Make pages use query params instead of route params where appropriate (#977)

* feat: Add multiple image upload

* refactor: Slight cleanup

* feat: Add progress bar for multi-image upload

* fix: Fix progress bar

* fix: Messed up fix last time

* refactor: Use await where possible

* Add query params to search page

* Update translation logic

* Did suggested PR changes

* Updating translations

* Fix i18 issue

* Make prettier actually check src in hopes it will fix CI issue

* Make home page use query params in URL

* Remove unnecessary part of private message url

* Make communities page use query params

* Make community page use query params

* Make user profile use query params

* Make modlog use query params

* Replace choices.js searchable select entirely

* Make 404 screen show up when expected

* Refactor query params code

* Remove unnecessary boolean literal

* Fix query param bug

* Address bug with searchable select and initial fetch

* Only import what is needed from bootstrap

* Undo change to comment nodes component

* Convert closure style functions to normal functions

* Updated translations

* Use translation for loading

* Fix create post select community bug

* Fix community query params bug

lemmy-translations

@@ -1 +1 @@
-Subproject commit d2b85d582071d84b559f7b9db1ab623f6596c586
+Subproject commit 5c50ce3ebaf058ad5d4e9bcd445653960cbc98b1

package.json

@@ -36,8 +36,8 @@
     "autosize": "^6.0.1",
     "babel-loader": "^9.1.2",
     "babel-plugin-inferno": "^6.6.0",
+    "bootstrap": "^5.2.3",
     "check-password-strength": "^2.0.7",
-    "choices.js": "^10.2.0",
     "classnames": "^2.3.1",
     "clean-webpack-plugin": "^4.0.0",
     "copy-webpack-plugin": "^11.0.0",
@@ -66,7 +66,6 @@
     "markdown-it-sup": "^1.0.0",
     "mini-css-extract-plugin": "^2.7.2",
     "moment": "^2.29.4",
-    "node-fetch": "^2.6.1",
     "register-service-worker": "^1.7.2",
     "run-node-webpack-plugin": "^1.3.0",
     "rxjs": "^7.8.0",
@@ -90,13 +89,11 @@
     "@types/markdown-it": "^12.2.3",
     "@types/markdown-it-container": "^2.0.5",
     "@types/node": "^18.14.0",
-    "@types/node-fetch": "^2.6.2",
     "@types/sanitize-html": "^2.8.0",
     "@types/serialize-javascript": "^5.0.1",
     "@types/toastify-js": "^1.11.1",
     "@typescript-eslint/eslint-plugin": "^5.53.0",
     "@typescript-eslint/parser": "^5.53.0",
-    "bootstrap": "^5.2.3",
     "bootswatch": "^5.2.3",
     "eslint": "^8.34.0",
     "eslint-plugin-inferno": "^7.32.1",

src/client/index.tsx

@@ -3,6 +3,8 @@ import { BrowserRouter } from "inferno-router";
 import { App } from "../shared/components/app/app";
 import { initializeSite } from "../shared/utils";
 
+import "bootstrap/js/dist/dropdown";
+
 const site = window.isoData.site_res;
 initializeSite(site);
 
@@ -12,7 +14,7 @@ const wrapper = (
   </BrowserRouter>
 );
 
-let root = document.getElementById("root");
+const root = document.getElementById("root");
 if (root) {
   hydrate(wrapper, root);
 }

src/server/index.tsx

@@ -105,51 +105,54 @@ server.get("/*", async (req, res) => {
     const context = {} as any;
     let auth: string | undefined = IsomorphicCookie.load("jwt", req);
 
-    let getSiteForm: GetSite = { auth };
+    const getSiteForm: GetSite = { auth };
 
-    let promises: Promise<any>[] = [];
+    const promises: Promise<any>[] = [];
 
-    let headers = setForwardedHeaders(req.headers);
+    const headers = setForwardedHeaders(req.headers);
-
+    const client = new LemmyHttp(httpBaseInternal, headers);
-    let initialFetchReq: InitialFetchRequest = {
-      client: new LemmyHttp(httpBaseInternal, headers),
-      auth,
-      path: req.path,
-    };
 
     // Get site data first
     // This bypasses errors, so that the client can hit the error on its own,
     // in order to remove the jwt on the browser. Necessary for wrong jwts
-    let try_site: any = await initialFetchReq.client.getSite(getSiteForm);
+    let try_site: any = await client.getSite(getSiteForm);
     if (try_site.error == "not_logged_in") {
       console.error(
         "Incorrect JWT token, skipping auth so frontend can remove jwt cookie"
       );
       getSiteForm.auth = undefined;
-      initialFetchReq.auth = undefined;
+      auth = undefined;
-      try_site = await initialFetchReq.client.getSite(getSiteForm);
+      try_site = await client.getSite(getSiteForm);
     }
-    let site: GetSiteResponse = try_site;
+    const site: GetSiteResponse = try_site;
     initializeSite(site);
 
+    const initialFetchReq: InitialFetchRequest = {
+      client,
+      auth,
+      path: req.path,
+      query: req.query,
+      site,
+    };
+
     if (activeRoute?.fetchInitialData) {
       promises.push(...activeRoute.fetchInitialData(initialFetchReq));
     }
 
-    let routeData = await Promise.all(promises);
+    const routeData = await Promise.all(promises);
 
     // Redirect to the 404 if there's an API error
     if (routeData[0] && routeData[0].error) {
-      let errCode = routeData[0].error;
+      const error = routeData[0].error;
-      console.error(errCode);
+      console.error(error);
-      if (errCode == "instance_is_private") {
+      if (error === "instance_is_private") {
         return res.redirect(`/signup`);
       } else {
-        return res.send(`404: ${removeAuthParam(errCode)}`);
+        return res.send(`404: ${removeAuthParam(error)}`);
       }
     }
 
-    let isoData: IsoData = {
+    const isoData: IsoData = {
       path: req.path,
       site_res: site,
       routeData,
@@ -170,6 +173,7 @@ server.get("/*", async (req, res) => {
         <script>eruda.init();</script>
       </>
     );
+
     const erudaStr = process.env["LEMMY_UI_DEBUG"] ? renderToString(eruda) : "";
     const root = renderToString(wrapper);
     const helmet = Helmet.renderStatic();

src/shared/components/app/app.tsx

@@ -40,17 +40,10 @@ export class App extends Component<any, any> {
             <Navbar siteRes={siteRes} />
             <div className="mt-4 p-0 fl-1">
               <Switch>
-                {routes.map(
+                {routes.map(({ path, component }) => (
-                  ({ path, exact, component: Component, ...rest }) => (
+                  <Route key={path} path={path} exact component={component} />
-                    <Route
+                ))}
-                      key={path}
+                <Route component={NoMatch} />
-                      path={path}
-                      exact={exact}
-                      render={props => <Component {...props} {...rest} />}
-                    />
-                  )
-                )}
-                <Route render={props => <NoMatch {...props} />} />
               </Switch>
             </div>
             <Footer site={siteRes} />

src/shared/components/app/navbar.tsx

@@ -43,7 +43,6 @@ interface NavbarState {
   unreadInboxCount: number;
   unreadReportCount: number;
   unreadApplicationCount: number;
-  searchParam: string;
   showDropdown: boolean;
   onSiteBanner?(url: string): any;
 }
@@ -59,7 +58,6 @@ export class Navbar extends Component<NavbarProps, NavbarState> {
     unreadReportCount: 0,
     unreadApplicationCount: 0,
     expanded: false,
-    searchParam: "",
     showDropdown: false,
   };
   subscription: any;
@@ -115,20 +113,6 @@ export class Navbar extends Component<NavbarProps, NavbarState> {
     this.unreadApplicationCountSub.unsubscribe();
   }
 
-  updateUrl() {
-    const searchParam = this.state.searchParam;
-    this.setState({ searchParam: "" });
-    this.setState({ showDropdown: false, expanded: false });
-    if (searchParam === "") {
-      this.context.router.history.push(`/search/`);
-    } else {
-      const searchParamEncoded = encodeURIComponent(searchParam);
-      this.context.router.history.push(
-        `/search/q/${searchParamEncoded}/type/All/sort/TopAll/listing_type/All/community_id/0/creator_id/0/page/1`
-      );
-    }
-  }
-
   render() {
     return this.navbar();
   }
@@ -488,10 +472,6 @@ export class Navbar extends Component<NavbarProps, NavbarState> {
     i.setState({ expanded: false, showDropdown: false });
   }
 
-  handleSearchParam(i: Navbar, event: any) {
-    i.setState({ searchParam: event.target.value });
-  }
-
   handleLogoutClick(i: Navbar) {
     i.setState({ showDropdown: false, expanded: false });
     UserService.Instance.logout();

src/shared/components/app/styles.scss

@@ -1,6 +1,6 @@
 // Custom css
 @import "../../../../node_modules/tributejs/dist/tribute.css";
 @import "../../../../node_modules/toastify-js/src/toastify.css";
-@import "../../../../node_modules/choices.js/src/styles/choices.scss";
 @import "../../../../node_modules/tippy.js/dist/tippy.css";
+@import "../../../../node_modules/bootstrap/dist/css/bootstrap-utilities.min.css";
 @import "../../../assets/css/main.css";

src/shared/components/comment/comment-node.tsx

@@ -430,7 +430,7 @@ export class CommentNode extends Component<CommentNodeProps, CommentNodeState> {
                               <button className="btn btn-link btn-animate">
                                 <Link
                                   className="text-muted"
-                                  to={`/create_private_message/recipient/${cv.creator.id}`}
+                                  to={`/create_private_message/${cv.creator.id}`}
                                   title={i18n.t("message").toLowerCase()}
                                 >
                                   <Icon icon="mail" />

src/shared/components/comment/comment-nodes.tsx

@@ -28,7 +28,7 @@ interface CommentNodesProps {
 }
 
 export class CommentNodes extends Component<CommentNodesProps, any> {
-  constructor(props: any, context: any) {
+  constructor(props: CommentNodesProps, context: any) {
     super(props, context);
   }
 

src/shared/components/common/searchable-select.tsx

@@ -0,0 +1,204 @@
+import classNames from "classnames";
+import {
+  ChangeEvent,
+  Component,
+  createRef,
+  linkEvent,
+  RefObject,
+} from "inferno";
+import { i18n } from "../../i18next";
+import { Choice } from "../../utils";
+import { Icon, Spinner } from "./icon";
+
+interface SearchableSelectProps {
+  id: string;
+  value?: number | string;
+  options: Choice[];
+  onChange?: (option: Choice) => void;
+  onSearch?: (text: string) => void;
+  loading?: boolean;
+}
+
+interface SearchableSelectState {
+  selectedIndex: number;
+  searchText: string;
+  loadingEllipses: string;
+}
+
+function handleSearch(i: SearchableSelect, e: ChangeEvent<HTMLInputElement>) {
+  const { onSearch } = i.props;
+  const searchText = e.target.value;
+
+  if (onSearch) {
+    onSearch(searchText);
+  }
+
+  i.setState({
+    searchText,
+  });
+}
+
+export class SearchableSelect extends Component<
+  SearchableSelectProps,
+  SearchableSelectState
+> {
+  private searchInputRef: RefObject<HTMLInputElement> = createRef();
+  private toggleButtonRef: RefObject<HTMLButtonElement> = createRef();
+  private loadingEllipsesInterval?: NodeJS.Timer = undefined;
+
+  state: SearchableSelectState = {
+    selectedIndex: 0,
+    searchText: "",
+    loadingEllipses: "...",
+  };
+
+  constructor(props: SearchableSelectProps, context: any) {
+    super(props, context);
+
+    this.handleChange = this.handleChange.bind(this);
+    this.focusSearch = this.focusSearch.bind(this);
+
+    if (props.value) {
+      let selectedIndex = props.options.findIndex(
+        ({ value }) => value === props.value?.toString()
+      );
+
+      if (selectedIndex < 0) {
+        selectedIndex = 0;
+      }
+
+      this.state = {
+        ...this.state,
+        selectedIndex,
+      };
+    }
+  }
+
+  render() {
+    const { id, options, onSearch, loading } = this.props;
+    const { searchText, selectedIndex, loadingEllipses } = this.state;
+
+    return (
+      <div className="dropdown">
+        <button
+          id={id}
+          type="button"
+          className="custom-select text-start"
+          aria-haspopup="listbox"
+          data-bs-toggle="dropdown"
+          onClick={this.focusSearch}
+        >
+          {loading
+            ? `${i18n.t("loading")}${loadingEllipses}`
+            : options[selectedIndex].label}
+        </button>
+        <div
+          role="combobox"
+          aria-activedescendant={options[selectedIndex].label}
+          className="modlog-choices-font-size dropdown-menu w-100 p-2"
+        >
+          <div className="input-group">
+            <span className="input-group-text">
+              {loading ? <Spinner /> : <Icon icon="search" />}
+            </span>
+            <input
+              type="text"
+              className="form-control"
+              ref={this.searchInputRef}
+              onInput={linkEvent(this, handleSearch)}
+              value={searchText}
+              placeholder={`${i18n.t("search")}...`}
+            />
+          </div>
+          {!loading &&
+            // If onSearch is provided, it is assumed that the parent component is doing it's own sorting logic.
+            (onSearch || searchText.length === 0
+              ? options
+              : options.filter(({ label }) =>
+                  label.toLowerCase().includes(searchText.toLowerCase())
+                )
+            ).map((option, index) => (
+              <button
+                key={option.value}
+                className={classNames("dropdown-item", {
+                  active: selectedIndex === index,
+                })}
+                role="option"
+                aria-disabled={option.disabled}
+                disabled={option.disabled}
+                aria-selected={selectedIndex === index}
+                onClick={() => this.handleChange(option)}
+                type="button"
+              >
+                {option.label}
+              </button>
+            ))}
+        </div>
+      </div>
+    );
+  }
+
+  focusSearch() {
+    if (this.toggleButtonRef.current?.ariaExpanded !== "true") {
+      this.searchInputRef.current?.focus();
+
+      if (this.props.onSearch) {
+        this.props.onSearch("");
+      }
+
+      this.setState({
+        searchText: "",
+      });
+    }
+  }
+
+  static getDerivedStateFromProps({
+    value,
+    options,
+  }: SearchableSelectProps): Partial<SearchableSelectState> {
+    let selectedIndex =
+      value || value === 0
+        ? options.findIndex(option => option.value === value.toString())
+        : 0;
+
+    if (selectedIndex < 0) {
+      selectedIndex = 0;
+    }
+
+    return {
+      selectedIndex,
+    };
+  }
+
+  componentDidUpdate() {
+    const { loading } = this.props;
+    if (loading && !this.loadingEllipsesInterval) {
+      this.loadingEllipsesInterval = setInterval(() => {
+        this.setState(({ loadingEllipses }) => ({
+          loadingEllipses:
+            loadingEllipses.length === 3 ? "" : loadingEllipses + ".",
+        }));
+      }, 750);
+    } else if (!loading && this.loadingEllipsesInterval) {
+      clearInterval(this.loadingEllipsesInterval);
+    }
+  }
+
+  componentWillUnmount() {
+    if (this.loadingEllipsesInterval) {
+      clearInterval(this.loadingEllipsesInterval);
+    }
+  }
+
+  handleChange(option: Choice) {
+    const { onChange, value } = this.props;
+
+    if (option.value !== value?.toString()) {
+      if (onChange) {
+        onChange(option);
+      }
+
+      this.setState({ searchText: "" });
+    }
+  }
+}

src/shared/components/community/communities.tsx

@@ -17,11 +17,14 @@ import { InitialFetchRequest } from "shared/interfaces";
 import { i18n } from "../../i18next";
 import { WebSocketService } from "../../services";
 import {
-  getListingTypeFromPropsNoDefault,
+  getPageFromString,
-  getPageFromProps,
+  getQueryParams,
+  getQueryString,
   isBrowser,
   myAuth,
   numToSI,
+  QueryParams,
+  routeListingTypeToEnum,
   setIsoData,
   showLocal,
   toast,
@@ -38,16 +41,52 @@ const communityLimit = 50;
 
 interface CommunitiesState {
   listCommunitiesResponse?: ListCommunitiesResponse;
-  page: number;
   loading: boolean;
   siteRes: GetSiteResponse;
   searchText: string;
-  listingType: ListingType;
 }
 
 interface CommunitiesProps {
-  listingType?: ListingType;
+  listingType: ListingType;
-  page?: number;
+  page: number;
+}
+
+function getCommunitiesQueryParams() {
+  return getQueryParams<CommunitiesProps>({
+    listingType: getListingTypeFromQuery,
+    page: getPageFromString,
+  });
+}
+
+function getListingTypeFromQuery(listingType?: string): ListingType {
+  return routeListingTypeToEnum(listingType ?? "", ListingType.Local);
+}
+
+function toggleSubscribe(community_id: number, follow: boolean) {
+  const auth = myAuth();
+  if (auth) {
+    const form: FollowCommunity = {
+      community_id,
+      follow,
+      auth,
+    };
+
+    WebSocketService.Instance.send(wsClient.followCommunity(form));
+  }
+}
+
+function refetch() {
+  const { listingType, page } = getCommunitiesQueryParams();
+
+  const listCommunitiesForm: ListCommunities = {
+    type_: listingType,
+    sort: SortType.TopMonth,
+    limit: communityLimit,
+    page,
+    auth: myAuth(false),
+  };
+
+  WebSocketService.Instance.send(wsClient.listCommunities(listCommunitiesForm));
 }
 
 export class Communities extends Component<any, CommunitiesState> {
@@ -55,8 +94,6 @@ export class Communities extends Component<any, CommunitiesState> {
   private isoData = setIsoData(this.context);
   state: CommunitiesState = {
     loading: true,
-    page: getPageFromProps(this.props),
-    listingType: getListingTypeFromPropsNoDefault(this.props),
     siteRes: this.isoData.site_res,
     searchText: "",
   };
@@ -70,15 +107,15 @@ export class Communities extends Component<any, CommunitiesState> {
     this.subscription = wsSubscribe(this.parseMessage);
 
