Creating the service interfaces and their implementations. Registering them in CoreInitialComposer. These services delegate the work to repositories

src/Umbraco.Core/Runtime/CoreInitialComposer.cs

@@ -18,6 +18,7 @@ using Umbraco.Core.PropertyEditors;
 using Umbraco.Core.PropertyEditors.Validators;
 using Umbraco.Core.Scoping;
 using Umbraco.Core.Services;
+using Umbraco.Core.Services.Implement;
 using Umbraco.Core.Strings;
 using Umbraco.Core.Sync;
 using IntegerValidator = Umbraco.Core.PropertyEditors.Validators.IntegerValidator;
@@ -129,6 +130,10 @@ namespace Umbraco.Core.Runtime
 
             // by default, register a noop rebuilder
             composition.RegisterUnique<IPublishedSnapshotRebuilder, PublishedSnapshotRebuilder>();
+
+            // will be injected in controllers when needed to invoke rest endpoints on Our
+            composition.RegisterUnique<IInstallationService, InstallationService>();
+            composition.RegisterUnique<IUpgradeService, UpgradeService>();
         }
     }
 }

src/Umbraco.Core/Services/IInstallationService.cs

@@ -0,0 +1,10 @@
+using System.Threading.Tasks;
+using Umbraco.Core.Models;
+
+namespace Umbraco.Core.Services
+{
+    public interface IInstallationService
+    {
+        Task Install(InstallLog installLog);
+    }
+}

src/Umbraco.Core/Services/IUpgradeService.cs

@@ -0,0 +1,11 @@
+using System.Threading.Tasks;
+using Semver;
+using Umbraco.Core.Models;
+
+namespace Umbraco.Core.Services
+{
+    public interface IUpgradeService
+    {
+        Task<UpgradeResult> CheckUpgrade(SemVersion version);
+    }
+}

src/Umbraco.Core/Services/Implement/InstallationService.cs

@@ -0,0 +1,21 @@
+using System.Threading.Tasks;
+using Umbraco.Core.Models;
+using Umbraco.Core.Persistence.Repositories;
+
+namespace Umbraco.Core.Services.Implement
+{
+    public class InstallationService : IInstallationService
+    {
+        private readonly IInstallationRepository _installationRepository;
+
+        public InstallationService(IInstallationRepository installationRepository)
+        {
+            _installationRepository = installationRepository;
+        }
+
+        public async Task Install(InstallLog installLog)
+        {
+            await _installationRepository.SaveInstall(installLog);
+        }
+    }
+}

src/Umbraco.Core/UpgradeService.cs

@@ -0,0 +1,23 @@
+using System.Threading.Tasks;
+using Semver;
+using Umbraco.Core.Models;
+using Umbraco.Core.Persistence.Repositories;
+using Umbraco.Core.Services;
+
+namespace Umbraco.Core
+{
+    internal class UpgradeService : IUpgradeService
+    {
+        private readonly IUpgradeCheckRepository _upgradeCheckRepository;
+
+        public UpgradeService(IUpgradeCheckRepository upgradeCheckRepository)
+        {
+            _upgradeCheckRepository = upgradeCheckRepository;
+        }
+
+        public async Task<UpgradeResult> CheckUpgrade(SemVersion version)
+        {
+            return await _upgradeCheckRepository.CheckUpgrade(version);
+        }
+    }
+}