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import { MetadataRoute } from "next";
export const revalidate = 0;
async function getTotalCounts() {
const response = await fetch(
`${process.env.NEXT_PUBLIC_WORDPRESS_API_URL}/wp-json/sitemap/v1/totalpages`,
);
const data = await response.json();
if (!data) return [];
const propertyNames = Object.keys(data);
const excludeItems = ["page", "user", "category", "tag"];
let totalArray = propertyNames
.filter((name) => !excludeItems.includes(name))
.map((name) => {
return { name, total: data[name] };
});
return totalArray;
}
async function getPostsUrls({
page,
type,
perPage,
}: {
page: number;
type: string;
perPage: number;
}) {
const response = await fetch(
`${process.env.NEXT_PUBLIC_WORDPRESS_API_URL}/wp-json/sitemap/v1/posts?pageNo=${page}&postType=${type}&perPage=${perPage}`,
);
const data = await response.json();
if (!data) return [];
const posts = data.map((post: any) => {
return {
url: `${process.env.NEXT_PUBLIC_BASE_URL}${post.url}`,
lastModified: new Date(post.post_modified_date)
.toISOString()
.split("T")[0],
};
});
return posts;
}
export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
const sitemap = [];
const details = await getTotalCounts();
const postsUrls = await Promise.all(
details.map(async (detail) => {
const { name, total } = detail;
const perPage = 50;
const totalPages = Math.ceil(total / perPage);
const urls = await Promise.all(
Array.from({ length: totalPages }, (_, i) => i + 1).map((page) =>
getPostsUrls({ page, type: name, perPage }),
),
);
return urls.flat();
}),
);
const posts = postsUrls.flat();
sitemap.push(...posts);
return sitemap;
}
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