     // Only fetch the data if coming from another route
-    if (this.isoData.path == this.context.router.route.match.url) {
+    if (this.isoData.path === this.context.router.route.match.url) {
-      let listRes = this.isoData.routeData[0] as ListCommunitiesResponse;
+      const listRes = this.isoData.routeData[0] as ListCommunitiesResponse;
       this.state = {
         ...this.state,
         listCommunitiesResponse: listRes,
         loading: false,
       };
     } else {
-      this.refetch();
+      refetch();
     }
   }
 
@@ -88,23 +125,6 @@ export class Communities extends Component<any, CommunitiesState> {
     }
   }
 
-  static getDerivedStateFromProps(props: any): CommunitiesProps {
-    return {
-      listingType: getListingTypeFromPropsNoDefault(props),
-      page: getPageFromProps(props),
-    };
-  }
-
-  componentDidUpdate(_: any, lastState: CommunitiesState) {
-    if (
-      lastState.page !== this.state.page ||
-      lastState.listingType !== this.state.listingType
-    ) {
-      this.setState({ loading: true });
-      this.refetch();
-    }
-  }
-
   get documentTitle(): string {
     return `${i18n.t("communities")} - ${
       this.state.siteRes.site_view.site.name
@@ -112,6 +132,8 @@ export class Communities extends Component<any, CommunitiesState> {
   }
 
   render() {
+    const { listingType, page } = getCommunitiesQueryParams();
+
     return (
       <div className="container-lg">
         <HtmlTags
@@ -129,7 +151,7 @@ export class Communities extends Component<any, CommunitiesState> {
                 <h4>{i18n.t("list_of_communities")}</h4>
                 <span className="mb-2">
                   <ListingTypeSelect
-                    type_={this.state.listingType}
+                    type_={listingType}
                     showLocal={showLocal(this.isoData)}
                     showSubscribed
                     onChange={this.handleListingTypeChange}
@@ -192,7 +214,7 @@ export class Communities extends Component<any, CommunitiesState> {
                             {i18n.t("unsubscribe")}
                           </button>
                         )}
-                        {cv.subscribed == SubscribedType.NotSubscribed && (
+                        {cv.subscribed === SubscribedType.NotSubscribed && (
                           <button
                             className="btn btn-link d-inline-block"
                             onClick={linkEvent(
@@ -203,7 +225,7 @@ export class Communities extends Component<any, CommunitiesState> {
                             {i18n.t("subscribe")}
                           </button>
                         )}
-                        {cv.subscribed == SubscribedType.Pending && (
+                        {cv.subscribed === SubscribedType.Pending && (
                           <div className="text-warning d-inline-block">
                             {i18n.t("subscribe_pending")}
                           </div>
@@ -214,10 +236,7 @@ export class Communities extends Component<any, CommunitiesState> {
                 </tbody>
               </table>
             </div>
-            <Paginator
+            <Paginator page={page} onChange={this.handlePageChange} />
-              page={this.state.page}
-              onChange={this.handlePageChange}
-            />
           </div>
         )}
       </div>
@@ -250,12 +269,18 @@ export class Communities extends Component<any, CommunitiesState> {
     );
   }
 
-  updateUrl(paramUpdates: CommunitiesProps) {
+  updateUrl({ listingType, page }: Partial<CommunitiesProps>) {
-    const page = paramUpdates.page || this.state.page;
+    const { listingType: urlListingType, page: urlPage } =
-    const listingTypeStr = paramUpdates.listingType || this.state.listingType;
+      getCommunitiesQueryParams();
-    this.props.history.push(
+
-      `/communities/listing_type/${listingTypeStr}/page/${page}`
+    const queryParams: QueryParams<CommunitiesProps> = {
-    );
+      listingType: listingType ?? urlListingType,
+      page: (page ?? urlPage)?.toString(),
+    };
+
+    this.props.history.push(`/communities${getQueryString(queryParams)}`);
+
+    refetch();
   }
 
   handlePageChange(page: number) {
@@ -270,27 +295,11 @@ export class Communities extends Component<any, CommunitiesState> {
   }
 
   handleUnsubscribe(communityId: number) {
-    let auth = myAuth();
+    toggleSubscribe(communityId, false);
-    if (auth) {
-      let form: FollowCommunity = {
-        community_id: communityId,
-        follow: false,
-        auth,
-      };
-      WebSocketService.Instance.send(wsClient.followCommunity(form));
-    }
   }
 
   handleSubscribe(communityId: number) {
-    let auth = myAuth();
+    toggleSubscribe(communityId, true);
-    if (auth) {
-      let form: FollowCommunity = {
-        community_id: communityId,
-        follow: true,
-        auth,
-      };
-      WebSocketService.Instance.send(wsClient.followCommunity(form));
-    }
   }
 
   handleSearchChange(i: Communities, event: any) {
@@ -299,61 +308,50 @@ export class Communities extends Component<any, CommunitiesState> {
 
   handleSearchSubmit(i: Communities) {
     const searchParamEncoded = encodeURIComponent(i.state.searchText);
-    i.context.router.history.push(
+    i.context.router.history.push(`/search?q=${searchParamEncoded}`);
-      `/search/q/${searchParamEncoded}/type/Communities/sort/TopAll/listing_type/All/community_id/0/creator_id/0/page/1`
-    );
   }
 
-  refetch() {
+  static fetchInitialData({
-    let listCommunitiesForm: ListCommunities = {
+    query: { listingType, page },
-      type_: this.state.listingType,
+    client,
+    auth,
+  }: InitialFetchRequest<QueryParams<CommunitiesProps>>): Promise<any>[] {
+    const listCommunitiesForm: ListCommunities = {
+      type_: getListingTypeFromQuery(listingType),
       sort: SortType.TopMonth,
       limit: communityLimit,
-      page: this.state.page,
+      page: getPageFromString(page),
-      auth: myAuth(false),
+      auth: auth,
     };
 
-    WebSocketService.Instance.send(
+    return [client.listCommunities(listCommunitiesForm)];
-      wsClient.listCommunities(listCommunitiesForm)
-    );
-  }
-
-  static fetchInitialData(req: InitialFetchRequest): Promise<any>[] {
-    let pathSplit = req.path.split("/");
-    let type_: ListingType = pathSplit[3]
-      ? ListingType[pathSplit[3]]
-      : ListingType.Local;
-    let page = pathSplit[5] ? Number(pathSplit[5]) : 1;
-    let listCommunitiesForm: ListCommunities = {
-      type_,
-      sort: SortType.TopMonth,
-      limit: communityLimit,
-      page,
-      auth: req.auth,
-    };
-
-    return [req.client.listCommunities(listCommunitiesForm)];
   }
 
   parseMessage(msg: any) {
-    let op = wsUserOp(msg);
+    const op = wsUserOp(msg);
     console.log(msg);
     if (msg.error) {
       toast(i18n.t(msg.error), "danger");
-      return;
+    } else if (op === UserOperation.ListCommunities) {
-    } else if (op == UserOperation.ListCommunities) {
+      const data = wsJsonToRes<ListCommunitiesResponse>(msg);
-      let data = wsJsonToRes<ListCommunitiesResponse>(msg);
       this.setState({ listCommunitiesResponse: data, loading: false });
       window.scrollTo(0, 0);
-    } else if (op == UserOperation.FollowCommunity) {
+    } else if (op === UserOperation.FollowCommunity) {
-      let data = wsJsonToRes<CommunityResponse>(msg);
+      const {
-      let res = this.state.listCommunitiesResponse;
+        community_view: {
-      let found = res?.communities.find(
+          community,
-        c => c.community.id == data.community_view.community.id
+          subscribed,
+          counts: { subscribers },
+        },
+      } = wsJsonToRes<CommunityResponse>(msg);
+      const res = this.state.listCommunitiesResponse;
+      const found = res?.communities.find(
+        ({ community: { id } }) => id == community.id
       );
+
       if (found) {
-        found.subscribed = data.community_view.subscribed;
+        found.subscribed = subscribed;
-        found.counts.subscribers = data.community_view.counts.subscribers;
+        found.counts.subscribers = subscribers;
         this.setState(this.state);
       }
     }

src/shared/components/community/community.tsx

@@ -1,10 +1,10 @@
 import { Component, linkEvent } from "inferno";
+import { RouteComponentProps } from "inferno-router/dist/Route";
 import {
   AddModToCommunityResponse,
   BanFromCommunityResponse,
   BlockCommunityResponse,
   BlockPersonResponse,
-  CommentReportResponse,
   CommentResponse,
   CommentView,
   CommunityResponse,
@@ -14,7 +14,6 @@ import {
   GetCommunityResponse,
   GetPosts,
   GetPostsResponse,
-  GetSiteResponse,
   ListingType,
   PostReportResponse,
   PostResponse,
@@ -43,16 +42,20 @@ import {
   enableDownvotes,
   enableNsfw,
   fetchLimit,
-  getDataTypeFromProps,
+  getDataTypeString,
-  getPageFromProps,
+  getPageFromString,
-  getSortTypeFromProps,
+  getQueryParams,
+  getQueryString,
   isPostBlocked,
   myAuth,
   notifyPost,
   nsfwCheck,
   postToCommentSortType,
+  QueryParams,
   relTags,
   restoreScrollPosition,
+  routeDataTypeToEnum,
+  routeSortTypeToEnum,
   saveCommentRes,
   saveScrollPosition,
   setIsoData,
@@ -78,16 +81,10 @@ import { CommunityLink } from "./community-link";
 
 interface State {
   communityRes?: GetCommunityResponse;
-  siteRes: GetSiteResponse;
-  communityName: string;
   communityLoading: boolean;
-  postsLoading: boolean;
+  listingsLoading: boolean;
-  commentsLoading: boolean;
   posts: PostView[];
   comments: CommentView[];
-  dataType: DataType;
-  sort: SortType;
-  page: number;
   showSidebarMobile: boolean;
 }
 
@@ -97,30 +94,43 @@ interface CommunityProps {
   page: number;
 }
 
-interface UrlParams {
+function getCommunityQueryParams() {
-  dataType?: string;
+  return getQueryParams<CommunityProps>({
-  sort?: SortType;
+    dataType: getDataTypeFromQuery,
-  page?: number;
+    page: getPageFromString,
+    sort: getSortTypeFromQuery,
+  });
 }
 
-export class Community extends Component<any, State> {
+const getDataTypeFromQuery = (type?: string): DataType =>
+  routeDataTypeToEnum(type ?? "", DataType.Post);
+
+function getSortTypeFromQuery(type?: string): SortType {
+  const mySortType =
+    UserService.Instance.myUserInfo?.local_user_view.local_user
+      .default_sort_type;
+
+  return routeSortTypeToEnum(
+    type ?? "",
+    mySortType ? Object.values(SortType)[mySortType] : SortType.Active
+  );
+}
+
+export class Community extends Component<
+  RouteComponentProps<{ name: string }>,
+  State
+> {
   private isoData = setIsoData(this.context);
   private subscription?: Subscription;
   state: State = {
-    communityName: this.props.match.params.name,
     communityLoading: true,
-    postsLoading: true,
+    listingsLoading: true,
-    commentsLoading: true,
     posts: [],
     comments: [],
-    dataType: getDataTypeFromProps(this.props),
-    sort: getSortTypeFromProps(this.props),
-    page: getPageFromProps(this.props),
-    siteRes: this.isoData.site_res,
     showSidebarMobile: false,
   };
 
-  constructor(props: any, context: any) {
+  constructor(props: RouteComponentProps<{ name: string }>, context: any) {
     super(props, context);
 
     this.handleSortChange = this.handleSortChange.bind(this);
@@ -136,8 +146,10 @@ export class Community extends Component<any, State> {
         ...this.state,
         communityRes: this.isoData.routeData[0] as GetCommunityResponse,
       };
-      let postsRes = this.isoData.routeData[1] as GetPostsResponse | undefined;
+      const postsRes = this.isoData.routeData[1] as
-      let commentsRes = this.isoData.routeData[2] as
+        | GetPostsResponse
+        | undefined;
+      const commentsRes = this.isoData.routeData[2] as
         | GetCommentsResponse
         | undefined;
 
@@ -152,8 +164,7 @@ export class Community extends Component<any, State> {
       this.state = {
         ...this.state,
         communityLoading: false,
-        postsLoading: false,
+        listingsLoading: false,
-        commentsLoading: false,
       };
     } else {
       this.fetchCommunity();
@@ -162,8 +173,8 @@ export class Community extends Component<any, State> {
   }
 
   fetchCommunity() {
-    let form: GetCommunity = {
+    const form: GetCommunity = {
-      name: this.state.communityName,
+      name: this.props.match.params.name,
       auth: myAuth(false),
     };
     WebSocketService.Instance.send(wsClient.getCommunity(form));
@@ -178,95 +189,67 @@ export class Community extends Component<any, State> {
     this.subscription?.unsubscribe();
   }
 
-  static getDerivedStateFromProps(props: any): CommunityProps {
+  static fetchInitialData({
-    return {
+    client,
-      dataType: getDataTypeFromProps(props),
+    path,
-      sort: getSortTypeFromProps(props),
+    query: { dataType: urlDataType, page: urlPage, sort: urlSort },
-      page: getPageFromProps(props),
+    auth,
-    };
+  }: InitialFetchRequest<QueryParams<CommunityProps>>): Promise<any>[] {
-  }
+    const pathSplit = path.split("/");
+    const promises: Promise<any>[] = [];
 
-  static fetchInitialData(req: InitialFetchRequest): Promise<any>[] {
+    const communityName = pathSplit[2];
-    let pathSplit = req.path.split("/");
+    const communityForm: GetCommunity = {
-    let promises: Promise<any>[] = [];
-
-    let communityName = pathSplit[2];
-    let communityForm: GetCommunity = {
       name: communityName,
-      auth: req.auth,
+      auth,
     };
-    promises.push(req.client.getCommunity(communityForm));
+    promises.push(client.getCommunity(communityForm));
 
-    let dataType: DataType = pathSplit[4]
+    const dataType = getDataTypeFromQuery(urlDataType);
-      ? DataType[pathSplit[4]]
-      : DataType.Post;
 
-    let mui = UserService.Instance.myUserInfo;
+    const sort = getSortTypeFromQuery(urlSort);
 
-    let sort: SortType = pathSplit[6]
+    const page = getPageFromString(urlPage);
-      ? SortType[pathSplit[6]]
-      : mui
-      ? Object.values(SortType)[
-          mui.local_user_view.local_user.default_sort_type
-        ]
-      : SortType.Active;
 
-    let page = pathSplit[8] ? Number(pathSplit[8]) : 1;
+    if (dataType === DataType.Post) {
-
+      const getPostsForm: GetPosts = {
-    if (dataType == DataType.Post) {
-      let getPostsForm: GetPosts = {
         community_name: communityName,
         page,
         limit: fetchLimit,
         sort,
         type_: ListingType.All,
         saved_only: false,
-        auth: req.auth,
+        auth,
       };
-      promises.push(req.client.getPosts(getPostsForm));
+      promises.push(client.getPosts(getPostsForm));
       promises.push(Promise.resolve());
     } else {
-      let getCommentsForm: GetComments = {
+      const getCommentsForm: GetComments = {
         community_name: communityName,
         page,
         limit: fetchLimit,
         sort: postToCommentSortType(sort),
         type_: ListingType.All,
         saved_only: false,
-        auth: req.auth,
+        auth,
       };
       promises.push(Promise.resolve());
-      promises.push(req.client.getComments(getCommentsForm));
+      promises.push(client.getComments(getCommentsForm));
     }
 
     return promises;
   }
 
-  componentDidUpdate(_: any, lastState: State) {
-    if (
-      lastState.dataType !== this.state.dataType ||
-      lastState.sort !== this.state.sort ||
-      lastState.page !== this.state.page
-    ) {
-      this.setState({ postsLoading: true, commentsLoading: true });
-      this.fetchData();
-    }
-  }
-
   get documentTitle(): string {
-    let cRes = this.state.communityRes;
+    const cRes = this.state.communityRes;
     return cRes
-      ? `${cRes.community_view.community.title} - ${this.state.siteRes.site_view.site.name}`
+      ? `${cRes.community_view.community.title} - ${this.isoData.site_res.site_view.site.name}`
       : "";
   }
 
   render() {
-    // For some reason, this returns an empty vec if it matches the site langs
+    const res = this.state.communityRes;
-    let res = this.state.communityRes;
+    const { page } = getCommunityQueryParams();
-    let communityLangs =
-      res?.discussion_languages.length == 0
-        ? this.state.siteRes.all_languages.map(l => l.id)
-        : res?.discussion_languages;
 
     return (
       <div className="container-lg">
@@ -286,7 +269,7 @@ export class Community extends Component<any, State> {
 
               <div className="row">
                 <div className="col-12 col-md-8">
-                  {this.communityInfo()}
+                  {this.communityInfo}
                   <div className="d-block d-md-none">
                     <button
                       className="btn btn-secondary d-inline-block mb-2 mr-3"
@@ -302,55 +285,14 @@ export class Community extends Component<any, State> {
                         classes="icon-inline"
                       />
                     </button>
-                    {this.state.showSidebarMobile && (
+                    {this.state.showSidebarMobile && this.sidebar(res)}
-                      <>
-                        <Sidebar
-                          community_view={res.community_view}
-                          moderators={res.moderators}
-                          admins={this.state.siteRes.admins}
-                          online={res.online}
-                          enableNsfw={enableNsfw(this.state.siteRes)}
-                          editable
-                          allLanguages={this.state.siteRes.all_languages}
-                          siteLanguages={
-                            this.state.siteRes.discussion_languages
-                          }
-                          communityLanguages={communityLangs}
-                        />
-                        {!res.community_view.community.local && res.site && (
-                          <SiteSidebar
-                            site={res.site}
-                            showLocal={showLocal(this.isoData)}
-                          />
-                        )}
-                      </>
-                    )}
                   </div>
-                  {this.selects()}
+                  {this.selects}
-                  {this.listings()}
+                  {this.listings}
-                  <Paginator
+                  <Paginator page={page} onChange={this.handlePageChange} />
-                    page={this.state.page}
-                    onChange={this.handlePageChange}
-                  />
                 </div>
                 <div className="d-none d-md-block col-md-4">
-                  <Sidebar
+                  {this.sidebar(res)}
-                    community_view={res.community_view}
-                    moderators={res.moderators}
-                    admins={this.state.siteRes.admins}
-                    online={res.online}
-                    enableNsfw={enableNsfw(this.state.siteRes)}
-                    editable
-                    allLanguages={this.state.siteRes.all_languages}
-                    siteLanguages={this.state.siteRes.discussion_languages}
-                    communityLanguages={communityLangs}
-                  />
-                  {!res.community_view.community.local && res.site && (
-                    <SiteSidebar
-                      site={res.site}
-                      showLocal={showLocal(this.isoData)}
-                    />
-                  )}
                 </div>
               </div>
             </>
@@ -360,43 +302,82 @@ export class Community extends Component<any, State> {
     );
   }
 
