app.Router = class Router extends Events {  static routes = [    ["*", "before"],    ["/", "root"],    ["/settings", "settings"],    ["/offline", "offline"],    ["/about", "about"],    ["/news", "news"],    ["/help", "help"],    ["/:doc-:type/", "type"],    ["/:doc/", "doc"],    ["/:doc/:path(*)", "entry"],    ["*", "notFound"],  ];   constructor() {    super();    for (var [path, method] of this.constructor.routes) {      page(path, this[method].bind(this));    }    this.setInitialPath();  }   start() {    page.start();  }   show(path) {    page.show(path);  }   triggerRoute(name) {    this.trigger(name, this.context);    this.trigger("after", name, this.context);  }   before(context, next) {    let res;    const previousContext = this.context;    this.context = context;    this.trigger("before", context);     if ((res = next())) {      this.context = previousContext;      return res;    } else {      return;    }  }   doc(context, next) {    let doc;    if (      (doc =        app.docs.findBySlug(context.params.doc) ||        app.disabledDocs.findBySlug(context.params.doc))    ) {      context.doc = doc;      context.entry = doc.toEntry();      this.triggerRoute("entry");      return;    } else {      return next();    }  }   type(context, next) {    const doc = app.docs.findBySlug(context.params.doc);    const type = doc?.types?.findBy("slug", context.params.type);     if (type) {      context.doc = doc;      context.type = type;      this.triggerRoute("type");      return;    } else {      return next();    }  }   entry(context, next) {    let entry;    const doc = app.docs.findBySlug(context.params.doc);    if (!doc) {      return next();    }    let { path } = context.params;    const { hash } = context;     if ((entry = doc.findEntryByPathAndHash(path, hash))) {      context.doc = doc;      context.entry = entry;      this.triggerRoute("entry");      return;    } else if (path.slice(-6) === "/index") {      path = path.substr(0, path.length - 6);      if ((entry = doc.findEntryByPathAndHash(path, hash))) {        return entry.fullPath();      }    } else {      path = `${path}/index`;      if ((entry = doc.findEntryByPathAndHash(path, hash))) {        return entry.fullPath();      }    }     return next();  }   root() {    if (app.isSingleDoc()) {      return "/";    }    this.triggerRoute("root");  }   settings(context) {    if (app.isSingleDoc()) {      return `/#/${context.path}`;    }    this.triggerRoute("settings");  }   offline(context) {    if (app.isSingleDoc()) {      return `/#/${context.path}`;    }    this.triggerRoute("offline");  }   about(context) {    if (app.isSingleDoc()) {      return `/#/${context.path}`;    }    context.page = "about";    this.triggerRoute("page");  }   news(context) {    if (app.isSingleDoc()) {      return `/#/${context.path}`;    }    context.page = "news";    this.triggerRoute("page");  }   help(context) {    if (app.isSingleDoc()) {      return `/#/${context.path}`;    }    context.page = "help";    this.triggerRoute("page");  }   notFound(context) {    this.triggerRoute("notFound");  }   isIndex() {    return (      this.context?.path === "/" ||      (app.isSingleDoc() && this.context?.entry?.isIndex())    );  }   isSettings() {    return this.context?.path === "/settings";  }   setInitialPath() {    // Remove superfluous forward slashes at the beginning of the path    let path;    if (      (path = location.pathname.replace(/^\/{2,}/g, "/")) !== location.pathname    ) {      page.replace(path + location.search + location.hash, null, true);    }     if (location.pathname === "/") {      if ((path = this.getInitialPathFromHash())) {        page.replace(path + location.search, null, true);      } else if ((path = this.getInitialPathFromCookie())) {        page.replace(path + location.search + location.hash, null, true);      }    }  }   getInitialPathFromHash() {    try {      return new RegExp("#/(.+)").exec(decodeURIComponent(location.hash))?.[1];    } catch (error) {}  }   getInitialPathFromCookie() {    let path;    if ((path = Cookies.get("initial_path"))) {      Cookies.expire("initial_path");      return path;    }  }   replaceHash(hash) {    page.replace(      location.pathname + location.search + (hash || ""),      null,      true,    );  }};