adjustments for T6 and tekno (implement mapped dvars and default values)

SharedLibraryCore/Interfaces/IRConParser.cs

@@ -63,8 +63,24 @@ namespace SharedLibraryCore.Interfaces
         bool CanGenerateLogPath { get; set; }
 
         /// <summary>
-        /// Specifies the name of the parser
+        /// specifies the name of the parser
         /// </summary>
         string Name { get; set; }
+
+        /// <summary>
+        /// retrieves the value of given dvar key if it exists in the override dict
+        /// otherwise returns original
+        /// </summary>
+        /// <param name="dvarName">name of dvar key</param>
+        /// <returns></returns>
+        string GetOverrideDvarName(string dvarName);
+
+        /// <summary>
+        /// retrieves the configuration value of a dvar key for
+        /// games that do not support the given dvar
+        /// </summary>
+        /// <param name="dvarName">dvar key name</param>
+        /// <returns></returns>
+        T GetDefaultDvarValue<T>(string dvarName);
     }
 }

SharedLibraryCore/Interfaces/IRConParserConfiguration.cs

@@ -1,4 +1,5 @@
 using SharedLibraryCore.RCon;
+using System.Collections.Generic;
 using System.Globalization;
 
 namespace SharedLibraryCore.Interfaces
@@ -45,5 +46,16 @@ namespace SharedLibraryCore.Interfaces
         /// indicates the format expected for parsed guids
         /// </summary>
         NumberStyles GuidNumberStyle { get; set; }
+
+        /// <summary>
+        /// specifies simple mappings for dvar names in scenarios where the needed
+        /// information is not stored in a traditional dvar name
+        /// </summary>
+        IDictionary<string, string> OverrideDvarNameMapping { get; set; }
+
+        /// <summary>
+        /// specifies the default dvar values for games that don't support certain dvars
+        /// </summary>
+        IDictionary<string, string> DefaultDvarValues { get; set; }
     }
 }

SharedLibraryCore/Utilities.cs

@@ -1,4 +1,5 @@
-using SharedLibraryCore.Database.Models;
+
+using SharedLibraryCore.Database.Models;
 using SharedLibraryCore.Helpers;
 using SharedLibraryCore.Interfaces;
 using System;
@@ -747,7 +748,27 @@ namespace SharedLibraryCore
 
         public static Task<Dvar<T>> GetDvarAsync<T>(this Server server, string dvarName, T fallbackValue = default)
         {
-            return server.RconParser.GetDvarAsync<T>(server.RemoteConnection, dvarName, fallbackValue);
+            return server.RconParser.GetDvarAsync(server.RemoteConnection, dvarName, fallbackValue);
+        }
+
+        public static async Task<Dvar<T>> GetMappedDvarValueOrDefaultAsync<T>(this Server server, string dvarName, string infoResponseName = null, IDictionary<string, string> infoResponse = null)
+        {
+            // todo: unit test this
+            string mappedKey = server.RconParser.GetOverrideDvarName(dvarName);
+            var defaultValue = server.RconParser.GetDefaultDvarValue<T>(mappedKey);
+
+            string foundKey = infoResponse?.Keys.Where(_key => new[] { mappedKey, dvarName, infoResponseName ?? dvarName }.Contains(_key)).FirstOrDefault();
+
+            if (!string.IsNullOrEmpty(foundKey))
+            {
+                return new Dvar<T>
+                {
+                    Value = (T)Convert.ChangeType(infoResponse[foundKey], typeof(T)),
+                    Name = foundKey
+                };
+            }
+
+            return await server.GetDvarAsync(mappedKey, defaultValue);
         }
 
         public static Task SetDvarAsync(this Server server, string dvarName, object dvarValue)
@@ -944,6 +965,8 @@ namespace SharedLibraryCore
 
         public static bool ShouldHideLevel(this Permission perm) => perm == Permission.Flagged;
 
+
+
         /// <summary>
         /// replaces any directory separator chars with the platform specific character
         /// </summary>