-  listings() {
+  sidebar({
-    return this.state.dataType == DataType.Post ? (
+    community_view,
-      this.state.postsLoading ? (
+    moderators,
-        <h5>
+    online,
-          <Spinner large />
+    discussion_languages,
-        </h5>
+    site,
-      ) : (
+  }: GetCommunityResponse) {
-        <PostListings
+    const { site_res } = this.isoData;
-          posts={this.state.posts}
+    // For some reason, this returns an empty vec if it matches the site langs
-          removeDuplicates
+    const communityLangs =
-          enableDownvotes={enableDownvotes(this.state.siteRes)}
+      discussion_languages.length === 0
-          enableNsfw={enableNsfw(this.state.siteRes)}
+        ? site_res.all_languages.map(({ id }) => id)
-          allLanguages={this.state.siteRes.all_languages}
+        : discussion_languages;
-          siteLanguages={this.state.siteRes.discussion_languages}
+
+    return (
+      <>
+        <Sidebar
+          community_view={community_view}
+          moderators={moderators}
+          admins={site_res.admins}
+          online={online}
+          enableNsfw={enableNsfw(site_res)}
+          editable
+          allLanguages={site_res.all_languages}
+          siteLanguages={site_res.discussion_languages}
+          communityLanguages={communityLangs}
         />
-      )
+        {!community_view.community.local && site && (
-    ) : this.state.commentsLoading ? (
+          <SiteSidebar site={site} showLocal={showLocal(this.isoData)} />
+        )}
+      </>
+    );
+  }
+
+  get listings() {
+    const { dataType } = getCommunityQueryParams();
+    const { site_res } = this.isoData;
+    const { listingsLoading, posts, comments, communityRes } = this.state;
+
+    if (listingsLoading) {
+      return (
         <h5>
           <Spinner large />
         </h5>
-    ) : (
+      );
+    } else if (dataType === DataType.Post) {
+      return (
+        <PostListings
+          posts={posts}
+          removeDuplicates
+          enableDownvotes={enableDownvotes(site_res)}
+          enableNsfw={enableNsfw(site_res)}
+          allLanguages={site_res.all_languages}
+          siteLanguages={site_res.discussion_languages}
+        />
+      );
+    } else {
+      return (
         <CommentNodes
-        nodes={commentsToFlatNodes(this.state.comments)}
+          nodes={commentsToFlatNodes(comments)}
           viewType={CommentViewType.Flat}
           noIndent
           showContext
-        enableDownvotes={enableDownvotes(this.state.siteRes)}
+          enableDownvotes={enableDownvotes(site_res)}
-        moderators={this.state.communityRes?.moderators}
+          moderators={communityRes?.moderators}
-        admins={this.state.siteRes.admins}
+          admins={site_res.admins}
-        allLanguages={this.state.siteRes.all_languages}
+          allLanguages={site_res.all_languages}
-        siteLanguages={this.state.siteRes.discussion_languages}
+          siteLanguages={site_res.discussion_languages}
         />
       );
     }
+  }
+
+  get communityInfo() {
+    const community = this.state.communityRes?.community_view.community;
 
-  communityInfo() {
-    let community = this.state.communityRes?.community_view.community;
     return (
       community && (
         <div className="mb-2">
@@ -414,25 +395,26 @@ export class Community extends Component<any, State> {
     );
   }
 
-  selects() {
+  get selects() {
     // let communityRss = this.state.communityRes.map(r =>
     //   communityRSSUrl(r.community_view.community.actor_id, this.state.sort)
     // );
-    let res = this.state.communityRes;
+    const { dataType, sort } = getCommunityQueryParams();
-    let communityRss = res
+    const res = this.state.communityRes;
-      ? communityRSSUrl(res.community_view.community.actor_id, this.state.sort)
+    const communityRss = res
+      ? communityRSSUrl(res.community_view.community.actor_id, sort)
       : undefined;
 
     return (
       <div className="mb-3">
         <span className="mr-3">
           <DataTypeSelect
-            type_={this.state.dataType}
+            type_={dataType}
             onChange={this.handleDataTypeChange}
           />
         </span>
         <span className="mr-2">
-          <SortSelect sort={this.state.sort} onChange={this.handleSortChange} />
+          <SortSelect sort={sort} onChange={this.handleSortChange} />
         </span>
         {communityRss && (
           <>
@@ -455,66 +437,90 @@ export class Community extends Component<any, State> {
     window.scrollTo(0, 0);
   }
 
-  handleSortChange(val: SortType) {
+  handleSortChange(sort: SortType) {
-    this.updateUrl({ sort: val, page: 1 });
+    this.updateUrl({ sort, page: 1 });
     window.scrollTo(0, 0);
   }
 
-  handleDataTypeChange(val: DataType) {
+  handleDataTypeChange(dataType: DataType) {
-    this.updateUrl({ dataType: DataType[val], page: 1 });
+    this.updateUrl({ dataType, page: 1 });
     window.scrollTo(0, 0);
   }
 
   handleShowSidebarMobile(i: Community) {
-    i.setState({ showSidebarMobile: !i.state.showSidebarMobile });
+    i.setState(({ showSidebarMobile }) => ({
+      showSidebarMobile: !showSidebarMobile,
+    }));
   }
 
-  updateUrl(paramUpdates: UrlParams) {
+  updateUrl({ dataType, page, sort }: Partial<CommunityProps>) {
-    const dataTypeStr = paramUpdates.dataType || DataType[this.state.dataType];
+    const {
-    const sortStr = paramUpdates.sort || this.state.sort;
+      dataType: urlDataType,
-    const page = paramUpdates.page || this.state.page;
+      page: urlPage,
+      sort: urlSort,
+    } = getCommunityQueryParams();
 
-    let typeView = `/c/${this.state.communityName}`;
+    const queryParams: QueryParams<CommunityProps> = {
+      dataType: getDataTypeString(dataType ?? urlDataType),
+      page: (page ?? urlPage).toString(),
+      sort: sort ?? urlSort,
+    };
 
     this.props.history.push(
-      `${typeView}/data_type/${dataTypeStr}/sort/${sortStr}/page/${page}`
+      `/c/${this.props.match.params.name}${getQueryString(queryParams)}`
     );
+
+    this.setState({
+      comments: [],
+      posts: [],
+      listingsLoading: true,
+    });
+
+    this.fetchData();
   }
 
   fetchData() {
-    if (this.state.dataType == DataType.Post) {
+    const { dataType, page, sort } = getCommunityQueryParams();
-      let form: GetPosts = {
+    const { name } = this.props.match.params;
-        page: this.state.page,
+
+    let req: string;
+    if (dataType === DataType.Post) {
+      const form: GetPosts = {
+        page,
         limit: fetchLimit,
-        sort: this.state.sort,
+        sort,
         type_: ListingType.All,
-        community_name: this.state.communityName,
+        community_name: name,
         saved_only: false,
         auth: myAuth(false),
       };
-      WebSocketService.Instance.send(wsClient.getPosts(form));
+      req = wsClient.getPosts(form);
     } else {
-      let form: GetComments = {
+      const form: GetComments = {
-        page: this.state.page,
+        page,
         limit: fetchLimit,
-        sort: postToCommentSortType(this.state.sort),
+        sort: postToCommentSortType(sort),
         type_: ListingType.All,
-        community_name: this.state.communityName,
+        community_name: name,
         saved_only: false,
         auth: myAuth(false),
       };
-      WebSocketService.Instance.send(wsClient.getComments(form));
+
+      req = wsClient.getComments(form);
     }
+
+    WebSocketService.Instance.send(req);
   }
 
   parseMessage(msg: any) {
-    let op = wsUserOp(msg);
+    const { page } = getCommunityQueryParams();
+    const op = wsUserOp(msg);
     console.log(msg);
-    let res = this.state.communityRes;
+    const res = this.state.communityRes;
+
     if (msg.error) {
       toast(i18n.t(msg.error), "danger");
       this.context.router.history.push("/");
-      return;
     } else if (msg.reconnect) {
       if (res) {
         WebSocketService.Instance.send(
@@ -523,9 +529,13 @@ export class Community extends Component<any, State> {
           })
         );
       }
+
       this.fetchData();
-    } else if (op == UserOperation.GetCommunity) {
+    } else {
-      let data = wsJsonToRes<GetCommunityResponse>(msg);
+      switch (op) {
+        case UserOperation.GetCommunity: {
+          const data = wsJsonToRes<GetCommunityResponse>(msg);
+
           this.setState({ communityRes: data, communityLoading: false });
           // TODO why is there no auth in this form?
           WebSocketService.Instance.send(
@@ -533,133 +543,211 @@ export class Community extends Component<any, State> {
               community_id: data.community_view.community.id,
             })
           );
-    } else if (
+
-      op == UserOperation.EditCommunity ||
+          break;
-      op == UserOperation.DeleteCommunity ||
-      op == UserOperation.RemoveCommunity
-    ) {
-      let data = wsJsonToRes<CommunityResponse>(msg);
-      if (res) {
-        res.community_view = data.community_view;
-        res.discussion_languages = data.discussion_languages;
         }
-      this.setState(this.state);
+
-    } else if (op == UserOperation.FollowCommunity) {
+        case UserOperation.EditCommunity:
-      let data = wsJsonToRes<CommunityResponse>(msg);
+        case UserOperation.DeleteCommunity:
+        case UserOperation.RemoveCommunity: {
+          const { community_view, discussion_languages } =
+            wsJsonToRes<CommunityResponse>(msg);
+
           if (res) {
-        res.community_view.subscribed = data.community_view.subscribed;
+            res.community_view = community_view;
-        res.community_view.counts.subscribers =
+            res.discussion_languages = discussion_languages;
-          data.community_view.counts.subscribers;
-      }
             this.setState(this.state);
-    } else if (op == UserOperation.GetPosts) {
+          }
-      let data = wsJsonToRes<GetPostsResponse>(msg);
+
-      this.setState({ posts: data.posts, postsLoading: false });
+          break;
+        }
+
+        case UserOperation.FollowCommunity: {
+          const {
+            community_view: {
+              subscribed,
+              counts: { subscribers },
+            },
+          } = wsJsonToRes<CommunityResponse>(msg);
+
+          if (res) {
+            res.community_view.subscribed = subscribed;
+            res.community_view.counts.subscribers = subscribers;
+            this.setState(this.state);
+          }
+
+          break;
+        }
+
+        case UserOperation.GetPosts: {
+          const { posts } = wsJsonToRes<GetPostsResponse>(msg);
+
+          this.setState({ posts, listingsLoading: false });
           restoreScrollPosition(this.context);
           setupTippy();
-    } else if (
-      op == UserOperation.EditPost ||
-      op == UserOperation.DeletePost ||
-      op == UserOperation.RemovePost ||
-      op == UserOperation.LockPost ||
-      op == UserOperation.FeaturePost ||
-      op == UserOperation.SavePost
-    ) {
-      let data = wsJsonToRes<PostResponse>(msg);
-      editPostFindRes(data.post_view, this.state.posts);
-      this.setState(this.state);
-    } else if (op == UserOperation.CreatePost) {
-      let data = wsJsonToRes<PostResponse>(msg);
 
-      let showPostNotifs =
+          break;
+        }
+
+        case UserOperation.EditPost:
+        case UserOperation.DeletePost:
+        case UserOperation.RemovePost:
+        case UserOperation.LockPost:
+        case UserOperation.FeaturePost:
+        case UserOperation.SavePost: {
+          const { post_view } = wsJsonToRes<PostResponse>(msg);
+
+          editPostFindRes(post_view, this.state.posts);
+          this.setState(this.state);
+
+          break;
+        }
+
+        case UserOperation.CreatePost: {
+          const { post_view } = wsJsonToRes<PostResponse>(msg);
+
+          const showPostNotifs =
             UserService.Instance.myUserInfo?.local_user_view.local_user
               .show_new_post_notifs;
 
           // Only push these if you're on the first page, you pass the nsfw check, and it isn't blocked
-      //
+          if (page === 1 && nsfwCheck(post_view) && !isPostBlocked(post_view)) {
-      if (
+            this.state.posts.unshift(post_view);
-        this.state.page == 1 &&
-        nsfwCheck(data.post_view) &&
-        !isPostBlocked(data.post_view)
-      ) {
-        this.state.posts.unshift(data.post_view);
             if (showPostNotifs) {
-          notifyPost(data.post_view, this.context.router);
+              notifyPost(post_view, this.context.router);
             }
             this.setState(this.state);
           }
-    } else if (op == UserOperation.CreatePostLike) {
+
-      let data = wsJsonToRes<PostResponse>(msg);
+          break;
-      createPostLikeFindRes(data.post_view, this.state.posts);
+        }
+
+        case UserOperation.CreatePostLike: {
+          const { post_view } = wsJsonToRes<PostResponse>(msg);
+
+          createPostLikeFindRes(post_view, this.state.posts);
           this.setState(this.state);
-    } else if (op == UserOperation.AddModToCommunity) {
+
-      let data = wsJsonToRes<AddModToCommunityResponse>(msg);
+          break;
+        }
+
+        case UserOperation.AddModToCommunity: {
+          const { moderators } = wsJsonToRes<AddModToCommunityResponse>(msg);
+
           if (res) {
-        res.moderators = data.moderators;
+            res.moderators = moderators;
-      }
             this.setState(this.state);
-    } else if (op == UserOperation.BanFromCommunity) {
+          }
-      let data = wsJsonToRes<BanFromCommunityResponse>(msg);
+
+          break;
+        }
+
+        case UserOperation.BanFromCommunity: {
+          const {
+            person_view: {
+              person: { id: personId },
+            },
+            banned,
+          } = wsJsonToRes<BanFromCommunityResponse>(msg);
 
           // TODO this might be incorrect
           this.state.posts
-        .filter(p => p.creator.id == data.person_view.person.id)
+            .filter(p => p.creator.id === personId)
-        .forEach(p => (p.creator_banned_from_community = data.banned));
+            .forEach(p => (p.creator_banned_from_community = banned));
 
           this.setState(this.state);
-    } else if (op == UserOperation.GetComments) {
+
-      let data = wsJsonToRes<GetCommentsResponse>(msg);
+          break;
-      this.setState({ comments: data.comments, commentsLoading: false });
+        }
-    } else if (
+
-      op == UserOperation.EditComment ||
+        case UserOperation.GetComments: {
-      op == UserOperation.DeleteComment ||
+          const { comments } = wsJsonToRes<GetCommentsResponse>(msg);
-      op == UserOperation.RemoveComment
+          this.setState({ comments, listingsLoading: false });
-    ) {
+
-      let data = wsJsonToRes<CommentResponse>(msg);
+          break;
-      editCommentRes(data.comment_view, this.state.comments);
+        }
+
+        case UserOperation.EditComment:
+        case UserOperation.DeleteComment:
+        case UserOperation.RemoveComment: {
+          const { comment_view } = wsJsonToRes<CommentResponse>(msg);
+          editCommentRes(comment_view, this.state.comments);
           this.setState(this.state);
-    } else if (op == UserOperation.CreateComment) {
+
-      let data = wsJsonToRes<CommentResponse>(msg);
+          break;
+        }
+
+        case UserOperation.CreateComment: {
+          const { form_id, comment_view } = wsJsonToRes<CommentResponse>(msg);
 
