Add OptServerInfo

ConsoleApp/src/DemoArgProcessing/Options/Hidden/OptServerInfo.cs

@@ -0,0 +1,115 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.Immutable;
+using System.IO;
+using System.Linq;
+using ConsoleApp.GenericArgProcessing;
+using DemoParser.Parser;
+using DemoParser.Parser.Components.Messages;
+using DemoParser.Parser.Components.Packets;
+using DemoParser.Utils;
+
+namespace ConsoleApp.DemoArgProcessing.Options.Hidden
+{
+
+    public class OptServerInfo : DemoOption<OptServerInfo.InfoFlags>
+    {
+
+        public static readonly ImmutableArray<string> DefaultAliases = new[] { "--server-info" }.ToImmutableArray();
+
+        private const int FmtIdt = -25;
+
+        [Flags]
+        public enum InfoFlags
+        {
+            ServerCountOnly = 1,
+        }
+
+        public OptServerInfo() : base(
+            DefaultAliases,
+            Arity.ZeroOrOne,
+            "Print SvcServerInfo" +
+            $"\nUse flag \"{InfoFlags.ServerCountOnly}\" or \"1\" to print server count only.",
+            "flags",
+            Utils.ParseEnum<InfoFlags>,
+            default,
+            true)
+        { }
+
+
+        protected override void AfterParse(DemoParsingSetupInfo setupObj, InfoFlags arg, bool isDefault)
+        {
+            setupObj.ExecutableOptions++;
+        }
+
+        protected override void Process(DemoParsingInfo infoObj, InfoFlags arg, bool isDefault)
+        {
+            infoObj.PrintOptionMessage("searching for SvcServerInfo");
+            try
+            {
+                bool any = false;
+                foreach ((SvcServerInfo info, int tick) in infoObj.CurrentDemo.FilterForMessage<SvcServerInfo>())
+                {
+                    any = true;
+                    WriteServerInfo(info, Console.Out, arg);
+                    break;
+                }
+                if (!any)
+                    Utils.Warning("SvcServerInfo not found");
+            }
+            catch (Exception)
+            {
+                Utils.Warning("Search for SvcServerInfo failed.\n");
+            }
+        }
+
+        public static IEnumerable<SvcServerInfo> GetServerInfo(SourceDemo demo)
+        {
+            return
+                from packet in demo.FilterForPacket<Packet>()
+                from message in packet.MessageStream
+                where message?.GetType() == typeof(SvcServerInfo)
+                select (SvcServerInfo)message;
+        }
+
+        public static void WriteServerInfo(SvcServerInfo info, TextWriter tw, InfoFlags flags)
+        {
+            if (flags == InfoFlags.ServerCountOnly)
+            {
+                tw.Write($"{"Server count ",FmtIdt}: {info.ServerCount}\n\n");
+            }
+            else
+            {
+                tw.Write($"{"Network protocol ",FmtIdt}: {info.NetworkProtocol}" +
+                         $"\n{"Server count ",FmtIdt}: {info.ServerCount}" +
+                         $"\n{"Is hltv ",FmtIdt}: {info.IsHltv}" +
+                         $"\n{"Is dedicated ",FmtIdt}: {info.IsDedicated}");
+                if (info.RestrictWorkshopAddons != null)
+                {
+                    tw.Write($"\n{"Restrict workshop addons ",FmtIdt}: {info.RestrictWorkshopAddons}");
+                }
+                tw.Write($"\n{"Player count ",FmtIdt}: {info.PlayerCount}" +
+                         $"\n{"Max player count ",FmtIdt}: {info.MaxClients}" +
+                         $"\n{"Tick interval ",FmtIdt}: {info.TickInterval}" +
+                         $"\n{"Platform ",FmtIdt}: {info.Platform}" +
+                         $"\n{"Game directory ",FmtIdt}: {info.GameDir}" +
+                         $"\n{"Map name ",FmtIdt}: {info.MapName}" +
+                         $"\n{"Skybox name ",FmtIdt}: {info.SkyName}" +
+                         $"\n{"Host name ",FmtIdt}: {info.HostName}");
+                if (info.MissionName != null && info.MutationName != null)
+                {
+                    tw.Write($"\n{"Mission name ",FmtIdt}: {info.MissionName}" +
+                             $"\n{"Mutation name ",FmtIdt}: {info.MutationName}");
+                }
+
+                if (info.HasReplay != null)
+                {
+                    tw.Write($"\n{"Has replay ",FmtIdt}: {info.HasReplay}");
+                }
+                tw.Write("\n\n");
+            }
+        }
+
+        protected override void PostProcess(DemoParsingInfo infoObj, InfoFlags arg, bool isDefault) { }
+    }
+}

ConsoleApp/src/Program.cs

@@ -122,6 +122,7 @@ public static void Main(string[] args) {
 						new OptPortals(),
 						new OptInputs(),
 						new OptDemoDump(),
+						new OptServerInfo(),
 						new OptTime() // this option should always be here and probably be last, it's sort of a default
 					}.ToImmutableArray()
 				);