Add Page SEO

apps/codeforafrica/jest.setup.js

@@ -17,6 +17,8 @@ global.TextDecoder = jest.fn().mockImplementation(() => ({
   decode: jest.fn(),
 }));
 
+process.env.NEXT_PUBLIC_APP_URL = "http://localhost:3000";
+
 jest.mock("next/router", () => ({
   useRouter: jest.fn().mockImplementation(() => ({
     asPath: "",

apps/codeforafrica/payload.config.ts

@@ -65,7 +65,7 @@ export default buildConfig({
       },
     }),
     seo({
-      collections: [],
+      collections: ["pages"],
       globals: [],
       uploadsCollection: "media",
       generateTitle: ({ doc }: any) => doc?.title?.value as string,

apps/codeforafrica/src/lib/data/common/index.js

@@ -1,5 +1,6 @@
 import blockify from "@/codeforafrica/lib/data/blockify";
 import pagify from "@/codeforafrica/lib/data/pagify";
+import getPageSeoFromMeta from "@/codeforafrica/lib/data/seo";
 import { imageFromMedia } from "@/codeforafrica/lib/data/utils";
 
 function getNavBar(settings) {
@@ -161,10 +162,12 @@ export async function getPageProps(api, context) {
   const navbar = getNavBar(settings);
   const footer = getFooter(settings);
 
+  const seo = getPageSeoFromMeta(page, settings);
   return {
     blocks,
     footer,
     navbar,
+    seo,
   };
 }
 

apps/codeforafrica/src/lib/data/seo.js

@@ -0,0 +1,67 @@
+import site from "@/codeforafrica/utils/site";
+
+function stringifyDescription(description) {
+  if (!Array.isArray(description)) {
+    return "";
+  }
+  return description.reduce((result, item) => {
+    if (item.text) {
+      // eslint-disable-next-line no-param-reassign
+      result += item.text;
+    }
+
+    if (Array.isArray(item.children)) {
+      // eslint-disable-next-line no-param-reassign
+      result += stringifyDescription(item.children);
+    }
+    return result;
+  }, "");
+}
+
+export default function getPageSeoFromMeta(page, settings) {
+  const { title: pageTitle, meta: pageMeta } = page;
+  const {
+    title: metaTitle,
+    description: metaDescription,
+    image = {},
+  } = pageMeta;
+  const { title: siteTitle, description: siteDescription } = settings;
+  const title =
+    metaTitle ||
+    pageTitle ||
+    siteTitle ||
+    process.env.NEXT_PUBLIC_APP_NAME ||
+    null;
+  const description =
+    metaDescription || stringifyDescription(siteDescription) || null;
+  const titleTemplate = siteTitle ? `%s | ${siteTitle}` : null;
+  const defaultTitle = siteTitle || null;
+  const canonical = site.url.replace(/\/+$/, "");
+  const openGraph = {
+    title,
+    description,
+    type: "website",
+    site_name: siteTitle,
+  };
+  if (image.url) {
+    const { alt, height, mimeType: type, url, width } = image;
+    openGraph.images = [
+      {
+        alt: alt || title || defaultTitle,
+        height,
+        type,
+        url,
+        width,
+      },
+    ];
+  }
+
+  return {
+    title,
+    titleTemplate,
+    defaultTitle,
+    description,
+    canonical,
+    openGraph,
+  };
+}