CacheDuration);
                 content = model;
             }
         }