data steps: content function evaluation essentials

Also some more actual content in generateAlbumInfoPageContent,
which is in fact fully working as-is(!!).

1 files changed, 27 insertions, 0 deletions

diff --git a/src/content/dependencies/generateAdditionalFilesShortcut.js b/src/content/dependencies/generateAdditionalFilesShortcut.js
new file mode 100644
index 0000000..dd097e2
--- /dev/null
+++ b/src/content/dependencies/generateAdditionalFilesShortcut.js
@@ -0,0 +1,27 @@
+export default {
+  extraDependencies: [
+    'html',
+    'language',
+  ],
+
+  data(additionalFiles) {
+    return {
+      titles: additionalFiles.map(fileGroup => fileGroup.title),
+    };
+  },
+
+  generate(data, {
+    html,
+    language,
+  }) {
+    return language.$('releaseInfo.additionalFiles.shortcut', {
+      anchorLink:
+        html.tag('a',
+          {href: '#additional-files'},
+          language.$('releaseInfo.additionalFiles.shortcut.anchorLink')),
+
+      titles:
+        language.formatUnitList(data.titles),
+    });
+  },
+}