Add endpoint to log client events

MediaBrowser.Controller/ClientEvent/ClientEventLogger.cs

@@ -0,0 +1,38 @@
+using System;
+using MediaBrowser.Model.ClientLog;
+using Microsoft.Extensions.Logging;
+
+namespace MediaBrowser.Controller.ClientEvent
+{
+    /// <inheritdoc />
+    public class ClientEventLogger : IClientEventLogger
+    {
+        private const string LogString = "[{Timestamp:yyyy-MM-dd HH:mm:ss.fff zzz}] [{Level}] [{ClientName}:{ClientVersion}]: UserId: {UserId} DeviceId: {DeviceId}{NewLine}{Message}";
+        private readonly ILogger<ClientEventLogger> _logger;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClientEventLogger"/> class.
+        /// </summary>
+        /// <param name="logger">Instance of the <see cref="ILogger{ClientEventLogger}"/> interface.</param>
+        public ClientEventLogger(ILogger<ClientEventLogger> logger)
+        {
+            _logger = logger;
+        }
+
+        /// <inheritdoc />
+        public void Log(ClientLogEvent clientLogEvent)
+        {
+            _logger.Log(
+                LogLevel.Critical,
+                LogString,
+                clientLogEvent.Timestamp,
+                clientLogEvent.Level.ToString(),
+                clientLogEvent.ClientName,
+                clientLogEvent.ClientVersion,
+                clientLogEvent.UserId ?? Guid.Empty,
+                clientLogEvent.DeviceId,
+                Environment.NewLine,
+                clientLogEvent.Message);
+        }
+    }
+}