feat: add policy pages

This commit is contained in:
gosangam
2026-06-02 01:57:08 +05:30
parent 0352cb2003
commit 91d5d272d2
168 changed files with 1326 additions and 81 deletions
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export const dynamic = "force-dynamic";
import type { Metadata } from "next";
import { notFound } from "next/navigation";
import { getAllGlossaryEntries } from "@/lib/api";
import { buildOgMeta, extractQuoteFromHl } from "@/lib/og";
import { GlossaryClient } from "../glossary-client";
// ---------------------------------------------------------------------------
// Diacritic → base letter mapping
// ---------------------------------------------------------------------------
const DIACRITIC_TO_BASE: Record<string, string> = {
Ā: "A",
Ä: "A",
Ī: "I",
É: "I",
Ū: "U",
Ü: "U",
Ṛ: "R",
Ṝ: "R",
Ś: "S",
Ç: "S",
Ṣ: "S",
Ñ: "N",
Ṇ: "N",
Ṅ: "N",
Ṭ: "T",
Ḍ: "D",
Ḥ: "H",
};
function getBaseLetter(term: string): string {
if (!term) return "?";
const first = term[0].toUpperCase();
return DIACRITIC_TO_BASE[first] || first;
}
// ---------------------------------------------------------------------------
// Metadata
// ---------------------------------------------------------------------------
export async function generateMetadata({
params,
searchParams,
}: {
params: Promise<{ letter: string }>;
searchParams: Promise<Record<string, string | string[] | undefined>>;
}): Promise<Metadata> {
const { letter } = await params;
const sp = await searchParams;
const l = letter.toUpperCase();
// If a specific term is referenced via ?term= param, show it in the OG image
const termParam = typeof sp.term === "string" ? sp.term : null;
if (termParam) {
const allEntries = await getAllGlossaryEntries();
const entry = allEntries.find(
(e) => e.term.toLowerCase() === termParam.toLowerCase(),
);
if (entry) {
// Strip HTML tags from definition for OG quote
const plainDef = entry.definitionHtml
.replace(/<[^>]*>/g, "")
.replace(/&[^;]+;/g, " ")
.trim();
// Check for ?hl= highlight param — extract actual selected text from definition
const hlQuote = extractQuoteFromHl(sp, [entry.definitionHtml]);
return buildOgMeta({
title: entry.term,
detail: "Glossary — Prabhupāda Says",
quote:
hlQuote ||
(plainDef.length > 260 ? plainDef.slice(0, 257) + "..." : plainDef),
});
}
}
// Check for ?hl= without ?term= — try to extract quote from all entries for this letter
const hlQuote = extractQuoteFromHl(sp);
if (hlQuote) {
return buildOgMeta({
title: `Glossary — ${l}`,
detail: "Sanskrit & Vedic terms",
quote: hlQuote,
});
}
// Default: letter-level OG
return buildOgMeta({
title: `Glossary — ${l}`,
detail: `Sanskrit & Vedic terms starting with ${l}`,
quote:
"A comprehensive glossary of Sanskrit and Vedic terms from the books of Śrīla Prabhupāda.",
});
}
// ---------------------------------------------------------------------------
// Page
// ---------------------------------------------------------------------------
export default async function GlossaryLetterPage({
params,
}: {
params: Promise<{ letter: string }>;
}) {
const { letter: rawLetter } = await params;
const activeLetter = rawLetter.toUpperCase();
// Validate — single letter A-Z
if (!/^[A-Z]$/.test(activeLetter)) notFound();
// Fetch all entries (cached by Next.js request dedup within a single render)
const allEntries = await getAllGlossaryEntries();
// Group all entries by base letter
const byLetter: Record<string, typeof allEntries> = {};
for (const entry of allEntries) {
const base = getBaseLetter(entry.term);
if (!byLetter[base]) byLetter[base] = [];
byLetter[base].push(entry);
}
// All available letters (sorted)
const letters = Object.keys(byLetter).sort();
// Entries for the active letter
const letterEntries = byLetter[activeLetter] || [];
if (letterEntries.length === 0) notFound();
// Prepare client data — only the active letter's entries
const clientEntries = letterEntries.map((e) => ({
term: e.term,
definition: e.definition,
definition_html: e.definitionHtml,
}));
// Letter counts for the nav
const letterCounts: Record<string, number> = {};
for (const [l, entries] of Object.entries(byLetter)) {
letterCounts[l] = entries.length;
}
return (
<div className="min-h-screen bg-background">
<GlossaryClient
entries={clientEntries}
activeLetter={activeLetter}
letters={letters}
