VSMod_AriasServerUtils/AriasServerUtils/EventHandler.cs

using System;
using Vintagestory.API.Common;
using Vintagestory.API.Config;
using Vintagestory.API.Server;

namespace AriasServerUtils
{
    public class Events
    {
        internal static TextCommandResult HandleClearSpawn(TextCommandCallingArgs args)
        {
            ServerUtilities.config.Spawn = null;
            ServerUtilities.MarkDirty();

            return TextCommandResult.Success(Lang.Get($"{ServerUtilities.MOD_ID}:rmspawn"));
        }

        internal static TextCommandResult HandleSetSpawn(TextCommandCallingArgs args)
        {
            PlayerPosition pos = PlayerPosition.from(args.Caller.Entity);
            ServerUtilities.config.Spawn = pos;
            if (args.Caller.Player is IServerPlayer isp)
                ServerUtilities.SendMessageTo(isp, Lang.Get($"{ServerUtilities.MOD_ID}:setspawn"));

            ServerUtilities.MarkDirty();

            return TextCommandResult.Success();
        }

        internal static TextCommandResult HandleSpawn(TextCommandCallingArgs args)
        {
            if (ServerUtilities.config.Spawn == null)
            {
                if (args.Caller.Player is IServerPlayer isp)
                {
                    ServerUtilities.SendMessageTo(isp, Lang.Get($"{ServerUtilities.MOD_ID}:spawn-not-set"));
                }
            }
            else
            {
                if (args.Caller.Player is IServerPlayer isp)
                {
                    ServerUtilities.SendMessageTo(isp, Lang.Get($"{ServerUtilities.MOD_ID}:tp-spawn"));

                    ServerUtilities.config.Spawn.Merge(args.Caller.Player.Entity);
                }
            }

            return TextCommandResult.Success();
        }
    }
}