From 915c1b0a3aee8b37df26e6648969a9bcec72f2cc Mon Sep 17 00:00:00 2001
From: Sam Carlton <sam@sam.lc>
Date: Mon, 6 Jun 2022 20:41:37 -0500
Subject: [PATCH] Save sitemap as xml during build

---
 build-lists.js               |  8 +++++---
 helpers/api/sitemap/build.js | 25 +++++++++++++++++++++++++
 helpers/constants.js         |  4 ++++
 3 files changed, 34 insertions(+), 3 deletions(-)
 create mode 100644 helpers/api/sitemap/build.js

diff --git a/build-lists.js b/build-lists.js
index a090163..aa1a67a 100644
--- a/build-lists.js
+++ b/build-lists.js
@@ -13,6 +13,7 @@ import buildGamesList from '~/helpers/build-game-list.js'
 import buildHomebrewList from '~/helpers/build-homebrew-list.js'
 import buildVideoList from '~/helpers/build-video-list.js'
 import buildDeviceList from '~/helpers/build-device-list.js'
+import { saveSitemap } from '~/helpers/api/sitemap/build.js'
 import { deviceSupportsApp } from '~/helpers/devices.js'
 import getListSummaryNumbers from '~/helpers/get-list-summary-numbers.js'
 
@@ -697,13 +698,14 @@ class BuildLists {
             })
         } )
 
-        // Add paginated category lists to sitemap
-        // sitemapEndpoints.push( ...this.getKindListForCategories() )
-
         // Save sitemap endpoints
         console.log('Building Sitemap JSON')
         await this.saveToJson( sitemapEndpoints, './static/sitemap-endpoints.json')
 
+        // Save XML Sitemap
+        console.log('Building XML Sitemap')
+        await saveSitemap( sitemapEndpoints.map( ({ route }) => route ) )
+
         // Save stork toml index
         console.log('Building Stork toml index')
         await writeStorkToml( sitemapEndpoints )
diff --git a/helpers/api/sitemap/build.js b/helpers/api/sitemap/build.js
new file mode 100644
index 0000000..578a71e
--- /dev/null
+++ b/helpers/api/sitemap/build.js
@@ -0,0 +1,25 @@
+// import fs from 'fs-extra'
+import { simpleSitemapAndIndex } from 'sitemap'
+
+
+import { 
+    sitemapLocation 
+} from '~/helpers/constants.js'
+
+export async function saveSitemap ( sitemapUrls ) {
+
+    await simpleSitemapAndIndex({
+        hostname: process.env.PUBLIC_URL,
+        destinationDir: sitemapLocation,
+        gzip: false,
+        // [{ url: '/page-1/', changefreq: 'daily'}, ...],
+        sourceData: sitemapUrls.map( url => {
+            return {
+                url,
+                // Google doesn't care about changefreq and priority - https://www.seroundtable.com/google-priority-change-frequency-xml-sitemap-20273.html
+                // changefreq: 'daily'
+            }
+        }),
+    })
+
+}
diff --git a/helpers/constants.js b/helpers/constants.js
index 1bc0880..f6d7411 100644
--- a/helpers/constants.js
+++ b/helpers/constants.js
@@ -1,2 +1,6 @@
 
 export const filterSeparator = '_'
+
+export const sitemapLocation = './static/'
+
+export const sitemapIndexFileName = 'sitemap-index.xml'
\ No newline at end of file