letterCounts={letterCounts}
/>
</div>
);
}
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"use client";
import { useState, useMemo, useRef, useEffect, useCallback } from "react";
import { useRouter, useSearchParams } from "next/navigation";
import Link from "next/link";
import { Search, X, Menu, ChevronLeft, ChevronRight } from "lucide-react";
import { Input } from "@/components/ui/input";
import { Card, CardContent } from "@/components/ui/card";
import { cn } from "@/lib/utils";
import { Button, buttonVariants } from "@/components/ui/button";
import {
Drawer,
DrawerClose,
DrawerContent,
DrawerHeader,
DrawerTitle,
DrawerTrigger,
} from "@/components/ui/drawer";
// ---------------------------------------------------------------------------
// Types
// ---------------------------------------------------------------------------
type GlossaryEntry = {
term: string;
definition: string;
definition_html: string;
};
type Props = {
entries: GlossaryEntry[];
activeLetter: string;
letters: string[];
letterCounts: Record<string, number>;
};
// ---------------------------------------------------------------------------
// Normalize for search
// ---------------------------------------------------------------------------
function normalizeForSearch(text: string): string {
return text
.normalize("NFD")
.replace(/[\u0300-\u036f]/g, "")
.toLowerCase();
}
// ---------------------------------------------------------------------------
// Letter Navigation — horizontal row matching disciples pattern
// ---------------------------------------------------------------------------
function LetterNav({
letters,
activeLetter,
letterCounts,
}: {
letters: string[];
activeLetter: string;
letterCounts: Record<string, number>;
}) {
return (
<nav className="flex flex-wrap gap-1 justify-center">
{letters.map((letter) => {
const count = letterCounts[letter] ?? 0;
const isActive = letter === activeLetter;
const isEmpty = count === 0;
return (
<Link
key={letter}
href={`/glossary/${letter.toLowerCase()}`}
className={cn(
"relative flex flex-col items-center justify-center rounded-lg px-2.5 py-1.5 text-sm font-medium transition-colors min-w-9",
isActive
? "bg-primary text-primary-foreground shadow-sm"
: isEmpty
? "text-muted-foreground/40 cursor-default"
: "text-muted-foreground hover:bg-muted hover:text-foreground",
)}
>
<span className="leading-none">{letter}</span>
</Link>
);
})}
</nav>
);
}
// ---------------------------------------------------------------------------
// Sidebar (desktop) — shows terms for active letter only
// ---------------------------------------------------------------------------
function TermSidebar({
terms,
activeTerm,
filteredTerms,
onSelectTerm,
}: {
terms: string[];
activeTerm: string;
filteredTerms: string[] | null;
onSelectTerm: (term: string) => void;
}) {
const activeRef = useRef<HTMLButtonElement>(null);
useEffect(() => {
activeRef.current?.scrollIntoView({ block: "nearest" });
}, [activeTerm]);
const displayTerms = filteredTerms ?? terms;
return (
<aside className="hidden lg:block w-56 shrink-0 sticky top-[89px] self-start max-h-[calc(100vh-89px)] overflow-y-auto py-8 pr-4">
<h2 className="text-xs font-bold uppercase tracking-wider text-muted-foreground mb-3 px-2">
Terms
</h2>
<nav className="flex flex-col gap-0.5">
{displayTerms.map((term) => {
const isActive = term === activeTerm;
return (
<button
key={term}
ref={isActive ? activeRef : undefined}
onClick={() => onSelectTerm(term)}
className={cn(
"px-2 py-1.5 rounded-md text-sm transition-colors truncate text-left",
isActive
? "bg-primary/10 text-primary font-medium"
: "text-muted-foreground hover:bg-muted hover:text-foreground",
)}
title={term}
>
{term}
</button>
);
})}
{displayTerms.length === 0 && (
<p className="px-2 py-4 text-sm text-muted-foreground">No matches</p>
)}
</nav>
</aside>
);
}
// ---------------------------------------------------------------------------
// Mobile drawer
// ---------------------------------------------------------------------------
function TermMobileNav({
terms,
activeTerm,
filteredTerms,
onSelectTerm,
activeLetter,
}: {
terms: string[];
activeTerm: string;
filteredTerms: string[] | null;
onSelectTerm: (term: string) => void;
activeLetter: string;
}) {
const [open, setOpen] = useState(false);
const displayTerms = filteredTerms ?? terms;