           // Necessary since it might be a user reply
-      if (data.form_id) {
+          if (form_id) {
-        this.state.comments.unshift(data.comment_view);
+            this.setState(({ comments }) => ({
-        this.setState(this.state);
+              comments: [comment_view].concat(comments),
+            }));
           }
-    } else if (op == UserOperation.SaveComment) {
+
-      let data = wsJsonToRes<CommentResponse>(msg);
+          break;
-      saveCommentRes(data.comment_view, this.state.comments);
+        }
+
+        case UserOperation.SaveComment: {
+          const { comment_view } = wsJsonToRes<CommentResponse>(msg);
+
+          saveCommentRes(comment_view, this.state.comments);
           this.setState(this.state);
-    } else if (op == UserOperation.CreateCommentLike) {
+
-      let data = wsJsonToRes<CommentResponse>(msg);
+          break;
-      createCommentLikeRes(data.comment_view, this.state.comments);
+        }
+
+        case UserOperation.CreateCommentLike: {
+          const { comment_view } = wsJsonToRes<CommentResponse>(msg);
+
+          createCommentLikeRes(comment_view, this.state.comments);
           this.setState(this.state);
-    } else if (op == UserOperation.BlockPerson) {
+
-      let data = wsJsonToRes<BlockPersonResponse>(msg);
+          break;
+        }
+
+        case UserOperation.BlockPerson: {
+          const data = wsJsonToRes<BlockPersonResponse>(msg);
           updatePersonBlock(data);
-    } else if (op == UserOperation.CreatePostReport) {
+
-      let data = wsJsonToRes<PostReportResponse>(msg);
+          break;
+        }
+
+        case UserOperation.CreatePostReport:
+        case UserOperation.CreateCommentReport: {
+          const data = wsJsonToRes<PostReportResponse>(msg);
+
           if (data) {
             toast(i18n.t("report_created"));
           }
-    } else if (op == UserOperation.CreateCommentReport) {
+
-      let data = wsJsonToRes<CommentReportResponse>(msg);
+          break;
-      if (data) {
-        toast(i18n.t("report_created"));
         }
-    } else if (op == UserOperation.PurgeCommunity) {
+
-      let data = wsJsonToRes<PurgeItemResponse>(msg);
+        case UserOperation.PurgeCommunity: {
-      if (data.success) {
+          const { success } = wsJsonToRes<PurgeItemResponse>(msg);
+
+          if (success) {
             toast(i18n.t("purge_success"));
             this.context.router.history.push(`/`);
           }
-    } else if (op == UserOperation.BlockCommunity) {
+
-      let data = wsJsonToRes<BlockCommunityResponse>(msg);
+          break;
+        }
+
+        case UserOperation.BlockCommunity: {
+          const data = wsJsonToRes<BlockCommunityResponse>(msg);
           if (res) {
             res.community_view.blocked = data.blocked;
+            this.setState(this.state);
           }
           updateCommunityBlock(data);
-      this.setState(this.state);
+
+          break;
+        }
+      }
     }
   }
 }

src/shared/components/community/sidebar.tsx

@@ -280,7 +280,7 @@ export class Sidebar extends Component<SidebarProps, SidebarState> {
         className={`btn btn-secondary btn-block mb-2 ${
           cv.community.deleted || cv.community.removed ? "no-click" : ""
         }`}
-        to={`/create_post?community_id=${cv.community.id}`}
+        to={`/create_post?communityId=${cv.community.id}`}
       >
         {i18n.t("create_a_post")}
       </Link>

src/shared/components/person/profile.tsx

@@ -1,5 +1,8 @@
+import classNames from "classnames";
+import { NoOptionI18nKeys } from "i18next";
 import { Component, linkEvent } from "inferno";
 import { Link } from "inferno-router";
+import { RouteComponentProps } from "inferno-router/dist/Route";
 import {
   AddAdminResponse,
   BanPerson,
@@ -7,6 +10,8 @@ import {
   BlockPerson,
   BlockPersonResponse,
   CommentResponse,
+  CommunityModeratorView,
+  CommunitySafe,
   GetPersonDetails,
   GetPersonDetailsResponse,
   GetSiteResponse,
@@ -33,12 +38,15 @@ import {
   enableNsfw,
   fetchLimit,
   futureDaysToUnixTime,
-  getUsernameFromProps,
+  getPageFromString,
+  getQueryParams,
+  getQueryString,
   isAdmin,
   isBanned,
   mdToHtml,
   myAuth,
   numToSI,
+  QueryParams,
   relTags,
   restoreScrollPosition,
   routeSortTypeToEnum,
@@ -62,10 +70,6 @@ import { PersonListing } from "./person-listing";
 
 interface ProfileState {
   personRes?: GetPersonDetailsResponse;
-  userName: string;
-  view: PersonDetailsView;
-  sort: SortType;
-  page: number;
   loading: boolean;
   personBlocked: boolean;
   banReason?: string;
@@ -79,32 +83,84 @@ interface ProfileProps {
   view: PersonDetailsView;
   sort: SortType;
   page: number;
-  person_id?: number;
-  username: string;
 }
 
-interface UrlParams {
+const getProfileQueryParams = () =>
-  view?: string;
+  getQueryParams<ProfileProps>({
-  sort?: SortType;
+    view: getViewFromProps,
-  page?: number;
+    page: getPageFromString,
+    sort: getSortTypeFromQuery,
+  });
+
+const getSortTypeFromQuery = (sort?: string): SortType =>
+  sort ? routeSortTypeToEnum(sort, SortType.New) : SortType.New;
+
+const getViewFromProps = (view?: string): PersonDetailsView =>
+  view
+    ? PersonDetailsView[view] ?? PersonDetailsView.Overview
+    : PersonDetailsView.Overview;
+
+function toggleBlockPerson(recipientId: number, block: boolean) {
+  const auth = myAuth();
+
+  if (auth) {
+    const blockUserForm: BlockPerson = {
+      person_id: recipientId,
+      block,
+      auth,
+    };
+
+    WebSocketService.Instance.send(wsClient.blockPerson(blockUserForm));
+  }
 }
 
-export class Profile extends Component<any, ProfileState> {
+const handleUnblockPerson = (personId: number) =>
+  toggleBlockPerson(personId, false);
+
+const handleBlockPerson = (personId: number) =>
+  toggleBlockPerson(personId, true);
+
+const getCommunitiesListing = (
+  translationKey: NoOptionI18nKeys,
+  communityViews?: { community: CommunitySafe }[]
+) =>
+  communityViews &&
+  communityViews.length > 0 && (
+    <div className="card border-secondary mb-3">
+      <div className="card-body">
+        <h5>{i18n.t(translationKey)}</h5>
+        <ul className="list-unstyled mb-0">
+          {communityViews.map(({ community }) => (
+            <li key={community.id}>
+              <CommunityLink community={community} />
+            </li>
+          ))}
+        </ul>
+      </div>
+    </div>
+  );
+
+const Moderates = ({ moderates }: { moderates?: CommunityModeratorView[] }) =>
+  getCommunitiesListing("moderates", moderates);
+
+const Follows = () =>
+  getCommunitiesListing("subscribed", UserService.Instance.myUserInfo?.follows);
+
+export class Profile extends Component<
+  RouteComponentProps<{ username: string }>,
+  ProfileState
+> {
   private isoData = setIsoData(this.context);
   private subscription?: Subscription;
   state: ProfileState = {
-    userName: getUsernameFromProps(this.props),
     loading: true,
-    view: Profile.getViewFromProps(this.props.match.view),
-    sort: Profile.getSortTypeFromProps(this.props.match.sort),
-    page: Profile.getPageFromProps(this.props.match.page),
     personBlocked: false,
     siteRes: this.isoData.site_res,
     showBanDialog: false,
     removeData: false,
   };
 
-  constructor(props: any, context: any) {
+  constructor(props: RouteComponentProps<{ username: string }>, context: any) {
     super(props, context);
 
     this.handleSortChange = this.handleSortChange.bind(this);
@@ -114,7 +170,7 @@ export class Profile extends Component<any, ProfileState> {
     this.subscription = wsSubscribe(this.parseMessage);
 
     // Only fetch the data if coming from another route
-    if (this.isoData.path == this.context.router.route.match.url) {
+    if (this.isoData.path === this.context.router.route.match.url) {
       this.state = {
         ...this.state,
         personRes: this.isoData.routeData[0] as GetPersonDetailsResponse,
@@ -126,65 +182,61 @@ export class Profile extends Component<any, ProfileState> {
   }
 
   fetchUserData() {
-    let form: GetPersonDetails = {
+    const { page, sort, view } = getProfileQueryParams();
-      username: this.state.userName,
+
-      sort: this.state.sort,
+    const form: GetPersonDetails = {
-      saved_only: this.state.view === PersonDetailsView.Saved,
+      username: this.props.match.params.username,
-      page: this.state.page,
+      sort,
+      saved_only: view === PersonDetailsView.Saved,
+      page,
       limit: fetchLimit,
       auth: myAuth(false),
     };
+
     WebSocketService.Instance.send(wsClient.getPersonDetails(form));
   }
 
   get amCurrentUser() {
     return (
-      UserService.Instance.myUserInfo?.local_user_view.person.id ==
+      UserService.Instance.myUserInfo?.local_user_view.person.id ===
       this.state.personRes?.person_view.person.id
     );
   }
 
   setPersonBlock() {
-    let mui = UserService.Instance.myUserInfo;
+    const mui = UserService.Instance.myUserInfo;
-    let res = this.state.personRes;
+    const res = this.state.personRes;
+
     if (mui && res) {
       this.setState({
-        personBlocked: mui.person_blocks
+        personBlocked: mui.person_blocks.some(
-          .map(a => a.target.id)
+          ({ target: { id } }) => id === res.person_view.person.id
-          .includes(res.person_view.person.id),
+        ),
       });
     }
   }
 
-  static getViewFromProps(view: string): PersonDetailsView {
+  static fetchInitialData({
-    return view ? PersonDetailsView[view] : PersonDetailsView.Overview;
+    client,
-  }
+    path,
+    query: { page, sort, view: urlView },
+    auth,
+  }: InitialFetchRequest<QueryParams<ProfileProps>>): Promise<any>[] {
+    const pathSplit = path.split("/");
 
-  static getSortTypeFromProps(sort: string): SortType {
+    const username = pathSplit[2];
-    return sort ? routeSortTypeToEnum(sort) : SortType.New;
+    const view = getViewFromProps(urlView);
-  }
 
-  static getPageFromProps(page: number): number {
+    const form: GetPersonDetails = {
-    return page ? Number(page) : 1;
-  }
-
-  static fetchInitialData(req: InitialFetchRequest): Promise<any>[] {
-    let pathSplit = req.path.split("/");
-
-    let username = pathSplit[2];
-    let view = this.getViewFromProps(pathSplit[4]);
-    let sort = this.getSortTypeFromProps(pathSplit[6]);
-    let page = this.getPageFromProps(Number(pathSplit[8]));
-
-    let form: GetPersonDetails = {
       username: username,
-      sort,
+      sort: getSortTypeFromQuery(sort),
       saved_only: view === PersonDetailsView.Saved,
-      page,
+      page: getPageFromString(page),
       limit: fetchLimit,
-      auth: req.auth,
+      auth,
     };
-    return [req.client.getPersonDetails(form)];
+
+    return [client.getPersonDetails(form)];
   }
 
   componentDidMount() {
@@ -197,78 +249,59 @@ export class Profile extends Component<any, ProfileState> {
     saveScrollPosition(this.context);
   }
 
-  static getDerivedStateFromProps(props: any): ProfileProps {
-    return {
-      view: this.getViewFromProps(props.match.params.view),
-      sort: this.getSortTypeFromProps(props.match.params.sort),
-      page: this.getPageFromProps(props.match.params.page),
-      person_id: Number(props.match.params.id),
-      username: props.match.params.username,
-    };
-  }
-
-  componentDidUpdate(lastProps: any) {
-    // Necessary if you are on a post and you click another post (same route)
-    if (
-      lastProps.location.pathname.split("/")[2] !==
-      lastProps.history.location.pathname.split("/")[2]
-    ) {
-      // Couldnt get a refresh working. This does for now.
-      location.reload();
-    }
-  }
-
   get documentTitle(): string {
-    let res = this.state.personRes;
+    const res = this.state.personRes;
     return res
       ? `@${res.person_view.person.name} - ${this.state.siteRes.site_view.site.name}`
       : "";
   }
 
   render() {
-    let res = this.state.personRes;
+    const { personRes, loading, siteRes } = this.state;
+    const { page, sort, view } = getProfileQueryParams();
+
     return (
       <div className="container-lg">
-        {this.state.loading ? (
+        {loading ? (
           <h5>
             <Spinner large />
           </h5>
         ) : (
-          res && (
+          personRes && (
             <div className="row">
               <div className="col-12 col-md-8">
-                <>
                 <HtmlTags
                   title={this.documentTitle}
                   path={this.context.router.route.match.url}
-                    description={res.person_view.person.bio}
+                  description={personRes.person_view.person.bio}
-                    image={res.person_view.person.avatar}
+                  image={personRes.person_view.person.avatar}
                 />
-                  {this.userInfo()}
+
+                {this.userInfo}
+
                 <hr />
-                </>
+
-                {!this.state.loading && this.selects()}
+                {this.selects}
+
                 <PersonDetails
-                  personRes={res}
+                  personRes={personRes}
-                  admins={this.state.siteRes.admins}
+                  admins={siteRes.admins}
-                  sort={this.state.sort}
+                  sort={sort}
-                  page={this.state.page}
+                  page={page}
                   limit={fetchLimit}
-                  enableDownvotes={enableDownvotes(this.state.siteRes)}
+                  enableDownvotes={enableDownvotes(siteRes)}
-                  enableNsfw={enableNsfw(this.state.siteRes)}
+                  enableNsfw={enableNsfw(siteRes)}
-                  view={this.state.view}
+                  view={view}
                   onPageChange={this.handlePageChange}
-                  allLanguages={this.state.siteRes.all_languages}
+                  allLanguages={siteRes.all_languages}
-                  siteLanguages={this.state.siteRes.discussion_languages}
+                  siteLanguages={siteRes.discussion_languages}
                 />
               </div>
 
-              {!this.state.loading && (
               <div className="col-12 col-md-4">
-                  {this.moderates()}
+                <Moderates moderates={personRes.moderates} />
-                  {this.amCurrentUser && this.follows()}
+                {this.amCurrentUser && <Follows />}
               </div>
-              )}
             </div>
           )
         )}
@@ -276,73 +309,49 @@ export class Profile extends Component<any, ProfileState> {
     );
   }
 
-  viewRadios() {
+  get viewRadios() {
     return (
       <div className="btn-group btn-group-toggle flex-wrap mb-2">
-        <label
+        {this.getRadio(PersonDetailsView.Overview)}
-          className={`btn btn-outline-secondary pointer
+        {this.getRadio(PersonDetailsView.Comments)}
-            ${this.state.view == PersonDetailsView.Overview && "active"}
+        {this.getRadio(PersonDetailsView.Posts)}
-          `}
+        {this.getRadio(PersonDetailsView.Saved)}
-        >
-          <input
-            type="radio"
-            value={PersonDetailsView.Overview}
-            checked={this.state.view === PersonDetailsView.Overview}
-            onChange={linkEvent(this, this.handleViewChange)}
-          />
-          {i18n.t("overview")}
-        </label>
-        <label
-          className={`btn btn-outline-secondary pointer
-            ${this.state.view == PersonDetailsView.Comments && "active"}
-          `}
-        >
-          <input
-            type="radio"
-            value={PersonDetailsView.Comments}
-            checked={this.state.view == PersonDetailsView.Comments}
-            onChange={linkEvent(this, this.handleViewChange)}
-          />
-          {i18n.t("comments")}
-        </label>
-        <label
-          className={`btn btn-outline-secondary pointer
-            ${this.state.view == PersonDetailsView.Posts && "active"}
-          `}
-        >
-          <input
-            type="radio"
-            value={PersonDetailsView.Posts}
-            checked={this.state.view == PersonDetailsView.Posts}
-            onChange={linkEvent(this, this.handleViewChange)}
-          />
-          {i18n.t("posts")}
-        </label>
-        <label
-          className={`btn btn-outline-secondary pointer
-            ${this.state.view == PersonDetailsView.Saved && "active"}
-          `}
-        >
-          <input
-            type="radio"
-            value={PersonDetailsView.Saved}
-            checked={this.state.view == PersonDetailsView.Saved}
-            onChange={linkEvent(this, this.handleViewChange)}
-          />
-          {i18n.t("saved")}
-        </label>
       </div>
     );
   }
 
-  selects() {
+  getRadio(view: PersonDetailsView) {
-    let profileRss = `/feeds/u/${this.state.userName}.xml?sort=${this.state.sort}`;
+    const { view: urlView } = getProfileQueryParams();
+    const active = view === urlView;
+
+    return (
+      <label
+        className={classNames("btn btn-outline-secondary pointer", {
+          active,
+        })}
+      >
+        <input
+          type="radio"
+          value={view}
+          checked={active}
+          onChange={linkEvent(this, this.handleViewChange)}
+        />
+        {i18n.t(view.toLowerCase() as NoOptionI18nKeys)}
+      </label>
+    );
+  }
+
+  get selects() {
+    const { sort } = getProfileQueryParams();
+    const { username } = this.props.match.params;
+
+    const profileRss = `/feeds/u/${username}.xml?sort=${sort}`;
 
     return (
       <div className="mb-2">
-        <span className="mr-3">{this.viewRadios()}</span>
+        <span className="mr-3">{this.viewRadios}</span>
         <SortSelect
-          sort={this.state.sort}
+          sort={sort}
           onChange={this.handleSortChange}
           hideHot
           hideMostComments
@@ -354,33 +363,15 @@ export class Profile extends Component<any, ProfileState> {
       </div>
     );
   }
-  handleBlockPerson(personId: number) {
-    let auth = myAuth();
-    if (auth) {
-      if (personId != 0) {
-        let blockUserForm: BlockPerson = {
-          person_id: personId,
-          block: true,
-          auth,
-        };
-        WebSocketService.Instance.send(wsClient.blockPerson(blockUserForm));
-      }
-    }
-  }
-  handleUnblockPerson(recipientId: number) {
-    let auth = myAuth();
-    if (auth) {
-      let blockUserForm: BlockPerson = {
-        person_id: recipientId,
-        block: false,
-        auth,
-      };
-      WebSocketService.Instance.send(wsClient.blockPerson(blockUserForm));
-    }
-  }
 
-  userInfo() {
+  get userInfo() {
-    let pv = this.state.personRes?.person_view;
+    const pv = this.state.personRes?.person_view;
+    const {
+      personBlocked,
+      siteRes: { admins },
+      showBanDialog,
+    } = this.state;
+
     return (
       pv && (
         <div>
@@ -429,7 +420,7 @@ export class Profile extends Component<any, ProfileState> {
                     )}
                   </ul>
                 </div>
-                {this.banDialog()}
+                {this.banDialog}
                 <div className="flex-grow-1 unselectable pointer mx-2"></div>
                 {!this.amCurrentUser && UserService.Instance.myUserInfo && (
                   <>
@@ -446,19 +437,16 @@ export class Profile extends Component<any, ProfileState> {
                       className={
                         "d-flex align-self-start btn btn-secondary mr-2"
                       }
-                      to={`/create_private_message/recipient/${pv.person.id}`}
+                      to={`/create_private_message/${pv.person.id}`}
                     >
                       {i18n.t("send_message")}
                     </Link>
-                    {this.state.personBlocked ? (
+                    {personBlocked ? (
                       <button
                         className={
                           "d-flex align-self-start btn btn-secondary mr-2"
                         }
-                        onClick={linkEvent(
+                        onClick={linkEvent(pv.person.id, handleUnblockPerson)}
-                          pv.person.id,
-                          this.handleUnblockPerson
-                        )}
                       >
                         {i18n.t("unblock_user")}
                       </button>
@@ -467,10 +455,7 @@ export class Profile extends Component<any, ProfileState> {
                         className={
                           "d-flex align-self-start btn btn-secondary mr-2"
                         }
-                        onClick={linkEvent(
+                        onClick={linkEvent(pv.person.id, handleBlockPerson)}
-                          pv.person.id,
-                          this.handleBlockPerson
-                        )}
                       >
                         {i18n.t("block_user")}
                       </button>
@@ -478,9 +463,9 @@ export class Profile extends Component<any, ProfileState> {
                   </>
                 )}
 
