UnexpectedError: restart the app instead of reload

- remove unused prop openFullScreenToot from
  TimelinePanel and TrendTimelinePanel

src/UnexpectedError.tsx

@@ -49,11 +49,13 @@ const UnexpectedError: Component<{ error?: any }> = (props) => {
       <h1>Oh, it is our fault.</h1>
       <p>There is an unexpected error in our app, and it's not your fault.</p>
       <p>
-        You can reload to see if this guy is gone. If you meet this guy
+        You can restart the app to see if this guy is gone. If you meet this guy
         repeatly, please report to us.
       </p>
       <div>
-        <Button onClick={() => window.location.reload()}>Reload</Button>
+        <Button onClick={() => (window.location.replace("/"))}>
+          Restart App
+        </Button>
       </div>
       <details>
         <summary>

src/platform/StackedRouter.css

@@ -3,6 +3,8 @@
   display: contents;
   max-width: 100vw;
   max-width: 100dvw;
+
+  contain: layout;
 }
 
 dialog.StackedPage {

src/platform/StackedRouter.tsx

@@ -2,7 +2,6 @@ import { StaticRouter, type RouterProps } from "@solidjs/router";
 import {
   Component,
   createContext,
-  createEffect,
   createRenderEffect,
   createUniqueId,
   Index,
@@ -34,8 +33,33 @@ export type NewFrameOptions<T> = (T extends undefined
       state?: T;
     }
   : { state: T }) & {
+  /**
+   * The new frame should replace the current frame.
+   */
   replace?: boolean;
+  /**
+   * The animatedOpen phase of the life cycle.
+   *
+   * You can use this hook to animate the opening
+   * of the frame. In this phase, the frame content is created
+   * and is mounted to the document.
+   *
+   * You must return an {@link Animation}. This function must be
+   * without side effects. This phase is ended after the {@link Animation}
+   * finished.
+   */
   animateOpen?: StackFrame["animateOpen"];
+  /**
+   * The animatedClose phase of the life cycle.
+   *
+   * You can use this hook to animate the closing of the frame.
+   * In this phase, the frame content is still mounted in the
+   * document and will be unmounted after this phase.
+   *
+   * You must return an {@link Animation}. This function must be
+   * without side effects. This phase is ended after the
+   * {@link Animation} finished.
+   */
   animateClose?: StackFrame["animateClose"];
 };
 
@@ -53,6 +77,10 @@ export type Navigator<PushGuide = Record<string, any>> = {
 
 const NavigatorContext = /* @__PURE__ */ createContext<Navigator>();
 
+export function useMaybeNavigator() {
+  return useContext(NavigatorContext);
+}
+
 /**
  * Get the navigator of the {@link StackedRouter}.
  *
@@ -63,7 +91,7 @@ const NavigatorContext = /* @__PURE__ */ createContext<Navigator>();
  * navigator to the type you need.
  */
 export function useNavigator() {
-  const navigator = useContext(NavigatorContext);
+  const navigator = useMaybeNavigator();
 
   if (!navigator) {
     throw new TypeError("not in available scope of StackedRouter");
@@ -80,8 +108,12 @@ export type CurrentFrame = {
 const CurrentFrameContext =
   /* @__PURE__ */ createContext<Accessor<Readonly<CurrentFrame>>>();
 
+export function useMaybeCurrentFrame() {
+  return useContext(CurrentFrameContext);
+}
+
 export function useCurrentFrame() {
-  const frame = useContext(CurrentFrameContext);
+  const frame = useMaybeCurrentFrame();
 
   if (!frame) {
     throw new TypeError("not in available scope of StackedRouter");
@@ -90,6 +122,28 @@ export function useCurrentFrame() {
   return frame;
 }
 
+/**
+ * Return an accessor of is current frame is suspended.
+ *
+ * A suspended frame is the one not on the top. "Suspended"
+ * is the description of a certain situtation, not in the life cycle
+ * of a frame.
+ */
+export function useMaybeIsFrameSuspended() {
+  const { frames } = useMaybeNavigator() || {};
+
+  if (typeof frames === "undefined") {
+    return () => false;
+  }
+
+  const thisFrame = useCurrentFrame();
+
+  return () => {
+    const idx = thisFrame().index;
+    return frames.length - 1 > idx;
+  };
+}
+
 function onDialogClick(
   onClose: () => void,
   event: MouseEvent & { currentTarget: HTMLDialogElement },
@@ -189,10 +243,10 @@ const StackedRouter: Component<StackedRouterProps> = (oprops) => {
         )! as HTMLDialogElement;
         const createAnimation = lastFrame.animateClose ?? animateClose;
         requestAnimationFrame(() => {
-          element.classList.add("animating")
+          element.classList.add("animating");
           const animation = createAnimation(element);
           animation.addEventListener("finish", () => {
-            element.classList.remove("animating")
+            element.classList.remove("animating");
             onlyPopFrame(depth);
           });
         });