return (
<Drawer open={open} onOpenChange={setOpen} direction="left">
<DrawerTrigger
className={cn(
buttonVariants({ variant: "outline", size: "sm" }),
"lg:hidden gap-1.5",
)}
>
<Menu className="size-4" />
<span className="hidden sm:inline">Terms</span>
</DrawerTrigger>
<DrawerContent direction="left" className="h-full">
<DrawerHeader className="text-left border-b border-border pb-4 mb-2">
<DrawerTitle>Glossary — {activeLetter}</DrawerTitle>
</DrawerHeader>
<nav className="overflow-y-auto px-4 pb-6 pt-2">
<div className="flex flex-col gap-0.5">
{displayTerms.map((term) => {
const isActive = term === activeTerm;
return (
<DrawerClose key={term} asChild>
<button
onClick={() => {
onSelectTerm(term);
setOpen(false);
}}
className={cn(
"px-2 py-2 rounded-md text-sm transition-colors truncate text-left",
isActive
? "bg-primary/10 text-primary font-medium"
: "text-muted-foreground hover:bg-muted hover:text-foreground",
)}
>
{term}
</button>
</DrawerClose>
);
})}
</div>
</nav>
</DrawerContent>
</Drawer>
);
}
// ---------------------------------------------------------------------------
// Prev / Next nav — matches BbdNav pattern
// ---------------------------------------------------------------------------
function TermNav({
prev,
next,
terms,
activeTerm,
filteredTerms,
onSelectTerm,
activeLetter,
}: {
prev: string | null;
next: string | null;
terms: string[];
activeTerm: string;
filteredTerms: string[] | null;
onSelectTerm: (term: string) => void;
activeLetter: string;
}) {
return (
<div className="flex items-center justify-between gap-3">
<div className="flex items-center gap-2">
<TermMobileNav
terms={terms}
activeTerm={activeTerm}
filteredTerms={filteredTerms}
onSelectTerm={onSelectTerm}
activeLetter={activeLetter}
/>
{prev ? (
<button
onClick={() => onSelectTerm(prev)}
className={cn(
buttonVariants({ variant: "outline", size: "sm" }),
"gap-1.5",
)}
>
<ChevronLeft className="size-4" />
<span className="hidden sm:inline truncate max-w-[180px]">
{prev}
</span>
<span className="sm:hidden">Previous</span>
</button>
) : (
<div className="hidden lg:block" />
)}
</div>
{next ? (
<button
onClick={() => onSelectTerm(next)}
className={cn(
buttonVariants({ variant: "outline", size: "sm" }),
"gap-1.5",
)}
>
<span className="hidden sm:inline truncate max-w-[180px]">
{next}
</span>
<span className="sm:hidden">Next</span>
<ChevronRight className="size-4" />
</button>
) : (
<div />
)}
</div>
);
}
// ---------------------------------------------------------------------------
// Main component
// ---------------------------------------------------------------------------
export function GlossaryClient({
entries,
activeLetter,
letters,
letterCounts,
}: Props) {
const router = useRouter();
const searchParams = useSearchParams();
const [query, setQuery] = useState("");
// Initial active term: prefer ?term= URL param, then fall back to first entry
const initialTerm = useMemo(() => {
const termParam = searchParams.get("term");
if (termParam) {
// Match case-insensitively and ignore diacritics
const normalize = (s: string) =>
s
.toLowerCase()
.normalize("NFD")
.replace(/[\u0300-\u036f]/g, "");
const normalizedParam = normalize(termParam);
const match = entries.find((e) => normalize(e.term) === normalizedParam);
if (match) return match.term;
}
return entries[0]?.term || "";
// eslint-disable-next-line react-hooks/exhaustive-deps
}, []);
const [activeTermRaw, setActiveTerm] = useState(initialTerm);
const contentRef = useRef<HTMLDivElement>(null);
// All term names
const allTerms = useMemo(() => entries.map((e) => e.term), [entries]);
// Term → entry index map
const termIndex = useMemo(() => {
const map = new Map<string, number>();
entries.forEach((e, i) => map.set(e.term, i));
return map;
}, [entries]);
// Search filter
const searchResults = useMemo(() => {
if (!query.trim()) return null;
const q = normalizeForSearch(query.trim());
return entries
.filter((e) => {
const normTerm = normalizeForSearch(e.term);
const normDef = normalizeForSearch(e.definition);
return normTerm.includes(q) || normDef.includes(q);
})
.map((e) => e.term);
}, [entries, query]);
// Safe activeTerm — if search is active and current term isn't in results, use first result
const activeTerm = useMemo(() => {
if (
searchResults &&
searchResults.length > 0 &&