-                {canMod(pv.person.id, undefined, this.state.siteRes.admins) &&
+                {canMod(pv.person.id, undefined, admins) &&
-                  !isAdmin(pv.person.id, this.state.siteRes.admins) &&
+                  !isAdmin(pv.person.id, admins) &&
-                  !this.state.showBanDialog &&
+                  !showBanDialog &&
                   (!isBanned(pv.person) ? (
                     <button
                       className={
@@ -552,12 +537,14 @@ export class Profile extends Component<any, ProfileState> {
     );
   }
 
-  banDialog() {
+  get banDialog() {
-    let pv = this.state.personRes?.person_view;
+    const pv = this.state.personRes?.person_view;
+    const { showBanDialog } = this.state;
+
     return (
       pv && (
         <>
-          {this.state.showBanDialog && (
+          {showBanDialog && (
             <form onSubmit={linkEvent(this, this.handleModBanSubmit)}>
               <div className="form-group row col-12">
                 <label className="col-form-label" htmlFor="profile-ban-reason">
@@ -630,73 +617,38 @@ export class Profile extends Component<any, ProfileState> {
     );
   }
 
-  moderates() {
+  updateUrl({ page, sort, view }: Partial<ProfileProps>) {
-    let moderates = this.state.personRes?.moderates;
+    const {
-    return (
+      page: urlPage,
-      moderates &&
+      sort: urlSort,
-      moderates.length > 0 && (
+      view: urlView,
-        <div className="card border-secondary mb-3">
+    } = getProfileQueryParams();
-          <div className="card-body">
-            <h5>{i18n.t("moderates")}</h5>
-            <ul className="list-unstyled mb-0">
-              {moderates.map(cmv => (
-                <li key={cmv.community.id}>
-                  <CommunityLink community={cmv.community} />
-                </li>
-              ))}
-            </ul>
-          </div>
-        </div>
-      )
-    );
-  }
 
-  follows() {
+    const queryParams: QueryParams<ProfileProps> = {
-    let follows = UserService.Instance.myUserInfo?.follows;
+      page: (page ?? urlPage).toString(),
-    return (
+      sort: sort ?? urlSort,
-      follows &&
+      view: view ?? urlView,
-      follows.length > 0 && (
+    };
-        <div className="card border-secondary mb-3">
-          <div className="card-body">
-            <h5>{i18n.t("subscribed")}</h5>
-            <ul className="list-unstyled mb-0">
-              {follows.map(cfv => (
-                <li key={cfv.community.id}>
-                  <CommunityLink community={cfv.community} />
-                </li>
-              ))}
-            </ul>
-          </div>
-        </div>
-      )
-    );
-  }
 
-  updateUrl(paramUpdates: UrlParams) {
+    const { username } = this.props.match.params;
-    const page = paramUpdates.page || this.state.page;
-    const viewStr = paramUpdates.view || PersonDetailsView[this.state.view];
-    const sortStr = paramUpdates.sort || this.state.sort;
 
-    let typeView = `/u/${this.state.userName}`;
+    this.props.history.push(`/u/${username}${getQueryString(queryParams)}`);
 
-    this.props.history.push(
-      `${typeView}/view/${viewStr}/sort/${sortStr}/page/${page}`
-    );
     this.setState({ loading: true });
     this.fetchUserData();
   }
 
   handlePageChange(page: number) {
-    this.updateUrl({ page: page });
+    this.updateUrl({ page });
   }
 
-  handleSortChange(val: SortType) {
+  handleSortChange(sort: SortType) {
-    this.updateUrl({ sort: val, page: 1 });
+    this.updateUrl({ sort, page: 1 });
   }
 
   handleViewChange(i: Profile, event: any) {
     i.updateUrl({
-      view: PersonDetailsView[Number(event.target.value)],
+      view: PersonDetailsView[event.target.value],
       page: 1,
     });
   }
@@ -724,20 +676,25 @@ export class Profile extends Component<any, ProfileState> {
 
   handleModBanSubmit(i: Profile, event?: any) {
     if (event) event.preventDefault();
-    let person = i.state.personRes?.person_view.person;
+    const { personRes, removeData, banReason, banExpireDays } = i.state;
-    let auth = myAuth();
+
+    const person = personRes?.person_view.person;
+    const auth = myAuth();
+
     if (person && auth) {
+      const ban = !person.banned;
+
       // If its an unban, restore all their data
-      let ban = !person.banned;
+      if (!ban) {
-      if (ban == false) {
         i.setState({ removeData: false });
       }
-      let form: BanPerson = {
+
+      const form: BanPerson = {
         person_id: person.id,
         ban,
-        remove_data: i.state.removeData,
+        remove_data: removeData,
-        reason: i.state.banReason,
+        reason: banReason,
-        expires: futureDaysToUnixTime(i.state.banExpireDays),
+        expires: futureDaysToUnixTime(banExpireDays),
         auth,
       };
       WebSocketService.Instance.send(wsClient.banPerson(form));
@@ -747,95 +704,139 @@ export class Profile extends Component<any, ProfileState> {
   }
 
   parseMessage(msg: any) {
-    let op = wsUserOp(msg);
+    const op = wsUserOp(msg);
     console.log(msg);
+
     if (msg.error) {
       toast(i18n.t(msg.error), "danger");
-      if (msg.error == "couldnt_find_that_username_or_email") {
+
+      if (msg.error === "couldnt_find_that_username_or_email") {
         this.context.router.history.push("/");
       }
-      return;
     } else if (msg.reconnect) {
       this.fetchUserData();
-    } else if (op == UserOperation.GetPersonDetails) {
+    } else {
+      switch (op) {
+        case UserOperation.GetPersonDetails: {
           // Since the PersonDetails contains posts/comments as well as some general user info we listen here as well
           // and set the parent state if it is not set or differs
           // TODO this might need to get abstracted
-      let data = wsJsonToRes<GetPersonDetailsResponse>(msg);
+          const data = wsJsonToRes<GetPersonDetailsResponse>(msg);
           this.setState({ personRes: data, loading: false });
           this.setPersonBlock();
           restoreScrollPosition(this.context);
-    } else if (op == UserOperation.AddAdmin) {
+
-      let data = wsJsonToRes<AddAdminResponse>(msg);
+          break;
-      this.setState(s => ((s.siteRes.admins = data.admins), s));
+        }
-    } else if (op == UserOperation.CreateCommentLike) {
+
-      let data = wsJsonToRes<CommentResponse>(msg);
+        case UserOperation.AddAdmin: {
-      createCommentLikeRes(data.comment_view, this.state.personRes?.comments);
+          const { admins } = wsJsonToRes<AddAdminResponse>(msg);
+          this.setState(s => ((s.siteRes.admins = admins), s));
+
+          break;
+        }
+
+        case UserOperation.CreateCommentLike: {
+          const { comment_view } = wsJsonToRes<CommentResponse>(msg);
+          createCommentLikeRes(comment_view, this.state.personRes?.comments);
           this.setState(this.state);
-    } else if (
+
-      op == UserOperation.EditComment ||
+          break;
-      op == UserOperation.DeleteComment ||
+        }
-      op == UserOperation.RemoveComment
+
-    ) {
+        case UserOperation.EditComment:
-      let data = wsJsonToRes<CommentResponse>(msg);
+        case UserOperation.DeleteComment:
-      editCommentRes(data.comment_view, this.state.personRes?.comments);
+        case UserOperation.RemoveComment: {
+          const { comment_view } = wsJsonToRes<CommentResponse>(msg);
+          editCommentRes(comment_view, this.state.personRes?.comments);
           this.setState(this.state);
-    } else if (op == UserOperation.CreateComment) {
+
-      let data = wsJsonToRes<CommentResponse>(msg);
+          break;
-      let mui = UserService.Instance.myUserInfo;
+        }
-      if (data.comment_view.creator.id == mui?.local_user_view.person.id) {
+
+        case UserOperation.CreateComment: {
+          const {
+            comment_view: {
+              creator: { id },
+            },
+          } = wsJsonToRes<CommentResponse>(msg);
+          const mui = UserService.Instance.myUserInfo;
+
+          if (id === mui?.local_user_view.person.id) {
             toast(i18n.t("reply_sent"));
           }
-    } else if (op == UserOperation.SaveComment) {
+
-      let data = wsJsonToRes<CommentResponse>(msg);
+          break;
-      saveCommentRes(data.comment_view, this.state.personRes?.comments);
+        }
+
+        case UserOperation.SaveComment: {
+          const { comment_view } = wsJsonToRes<CommentResponse>(msg);
+          saveCommentRes(comment_view, this.state.personRes?.comments);
           this.setState(this.state);
-    } else if (
+
-      op == UserOperation.EditPost ||
+          break;
-      op == UserOperation.DeletePost ||
+        }
-      op == UserOperation.RemovePost ||
+
-      op == UserOperation.LockPost ||
+        case UserOperation.EditPost:
-      op == UserOperation.FeaturePost ||
+        case UserOperation.DeletePost:
-      op == UserOperation.SavePost
+        case UserOperation.RemovePost:
-    ) {
+        case UserOperation.LockPost:
-      let data = wsJsonToRes<PostResponse>(msg);
+        case UserOperation.FeaturePost:
-      editPostFindRes(data.post_view, this.state.personRes?.posts);
+        case UserOperation.SavePost: {
+          const { post_view } = wsJsonToRes<PostResponse>(msg);
+          editPostFindRes(post_view, this.state.personRes?.posts);
           this.setState(this.state);
-    } else if (op == UserOperation.CreatePostLike) {
+
-      let data = wsJsonToRes<PostResponse>(msg);
+          break;
-      createPostLikeFindRes(data.post_view, this.state.personRes?.posts);
+        }
+
+        case UserOperation.CreatePostLike: {
+          const { post_view } = wsJsonToRes<PostResponse>(msg);
+          createPostLikeFindRes(post_view, this.state.personRes?.posts);
           this.setState(this.state);
-    } else if (op == UserOperation.BanPerson) {
+
-      let data = wsJsonToRes<BanPersonResponse>(msg);
+          break;
-      let res = this.state.personRes;
+        }
+
+        case UserOperation.BanPerson: {
+          const data = wsJsonToRes<BanPersonResponse>(msg);
+          const res = this.state.personRes;
           res?.comments
-        .filter(c => c.creator.id == data.person_view.person.id)
+            .filter(c => c.creator.id === data.person_view.person.id)
             .forEach(c => (c.creator.banned = data.banned));
           res?.posts
-        .filter(c => c.creator.id == data.person_view.person.id)
+            .filter(c => c.creator.id === data.person_view.person.id)
             .forEach(c => (c.creator.banned = data.banned));
-      let pv = res?.person_view;
+          const pv = res?.person_view;
 
-      if (pv?.person.id == data.person_view.person.id) {
+          if (pv?.person.id === data.person_view.person.id) {
             pv.person.banned = data.banned;
           }
           this.setState(this.state);
-    } else if (op == UserOperation.BlockPerson) {
+
-      let data = wsJsonToRes<BlockPersonResponse>(msg);
+          break;
+        }
+
+        case UserOperation.BlockPerson: {
+          const data = wsJsonToRes<BlockPersonResponse>(msg);
           updatePersonBlock(data);
           this.setPersonBlock();
-      this.setState(this.state);
+
-    } else if (
+          break;
-      op == UserOperation.PurgePerson ||
+        }
-      op == UserOperation.PurgePost ||
+
-      op == UserOperation.PurgeComment ||
+        case UserOperation.PurgePerson:
-      op == UserOperation.PurgeCommunity
+        case UserOperation.PurgePost:
-    ) {
+        case UserOperation.PurgeComment:
-      let data = wsJsonToRes<PurgeItemResponse>(msg);
+        case UserOperation.PurgeCommunity: {
-      if (data.success) {
+          const { success } = wsJsonToRes<PurgeItemResponse>(msg);
+
+          if (success) {
             toast(i18n.t("purge_success"));
             this.context.router.history.push(`/`);
           }
         }
       }
+    }
+  }
 }

src/shared/components/person/settings.tsx

@@ -1,3 +1,4 @@
+import { NoOptionI18nKeys } from "i18next";
 import { Component, linkEvent } from "inferno";
 import {
   BlockCommunity,
@@ -6,13 +7,11 @@ import {
   BlockPersonResponse,
   ChangePassword,
   CommunityBlockView,
-  CommunityView,
   DeleteAccount,
   GetSiteResponse,
   ListingType,
   LoginResponse,
   PersonBlockView,
-  PersonViewSafe,
   SaveUserSettings,
   SortType,
   UserOperation,
@@ -24,19 +23,17 @@ import { i18n, languages } from "../../i18next";
 import { UserService, WebSocketService } from "../../services";
 import {
   capitalizeFirstLetter,
-  choicesConfig,
+  Choice,
-  communitySelectName,
   communityToChoice,
   debounce,
   elementUrl,
+  emDash,
   enableNsfw,
   fetchCommunities,
   fetchThemeList,
   fetchUsers,
   getLanguages,
-  isBrowser,
   myAuth,
-  personSelectName,
   personToChoice,
   relTags,
   setIsoData,
@@ -55,15 +52,11 @@ import { ImageUploadForm } from "../common/image-upload-form";
 import { LanguageSelect } from "../common/language-select";
 import { ListingTypeSelect } from "../common/listing-type-select";
 import { MarkdownTextArea } from "../common/markdown-textarea";
+import { SearchableSelect } from "../common/searchable-select";
 import { SortSelect } from "../common/sort-select";
 import { CommunityLink } from "../community/community-link";
 import { PersonListing } from "./person-listing";
 
-var Choices: any;
-if (isBrowser()) {
-  Choices = require("choices.js");
-}
-
 interface SettingsState {
   // TODO redo these forms
   saveUserSettingsForm: {
@@ -97,10 +90,7 @@ interface SettingsState {
     password?: string;
   };
   personBlocks: PersonBlockView[];
-  blockPerson?: PersonViewSafe;
   communityBlocks: CommunityBlockView[];
-  blockCommunityId: number;
-  blockCommunity?: CommunityView;
   currentTab: string;
   themeList: string[];
   saveUserSettingsLoading: boolean;
@@ -108,12 +98,50 @@ interface SettingsState {
   deleteAccountLoading: boolean;
   deleteAccountShowConfirm: boolean;
   siteRes: GetSiteResponse;
+  searchCommunityLoading: boolean;
+  searchCommunityOptions: Choice[];
+  searchPersonLoading: boolean;
+  searchPersonOptions: Choice[];
 }
 
+type FilterType = "user" | "community";
+
+const Filter = ({
+  filterType,
+  options,
+  onChange,
+  onSearch,
+  loading,
+}: {
+  filterType: FilterType;
+  options: Choice[];
+  onSearch: (text: string) => void;
+  onChange: (choice: Choice) => void;
+  loading: boolean;
+}) => (
+  <div className="form-group row">
+    <label
+      className="col-md-4 col-form-label"
+      htmlFor={`block-${filterType}-filter`}
+    >
+      {i18n.t(`block_${filterType}` as NoOptionI18nKeys)}
+    </label>
+    <div className="col-md-8">
+      <SearchableSelect
+        id={`block-${filterType}-filter`}
+        options={[
+          { label: emDash, value: "0", disabled: true } as Choice,
+        ].concat(options)}
+        loading={loading}
+        onChange={onChange}
+        onSearch={onSearch}
+      />
+    </div>
+  </div>
+);
+
 export class Settings extends Component<any, SettingsState> {
   private isoData = setIsoData(this.context);
-  private blockPersonChoices: any;
-  private blockCommunityChoices: any;
   private subscription?: Subscription;
   state: SettingsState = {
     saveUserSettingsForm: {},
@@ -125,10 +153,13 @@ export class Settings extends Component<any, SettingsState> {
     deleteAccountForm: {},
     personBlocks: [],
     communityBlocks: [],
-    blockCommunityId: 0,
     currentTab: "settings",
     siteRes: this.isoData.site_res,
     themeList: [],
+    searchCommunityLoading: false,
+    searchCommunityOptions: [],
+    searchPersonLoading: false,
+    searchPersonOptions: [],
   };
 
   constructor(props: any, context: any) {
@@ -149,35 +180,58 @@ export class Settings extends Component<any, SettingsState> {
     this.parseMessage = this.parseMessage.bind(this);
     this.subscription = wsSubscribe(this.parseMessage);
 
