memento-dev/app/services/Sitemap.ts

116 lines
2.9 KiB
TypeScript

import { navigation } from "@/lib/navigation";
import path from "path";
import fs from "fs";
const __dirname = path.resolve();
const getBaseUrl = () => {
if (process.env.NODE_ENV === "production") {
return "https://memento-dev.fr";
}
return `http://localhost:${process.env.PORT || 3000}`;
};
type SitemapElement = {
location: string;
lastmod: string;
priority: string;
};
class Sitemap {
private readonly pagesPath = path.join(__dirname, "pages");
private readonly dataPath = path.join(__dirname, "data");
private readonly sitemapPath = path.join(__dirname, "public", "sitemap.xml");
private readonly lastModified = new Date().toISOString();
private readonly baseUrl = getBaseUrl();
private urls: SitemapElement[] = [];
private sitemap: string = "";
private static instance: Sitemap;
private constructor() {}
public static getInstance(): Sitemap {
if (!Sitemap.instance) {
Sitemap.instance = new Sitemap();
}
return Sitemap.instance;
}
private resetMemory(): void {
this.sitemap = "";
this.urls = [];
}
private prependSitemap(): void {
this.sitemap = `<?xml version="1.0" encoding="UTF-8"?>`;
this.sitemap += `<urlset xmlns="http://www.sitemaps.org/schemas/sitemap-image/1.1">`;
}
private appendSitemap(): void {
this.sitemap += `</urlset>`;
}
private addSitemapElement(url: SitemapElement): void {}
private buildSitemap(): void {
this.prependSitemap();
this.urls.forEach(this.addSitemapElement.bind(this));
this.appendSitemap();
}
private saveSitemap(): void {
fs.writeFileSync(this.sitemapPath, this.sitemap, "utf8");
}
private loadPriority(href: string): string {
const isRootUrl = ["/", ""].includes(href);
const isMainUrl = ["/docs", "/certifications", "/politique-de-confidentialite", "/mentions-legales"].includes(href);
if (isRootUrl) return "1.0";
if (isMainUrl) return "0.9";
return "0.8";
}
private loadLastModified(href: string): string {}
private loadFile(href: string) {}
private loadUrls(): void {
this.urls = navigation.flatMap((item) => {
return item.links
.map((link) => {
const file = this.loadFile(link.href);
if (!file) {
console.warn(`File not found for URL: ${link.href}`);
return null;
}
return {
location: `${this.baseUrl}${link.href}`,
lastmod: this.loadLastModified(link.href),
priority: this.loadPriority(link.href),
};
})
.filter((url) => url !== null);
});
console.log("Loaded URLs:", this.urls);
}
public generateSitemap(): void {
console.log("Generating sitemap...");
this.resetMemory();
this.loadUrls();
this.buildSitemap();
this.saveSitemap();
console.log("Sitemap generated successfully.");
}
}
export const sitemap = Sitemap.getInstance();