source: binary-improvements2/WebServer/src/WebMod.cs@ 400

using System.IO;
using AllocsFixes.FileCache;
using Webserver.UrlHandlers;

namespace Webserver {
        public class WebMod {
                private const string modsBaseUrl = "/webmods/";
                private const string reactBundleName = "bundle.js";
                private const string stylingFileName = "styling.css";
                
                public readonly Mod ParentMod;
                public readonly string ReactBundle; // Absolute web path to the React bundle if the mod has one, e.g. "/webmods/myMod/bundle.js"
                public readonly string CssPath; // Absolute web path to a CSS if the mod has one, e.g. "/webmods/myMod/styling.css";

                public WebMod (Web _parentWeb, Mod _parentMod, bool _useStaticCache) {
                        string folder = _parentMod.Path + "/WebMod";
                        if (!Directory.Exists (folder)) {
                                throw new InvalidDataException("No WebMod folder in mod");
                        }

                        string urlWebModBase = $"{modsBaseUrl}{_parentMod.FolderName}/";

                        ReactBundle = folder + "/" + reactBundleName;
                        if (File.Exists (ReactBundle)) {
                                ReactBundle = urlWebModBase + reactBundleName;
                        } else {
                                ReactBundle = null;
                        }

                        CssPath = folder + "/" + stylingFileName;
                        if (File.Exists (CssPath)) {
                                CssPath = urlWebModBase + stylingFileName;
                        } else {
                                CssPath = null;
                        }

                        if (ReactBundle == null && CssPath == null) {
                                throw new InvalidDataException($"WebMod folder has neither a {reactBundleName} nor a {stylingFileName}");
                        }

                        ParentMod = _parentMod;

                        _parentWeb.RegisterPathHandler (urlWebModBase, new StaticHandler (
                                folder,
                                _useStaticCache ? (AbstractCache) new SimpleCache () : new DirectAccess (),
                                false)
                        );
                }
        }
}