refactor logging in pretty big overhaul

Application/Extensions/StartupExtensions.cs

@@ -0,0 +1,41 @@
+using System.IO;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Serilog;
+using SharedLibraryCore;
+using SharedLibraryCore.Configuration;
+
+namespace IW4MAdmin.Application.Extensions
+{
+    public static class StartupExtensions
+    {
+        private static ILogger _defaultLogger = null;
+
+        public static IServiceCollection AddBaseLogger(this IServiceCollection services,
+            ApplicationConfiguration appConfig)
+        {
+            if (_defaultLogger == null)
+            {
+                var configuration = new ConfigurationBuilder()
+                    .AddJsonFile(Path.Join(Utilities.OperatingDirectory, "Configuration", "LoggingConfiguration.json"))
+                    .Build();
+
+                var loggerConfig = new LoggerConfiguration()
+                    .ReadFrom.Configuration(configuration);
+
+
+                if (Utilities.IsDevelopment)
+                {
+                    loggerConfig = loggerConfig.WriteTo.Console(
+                        outputTemplate:"[{Timestamp:yyyy-MM-dd HH:mm:ss.fff} {Server} {Level:u3}] {Message:lj}{NewLine}{Exception}")
+                        .MinimumLevel.Debug();
+                }
+
+                _defaultLogger = loggerConfig.CreateLogger();
+            }
+
+            services.AddLogging(builder => builder.AddSerilog(_defaultLogger, dispose: true));
+            return services;
+        }
+    }
+}