feat: make taxonomies configurable

Add "tag" and "category" as defaults

1 files changed, 18 insertions, 6 deletions

diff --git a/src/modules/posts.js b/src/modules/posts.js
index cba2372..cf2d80e 100644
--- a/src/modules/posts.js
+++ b/src/modules/posts.js
@@ -56,21 +56,33 @@ function getFolder (folder) {
   )
 }
 
-function toTags (posts) {
-  const tags = new Map()
+function taxonomise (taxonomies, posts) {
+  const taxons = new Map(Object.keys(taxonomies).map(t => [t, new Map()]))
+
   for (let [, post] of posts) {
-    if (post.data.has('tags')) {
-      for (let tag of post.data.get('tags')) {
-        tags.set(tag, (tags.get(tag) || []).concat([post]))
+    for (let [singularName, pluralName] of Object.entries(taxonomies)) {
+      if (post.data.has(pluralName)) {
+        for (let term of post.data.get(pluralName)) {
+          const current = taxons.get(singularName).get(term)
+          taxons
+            .get(singularName)
+            .set(term, current ? current.concat(post) : [post])
+        }
       }
     }
   }
-  return tags
+
+  return taxons
+}
+
+function toTags (posts) {
+  return taxonomise({ tag: 'tags' }, posts).get('tag')
 }
 
 module.exports = {
   get,
   getFolder,
   toTags,
+  taxonomise,
   render
 }