71 lines
2.2 KiB
TypeScript
71 lines
2.2 KiB
TypeScript
import { prisma } from "@/lib/prisma";
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import { locales } from "@/i18n/locales";
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import { getBaseUrl } from "@/lib/seo";
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export type SitemapEntry = {
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url: string;
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lastModified: string;
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changefreq?: "daily" | "weekly" | "monthly" | "yearly";
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priority?: number;
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};
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export function generateSitemapXml(entries: SitemapEntry[]): string {
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const xmlHeader = '<?xml version="1.0" encoding="UTF-8"?>';
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const urlsetOpen = '<urlset xmlns="https://www.sitemaps.org/schemas/sitemap/0.9">';
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const urlsetClose = "</urlset>";
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const urlEntries = entries
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.map((e) => {
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const changefreq = e.changefreq ?? "monthly";
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const priority = typeof e.priority === "number" ? e.priority : 0.8;
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return `
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<url>
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<loc>${e.url}</loc>
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<lastmod>${e.lastModified}</lastmod>
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<changefreq>${changefreq}</changefreq>
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<priority>${priority.toFixed(1)}</priority>
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</url>`;
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})
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.join("");
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return `${xmlHeader}${urlsetOpen}${urlEntries}${urlsetClose}`;
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}
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export async function getSitemapEntries(): Promise<SitemapEntry[]> {
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const baseUrl = getBaseUrl();
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const nowIso = new Date().toISOString();
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const staticPaths = ["", "/projects", "/legal-notice", "/privacy-policy"];
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const staticEntries: SitemapEntry[] = locales.flatMap((locale) =>
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staticPaths.map((p) => {
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const path = p === "" ? `/${locale}` : `/${locale}${p}`;
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return {
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url: `${baseUrl}${path}`,
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lastModified: nowIso,
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changefreq: p === "" ? "weekly" : p === "/projects" ? "weekly" : "yearly",
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priority: p === "" ? 1.0 : p === "/projects" ? 0.8 : 0.5,
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};
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}),
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);
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// Projects: for each project slug we publish per locale (same slug)
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const projects = await prisma.project.findMany({
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where: { published: true },
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select: { slug: true, updatedAt: true },
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orderBy: { updatedAt: "desc" },
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});
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const projectEntries: SitemapEntry[] = projects.flatMap((p) => {
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const lastModified = (p.updatedAt ?? new Date()).toISOString();
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return locales.map((locale) => ({
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url: `${baseUrl}/${locale}/projects/${p.slug}`,
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lastModified,
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changefreq: "monthly",
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priority: 0.7,
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}));
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});
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return [...staticEntries, ...projectEntries];
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}
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