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336
src/timelines/Home.tsx
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336
src/timelines/Home.tsx
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import {
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Component,
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For,
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onCleanup,
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createSignal,
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createEffect,
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Show,
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untrack,
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onMount,
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} from "solid-js";
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import { $accounts } from "../accounts/stores";
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import { useDocumentTitle } from "../utils";
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import { useStore } from "@nanostores/solid";
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import { useMastoClientFor } from "../masto/clients";
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import { type mastodon } from "masto";
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import Scaffold from "../material/Scaffold";
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import {
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AppBar,
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Button,
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Fab,
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LinearProgress,
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ListItemSecondaryAction,
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ListItemText,
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MenuItem,
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Switch,
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Toolbar,
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Typography,
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} from "@suid/material";
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import { css } from "solid-styled";
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import { TimeSourceProvider, createTimeSource } from "../platform/timesrc";
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import TootThread from "./TootThread.js";
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import { useAcctProfile } from "../masto/acct";
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import ProfileMenuButton from "./ProfileMenuButton";
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import Tabs from "../material/Tabs";
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import Tab from "../material/Tab";
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import { Create as CreateTootIcon } from "@suid/icons-material";
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import { useTimeline } from "../masto/timelines";
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import { makeEventListener } from "@solid-primitives/event-listener";
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const TimelinePanel: Component<{
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client: mastodon.rest.Client;
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name: "home" | "public" | "trends";
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prefetch?: boolean;
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}> = (props) => {
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const [timeline, { refetch: refetchTimeline, mutate: mutateTimeline }] =
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useTimeline(() =>
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props.name !== "trends"
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? props.client.v1.timelines[props.name]
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: props.client.v1.trends.statuses,
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);
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const tlEndObserver = new IntersectionObserver(() => {
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if (untrack(() => props.prefetch) && !timeline.loading)
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refetchTimeline({ direction: "old" });
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});
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onCleanup(() => tlEndObserver.disconnect());
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const onBookmark = async (
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index: number,
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client: mastodon.rest.Client,
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status: mastodon.v1.Status,
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) => {
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const result = await (status.bookmarked
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? client.v1.statuses.$select(status.id).unbookmark()
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: client.v1.statuses.$select(status.id).bookmark());
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mutateTimeline((o) => {
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o[index] = result;
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return o;
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});
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};
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const onBoost = async (
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index: number,
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client: mastodon.rest.Client,
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status: mastodon.v1.Status,
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) => {
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const reblogged = false;
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mutateTimeline((o) => {
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Object.assign(o[index].reblog ?? o[index], {
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reblogged: !reblogged,
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});
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return o;
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});
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const result = reblogged
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? await client.v1.statuses.$select(status.id).unreblog()
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: (await client.v1.statuses.$select(status.id).reblog()).reblog!;
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mutateTimeline((o) => {
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Object.assign(o[index].reblog ?? o[index], {
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reblogged: result.reblogged,
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reblogsCount: result.reblogsCount,
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});
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return o;
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});
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};
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return (
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<>
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<div>
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<For each={timeline()}>
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{(item, index) => {
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return (
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<TootThread
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status={item}
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onBoost={(...args) => onBoost(index(), ...args)}
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onBookmark={(...args) => onBookmark(index(), ...args)}
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client={props.client}
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/>
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);
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}}
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</For>
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</div>
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<div ref={(e) => tlEndObserver.observe(e)}></div>
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<Show when={timeline.loading}>
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<div class="loading-line" style={{ width: "100%" }}>
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<LinearProgress />
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</div>
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</Show>
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<Show when={timeline.error}>
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<div
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style={{
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display: "flex",
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padding: "20px 0",
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"align-items": "center",
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"justify-content": "center",
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}}
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>
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<Button variant="contained" onClick={[refetchTimeline, "old"]}>
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Retry
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</Button>
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</div>
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</Show>
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<Show when={!props.prefetch && !timeline.loading}>
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<div
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style={{
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display: "flex",
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padding: "20px 0",
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"align-items": "center",
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"justify-content": "center",
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}}
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>
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<Button variant="contained" onClick={[refetchTimeline, "old"]}>
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Load More
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</Button>
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</div>
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</Show>
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</>
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);
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};
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const Home: Component = () => {
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let panelList: HTMLDivElement;
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useDocumentTitle("Timelines");
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const accounts = useStore($accounts);
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const now = createTimeSource();
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const client = useMastoClientFor(() => accounts()[0]);
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const [profile] = useAcctProfile(() => accounts()[0]);
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const [panelOffset, setPanelOffset] = createSignal(0);
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const [prefetching, setPrefetching] = createSignal(true);
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const [currentFocusOn, setCurrentFocusOn] = createSignal<HTMLElement[]>([]);
