source: TFP-WebServer/CommandExtensions/src/Commands/ListItems.cs@ 447

using System;
using System.Collections.Generic;
using JetBrains.Annotations;

namespace CommandExtensions.Commands {
        [UsedImplicitly]
        public class ListItems : ConsoleCmdAbstract {
                protected override string getDescription () {
                        return "lists all items that contain the given substring";
                }

                protected override string[] getCommands () {
                        return new[] {"listitems", "li"};
                }

                protected override string getHelp () {
                        return "List all available item names\n" +
                               "Usage:\n" +
                               "   1. listitems <searchString>\n" +
                               "   2. listitems *\n" +
                               "1. List only names that contain the given string.\n" +
                               "2. List all names.";
                }

                public override void Execute (List<string> _params, CommandSenderInfo _senderInfo) {
                        if (_params.Count != 1 || _params [0].Length == 0) {
                                SdtdConsole.Instance.Output ("Usage: listitems <searchString>");
                                return;
                        }

                        int count = ItemClass.ItemNames.Count;
                        bool showAll = _params [0].Trim ().Equals ("*");

                        int listed = 0;
                        for (int i = 0; i < count; i++) {
                                string s = ItemClass.ItemNames [i];
                                if (!showAll && s.IndexOf (_params [0], StringComparison.OrdinalIgnoreCase) < 0) {
                                        continue;
                                }

                                SdtdConsole.Instance.Output ($"    {s}");
                                listed++;
                        }

                        SdtdConsole.Instance.Output ($"Listed {listed} matching items.");
                }
        }
}