Files
spsays-training/components/page-header.tsx
T

96 lines
2.8 KiB
TypeScript

"use client";
import { useState } from "react";
import { useRouter, usePathname } from "next/navigation";
import { ReadingSettings } from "@/components/reading-settings";
import { HeaderSearchButton } from "@/components/header-search";
import { cn } from "@/lib/utils";
const SEARCH_RETURN_KEY = "spsays_from_search";
export function PageHeader({
children,
sticky = false,
className,
}: {
children: React.ReactNode;
sticky?: boolean;
className?: string;
}) {
const [searchExpanded, setSearchExpanded] = useState(false);
const router = useRouter();
const pathname = usePathname();
// Read (and consume) the search-return flag once on first render.
// The lazy initialiser runs exactly once; on the server
// (typeof window === "undefined") it returns false.
const [fromSearch, setFromSearch] = useState(() => {
if (typeof window === "undefined") return false;
try {
if (
sessionStorage.getItem(SEARCH_RETURN_KEY) === "1" &&
!pathname.startsWith("/search")
) {
sessionStorage.removeItem(SEARCH_RETURN_KEY);
return true;
}
} catch {
// sessionStorage unavailable
}
return false;
});
return (
<header
className={cn(
"border-b border-border bg-card px-6",
sticky ? "py-4 sticky top-0 z-20" : "py-4",
className,
)}
>
<div className="max-w-5xl mx-auto flex items-start justify-between gap-4">
{/* Title / logo area — hidden on mobile when search is active */}
<div
className={cn("flex-1 min-w-0", searchExpanded && "max-md:hidden")}
>
{fromSearch ? (
<>
<button
type="button"
onClick={() => {
setFromSearch(false);
router.back();
}}
className="block text-sm text-muted-foreground hover:text-foreground transition-colors"
>
&larr; Back to search results
</button>
{/* Hide the page's own breadcrumb link (always the first <a>) */}
<div className="[&>a:first-child]:hidden">{children}</div>
</>
) : (
children
)}
</div>
{/* Actions — expands to fill width on mobile when search is active */}
<div
className={cn(
"shrink-0 pt-1 flex items-center gap-1.5",
searchExpanded && "max-md:flex-1 max-md:min-w-0",
)}
>
<HeaderSearchButton
expanded={searchExpanded}
onExpandedChange={setSearchExpanded}
/>
{/* Hide reading settings on mobile when search is active */}
<div className={cn(searchExpanded && "max-md:hidden")}>
<ReadingSettings />
</div>
</div>
</div>
</header>
);
}