!searchResults.includes(activeTermRaw)
) {
return searchResults[0];
}
return activeTermRaw;
}, [searchResults, activeTermRaw]);
// Navigation list — search results or all terms
const navList = useMemo(() => {
return searchResults ?? allTerms;
}, [searchResults, allTerms]);
// Prev / next within nav list
const currentIdx = navList.indexOf(activeTerm);
const prev = currentIdx > 0 ? navList[currentIdx - 1] : null;
const next =
currentIdx >= 0 && currentIdx < navList.length - 1
? navList[currentIdx + 1]
: null;
// Active entry data
const activeEntry = useMemo(() => {
const idx = termIndex.get(activeTerm);
return idx !== undefined ? entries[idx] : null;
}, [entries, termIndex, activeTerm]);
// Update URL with ?term= when active term changes (for OG + shareable links)
useEffect(() => {
const url = new URL(window.location.href);
if (activeTerm) {
url.searchParams.set("term", activeTerm);
} else {
url.searchParams.delete("term");
}
window.history.replaceState({}, "", url.toString());
}, [activeTerm]);
const handleSelectTerm = useCallback((term: string) => {
setActiveTerm(term);
contentRef.current?.scrollIntoView({ behavior: "smooth", block: "start" });
}, []);
return (
<>
{/* Sticky header */}
<header className="border-b border-border bg-card px-6 py-4 sticky top-0 z-20">
<div className="max-w-5xl mx-auto">
<Link
href="/"
className="text-sm text-muted-foreground hover:text-foreground transition-colors"
>
&larr; Home
</Link>
<h1 className="mt-3 text-2xl font-bold text-foreground">
<span className="text-primary">Glossary: </span>
{activeEntry?.term || activeLetter}
</h1>
</div>
</header>
{/* Letter navigation row */}
<div className="border-b border-border bg-card px-6 py-3">
<div className="max-w-5xl mx-auto">
<LetterNav
letters={letters}
activeLetter={activeLetter}
letterCounts={letterCounts}
/>
</div>
</div>
{/* Sidebar + Main */}
<div className="max-w-5xl mx-auto flex">
{/* Sidebar — terms for active letter */}
<TermSidebar
terms={allTerms}
activeTerm={activeTerm}
filteredTerms={searchResults}
onSelectTerm={handleSelectTerm}
/>
{/* Main content */}
<main ref={contentRef} className="flex-1 min-w-0 px-6 py-8 space-y-8">
{/* Search bar */}
<div className="relative w-full">
<Search className="absolute left-3 top-1/2 -translate-y-1/2 size-4 text-muted-foreground" />
<Input
type="text"
placeholder={`Search within ${activeLetter}...`}
value={query}
onChange={(e) => setQuery(e.target.value)}
className="pl-10 pr-10"
/>
{query && (
<Button
variant="ghost"
size="icon-xs"
className="absolute right-2 top-1/2 -translate-y-1/2"
onClick={() => setQuery("")}
aria-label="Clear search"
>
<X className="size-3.5" />
</Button>
)}
</div>
{/* Top nav */}
<TermNav
prev={prev}
next={next}
terms={allTerms}
activeTerm={activeTerm}
filteredTerms={searchResults}
onSelectTerm={handleSelectTerm}
activeLetter={activeLetter}
/>
{/* Search hint */}
{searchResults && (
<p className="text-sm text-muted-foreground">
{searchResults.length === 0
? "No entries match your search."
: `${searchResults.length} result${searchResults.length !== 1 ? "s" : ""} for "${query}"`}
</p>
)}
{/* Single entry view */}
{activeEntry ? (
<Card>
<CardContent className="py-8 px-6 sm:px-8">
<div className="space-y-4">
<h2 className="text-2xl font-bold text-foreground">
{activeEntry.term}
</h2>
<div
className="text-base text-foreground leading-relaxed"
dangerouslySetInnerHTML={{
__html: activeEntry.definition_html,
}}
/>
</div>
</CardContent>
</Card>
) : (
<div className="py-12 text-center text-muted-foreground">
<p className="text-lg font-medium">No entry selected</p>
</div>
)}
{/* Bottom nav */}
<TermNav
prev={prev}
next={next}
terms={allTerms}
activeTerm={activeTerm}
filteredTerms={searchResults}
onSelectTerm={handleSelectTerm}
activeLetter={activeLetter}
/>
</main>
</div>
</>
);
}
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import type { Metadata } from "next";
import { redirect } from "next/navigation";
import { buildOgMeta } from "@/lib/og";
export function generateMetadata(): Metadata {
return buildOgMeta({
title: "Glossary",
detail: "2,700+ Sanskrit & Vedic terms",
quote:
"A comprehensive glossary of Sanskrit and Vedic terms from the books of Śrīla Prabhupāda.",
});
}
// Redirect /glossary to /glossary/a
export default function GlossaryPage() {
redirect("/glossary/a");
}