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const [focusRange, setFocusRange] = createSignal([0, 0] as readonly [
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number,
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number,
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]);
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let scrollEventLockReleased = true;
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const recalculateTabIndicator = () => {
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scrollEventLockReleased = false;
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try {
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const { x: panelX, width: panelWidth } =
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panelList.getBoundingClientRect();
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let minIdx = +Infinity,
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maxIdx = -Infinity;
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const items = panelList.querySelectorAll(".tab-panel");
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const ranges = Array.from(items).map((x) => {
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const rect = x.getBoundingClientRect();
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const inlineStart = rect.x - panelX;
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const inlineEnd = rect.width + inlineStart;
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return [inlineStart, inlineEnd] as const;
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});
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for (let i = 0; i < items.length; i++) {
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const e = items.item(i);
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const [inlineStart, inlineEnd] = ranges[i];
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if (inlineStart >= 0 && inlineEnd <= panelWidth) {
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minIdx = Math.min(minIdx, i);
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maxIdx = Math.max(maxIdx, i);
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e.classList.add("active");
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} else {
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e.classList.remove("active");
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}
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}
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if (isFinite(minIdx) && isFinite(maxIdx)) {
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setFocusRange([minIdx, maxIdx]);
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}
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} finally {
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scrollEventLockReleased = true;
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}
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};
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onMount(() => {
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makeEventListener(panelList, "scroll", () => {
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if (scrollEventLockReleased) {
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requestAnimationFrame(recalculateTabIndicator);
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}
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});
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makeEventListener(window, "resize", () => {
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if (scrollEventLockReleased) {
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requestAnimationFrame(recalculateTabIndicator);
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}
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});
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requestAnimationFrame(recalculateTabIndicator);
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});
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const isTabFocus = (idx: number) => {
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const [start, end] = focusRange();
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if (!isFinite(start) || !isFinite(end)) return false;
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return idx >= start && idx <= end;
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};
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const onTabClick = (idx: number) => {
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const items = panelList.querySelectorAll(".tab-panel");
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if (items.length > idx) {
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items.item(idx).scrollIntoView({ behavior: "smooth" });
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}
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};
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css`
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.tab-panel {
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overflow: visible auto;
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max-width: 560px;
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height: 100%;
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padding: 40px 16px;
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max-height: calc(100vh - var(--scaffold-topbar-height, 0px));
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max-height: calc(100dvh - var(--scaffold-topbar-height, 0px));
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scroll-snap-align: center;
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&:not(.active) {
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overflow: hidden;
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}
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@media (max-width: 600px) {
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padding: 0;
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}
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}
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.panel-list {
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display: grid;
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grid-auto-columns: 560px;
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grid-auto-flow: column;
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overflow-x: auto;
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scroll-snap-type: x mandatory;
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scroll-snap-stop: always;
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height: calc(100vh - var(--scaffold-topbar-height, 0px));
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height: calc(100dvh - var(--scaffold-topbar-height, 0px));
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@media (max-width: 600px) {
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grid-auto-columns: 100%;
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}
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}
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`;
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return (
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<Scaffold
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topbar={
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<AppBar position="static">
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<Toolbar variant="dense" class="responsive">
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<Tabs onFocusChanged={setCurrentFocusOn} offset={panelOffset()}>
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<Tab focus={isTabFocus(0)} onClick={[onTabClick, 0]}>
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Home
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</Tab>
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<Tab focus={isTabFocus(1)} onClick={[onTabClick, 1]}>
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Trending
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</Tab>
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<Tab focus={isTabFocus(2)} onClick={[onTabClick, 2]}>
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Public
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</Tab>
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</Tabs>
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<ProfileMenuButton profile={profile()}>
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<MenuItem onClick={(e) => setPrefetching((x) => !x)}>
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<ListItemText>Prefetch Toots</ListItemText>
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<ListItemSecondaryAction>
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<Switch checked={prefetching()}></Switch>
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</ListItemSecondaryAction>
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</MenuItem>
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</ProfileMenuButton>
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</Toolbar>
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</AppBar>
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}
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fab={
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<Fab color="secondary">
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<CreateTootIcon />
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</Fab>
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}
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>
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<TimeSourceProvider value={now}>
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<div class="panel-list" ref={panelList!}>
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<div class="tab-panel">
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<div>
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<TimelinePanel
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client={client()}
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name="home"
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prefetch={prefetching()}
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/>
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</div>
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</div>
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<div class="tab-panel">
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<div>
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<TimelinePanel
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client={client()}
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name="trends"
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prefetch={prefetching()}
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/>
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</div>
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</div>
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<div class="tab-panel">
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<div>
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<TimelinePanel
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client={client()}
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name="public"
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prefetch={prefetching()}
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/>
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</div>
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</div>
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<div></div>
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</div>
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</TimeSourceProvider>
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</Scaffold>
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);
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};
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export default Home;
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