Fix for logviewer issue

src/Umbraco.Infrastructure/Logging/Viewer/LogViewerComposer.cs

@@ -1,5 +1,7 @@
-using Umbraco.Core.Composing;
-using Umbraco.Core.IO;
+using System.IO;
+using Serilog;
+using Umbraco.Core.Composing;
+using Umbraco.Core.Hosting;
 
 namespace Umbraco.Core.Logging.Viewer
 {
@@ -9,8 +11,26 @@ namespace Umbraco.Core.Logging.Viewer
     {
         public void Compose(Composition composition)
         {
+
+
+            composition.RegisterUnique<ILoggingConfiguration>(factory =>
+            {
+                var hostingEnvironment = factory.GetInstance<IHostingEnvironment>();
+                return new LoggingConfiguration(
+                    Path.Combine(hostingEnvironment.ApplicationPhysicalPath, "App_Data\\Logs"),
+                    Path.Combine(hostingEnvironment.ApplicationPhysicalPath, "config\\serilog.config"),
+                    Path.Combine(hostingEnvironment.ApplicationPhysicalPath, "config\\serilog.user.config"));
+            });
             composition.RegisterUnique<ILogViewerConfig, LogViewerConfig>();
             composition.SetLogViewer<SerilogJsonLogViewer>();
+            composition.RegisterUnique<ILogViewer>(factory =>
+            {
+
+                return new SerilogJsonLogViewer(factory.GetInstance<ILogger>(),
+                    factory.GetInstance<ILogViewerConfig>(),
+                    factory.GetInstance<ILoggingConfiguration>(),
+                    Log.Logger);
+            } );
         }
     }
 }

src/Umbraco.Infrastructure/Logging/Viewer/SerilogLogViewerSourceBase.cs

@@ -14,7 +14,7 @@ namespace Umbraco.Core.Logging.Viewer
         private readonly global::Serilog.ILogger _serilogLog;
 
         protected SerilogLogViewerSourceBase(ILogViewerConfig logViewerConfig, global::Serilog.ILogger serilogLog)
-        {            
+        {
             _logViewerConfig = logViewerConfig;
             _serilogLog = serilogLog;
         }
@@ -50,7 +50,7 @@ namespace Umbraco.Core.Logging.Viewer
         /// <returns></returns>
         public string GetLogLevel()
         {
-            var logLevel = Enum.GetValues(typeof(LogEventLevel)).Cast<LogEventLevel>().Where(_serilogLog.IsEnabled)?.Min() ?? null;
+            var logLevel = Enum.GetValues(typeof(LogEventLevel)).Cast<LogEventLevel>().Where(_serilogLog.IsEnabled).DefaultIfEmpty(LogEventLevel.Information)?.Min() ?? null;
             return logLevel?.ToString() ?? "";
         }
 
@@ -131,6 +131,6 @@ namespace Umbraco.Core.Logging.Viewer
             };
         }
 
-        
+
     }
 }

src/Umbraco.Infrastructure/Scheduling/ScheduledPublishing.cs

@@ -70,7 +70,8 @@ namespace Umbraco.Web.Scheduling
                 //    but then what should be its "scope"? could we attach it to scopes?
                 // - and we should definitively *not* have to flush it here (should be auto)
                 //
-                using (var contextReference = _umbracoContextFactory.EnsureUmbracoContext())
+                using (
+                var contextReference = _umbracoContextFactory.EnsureUmbracoContext())
                 {
                     try
                     {

src/Umbraco.Web.Common/Extensions/UmbracoCoreServiceCollectionExtensions.cs

@@ -84,7 +84,6 @@ namespace Umbraco.Web.Common.Extensions
 
             IHttpContextAccessor httpContextAccessor = new HttpContextAccessor();
             services.AddSingleton<IHttpContextAccessor>(httpContextAccessor);
-
             var requestCache = new GenericDictionaryRequestAppCache(() => httpContextAccessor.HttpContext.Items);
 
             services.AddUmbracoCore(webHostEnvironment,

src/Umbraco.Web/UmbracoApplicationBase.cs

@@ -73,7 +73,7 @@ namespace Umbraco.Web
         }
 
         protected UmbracoApplicationBase(ILogger logger, Configs configs, IIOHelper ioHelper, IProfiler profiler, IHostingEnvironment hostingEnvironment, IBackOfficeInfo backOfficeInfo)
-        {            
+        {
             if (!Umbraco.Composing.Current.IsInitialized)
             {
                 Logger = logger;