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Rationalized Sitemap #42

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Merged
vishakh merged 1 commit into from
May 8, 2026
+9 −51
Merged

Rationalized Sitemap #42

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58 changes: 8 additions & 50 deletions app/sitemap.ts
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Original file line number Diff line number Diff line change
@@ -1,55 +1,13 @@
import { MetadataRoute } from 'next';
import { executeQuerySingle, executeQuery } from '@/lib/db';

const SITE_URL = process.env.NEXT_PUBLIC_SITE_URL || 'https://explorer.monadicdna.com';
const BATCH_SIZE = 10_000;

// generateSitemaps splits the study pages across multiple sitemap files,
// each with up to BATCH_SIZE URLs, staying within the 50K-per-file limit.
export async function generateSitemaps() {
try {
const row = await executeQuerySingle<{ max_id: number }>(
'SELECT MAX(id) AS max_id FROM gwas_catalog',
[]
);
const maxId = row?.max_id ?? 1000;
const count = Math.ceil(maxId / BATCH_SIZE);
// id 0 is reserved for static pages; ids 1..n are study batches
return Array.from({ length: count + 1 }, (_, i) => ({ id: i }));
} catch {
return [{ id: 0 }];
}
}

export default async function sitemap({ id }: { id: number }): Promise<MetadataRoute.Sitemap> {
// id === 0: static pages only
if (id === 0) {
return [
{ url: SITE_URL, lastModified: new Date(), changeFrequency: 'weekly', priority: 1.0 },
{ url: `${SITE_URL}/explore`, lastModified: new Date(), changeFrequency: 'daily', priority: 0.9 },
{ url: `${SITE_URL}/dna-chat`, lastModified: new Date(), changeFrequency: 'weekly', priority: 0.8 },
{ url: `${SITE_URL}/overview-report`, lastModified: new Date(), changeFrequency: 'weekly', priority: 0.8 },
{ url: `${SITE_URL}/subscribe`, lastModified: new Date(), changeFrequency: 'weekly', priority: 0.7 },
];
}

// ids 1..n: study pages in BATCH_SIZE chunks
const batchIndex = id - 1;
const minId = batchIndex * BATCH_SIZE + 1;
const maxId = (batchIndex + 1) * BATCH_SIZE;

try {
const rows = await executeQuery<{ id: number }>(
'SELECT id FROM gwas_catalog WHERE id BETWEEN $1 AND $2 ORDER BY id',
[minId, maxId]
);
return rows.map(row => ({
url: `${SITE_URL}/study/${row.id}`,
lastModified: new Date(),
changeFrequency: 'monthly',
priority: 0.6,
}));
} catch {
return [];
}
export default function sitemap(): MetadataRoute.Sitemap {
return [
{ url: SITE_URL, lastModified: new Date(), changeFrequency: 'weekly', priority: 1.0 },
{ url: `${SITE_URL}/explore`, lastModified: new Date(), changeFrequency: 'daily', priority: 0.9 },
{ url: `${SITE_URL}/dna-chat`, lastModified: new Date(), changeFrequency: 'weekly', priority: 0.8 },
{ url: `${SITE_URL}/overview-report`, lastModified: new Date(), changeFrequency: 'weekly', priority: 0.8 },
{ url: `${SITE_URL}/subscribe`, lastModified: new Date(), changeFrequency: 'weekly', priority: 0.7 },
];
}
2 changes: 1 addition & 1 deletion next-env.d.ts
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
/// <reference types="next" />
/// <reference types="next/image-types/global" />
import "./.next/dev/types/routes.d.ts";
import "./.next/types/routes.d.ts";

// NOTE: This file should not be edited
// see https://nextjs.org/docs/app/api-reference/config/typescript for more information.
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