-    let mui = UserService.Instance.myUserInfo;
+    const mui = UserService.Instance.myUserInfo;
     if (mui) {
-      let luv = mui.local_user_view;
+      const {
+        local_user: {
+          show_nsfw,
+          theme,
+          default_sort_type,
+          default_listing_type,
+          interface_language,
+          show_avatars,
+          show_bot_accounts,
+          show_scores,
+          show_read_posts,
+          show_new_post_notifs,
+          send_notifications_to_email,
+          email,
+        },
+        person: {
+          avatar,
+          banner,
+          display_name,
+          bot_account,
+          bio,
+          matrix_user_id,
+        },
+      } = mui.local_user_view;
+
       this.state = {
         ...this.state,
         personBlocks: mui.person_blocks,
         communityBlocks: mui.community_blocks,
         saveUserSettingsForm: {
           ...this.state.saveUserSettingsForm,
-          show_nsfw: luv.local_user.show_nsfw,
+          show_nsfw,
-          theme: luv.local_user.theme ? luv.local_user.theme : "browser",
+          theme: theme ?? "browser",
-          default_sort_type: luv.local_user.default_sort_type,
+          default_sort_type,
-          default_listing_type: luv.local_user.default_listing_type,
+          default_listing_type,
-          interface_language: luv.local_user.interface_language,
+          interface_language,
           discussion_languages: mui.discussion_languages,
-          avatar: luv.person.avatar,
+          avatar,
-          banner: luv.person.banner,
+          banner,
-          display_name: luv.person.display_name,
+          display_name,
-          show_avatars: luv.local_user.show_avatars,
+          show_avatars,
-          bot_account: luv.person.bot_account,
+          bot_account,
-          show_bot_accounts: luv.local_user.show_bot_accounts,
+          show_bot_accounts,
-          show_scores: luv.local_user.show_scores,
+          show_scores,
-          show_read_posts: luv.local_user.show_read_posts,
+          show_read_posts,
-          show_new_post_notifs: luv.local_user.show_new_post_notifs,
+          show_new_post_notifs,
-          email: luv.local_user.email,
+          email,
-          bio: luv.person.bio,
+          bio,
-          send_notifications_to_email:
+          send_notifications_to_email,
-            luv.local_user.send_notifications_to_email,
+          matrix_user_id,
-          matrix_user_id: luv.person.matrix_user_id,
         },
       };
     }
@@ -349,9 +403,17 @@ export class Settings extends Component<any, SettingsState> {
   }
 
   blockUserCard() {
+    const { searchPersonLoading, searchPersonOptions } = this.state;
+
     return (
       <div>
-        {this.blockUserForm()}
+        <Filter
+          filterType="user"
+          loading={searchPersonLoading}
+          onChange={this.handleBlockPerson}
+          onSearch={this.handlePersonSearch}
+          options={searchPersonOptions}
+        />
         {this.blockedUsersList()}
       </div>
     );
@@ -384,38 +446,18 @@ export class Settings extends Component<any, SettingsState> {
     );
   }
 
-  blockUserForm() {
-    let blockPerson = this.state.blockPerson;
-    return (
-      <div className="form-group row">
-        <label
-          className="col-md-4 col-form-label"
-          htmlFor="block-person-filter"
-        >
-          {i18n.t("block_user")}
-        </label>
-        <div className="col-md-8">
-          <select
-            className="form-control"
-            id="block-person-filter"
-            value={blockPerson?.person.id ?? 0}
-          >
-            <option value="0">—</option>
-            {blockPerson && (
-              <option value={blockPerson.person.id}>
-                {personSelectName(blockPerson)}
-              </option>
-            )}
-          </select>
-        </div>
-      </div>
-    );
-  }
-
   blockCommunityCard() {
+    const { searchCommunityLoading, searchCommunityOptions } = this.state;
+
     return (
       <div>
-        {this.blockCommunityForm()}
+        <Filter
+          filterType="community"
+          loading={searchCommunityLoading}
+          onChange={this.handleBlockCommunity}
+          onSearch={this.handleCommunitySearch}
+          options={searchCommunityOptions}
+        />
         {this.blockedCommunitiesList()}
       </div>
     );
@@ -448,33 +490,6 @@ export class Settings extends Component<any, SettingsState> {
     );
   }
 
-  blockCommunityForm() {
-    return (
-      <div className="form-group row">
-        <label
-          className="col-md-4 col-form-label"
-          htmlFor="block-community-filter"
-        >
-          {i18n.t("block_community")}
-        </label>
-        <div className="col-md-8">
-          <select
-            className="form-control"
-            id="block-community-filter"
-            value={this.state.blockCommunityId}
-          >
-            <option value="0">—</option>
-            {this.state.blockCommunity && (
-              <option value={this.state.blockCommunity.community.id}>
-                {communitySelectName(this.state.blockCommunity)}
-              </option>
-            )}
-          </select>
-        </div>
-      </div>
-    );
-  }
-
   saveUserSettingsHtmlForm() {
     let selectedLangs = this.state.saveUserSettingsForm.discussion_languages;
 
@@ -907,91 +922,57 @@ export class Settings extends Component<any, SettingsState> {
     );
   }
 
-  setupBlockPersonChoices() {
+  handlePersonSearch = debounce(async (text: string) => {
-    if (isBrowser()) {
+    this.setState({ searchPersonLoading: true });
-      let selectId: any = document.getElementById("block-person-filter");
+
-      if (selectId) {
+    const searchPersonOptions: Choice[] = [];
-        this.blockPersonChoices = new Choices(selectId, choicesConfig);
+
-        this.blockPersonChoices.passedElement.element.addEventListener(
+    if (text.length > 0) {
-          "choice",
+      searchPersonOptions.push(
-          (e: any) => {
+        ...(await fetchUsers(text)).users.map(personToChoice)
-            this.handleBlockPerson(Number(e.detail.choice.value));
-          },
-          false
       );
-        this.blockPersonChoices.passedElement.element.addEventListener(
-          "search",
-          debounce(async (e: any) => {
-            try {
-              let persons = (await fetchUsers(e.detail.value)).users;
-              let choices = persons.map(pvs => personToChoice(pvs));
-              this.blockPersonChoices.setChoices(
-                choices,
-                "value",
-                "label",
-                true
-              );
-            } catch (err) {
-              console.error(err);
-            }
-          }),
-          false
-        );
-      }
-    }
     }
 
-  setupBlockCommunityChoices() {
+    this.setState({
-    if (isBrowser()) {
+      searchPersonLoading: false,
-      let selectId: any = document.getElementById("block-community-filter");
+      searchPersonOptions,
-      if (selectId) {
+    });
-        this.blockCommunityChoices = new Choices(selectId, choicesConfig);
+  });
-        this.blockCommunityChoices.passedElement.element.addEventListener(
+
-          "choice",
+  handleCommunitySearch = debounce(async (text: string) => {
-          (e: any) => {
+    this.setState({ searchCommunityLoading: true });
-            this.handleBlockCommunity(Number(e.detail.choice.value));
+
-          },
+    const searchCommunityOptions: Choice[] = [];
-          false
+
+    if (text.length > 0) {
+      searchCommunityOptions.push(
+        ...(await fetchCommunities(text)).communities.map(communityToChoice)
       );
-        this.blockCommunityChoices.passedElement.element.addEventListener(
-          "search",
-          debounce(async (e: any) => {
-            try {
-              let communities = (await fetchCommunities(e.detail.value))
-                .communities;
-              let choices = communities.map(cv => communityToChoice(cv));
-              this.blockCommunityChoices.setChoices(
-                choices,
-                "value",
-                "label",
-                true
-              );
-            } catch (err) {
-              console.log(err);
-            }
-          }),
-          false
-        );
-      }
-    }
     }
 
-  handleBlockPerson(personId: number) {
+    this.setState({
-    let auth = myAuth();
+      searchCommunityLoading: false,
-    if (auth && personId != 0) {
+      searchCommunityOptions,
-      let blockUserForm: BlockPerson = {
+    });
-        person_id: personId,
+  });
+
+  handleBlockPerson({ value }: Choice) {
+    const auth = myAuth();
+    if (auth && value !== "0") {
+      const blockUserForm: BlockPerson = {
+        person_id: Number(value),
         block: true,
         auth,
       };
+
       WebSocketService.Instance.send(wsClient.blockPerson(blockUserForm));
     }
   }
 
   handleUnblockPerson(i: { ctx: Settings; recipientId: number }) {
-    let auth = myAuth();
+    const auth = myAuth();
     if (auth) {
-      let blockUserForm: BlockPerson = {
+      const blockUserForm: BlockPerson = {
         person_id: i.recipientId,
         block: false,
         auth,
@@ -1000,11 +981,11 @@ export class Settings extends Component<any, SettingsState> {
     }
   }
 
-  handleBlockCommunity(community_id: number) {
+  handleBlockCommunity({ value }: Choice) {
-    let auth = myAuth();
+    const auth = myAuth();
-    if (auth && community_id != 0) {
+    if (auth && value !== "0") {
-      let blockCommunityForm: BlockCommunity = {
+      const blockCommunityForm: BlockCommunity = {
-        community_id,
+        community_id: Number(value),
         block: true,
         auth,
       };
@@ -1015,9 +996,9 @@ export class Settings extends Component<any, SettingsState> {
   }
 
   handleUnblockCommunity(i: { ctx: Settings; communityId: number }) {
-    let auth = myAuth();
+    const auth = myAuth();
     if (auth) {
-      let blockCommunityForm: BlockCommunity = {
+      const blockCommunityForm: BlockCommunity = {
         community_id: i.communityId,
         block: false,
         auth,
@@ -1249,11 +1230,6 @@ export class Settings extends Component<any, SettingsState> {
 
   handleSwitchTab(i: { ctx: Settings; tab: string }) {
     i.ctx.setState({ currentTab: i.tab });
-
-    if (i.ctx.state.currentTab == "blocks") {
-      i.ctx.setupBlockPersonChoices();
-      i.ctx.setupBlockCommunityChoices();
-    }
   }
 
   parseMessage(msg: any) {

src/shared/components/post/create-post.tsx

@@ -1,13 +1,10 @@
 import { Component } from "inferno";
+import { RouteComponentProps } from "inferno-router/dist/Route";
 import {
   GetCommunity,
   GetCommunityResponse,
   GetSiteResponse,
-  ListCommunities,
-  ListCommunitiesResponse,
-  ListingType,
   PostView,
-  SortType,
   UserOperation,
   wsJsonToRes,
   wsUserOp,
@@ -17,11 +14,15 @@ import { InitialFetchRequest, PostFormParams } from "shared/interfaces";
 import { i18n } from "../../i18next";
 import { UserService, WebSocketService } from "../../services";
 import {
+  Choice,
   enableDownvotes,
   enableNsfw,
-  fetchLimit,
+  getIdFromString,
+  getQueryParams,
+  getQueryString,
   isBrowser,
   myAuth,
+  QueryParams,
   setIsoData,
   toast,
   wsClient,
@@ -31,13 +32,26 @@ import { HtmlTags } from "../common/html-tags";
 import { Spinner } from "../common/icon";
 import { PostForm } from "./post-form";
 
-interface CreatePostState {
+export interface CreatePostProps {
-  listCommunitiesResponse?: ListCommunitiesResponse;
+  communityId?: number;
-  siteRes: GetSiteResponse;
-  loading: boolean;
 }
 
-export class CreatePost extends Component<any, CreatePostState> {
+function getCreatePostQueryParams() {
+  return getQueryParams<CreatePostProps>({
+    communityId: getIdFromString,
+  });
+}
+
+interface CreatePostState {
+  siteRes: GetSiteResponse;
+  loading: boolean;
+  selectedCommunityChoice?: Choice;
+}
+
+export class CreatePost extends Component<
+  RouteComponentProps<Record<string, never>>,
+  CreatePostState
+> {
   private isoData = setIsoData(this.context);
   private subscription?: Subscription;
   state: CreatePostState = {
@@ -45,10 +59,12 @@ export class CreatePost extends Component<any, CreatePostState> {
     loading: true,
   };
 
-  constructor(props: any, context: any) {
+  constructor(props: RouteComponentProps<Record<string, never>>, context: any) {
     super(props, context);
 
     this.handlePostCreate = this.handlePostCreate.bind(this);
+    this.handleSelectedCommunityChange =
+      this.handleSelectedCommunityChange.bind(this);
 
     this.parseMessage = this.parseMessage.bind(this);
     this.subscription = wsSubscribe(this.parseMessage);
@@ -59,45 +75,56 @@ export class CreatePost extends Component<any, CreatePostState> {
     }
 
     // Only fetch the data if coming from another route
-    if (this.isoData.path == this.context.router.route.match.url) {
+    if (this.isoData.path === this.context.router.route.match.url) {
+      const communityRes = this.isoData.routeData[0] as
+        | GetCommunityResponse
+        | undefined;
+
+      if (communityRes) {
+        const communityChoice: Choice = {
+          label: communityRes.community_view.community.name,
+          value: communityRes.community_view.community.id.toString(),
+        };
+
+        this.state = {
+          ...this.state,
+          selectedCommunityChoice: communityChoice,
+        };
+      }
+
       this.state = {
         ...this.state,
-        listCommunitiesResponse: this.isoData
-          .routeData[0] as ListCommunitiesResponse,
         loading: false,
       };
     } else {
-      this.refetch();
+      this.fetchCommunity();
     }
   }
 
-  refetch() {
+  fetchCommunity() {
-    let nameOrId = this.params.nameOrId;
+    const { communityId } = getCreatePostQueryParams();
-    let auth = myAuth(false);
+    const auth = myAuth(false);
-    if (nameOrId) {
+
-      if (typeof nameOrId === "string") {
+    if (communityId) {
-        let form: GetCommunity = {
+      const form: GetCommunity = {
-          name: nameOrId,
+        id: communityId,
-          auth,
-        };
-        WebSocketService.Instance.send(wsClient.getCommunity(form));
-      } else {
-        let form: GetCommunity = {
-          id: nameOrId,
         auth,
       };
+
       WebSocketService.Instance.send(wsClient.getCommunity(form));
     }
-    } else {
+  }
-      let listCommunitiesForm: ListCommunities = {
+
-        type_: ListingType.All,
+  componentDidMount(): void {
-        sort: SortType.TopAll,
+    const { communityId } = getCreatePostQueryParams();
-        limit: fetchLimit,
+
-        auth,
+    if (communityId?.toString() !== this.state.selectedCommunityChoice?.value) {
-      };
+      this.fetchCommunity();
-      WebSocketService.Instance.send(
+    } else if (!communityId) {
-        wsClient.listCommunities(listCommunitiesForm)
+      this.setState({
-      );
+        selectedCommunityChoice: undefined,
+        loading: false,
+      });
     }
   }
 
@@ -114,7 +141,12 @@ export class CreatePost extends Component<any, CreatePostState> {
   }
 
   render() {
-    let res = this.state.listCommunitiesResponse;
+    const { selectedCommunityChoice } = this.state;
+
+    const locationState = this.props.history.location.state as
+      | PostFormParams
+      | undefined;
+
     return (
       <div className="container-lg">
         <HtmlTags
@@ -126,96 +158,93 @@ export class CreatePost extends Component<any, CreatePostState> {
             <Spinner large />
           </h5>
         ) : (
-          res && (
           <div className="row">
             <div className="col-12 col-lg-6 offset-lg-3 mb-4">
               <h5>{i18n.t("create_post")}</h5>
               <PostForm
-                  communities={res.communities}
                 onCreate={this.handlePostCreate}
-                  params={this.params}
+                params={locationState}
                 enableDownvotes={enableDownvotes(this.state.siteRes)}
                 enableNsfw={enableNsfw(this.state.siteRes)}
                 allLanguages={this.state.siteRes.all_languages}
                 siteLanguages={this.state.siteRes.discussion_languages}
+                selectedCommunityChoice={selectedCommunityChoice}
+                onSelectCommunity={this.handleSelectedCommunityChange}
               />
             </div>
           </div>
-          )
         )}
       </div>
     );
   }
 
-  get params(): PostFormParams {
+  updateUrl({ communityId }: Partial<CreatePostProps>) {
-    let urlParams = new URLSearchParams(this.props.location.search);
+    const { communityId: urlCommunityId } = getCreatePostQueryParams();
-    let name = urlParams.get("community_name") ?? this.prevCommunityName;
-    let communityIdParam = urlParams.get("community_id");
-    let id = communityIdParam ? Number(communityIdParam) : this.prevCommunityId;
-    let nameOrId: string | number | undefined;
-    if (name) {
-      nameOrId = name;
-    } else if (id) {
-      nameOrId = id;
-    }
 
-    let params: PostFormParams = {
+    const queryParams: QueryParams<CreatePostProps> = {
-      name: urlParams.get("title") ?? undefined,
+      communityId: (communityId ?? urlCommunityId)?.toString(),
-      nameOrId,
-      body: urlParams.get("body") ?? undefined,
-      url: urlParams.get("url") ?? undefined,
     };
 
-    return params;
+    const locationState = this.props.history.location.state as
+      | PostFormParams
+      | undefined;
+
+    this.props.history.push(
+      `/create_post${getQueryString(queryParams)}`,
+      locationState
+    );
+
+    this.fetchCommunity();
   }
 
-  get prevCommunityName(): string | undefined {
+  handleSelectedCommunityChange(choice: Choice) {
-    if (this.props.match.params.name) {
+    this.updateUrl({
-      return this.props.match.params.name;
+      communityId: getIdFromString(choice?.value),
-    } else if (this.props.location.state) {
+    });
-      let lastLocation = this.props.location.state.prevPath;
-      if (lastLocation.includes("/c/")) {
-        return lastLocation.split("/c/").at(1);
-      }
-    }
-    return undefined;
-  }
-
-  get prevCommunityId(): number | undefined {
-    // TODO is this actually a number? Whats the real return type
-    let id = this.props.match.params.id;
-    return id ?? undefined;
   }
 
   handlePostCreate(post_view: PostView) {
-    this.props.history.push(`/post/${post_view.post.id}`);
+    this.props.history.replace(`/post/${post_view.post.id}`);
   }
 
