80 lines
2.2 KiB
TypeScript
80 lines
2.2 KiB
TypeScript
import type { mastodon } from "masto";
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import { type Component, For, createSignal } from "solid-js";
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import { css } from "solid-styled";
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import tootStyle from "./toot.module.css";
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import { Portal } from "solid-js/web";
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import MediaViewer, { MEDIA_VIEWER_HEROSRC } from "./MediaViewer";
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import { HeroSourceProvider } from "../platform/anim";
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const MediaAttachmentGrid: Component<{
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attachments: mastodon.v1.MediaAttachment[];
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}> = (props) => {
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let rootRef: HTMLElement;
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const [viewerIndex, setViewerIndex] = createSignal<number>();
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const viewerOpened = () => typeof viewerIndex() !== "undefined"
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const gridTemplateColumns = () => {
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const l = props.attachments.length;
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if (l < 2) {
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return "1fr";
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}
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if (l < 4) {
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return "repeat(2, 1fr)";
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}
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return "repeat(3, 1fr)";
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};
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const openViewerFor = (index: number) => {
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setViewerIndex(index);
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};
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css`
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.attachments {
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grid-template-columns: ${gridTemplateColumns()};
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}
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`;
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return (
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<section
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ref={rootRef!}
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class={[tootStyle.tootAttachmentGrp, "attachments"].join(" ")}
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onClick={(e) => e.stopImmediatePropagation()}
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>
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<For each={props.attachments}>
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{(item, index) => {
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switch (item.type) {
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case "image":
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return (
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<img
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src={item.previewUrl}
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alt={item.description || undefined}
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onClick={[openViewerFor, index()]}
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loading="lazy"
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></img>
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);
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case "video":
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case "gifv":
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case "audio":
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case "unknown":
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return <div></div>;
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}
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}}
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</For>
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<HeroSourceProvider
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value={() => ({
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[MEDIA_VIEWER_HEROSRC]: rootRef.children.item(
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viewerIndex() || 0,
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) as HTMLElement,
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})}
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>
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<MediaViewer
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show={viewerOpened()}
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index={viewerIndex() || 0}
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onIndexUpdated={setViewerIndex}
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media={props.attachments}
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onClose={() => setViewerIndex(undefined)}
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/>
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</HeroSourceProvider>
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</section>
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);
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};
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export default MediaAttachmentGrid;
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