src/timelines/Home.tsx

@@ -3,11 +3,9 @@ import {
   Show,
   onMount,
   type ParentComponent,
-  children,
-  Suspense,
+  createRenderEffect,
 } from "solid-js";
 import { useDocumentTitle } from "../utils";
-import { type mastodon } from "masto";
 import Scaffold from "../material/Scaffold";
 import {
   AppBar,
@@ -23,17 +21,11 @@ import ProfileMenuButton from "./ProfileMenuButton";
 import Tabs from "../material/Tabs";
 import Tab from "../material/Tab";
 import { makeEventListener } from "@solid-primitives/event-listener";
-import BottomSheet, {
-  HERO as BOTTOM_SHEET_HERO,
-} from "../material/BottomSheet";
 import { $settings } from "../settings/stores";
 import { useStore } from "@nanostores/solid";
-import { HeroSourceProvider, type HeroSource } from "../platform/anim";
-import { setCache as setTootBottomSheetCache } from "./TootBottomSheet";
 import TrendTimelinePanel from "./TrendTimelinePanel";
 import TimelinePanel from "./TimelinePanel";
 import { useSessions } from "../masto/clients";
-import { useNavigator } from "../platform/StackedRouter";
 
 const Home: ParentComponent = (props) => {
   let panelList: HTMLDivElement;
@@ -43,29 +35,17 @@ const Home: ParentComponent = (props) => {
   const settings$ = useStore($settings);
 
   const profiles = useSessions();
-  const profile = () => {
-    const all = profiles();
-    if (all.length > 0) {
-      return all[0].account.inf;
-    }
-  };
   const client = () => {
     const all = profiles();
     return all?.[0]?.client;
   };
-  const {pop, push} = useNavigator();
 
-  const [heroSrc, setHeroSrc] = createSignal<HeroSource>({});
-  const [panelOffset, setPanelOffset] = createSignal(0);
   const prefetching = () => !settings$().prefetchTootsDisabled;
-  const [currentFocusOn, setCurrentFocusOn] = createSignal<HTMLElement[]>([]);
   const [focusRange, setFocusRange] = createSignal([0, 0] as readonly [
     number,
     number,
   ]);
 
-  const child = children(() => props.children);
-
   let scrollEventLockReleased = true;
 
   const recalculateTabIndicator = () => {
@@ -102,17 +82,17 @@ const Home: ParentComponent = (props) => {
     }
   };
 
+  const requestRecalculateTabIndicator = () => {
+    if (scrollEventLockReleased) {
+      requestAnimationFrame(recalculateTabIndicator);
+    }
+  };
+
+  createRenderEffect(() => {
+    makeEventListener(window, "resize", requestRecalculateTabIndicator);
+  });
+
   onMount(() => {
-    makeEventListener(panelList, "scroll", () => {
-      if (scrollEventLockReleased) {
-        requestAnimationFrame(recalculateTabIndicator);
-      }
-    });
-    makeEventListener(window, "resize", () => {
-      if (scrollEventLockReleased) {
-        requestAnimationFrame(recalculateTabIndicator);
-      }
-    });
     requestAnimationFrame(recalculateTabIndicator);
   });
 
@@ -135,30 +115,6 @@ const Home: ParentComponent = (props) => {
     }
   };
 
-  const openFullScreenToot = (
-    toot: mastodon.v1.Status,
-    srcElement?: HTMLElement,
-    reply?: boolean,
-  ) => {
-    const p = profiles()[0];
-    const inf = p.account.inf ?? profile();
-    if (!inf) {
-      console.warn("no account info?");
-      return;
-    }
-    setHeroSrc((x) =>
-      Object.assign({}, x, { [BOTTOM_SHEET_HERO]: srcElement }),
-    );
-    const acct = `${inf.username}@${p.account.site}`;
-    setTootBottomSheetCache(acct, toot);
-    push(`/${encodeURIComponent(acct)}/toot/${toot.id}`, {
-      state: reply
-        ? {
-            tootReply: true,
-          }
-        : undefined,
-    });
-  };
 