-  static fetchInitialData(req: InitialFetchRequest): Promise<any>[] {
+  static fetchInitialData({
-    let listCommunitiesForm: ListCommunities = {
+    client,
-      type_: ListingType.All,
+    query: { communityId },
-      sort: SortType.TopAll,
+    auth,
-      limit: fetchLimit,
+  }: InitialFetchRequest<QueryParams<CreatePostProps>>): Promise<any>[] {
-      auth: req.auth,
+    const promises: Promise<any>[] = [];
+
+    if (communityId) {
+      const form: GetCommunity = {
+        auth,
+        id: getIdFromString(communityId),
       };
-    return [req.client.listCommunities(listCommunitiesForm)];
+
+      promises.push(client.getCommunity(form));
+    } else {
+      promises.push(Promise.resolve());
+    }
+
+    return promises;
   }
 
   parseMessage(msg: any) {
-    let op = wsUserOp(msg);
+    const op = wsUserOp(msg);
     console.log(msg);
     if (msg.error) {
       toast(i18n.t(msg.error), "danger");
       return;
-    } else if (op == UserOperation.ListCommunities) {
+    }
-      let data = wsJsonToRes<ListCommunitiesResponse>(msg);
+
-      this.setState({ listCommunitiesResponse: data, loading: false });
+    if (op === UserOperation.GetCommunity) {
-    } else if (op == UserOperation.GetCommunity) {
+      const {
-      let data = wsJsonToRes<GetCommunityResponse>(msg);
+        community_view: {
-      this.setState({
+          community: { name, id },
-        listCommunitiesResponse: {
-          communities: [data.community_view],
         },
+      } = wsJsonToRes<GetCommunityResponse>(msg);
+
+      this.setState({
+        selectedCommunityChoice: { label: name, value: id.toString() },
         loading: false,
       });
     }

src/shared/components/post/post-form.tsx

@@ -2,7 +2,6 @@ import autosize from "autosize";
 import { Component, linkEvent } from "inferno";
 import { Prompt } from "inferno-router";
 import {
-  CommunityView,
   CreatePost,
   EditPost,
   Language,
@@ -24,14 +23,13 @@ import { UserService, WebSocketService } from "../../services";
 import {
   archiveTodayUrl,
   capitalizeFirstLetter,
-  choicesConfig,
+  Choice,
-  communitySelectName,
   communityToChoice,
   debounce,
   fetchCommunities,
+  getIdFromString,
   getSiteMetadata,
   ghostArchiveUrl,
-  isBrowser,
   isImage,
   myAuth,
   myFirstDiscussionLanguageId,
@@ -50,26 +48,23 @@ import {
 import { Icon, Spinner } from "../common/icon";
 import { LanguageSelect } from "../common/language-select";
 import { MarkdownTextArea } from "../common/markdown-textarea";
+import { SearchableSelect } from "../common/searchable-select";
 import { PostListings } from "./post-listings";
 
-var Choices: any;
-if (isBrowser()) {
-  Choices = require("choices.js");
-}
-
 const MAX_POST_TITLE_LENGTH = 200;
 
 interface PostFormProps {
   post_view?: PostView; // If a post is given, that means this is an edit
   allLanguages: Language[];
   siteLanguages: number[];
-  communities?: CommunityView[];
   params?: PostFormParams;
   onCancel?(): any;
   onCreate?(post: PostView): any;
   onEdit?(post: PostView): any;
   enableNsfw?: boolean;
   enableDownvotes?: boolean;
+  selectedCommunityChoice?: Choice;
+  onSelectCommunity?: (choice: Choice) => void;
 }
 
 interface PostFormState {
@@ -88,32 +83,34 @@ interface PostFormState {
   loading: boolean;
   imageLoading: boolean;
   communitySearchLoading: boolean;
+  communitySearchOptions: Choice[];
   previewMode: boolean;
 }
 
 export class PostForm extends Component<PostFormProps, PostFormState> {
   private subscription?: Subscription;
-  private choices: any;
   state: PostFormState = {
     form: {},
     loading: false,
     imageLoading: false,
     communitySearchLoading: false,
     previewMode: false,
+    communitySearchOptions: [],
   };
 
-  constructor(props: any, context: any) {
+  constructor(props: PostFormProps, context: any) {
     super(props, context);
     this.fetchSimilarPosts = debounce(this.fetchSimilarPosts.bind(this));
     this.fetchPageTitle = debounce(this.fetchPageTitle.bind(this));
     this.handlePostBodyChange = this.handlePostBodyChange.bind(this);
     this.handleLanguageChange = this.handleLanguageChange.bind(this);
+    this.handleCommunitySelect = this.handleCommunitySelect.bind(this);
 
     this.parseMessage = this.parseMessage.bind(this);
     this.subscription = wsSubscribe(this.parseMessage);
 
     // Means its an edit
-    let pv = this.props.post_view;
+    const pv = this.props.post_view;
     if (pv) {
       this.state = {
         ...this.state,
@@ -128,15 +125,26 @@ export class PostForm extends Component<PostFormProps, PostFormState> {
       };
     }
 
-    let params = this.props.params;
+    const selectedCommunityChoice = this.props.selectedCommunityChoice;
+
+    if (selectedCommunityChoice) {
+      this.state = {
+        ...this.state,
+        form: {
+          ...this.state.form,
+          community_id: getIdFromString(selectedCommunityChoice.value),
+        },
+        communitySearchOptions: [selectedCommunityChoice],
+      };
+    }
+
+    const params = this.props.params;
     if (params) {
       this.state = {
         ...this.state,
         form: {
           ...this.state.form,
-          name: params.name,
+          ...params,
-          url: params.url,
-          body: params.body,
         },
       };
     }
@@ -144,8 +152,8 @@ export class PostForm extends Component<PostFormProps, PostFormState> {
 
   componentDidMount() {
     setupTippy();
-    this.setupCommunities();
+    const textarea: any = document.getElementById("post-title");
-    let textarea: any = document.getElementById("post-title");
+
     if (textarea) {
       autosize(textarea);
     }
@@ -168,6 +176,19 @@ export class PostForm extends Component<PostFormProps, PostFormState> {
     window.onbeforeunload = null;
   }
 
+  static getDerivedStateFromProps(
+    { selectedCommunityChoice }: PostFormProps,
+    { form, ...restState }: PostFormState
+  ) {
+    return {
+      ...restState,
+      form: {
+        ...form,
+        community_id: getIdFromString(selectedCommunityChoice?.value),
+      },
+    };
+  }
+
   render() {
     let firstLang =
       this.state.form.language_id ??
@@ -342,26 +363,23 @@ export class PostForm extends Component<PostFormProps, PostFormState> {
                 className="col-sm-2 col-form-label"
                 htmlFor="post-community"
               >
-                {this.state.communitySearchLoading ? (
+                {i18n.t("community")}
-                  <Spinner />
-                ) : (
-                  i18n.t("community")
-                )}
               </label>
               <div className="col-sm-10">
-                <select
+                <SearchableSelect
-                  className="form-control"
                   id="post-community"
                   value={this.state.form.community_id}
-                  onInput={linkEvent(this, this.handlePostCommunityChange)}
+                  options={[
-                >
+                    {
-                  <option>{i18n.t("select_a_community")}</option>
+                      label: i18n.t("select_a_community"),
-                  {this.props.communities?.map(cv => (
+                      value: "",
-                    <option key={cv.community.id} value={cv.community.id}>
+                      disabled: true,
-                      {communitySelectName(cv)}
+                    } as Choice,
-                    </option>
+                  ].concat(this.state.communitySearchOptions)}
-                  ))}
+                  loading={this.state.communitySearchLoading}
-                </select>
+                  onChange={this.handleCommunitySelect}
+                  onSearch={this.handleCommunitySearch}
+                />
               </div>
             </div>
           )}
@@ -609,67 +627,41 @@ export class PostForm extends Component<PostFormProps, PostFormState> {
       });
   }
 
-  setupCommunities() {
+  handleCommunitySearch = debounce(async (text: string) => {
-    // Set up select searching
+    const { selectedCommunityChoice } = this.props;
-    if (isBrowser()) {
-      let selectId: any = document.getElementById("post-community");
-      if (selectId) {
-        this.choices = new Choices(selectId, choicesConfig);
-        this.choices.passedElement.element.addEventListener(
-          "choice",
-          (e: any) => {
-            this.setState(
-              s => ((s.form.community_id = Number(e.detail.choice.value)), s)
-            );
-          },
-          false
-        );
-        this.choices.passedElement.element.addEventListener("search", () => {
     this.setState({ communitySearchLoading: true });
+
+    const newOptions: Choice[] = [];
+
+    if (selectedCommunityChoice) {
+      newOptions.push(selectedCommunityChoice);
+    }
+
+    if (text.length > 0) {
+      newOptions.push(
+        ...(await fetchCommunities(text)).communities.map(communityToChoice)
+      );
+
+      this.setState({
+        communitySearchOptions: newOptions,
       });
-        this.choices.passedElement.element.addEventListener(
-          "search",
-          debounce(async (e: any) => {
-            try {
-              let communities = (await fetchCommunities(e.detail.value))
-                .communities;
-              this.choices.setChoices(
-                communities.map(cv => communityToChoice(cv)),
-                "value",
-                "label",
-                true
-              );
-              this.setState({ communitySearchLoading: false });
-            } catch (err) {
-              console.log(err);
-            }
-          }),
-          false
-        );
-      }
     }
 
-    let pv = this.props.post_view;
+    this.setState({
-    this.setState(s => ((s.form.community_id = pv?.community.id), s));
+      communitySearchLoading: false,
+    });
+  });
 
-    let nameOrId = this.props.params?.nameOrId;
+  handleCommunitySelect(choice: Choice) {
-    if (nameOrId) {
+    if (this.props.onSelectCommunity) {
-      if (typeof nameOrId === "string") {
+      this.setState({
-        let name_ = nameOrId;
+        loading: true,
-        let foundCommunityId = this.props.communities?.find(
+      });
-          r => r.community.name == name_
-        )?.community.id;
-        this.setState(s => ((s.form.community_id = foundCommunityId), s));
-      } else {
-        let id = nameOrId;
-        this.setState(s => ((s.form.community_id = id), s));
-      }
-    }
 
-    if (isBrowser() && this.state.form.community_id) {
+      this.props.onSelectCommunity(choice);
-      this.choices.setChoiceByValue(this.state.form.community_id.toString());
+
+      this.setState({ loading: false });
     }
-    this.setState(this.state);
   }
 
   parseMessage(msg: any) {

src/shared/components/post/post-listing.tsx

@@ -25,7 +25,7 @@ import {
 } from "lemmy-js-client";
 import { externalHost } from "../../env";
 import { i18n } from "../../i18next";
-import { BanType, PurgeType } from "../../interfaces";
+import { BanType, PostFormParams, PurgeType } from "../../interfaces";
 import { UserService, WebSocketService } from "../../services";
 import {
   amAdmin,
@@ -147,7 +147,8 @@ export class PostListing extends Component<PostListingProps, PostListingState> {
   }
 
   render() {
-    let post = this.props.post_view.post;
+    const post = this.props.post_view.post;
+
     return (
       <div className="post-listing">
         {!this.state.showEdit ? (
@@ -734,7 +735,14 @@ export class PostListing extends Component<PostListingProps, PostListingState> {
     return (
       <Link
         className="btn btn-link btn-animate text-muted py-0"
-        to={`/create_post${this.crossPostParams}`}
+        to={{
+          /* Empty string properties are required to satisfy type*/
+          pathname: "/create_post",
+          state: { ...this.crossPostParams },
+          hash: "",
+          key: "",
+          search: "",
+        }}
         title={i18n.t("cross_post")}
       >
         <Icon icon="copy" inline />
@@ -1461,18 +1469,22 @@ export class PostListing extends Component<PostListingProps, PostListingState> {
     }
   }
 
-  get crossPostParams(): string {
+  get crossPostParams(): PostFormParams {
-    let post = this.props.post_view.post;
+    const queryParams: PostFormParams = {};
-    let params = `?title=${encodeURIComponent(post.name)}`;
+    const { name, url } = this.props.post_view.post;
 
-    if (post.url) {
+    queryParams.name = name;
-      params += `&url=${encodeURIComponent(post.url)}`;
+
+    if (url) {
+      queryParams.url = url;
     }
-    let crossPostBody = this.crossPostBody();
+
+    const crossPostBody = this.crossPostBody();
     if (crossPostBody) {
-      params += `&body=${encodeURIComponent(crossPostBody)}`;
+      queryParams.body = crossPostBody;
     }
-    return params;
+
+    return queryParams;
   }
 
   crossPostBody(): string | undefined {

src/shared/interfaces.ts

@@ -1,4 +1,5 @@
 import { GetSiteResponse, LemmyHttp } from "lemmy-js-client";
+import type { ParsedQs } from "qs";
 
 /**
  * This contains serialized data, it needs to be deserialized before use.
@@ -20,17 +21,18 @@ declare global {
   }
 }
 
-export interface InitialFetchRequest {
+export interface InitialFetchRequest<T extends ParsedQs = ParsedQs> {
   auth?: string;
   client: LemmyHttp;
   path: string;
+  query: T;
+  site: GetSiteResponse;
 }
 
 export interface PostFormParams {
   name?: string;
   url?: string;
   body?: string;
-  nameOrId?: string | number;
 }
 
 export enum CommentViewType {
@@ -49,10 +51,10 @@ export enum BanType {
 }
 
 export enum PersonDetailsView {
-  Overview,
+  Overview = "Overview",
-  Comments,
+  Comments = "Comments",
-  Posts,
+  Posts = "Posts",
-  Saved,
+  Saved = "Saved",
 }
 
 export enum PurgeType {

src/shared/routes.ts

@@ -1,4 +1,3 @@
-import { Inferno } from "inferno";
 import { IRouteProps } from "inferno-router/dist/Route";
 import { Communities } from "./components/community/communities";
 import { Community } from "./components/community/community";
@@ -26,21 +25,15 @@ import { InitialFetchRequest } from "./interfaces";
 
 interface IRoutePropsWithFetch extends IRouteProps {
   // TODO Make sure this one is good.
-  component: Inferno.ComponentClass;
   fetchInitialData?(req: InitialFetchRequest): Promise<any>[];
 }
 
 export const routes: IRoutePropsWithFetch[] = [
   {
     path: `/`,
+    component: Home,
+    fetchInitialData: Home.fetchInitialData,
     exact: true,
-    component: Home,
-    fetchInitialData: req => Home.fetchInitialData(req),
-  },
-  {
-    path: `/home/data_type/:data_type/listing_type/:listing_type/sort/:sort/page/:page`,
-    component: Home,
-    fetchInitialData: req => Home.fetchInitialData(req),
   },
   {
     path: `/login`,
@@ -53,101 +46,81 @@ export const routes: IRoutePropsWithFetch[] = [
   {
     path: `/create_post`,
     component: CreatePost,
-    fetchInitialData: req => CreatePost.fetchInitialData(req),
+    fetchInitialData: CreatePost.fetchInitialData,
   },
   {
     path: `/create_community`,
     component: CreateCommunity,
   },
   {
-    path: `/create_private_message/recipient/:recipient_id`,
+    path: `/create_private_message/:recipient_id`,
     component: CreatePrivateMessage,
-    fetchInitialData: req => CreatePrivateMessage.fetchInitialData(req),
+    fetchInitialData: CreatePrivateMessage.fetchInitialData,
-  },
-  {
-    path: `/communities/listing_type/:listing_type/page/:page`,
-    component: Communities,
-    fetchInitialData: req => Communities.fetchInitialData(req),
   },
   {
     path: `/communities`,
     component: Communities,
-    fetchInitialData: req => Communities.fetchInitialData(req),
+    fetchInitialData: Communities.fetchInitialData,
   },
   {
     path: `/post/:post_id`,
     component: Post,
-    fetchInitialData: req => Post.fetchInitialData(req),
+    fetchInitialData: Post.fetchInitialData,
   },
   {
     path: `/comment/:comment_id`,
     component: Post,
-    fetchInitialData: req => Post.fetchInitialData(req),
+    fetchInitialData: Post.fetchInitialData,
-  },
-  {
-    path: `/c/:name/data_type/:data_type/sort/:sort/page/:page`,
-    component: Community,
-    fetchInitialData: req => Community.fetchInitialData(req),
   },
   {
     path: `/c/:name`,
     component: Community,
-    fetchInitialData: req => Community.fetchInitialData(req),
+    fetchInitialData: Community.fetchInitialData,
-  },
-  {
-    path: `/u/:username/view/:view/sort/:sort/page/:page`,
-    component: Profile,
-    fetchInitialData: req => Profile.fetchInitialData(req),
   },
   {
     path: `/u/:username`,
     component: Profile,
-    fetchInitialData: req => Profile.fetchInitialData(req),
+    fetchInitialData: Profile.fetchInitialData,
   },
   {
     path: `/inbox`,
     component: Inbox,
-    fetchInitialData: req => Inbox.fetchInitialData(req),
+    fetchInitialData: Inbox.fetchInitialData,
   },
   {
     path: `/settings`,
     component: Settings,
   },
-  {
-    path: `/modlog/community/:community_id`,
-    component: Modlog,
-    fetchInitialData: req => Modlog.fetchInitialData(req),
-  },
   {
     path: `/modlog`,
     component: Modlog,
-    fetchInitialData: req => Modlog.fetchInitialData(req),
+    fetchInitialData: Modlog.fetchInitialData,
+  },
+  {
+    path: `/modlog/:communityId`,
+    component: Modlog,
+    fetchInitialData: Modlog.fetchInitialData,
   },
   { path: `/setup`, component: Setup },
   {
     path: `/admin`,
     component: AdminSettings,
-    fetchInitialData: req => AdminSettings.fetchInitialData(req),
+    fetchInitialData: AdminSettings.fetchInitialData,
   },
   {
     path: `/reports`,
     component: Reports,
-    fetchInitialData: req => Reports.fetchInitialData(req),
+    fetchInitialData: Reports.fetchInitialData,
   },
   {
     path: `/registration_applications`,
     component: RegistrationApplications,
-    fetchInitialData: req => RegistrationApplications.fetchInitialData(req),
+    fetchInitialData: RegistrationApplications.fetchInitialData,
-  },
-  {
-    path: `/search/q/:q/type/:type/sort/:sort/listing_type/:listing_type/community_id/:community_id/creator_id/:creator_id/page/:page`,
-    component: Search,
-    fetchInitialData: req => Search.fetchInitialData(req),
   },
   {
     path: `/search`,
     component: Search,
-    fetchInitialData: req => Search.fetchInitialData(req),
+    fetchInitialData: Search.fetchInitialData,
   },
   {
     path: `/password_change/:token`,

src/shared/utils.ts

@@ -82,6 +82,8 @@ export const concurrentImageUpload = 4;
 
 export const relTags = "noopener nofollow";
 
+export const emDash = "\u2014";
+
 export type ThemeColor =
   | "primary"
   | "secondary"
@@ -118,6 +120,14 @@ function getRandomCharFromAlphabet(alphabet: string): string {
   return alphabet.charAt(Math.floor(Math.random() * alphabet.length));
 }
 
