From 23156d09d3f53e822618f54b97bba4b3c77c85df Mon Sep 17 00:00:00 2001
From: Gil Hanan <gil.hanan@gmail.com>
Date: Fri, 3 Nov 2023 23:11:16 +0200
Subject: [PATCH] SEO

---
 public/robots.txt       |  4 +++
 src/app/sitemap.test.ts | 60 +++++++++++++++++++++++++++++++++++++++++
 src/app/sitemap.ts      | 30 +++++++++++++++++++++
 3 files changed, 94 insertions(+)
 create mode 100644 public/robots.txt
 create mode 100644 src/app/sitemap.test.ts
 create mode 100644 src/app/sitemap.ts

diff --git a/public/robots.txt b/public/robots.txt
new file mode 100644
index 0000000..fd25021
--- /dev/null
+++ b/public/robots.txt
@@ -0,0 +1,4 @@
+User-agent: *
+Allow: /
+
+Sitemap: https://gil-hanan.com/sitemap.xml
\ No newline at end of file
diff --git a/src/app/sitemap.test.ts b/src/app/sitemap.test.ts
new file mode 100644
index 0000000..c351cc8
--- /dev/null
+++ b/src/app/sitemap.test.ts
@@ -0,0 +1,60 @@
+import { MetadataRoute } from "next";
+import { projects } from "@data/projects";
+import sitemap from "@app/sitemap";
+
+jest.mock("./data/projects", () => ({
+  projects: [{ id: "project1" }, { id: "project2" }],
+}));
+
+describe("sitemap", () => {
+  const host = "https://gil-hanan.com";
+  let lastModified: Date;
+  let sitemapResult: MetadataRoute.Sitemap;
+
+  beforeEach(() => {
+    lastModified = new Date();
+    jest.useFakeTimers().setSystemTime(lastModified);
+    sitemapResult = sitemap();
+  });
+
+  afterEach(() => {
+    jest.useRealTimers();
+  });
+
+  it("should include the required static URLs", () => {
+    const staticUrls = [
+      host,
+      `${host}/projects`,
+      `${host}/about`,
+      `${host}/contact`,
+    ];
+
+    staticUrls.forEach((url) => {
+      expect(sitemapResult).toEqual(
+        expect.arrayContaining([
+          expect.objectContaining({
+            url,
+          }),
+        ]),
+      );
+    });
+  });
+
+  it("should include all projects with correct URLs", () => {
+    projects.forEach(({ id }) => {
+      expect(sitemapResult).toEqual(
+        expect.arrayContaining([
+          expect.objectContaining({
+            url: `${host}/projects/${id}`,
+          }),
+        ]),
+      );
+    });
+  });
+
+  it("should have lastModified date set for all entries", () => {
+    sitemapResult.forEach((entry) => {
+      expect(entry.lastModified).toEqual(lastModified);
+    });
+  });
+});
diff --git a/src/app/sitemap.ts b/src/app/sitemap.ts
new file mode 100644
index 0000000..6813383
--- /dev/null
+++ b/src/app/sitemap.ts
@@ -0,0 +1,30 @@
+import { MetadataRoute } from "next";
+import { projects } from "@data/projects";
+
+export default function sitemap(): MetadataRoute.Sitemap {
+  const host = "https://gil-hanan.com";
+  const lastModified = new Date();
+
+  return [
+    {
+      url: host,
+      lastModified,
+    },
+    {
+      url: `${host}/projects`,
+      lastModified,
+    },
+    {
+      url: `${host}/about`,
+      lastModified,
+    },
+    {
+      url: `${host}/contact`,
+      lastModified,
+    },
+    ...projects.map(({ id }) => ({
+      url: `${host}/projects/${id}`,
+      lastModified,
+    })),
+  ];
+}