source: TFP-WebServer/WebServer/src/WebAPI/APIs/ServerState/ServerInfo.cs@ 453

using System.Collections.Generic;
using JetBrains.Annotations;
using Utf8Json;
using Webserver.Permissions;

namespace Webserver.WebAPI.APIs.ServerState {
        [UsedImplicitly]
        public class ServerInfo : AbsRestApi {
                private static readonly UnityEngine.Profiling.CustomSampler buildSampler = UnityEngine.Profiling.CustomSampler.Create ("JSON_ServerInfo_BuildSampler");

                private static readonly byte[] keyType = JsonWriter.GetEncodedPropertyNameWithBeginObject ("type");
                private static readonly byte[] keyValue = JsonWriter.GetEncodedPropertyNameWithPrefixValueSeparator ("value");

                private int largestBuffer;

                protected override void HandleRestGet (RequestContext _context) {
                        buildSampler.Begin ();

                        PrepareEnvelopedResult (out JsonWriter writer);
                        
                        writer.EnsureCapacity (largestBuffer);
                        writer.WriteBeginObject ();
                        
                        GameServerInfo gsi = ConnectionManager.Instance.LocalServerInfo;

                        bool first = true;

                        IList<GameInfoString> list = EnumUtils.Values<GameInfoString> ();
                        for (int i = 0; i < list.Count; i++) {
                                GameInfoString stringGamePref = list [i];

                                if (!first) {
                                        writer.WriteValueSeparator ();
                                }

                                first = false;

                                writer.WritePropertyName (stringGamePref.ToStringCached ());

                                writer.WriteRaw (keyType);
                                writer.WriteString ("string");

                                writer.WriteRaw (keyValue);
                                writer.WriteString (gsi.GetValue (stringGamePref));

                                writer.WriteEndObject ();
                        }

                        IList<GameInfoInt> ints = EnumUtils.Values<GameInfoInt> ();
                        for (int i = 0; i < ints.Count; i++) {
                                GameInfoInt intGamePref = ints [i];

                                if (!first) {
                                        writer.WriteValueSeparator ();
                                }

                                first = false;

                                writer.WritePropertyName (intGamePref.ToStringCached ());

                                writer.WriteRaw (keyType);
                                writer.WriteString ("int");

                                writer.WriteRaw (keyValue);
                                writer.WriteInt32 (gsi.GetValue (intGamePref));

                                writer.WriteEndObject ();
                        }

                        IList<GameInfoBool> prefs = EnumUtils.Values<GameInfoBool> ();
                        for (int i = 0; i < prefs.Count; i++) {
                                GameInfoBool boolGamePref = prefs [i];

                                if (!first) {
                                        writer.WriteValueSeparator ();
                                }

                                first = false;

                                writer.WritePropertyName (boolGamePref.ToStringCached ());

                                writer.WriteRaw (keyType);
                                writer.WriteString ("bool");

                                writer.WriteRaw (keyValue);
                                writer.WriteBoolean (gsi.GetValue (boolGamePref));

                                writer.WriteEndObject ();
                        }

                        writer.WriteEndObject ();
                        
                        buildSampler.End ();

                        int bufferContentSize = writer.CurrentOffset + 128;
                        if (bufferContentSize > largestBuffer) {
                                largestBuffer = bufferContentSize;
                        }
                        
                        SendEnvelopedResult (_context, ref writer);
                }

                public override int DefaultPermissionLevel () => AdminWebModules.PermissionLevelGuest;
        }
}