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import Link from "next/link";
import React, { useMemo, useState } from "react";
import { useFlaggedEpisodes } from "@/context/flagged-episodes-context";
import type { DatasetDisplayInfo } from "@/app/[org]/[dataset]/[episode]/fetch-data";
interface SidebarProps {
datasetInfo: DatasetDisplayInfo;
paginatedEpisodes: number[];
episodeId: number;
totalPages: number;
currentPage: number;
prevPage: () => void;
nextPage: () => void;
showFlaggedOnly: boolean;
onShowFlaggedOnlyChange: (v: boolean) => void;
onEpisodeSelect?: (ep: number) => void;
}
const Sidebar: React.FC<SidebarProps> = ({
datasetInfo,
paginatedEpisodes,
episodeId,
totalPages,
currentPage,
prevPage,
nextPage,
showFlaggedOnly,
onShowFlaggedOnlyChange,
onEpisodeSelect,
}) => {
const [mobileVisible, setMobileVisible] = useState(false);
const { flagged, count, toggle } = useFlaggedEpisodes();
const displayEpisodes = useMemo(() => {
if (!showFlaggedOnly || count === 0) return paginatedEpisodes;
return [...flagged].sort((a, b) => a - b);
}, [paginatedEpisodes, showFlaggedOnly, flagged, count]);
return (
<div className="flex z-10 shrink-0">
<nav
className={`shrink-0 overflow-y-auto bg-[var(--surface-0)] border-r border-white/5 p-4 break-words w-60 ${
mobileVisible ? "block" : "hidden"
} md:block`}
aria-label="Sidebar navigation"
>
<dl className="grid grid-cols-[auto_1fr] gap-x-3 gap-y-1 text-xs text-slate-400 tabular">
<dt className="uppercase tracking-wide text-[10px] text-slate-500">
Frames
</dt>
<dd className="text-slate-200">
{datasetInfo.total_frames.toLocaleString()}
</dd>
<dt className="uppercase tracking-wide text-[10px] text-slate-500">
Episodes
</dt>
<dd className="text-slate-200">
{datasetInfo.total_episodes.toLocaleString()}
</dd>
<dt className="uppercase tracking-wide text-[10px] text-slate-500">
FPS
</dt>
<dd className="text-slate-200">{datasetInfo.fps}</dd>
</dl>
<div className="mt-5 flex items-center justify-between">
<p className="text-[10px] uppercase tracking-wide text-slate-500">
Episodes
</p>
{count > 0 && (
<button
onClick={() => onShowFlaggedOnlyChange(!showFlaggedOnly)}
className={`text-[10px] uppercase tracking-wide px-2 py-0.5 rounded-md transition-colors ${
showFlaggedOnly
? "bg-orange-500/15 text-orange-300 border border-orange-500/30"
: "text-slate-500 hover:text-slate-300 border border-white/10"
}`}
>
Flagged · {count}
</button>
)}
</div>
<ul className="mt-2 space-y-px">
{displayEpisodes.map((episode) => {
const active = episode === episodeId;
const itemClass = `group flex items-center justify-between gap-2 px-2 py-1 rounded-md text-xs tabular transition-colors ${
active
? "bg-cyan-400/10 text-cyan-300"
: "text-slate-300 hover:bg-white/5"
}`;
return (
<li key={episode}>
{onEpisodeSelect ? (
<div className={itemClass}>
<button
onClick={() => onEpisodeSelect(episode)}
className="flex-1 text-left"
>
Episode {episode}
</button>
<button
onClick={() => toggle(episode)}
className={`text-xs leading-none transition-colors ${
flagged.has(episode)
? "text-orange-400 hover:text-orange-300"
: "text-slate-600 hover:text-slate-400 opacity-0 group-hover:opacity-100"
}`}
title={flagged.has(episode) ? "Unflag" : "Flag"}
>
⚑
</button>
</div>
) : (
<div className={itemClass}>
<Link
href={`./episode_${episode}`}
className="flex-1 text-left"
>
Episode {episode}
</Link>
<button
onClick={() => toggle(episode)}
className={`text-xs leading-none transition-colors ${
flagged.has(episode)
? "text-orange-400 hover:text-orange-300"
: "text-slate-600 hover:text-slate-400 opacity-0 group-hover:opacity-100"
}`}
title={flagged.has(episode) ? "Unflag" : "Flag"}
>
⚑
</button>
</div>
)}
</li>
);
})}
</ul>
{!showFlaggedOnly && totalPages > 1 && (
<div className="mt-3 flex items-center gap-2 text-[10px] uppercase tracking-wide text-slate-400">
<button
onClick={prevPage}
className={`px-2 py-1 rounded-md border border-white/10 transition-colors hover:bg-white/5 hover:text-slate-200 ${
currentPage === 1 ? "cursor-not-allowed opacity-40" : ""
}`}
disabled={currentPage === 1}
>
‹ Prev
</button>
<span className="tabular text-slate-500">
{currentPage} / {totalPages}
</span>
<button
onClick={nextPage}
className={`ml-auto px-2 py-1 rounded-md border border-white/10 transition-colors hover:bg-white/5 hover:text-slate-200 ${
currentPage === totalPages
? "cursor-not-allowed opacity-40"
: ""
}`}
disabled={currentPage === totalPages}
>
Next ›
</button>
</div>
)}
</nav>
<button
className="mx-1 flex items-center opacity-50 hover:opacity-100 focus:outline-none focus:ring-0 md:hidden"
onClick={() => setMobileVisible((prev) => !prev)}
title="Toggle sidebar"
>
<div className="h-10 w-1 rounded-full bg-white/20" />
</button>
</div>
);
};
export default Sidebar;
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