Files
Arkie-Library-Frontend/src/components/messageStream/AttachmentDownloadPill.tsx
2026-06-01 23:00:28 +08:00

134 lines
4.2 KiB
TypeScript

import { LoaderCircle } from "lucide-react";
import { DownloadCloudIcon } from "../icons/DownloadCloudIcon";
import { useState, type MouseEvent } from "react";
import { useI18n } from "../../i18n";
import type { Attachment } from "../../types/post";
import { downloadAttachment, pauseActiveVideos } from "./utils/downloadFile";
import { formatBytes } from "./utils/formatBytes";
import {
mediaSaveKindFromAttachment,
useSaveToAlbumGuide,
} from "../SaveToAlbumGuide";
import { useToast } from "../Toast";
type AttachmentDownloadPillProps = {
postId: string;
attachment: Attachment;
leadingLabel?: string;
className?: string;
/**
* When true, the pill scales with its host container's width via container-
* query units (clamped 22-30px). The host element must establish a query
* container with `style={{ containerType: "inline-size" }}`. Use this on
* album tiles so the pill shrinks on small thumbnails in mixed layouts.
* Defaults to false (fixed 30px) for standalone images/videos.
*/
adaptive?: boolean;
/**
* Visual size. `sm` (default, 30 px tall) for inline tiles where space is
* tight. `lg` (44 px tall with a 24 px icon and 14 px text) for overlay
* surfaces like the image lightbox or fullscreen video player where the
* affordance can breathe and should feel touch-friendly.
* Ignored when `adaptive` is set.
*/
size?: "sm" | "lg";
};
export function AttachmentDownloadPill({
postId,
attachment,
leadingLabel,
className = "absolute left-2 top-2",
adaptive = false,
size = "sm",
}: AttachmentDownloadPillProps) {
const { t } = useI18n();
const { showToast } = useToast();
const { showSaveToAlbumGuide } = useSaveToAlbumGuide();
const [isDownloading, setIsDownloading] = useState(false);
const handleDownload = async (e: MouseEvent<HTMLButtonElement>) => {
e.stopPropagation();
if (isDownloading) return;
pauseActiveVideos();
setIsDownloading(true);
try {
await downloadAttachment(postId, attachment.id, attachment.filename);
const mediaKind = mediaSaveKindFromAttachment(attachment);
if (mediaKind) showSaveToAlbumGuide(mediaKind);
} catch {
showToast(t("downloadFail"), "error");
} finally {
setIsDownloading(false);
}
};
const isLg = !adaptive && size === "lg";
const fontCls = adaptive
? "text-[clamp(10px,7cqw,12px)]"
: isLg
? "text-[14px] font-medium"
: "text-[12px]";
const squareCls = adaptive
? "h-[clamp(22px,18cqw,30px)] w-[clamp(22px,18cqw,30px)]"
: isLg
? "h-[44px] w-[44px]"
: "h-[30px] w-[30px]";
const iconCls = adaptive
? "h-[clamp(13px,11cqw,18px)] w-[clamp(13px,11cqw,18px)]"
: isLg
? "h-[22px] w-[22px]"
: "h-[18px] w-[18px]";
const textBoxCls = adaptive
? "h-[clamp(22px,18cqw,30px)] px-[clamp(6px,6cqw,10px)]"
: isLg
? "h-[44px] px-4"
: "h-[30px] px-2.5";
return (
<button
type="button"
onPointerDown={(e) => e.stopPropagation()}
onClick={handleDownload}
disabled={isDownloading}
className={`group z-10 inline-flex overflow-hidden rounded-full bg-black/80 ${fontCls} text-white shadow-lg ring-1 ring-inset ring-white/20 backdrop-blur-md transition hover:bg-black/90 disabled:cursor-wait ${className}`}
aria-label={
isDownloading ? t("downloading") : `Download ${attachment.filename}`
}
aria-busy={isDownloading}
>
<span
className={`flex items-center justify-center bg-[#545454]/50 transition group-hover:bg-[#545454]/70 ${squareCls}`}
>
{isDownloading ? (
<LoaderCircle
className={`${iconCls} animate-spin`}
strokeWidth={2.3}
/>
) : (
<DownloadCloudIcon className={iconCls} />
)}
</span>
<span className={`flex items-center gap-1 ${textBoxCls}`}>
{isDownloading ? (
t("downloading")
) : (
<>
{leadingLabel ? (
<>
<span>{leadingLabel}</span>
<span className="opacity-60">·</span>
</>
) : null}
<span>{formatBytes(attachment.sizeBytes)}</span>
</>
)}
</span>
</button>
);
}