   css`
     .tab-panel {
@@ -209,7 +165,7 @@ const Home: ParentComponent = (props) => {
               class="responsive"
               sx={{ paddingTop: "var(--safe-area-inset-top, 0px)" }}
             >
-              <Tabs onFocusChanged={setCurrentFocusOn} offset={panelOffset()}>
+              <Tabs>
                 <Tab focus={isTabFocus(0)} onClick={[onTabClick, 0]}>
                   Home
                 </Tab>
@@ -239,26 +195,25 @@ const Home: ParentComponent = (props) => {
           </AppBar>
         }
       >
-        <HeroSourceProvider value={[heroSrc, setHeroSrc]}>
         <TimeSourceProvider value={now}>
           <Show when={!!client()}>
-              <div class="panel-list" ref={panelList!}>
+            <div
+              class="panel-list"
+              ref={panelList!}
+              onScroll={requestRecalculateTabIndicator}
+            >
               <div class="tab-panel">
                 <div>
                   <TimelinePanel
                     client={client()}
                     name="home"
                     prefetch={prefetching()}
-                      openFullScreenToot={openFullScreenToot}
                   />
                 </div>
               </div>
               <div class="tab-panel">
                 <div>
-                    <TrendTimelinePanel
-                      client={client()}
-                      openFullScreenToot={openFullScreenToot}
-                    />
+                  <TrendTimelinePanel client={client()} />
                 </div>
               </div>
               <div class="tab-panel">
@@ -267,7 +222,6 @@ const Home: ParentComponent = (props) => {
                     client={client()}
                     name="public"
                     prefetch={prefetching()}
-                      openFullScreenToot={openFullScreenToot}
                   />
                 </div>
               </div>
@@ -275,12 +229,6 @@ const Home: ParentComponent = (props) => {
             </div>
           </Show>
         </TimeSourceProvider>
-          <Suspense>
-            <BottomSheet open={!!child()} onClose={() => pop(1)}>
-              {child()}
-            </BottomSheet>
-          </Suspense>
-        </HeroSourceProvider>
       </Scaffold>
     </>
   );

src/timelines/PullDownToRefresh.tsx

@@ -10,6 +10,7 @@ import { Refresh as RefreshIcon } from "@suid/icons-material";
 import { CircularProgress } from "@suid/material";
 import { makeEventListener } from "@solid-primitives/event-listener";
 import { createVisibilityObserver } from "@solid-primitives/intersection-observer";
+import { useMaybeIsFrameSuspended } from "../platform/StackedRouter";
 
 const PullDownToRefresh: Component<{
   loading?: boolean;
@@ -33,6 +34,7 @@ const PullDownToRefresh: Component<{
   });
 
   const rootVisible = obvx(() => rootElement);
+  const isFrameSuspended = useMaybeIsFrameSuspended()
 
   createEffect(() => {
     if (!rootVisible()) setPullDown(0);
@@ -109,6 +111,9 @@ const PullDownToRefresh: Component<{
     if (!rootVisible()) {
       return;
     }
+    if (isFrameSuspended()) {
+      return;
+    }
     const element = props.linkedElement;
     if (!element) return;
     makeEventListener(element, "wheel", handleLinkedWheel);
@@ -159,6 +164,9 @@ const PullDownToRefresh: Component<{
     if (!rootVisible()) {
       return;
     }
+    if (isFrameSuspended()) {
+      return;
+    }
     const element = props.linkedElement;
     if (!element) return;
     makeEventListener(element, "touchmove", handleTouch);

src/timelines/TimelinePanel.tsx

@@ -20,12 +20,6 @@ const TimelinePanel: Component<{
   client: mastodon.rest.Client;
   name: "home" | "public";
   prefetch?: boolean;
-
-  openFullScreenToot: (
-    toot: mastodon.v1.Status,
-    srcElement?: HTMLElement,
-    reply?: boolean,
-  ) => void;
 }> = (props) => {
   const [scrollLinked, setScrollLinked] = createSignal<HTMLElement>();
 

src/timelines/TrendTimelinePanel.tsx

@@ -13,12 +13,6 @@ import TootList from "./TootList.jsx";
 
 const TrendTimelinePanel: Component<{
   client: mastodon.rest.Client;
-
-  openFullScreenToot: (
-    toot: mastodon.v1.Status,
-    srcElement?: HTMLElement,
-    reply?: boolean,
-  ) => void;
 }> = (props) => {
   const [scrollLinked, setScrollLinked] = createSignal<HTMLElement>();
   const [tl, snapshot, { refetch: refetchTimeline }] = createTimelineSnapshot(