+export function getIdFromString(id?: string): number | undefined {
+  return id && id !== "0" && !Number.isNaN(Number(id)) ? Number(id) : undefined;
+}
+
+export function getPageFromString(page?: string): number {
+  return page && !Number.isNaN(Number(page)) ? Number(page) : 1;
+}
+
 export function randomStr(
   idDesiredLength = 20,
   alphabet = DEFAULT_ALPHABET
@@ -332,8 +342,11 @@ export function capitalizeFirstLetter(str: string): string {
   return str.charAt(0).toUpperCase() + str.slice(1);
 }
 
-export function routeSortTypeToEnum(sort: string): SortType {
+export function routeSortTypeToEnum(
-  return SortType[sort];
+  sort: string,
+  defaultValue: SortType
+): SortType {
+  return SortType[sort] ?? defaultValue;
 }
 
 export function listingTypeFromNum(type_: number): ListingType {
@@ -344,16 +357,25 @@ export function sortTypeFromNum(type_: number): SortType {
   return Object.values(SortType)[type_];
 }
 
-export function routeListingTypeToEnum(type: string): ListingType {
+export function routeListingTypeToEnum(
-  return ListingType[type];
+  type: string,
+  defaultValue: ListingType
+): ListingType {
+  return ListingType[type] ?? defaultValue;
 }
 
-export function routeDataTypeToEnum(type: string): DataType {
+export function routeDataTypeToEnum(
-  return DataType[capitalizeFirstLetter(type)];
+  type: string,
+  defaultValue: DataType
+): DataType {
+  return DataType[type] ?? defaultValue;
 }
 
-export function routeSearchTypeToEnum(type: string): SearchType {
+export function routeSearchTypeToEnum(
-  return SearchType[type];
+  type: string,
+  defaultValue: SearchType
+): SearchType {
+  return SearchType[type] ?? defaultValue;
 }
 
 export async function getSiteMetadata(url: string) {
@@ -362,26 +384,34 @@ export async function getSiteMetadata(url: string) {
   return client.getSiteMetadata(form);
 }
 
-export function debounce(func: any, wait = 1000, immediate = false) {
+export function getDataTypeString(dt: DataType) {
+  return dt === DataType.Post ? "Post" : "Comment";
+}
+
+export function debounce<T extends any[], R>(
+  func: (...e: T) => R,
+  wait = 1000,
+  immediate = false
+) {
   // 'private' variable for instance
   // The returned function will be able to reference this due to closure.
   // Each call to the returned function will share this common timer.
-  let timeout: any;
+  let timeout: NodeJS.Timeout | null;
 
   // Calling debounce returns a new anonymous function
   return function () {
     // reference the context and args for the setTimeout function
-    var args = arguments;
+    const args = arguments;
 
     // Should the function be called now? If immediate is true
     //   and not already in a timeout then the answer is: Yes
-    var callNow = immediate && !timeout;
+    const callNow = immediate && !timeout;
 
-    // This is the basic debounce behaviour where you can call this
+    // This is the basic debounce behavior where you can call this
     //   function several times, but it will only execute once
     //   [before or after imposing a delay].
     //   Each time the returned function is called, the timer starts over.
-    clearTimeout(timeout);
+    clearTimeout(timeout ?? undefined);
 
     // Set the new timeout
     timeout = setTimeout(function () {
@@ -400,7 +430,7 @@ export function debounce(func: any, wait = 1000, immediate = false) {
 
     // Immediate mode and no wait timer? Execute the function..
     if (callNow) func.apply(this, args);
-  };
+  } as (...e: T) => R;
 }
 
 export function getLanguages(
@@ -903,47 +933,6 @@ async function communitySearch(text: string): Promise<CommunityTribute[]> {
   return communities;
 }
 
-export function getListingTypeFromProps(
-  props: any,
-  defaultListingType: ListingType,
-  myUserInfo = UserService.Instance.myUserInfo
-): ListingType {
-  let myLt = myUserInfo?.local_user_view.local_user.default_listing_type;
-  return props.match.params.listing_type
-    ? routeListingTypeToEnum(props.match.params.listing_type)
-    : myLt
-    ? Object.values(ListingType)[myLt]
-    : defaultListingType;
-}
-
-export function getListingTypeFromPropsNoDefault(props: any): ListingType {
-  return props.match.params.listing_type
-    ? routeListingTypeToEnum(props.match.params.listing_type)
-    : ListingType.Local;
-}
-
-export function getDataTypeFromProps(props: any): DataType {
-  return props.match.params.data_type
-    ? routeDataTypeToEnum(props.match.params.data_type)
-    : DataType.Post;
-}
-
-export function getSortTypeFromProps(
-  props: any,
-  myUserInfo = UserService.Instance.myUserInfo
-): SortType {
-  let mySortType = myUserInfo?.local_user_view.local_user.default_sort_type;
-  return props.match.params.sort
-    ? routeSortTypeToEnum(props.match.params.sort)
-    : mySortType
-    ? Object.values(SortType)[mySortType]
-    : SortType.Active;
-}
-
-export function getPageFromProps(props: any): number {
-  return props.match.params.page ? Number(props.match.params.page) : 1;
-}
-
 export function getRecipientIdFromProps(props: any): number {
   return props.match.params.recipient_id
     ? Number(props.match.params.recipient_id)
@@ -960,10 +949,6 @@ export function getCommentIdFromProps(props: any): number | undefined {
   return id ? Number(id) : undefined;
 }
 
-export function getUsernameFromProps(props: any): string {
-  return props.match.params.username;
-}
-
 export function editCommentRes(data: CommentView, comments?: CommentView[]) {
   let found = comments?.find(c => c.comment.id == data.comment.id);
   if (found) {
@@ -1378,25 +1363,30 @@ export function showLocal(isoData: IsoData): boolean {
   return linked ? linked.length > 0 : false;
 }
 
-export interface ChoicesValue {
+export interface Choice {
   value: string;
   label: string;
+  disabled?: boolean;
 }
 
-export function communityToChoice(cv: CommunityView): ChoicesValue {
+export function getUpdatedSearchId(id?: number | null, urlId?: number | null) {
-  let choice: ChoicesValue = {
+  return id === null
+    ? undefined
+    : ((id ?? urlId) === 0 ? undefined : id ?? urlId)?.toString();
+}
+
+export function communityToChoice(cv: CommunityView): Choice {
+  return {
     value: cv.community.id.toString(),
     label: communitySelectName(cv),
   };
-  return choice;
 }
 
-export function personToChoice(pvs: PersonViewSafe): ChoicesValue {
+export function personToChoice(pvs: PersonViewSafe): Choice {
-  let choice: ChoicesValue = {
+  return {
     value: pvs.person.id.toString(),
     label: personSelectName(pvs),
   };
-  return choice;
 }
 
 export async function fetchCommunities(q: string) {
@@ -1427,49 +1417,17 @@ export async function fetchUsers(q: string) {
   return client.search(form);
 }
 
-export const choicesConfig = {
-  shouldSort: false,
-  searchResultLimit: fetchLimit,
-  classNames: {
-    containerOuter: "choices custom-select px-0",
-    containerInner:
-      "choices__inner bg-secondary border-0 py-0 modlog-choices-font-size",
-    input: "form-control",
-    inputCloned: "choices__input--cloned",
-    list: "choices__list",
-    listItems: "choices__list--multiple",
-    listSingle: "choices__list--single py-0",
-    listDropdown: "choices__list--dropdown",
-    item: "choices__item bg-secondary",
-    itemSelectable: "choices__item--selectable",
-    itemDisabled: "choices__item--disabled",
-    itemChoice: "choices__item--choice",
-    placeholder: "choices__placeholder",
-    group: "choices__group",
-    groupHeading: "choices__heading",
-    button: "choices__button",
-    activeState: "is-active",
-    focusState: "is-focused",
-    openState: "is-open",
-    disabledState: "is-disabled",
-    highlightedState: "text-info",
-    selectedState: "text-info",
-    flippedState: "is-flipped",
-    loadingState: "is-loading",
-    noResults: "has-no-results",
-    noChoices: "has-no-choices",
-  },
-};
-
 export function communitySelectName(cv: CommunityView): string {
   return cv.community.local
     ? cv.community.title
     : `${hostname(cv.community.actor_id)}/${cv.community.title}`;
 }
 
-export function personSelectName(pvs: PersonViewSafe): string {
+export function personSelectName({
-  let pName = pvs.person.display_name ?? pvs.person.name;
+  person: { display_name, name, local, actor_id },
-  return pvs.person.local ? pName : `${hostname(pvs.person.actor_id)}/${pName}`;
+}: PersonViewSafe): string {
+  const pName = display_name ?? name;
+  return local ? pName : `${hostname(actor_id)}/${pName}`;
 }
 
 export function initializeSite(site: GetSiteResponse) {
@@ -1505,12 +1463,6 @@ export function isBanned(ps: PersonSafe): boolean {
   }
 }
 
-export function pushNotNull(array: any[], new_item?: any) {
-  if (new_item) {
-    array.push(...new_item);
-  }
-}
-
 export function myAuth(throwErr = true): string | undefined {
   return UserService.Instance.auth(throwErr);
 }
@@ -1524,13 +1476,16 @@ export function enableNsfw(siteRes: GetSiteResponse): boolean {
 }
 
 export function postToCommentSortType(sort: SortType): CommentSortType {
-  if ([SortType.Active, SortType.Hot].includes(sort)) {
+  switch (sort) {
+    case SortType.Active:
+    case SortType.Hot:
       return CommentSortType.Hot;
-  } else if ([SortType.New, SortType.NewComments].includes(sort)) {
+    case SortType.New:
+    case SortType.NewComments:
       return CommentSortType.New;
-  } else if (sort == SortType.Old) {
+    case SortType.Old:
       return CommentSortType.Old;
-  } else {
+    default:
       return CommentSortType.Top;
   }
 }
@@ -1553,7 +1508,8 @@ export function canCreateCommunity(
   siteRes: GetSiteResponse,
   myUserInfo = UserService.Instance.myUserInfo
 ): boolean {
-  let adminOnly = siteRes.site_view.local_site.community_creation_admin_only;
+  const adminOnly = siteRes.site_view.local_site.community_creation_admin_only;
+  // TODO: Make this check if user is logged on as well
   return !adminOnly || amAdmin(myUserInfo);
 }
 
@@ -1651,3 +1607,36 @@ const groupBy = <T>(
     (acc[predicate(value, index, array)] ||= []).push(value);
     return acc;
   }, {} as { [key: string]: T[] });
+
+export type QueryParams<T extends Record<string, any>> = {
+  [key in keyof T]?: string;
+};
+
+export function getQueryParams<T extends Record<string, any>>(processors: {
+  [K in keyof T]: (param: string) => T[K];
+}): T {
+  if (isBrowser()) {
+    const searchParams = new URLSearchParams(window.location.search);
+
+    return Array.from(Object.entries(processors)).reduce(
+      (acc, [key, process]) => ({
+        ...acc,
+        [key]: process(searchParams.get(key)),
+      }),
+      {} as T
+    );
+  }
+
+  return {} as T;
+}
+
+export function getQueryString<T extends Record<string, string | undefined>>(
+  obj: T
+) {
+  return Object.entries(obj)
+    .filter(([, val]) => val !== undefined && val !== null)
+    .reduce(
+      (acc, [key, val], index) => `${acc}${index > 0 ? "&" : ""}${key}=${val}`,
+      "?"
+    );
+}

yarn.lock

@@ -1115,7 +1115,7 @@
   dependencies:
     regenerator-runtime "^0.13.11"
 
-"@babel/runtime@^7.7.6", "@babel/runtime@^7.8.4", "@babel/runtime@^7.9.2":
+"@babel/runtime@^7.7.6", "@babel/runtime@^7.8.4":
   version "7.19.0"
   resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.19.0.tgz#22b11c037b094d27a8a2504ea4dcff00f50e2259"
   integrity sha512-eR8Lo9hnDS7tqkO7NsV+mKvCmv5boaXFSZ70DnfhcgiEne8hv9oCEd36Klw74EtizEqLsy4YnW8UWwpBVolHZA==
@@ -1534,14 +1534,6 @@
   resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-5.1.2.tgz#07508b45797cb81ec3f273011b054cd0755eddca"
   integrity sha512-K0VQKziLUWkVKiRVrx4a40iPaxTUefQmjtkQofBkYRcoaaL/8rhwDWww9qWbrgicNOgnpIsMxyNIUM4+n6dUIA==
 
-"@types/node-fetch@^2.6.2":
-  version "2.6.2"
-  resolved "https://registry.yarnpkg.com/@types/node-fetch/-/node-fetch-2.6.2.tgz#d1a9c5fd049d9415dce61571557104dec3ec81da"
-  integrity sha512-DHqhlq5jeESLy19TYhLakJ07kNumXWjcDdxXsLUMJZ6ue8VZJj4kLPQVE/2mdHh3xZziNF1xppu5lwmS53HR+A==
-  dependencies:
-    "@types/node" "*"
-    form-data "^3.0.0"
-
 "@types/node@*":
   version "18.7.23"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-18.7.23.tgz#75c580983846181ebe5f4abc40fe9dfb2d65665f"
@@ -2530,15 +2522,6 @@ check-password-strength@^2.0.7:
   resolved "https://registry.yarnpkg.com/check-password-strength/-/check-password-strength-2.0.7.tgz#d8fd6c1a274267c7ddd9cd15c71a3cfb6ad35baa"
   integrity sha512-VyklBkB6dOKnCIh63zdVr7QKVMN9/npwUqNAXxWrz8HabVZH/n/d+lyNm1O/vbXFJlT/Hytb5ouYKYGkoeZirQ==
 
-choices.js@^10.2.0:
-  version "10.2.0"
-  resolved "https://registry.yarnpkg.com/choices.js/-/choices.js-10.2.0.tgz#3fe915a12b469a87b9552cd7158e413c8f65ab4f"
-  integrity sha512-8PKy6wq7BMjNwDTZwr3+Zry6G2+opJaAJDDA/j3yxvqSCnvkKe7ZIFfIyOhoc7htIWFhsfzF9tJpGUATcpUtPg==
-  dependencies:
-    deepmerge "^4.2.2"
-    fuse.js "^6.6.2"
-    redux "^4.2.0"
-
 "chokidar@>=3.0.0 <4.0.0", chokidar@^3.5.3:
   version "3.5.3"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-3.5.3.tgz#1cf37c8707b932bd1af1ae22c0432e2acd1903bd"
@@ -3980,15 +3963,6 @@ forever-agent@~0.6.1:
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
   integrity sha512-j0KLYPhm6zeac4lz3oJ3o65qvgQCcPubiyotZrXqEaG4hNagNYO8qdlUrX5vwqv9ohqeT/Z3j6+yW067yWWdUw==
 
-form-data@^3.0.0:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/form-data/-/form-data-3.0.1.tgz#ebd53791b78356a99af9a300d4282c4d5eb9755f"
-  integrity sha512-RHkBKtLWUVwd7SqRIvCZMEvAMoGUp0XU+seQiZejj0COz3RI3hWP4sCv3gZWWLjJTd7rGwcsF5eKZGii0r/hbg==
-  dependencies:
-    asynckit "^0.4.0"
-    combined-stream "^1.0.8"
-    mime-types "^2.1.12"
-
 form-data@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/form-data/-/form-data-4.0.0.tgz#93919daeaf361ee529584b9b31664dc12c9fa452"
@@ -4104,11 +4078,6 @@ functions-have-names@^1.2.2:
   resolved "https://registry.yarnpkg.com/functions-have-names/-/functions-have-names-1.2.3.tgz#0404fe4ee2ba2f607f0e0ec3c80bae994133b834"
   integrity sha512-xckBUXyTIqT97tq2x2AMb+g163b5JFysYk0x4qxNFwbfQkmNZoiRHb6sPzI9/QV33WeuvVYBUIiD4NzNIyqaRQ==
 
-fuse.js@^6.6.2:
-  version "6.6.2"
-  resolved "https://registry.yarnpkg.com/fuse.js/-/fuse.js-6.6.2.tgz#fe463fed4b98c0226ac3da2856a415576dc9a111"
-  integrity sha512-cJaJkxCCxC8qIIcPBF9yGxY0W/tVZS3uEISDxhYIdtk8OL93pe+6Zj7LjCqVV4dzbqcriOZ+kQ/NE4RXZHsIGA==
-
 gauge@~2.7.3:
   version "2.7.4"
   resolved "https://registry.yarnpkg.com/gauge/-/gauge-2.7.4.tgz#2c03405c7538c39d7eb37b317022e325fb018bf7"
@@ -6089,7 +6058,7 @@ node-fetch-npm@^2.0.2:
     json-parse-better-errors "^1.0.0"
     safe-buffer "^5.1.1"
 
-node-fetch@2.6.7, node-fetch@^2.6.1:
+node-fetch@2.6.7:
   version "2.6.7"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.7.tgz#24de9fba827e3b4ae44dc8b20256a379160052ad"
   integrity sha512-ZjMPFEfVx5j+y2yF35Kzx5sF7kDzxuDj6ziH4FFbOp87zKDZNx8yExJIb05OGF4Nlt9IHFIMBkRl41VdvcNdbQ==
@@ -7386,13 +7355,6 @@ rechoir@^0.8.0:
   dependencies:
     resolve "^1.20.0"
 
-redux@^4.2.0:
-  version "4.2.1"
-  resolved "https://registry.yarnpkg.com/redux/-/redux-4.2.1.tgz#c08f4306826c49b5e9dc901dee0452ea8fce6197"
-  integrity sha512-LAUYz4lc+Do8/g7aeRa8JkyDErK6ekstQaqWQrNRW//MY1TvCEpMtpTWvlQ+FPbWCx+Xixu/6SHt5N0HR+SB4w==
-  dependencies:
-    "@babel/runtime" "^7.9.2"
-
 regenerate-unicode-properties@^10.1.0:
   version "10.1.0"
   resolved "https://registry.yarnpkg.com/regenerate-unicode-properties/-/regenerate-unicode-properties-10.1.0.tgz#7c3192cab6dd24e21cb4461e5ddd7dd24fa8374c"