feat: use many to one relationship for categories in directus

src/components/sections/CategorySection.astro

@@ -10,7 +10,7 @@ import { timeago } from '@support/time';
 const posts = await directus.request(
   readItems('posts', {
     filter: { published: { _eq: true } },
-    fields: ['*'],
+    fields: ['*', 'category.slug'],
     sort: ['-published_date'],
   })
 );
@@ -31,13 +31,16 @@ const layoutPattern = [
 const postMap: Map<string, Post[]> = posts
   .sort((a: Post, b: Post) => b.published_date.valueOf() - a.published_date.valueOf())
   .reduce((acc, obj) => {
-    let posts = acc.get(obj.category);
+    const categorySlug = obj.category?.slug;
+    if (!categorySlug) return acc;
+
+    let posts = acc.get(categorySlug);
     if (!posts) {
       posts = [];
     }
     posts.push(obj);
 
-    acc.set(obj.category, posts);
+    acc.set(categorySlug, posts);
 
     return acc;
   }, new Map<string, Post[]>());

src/lib/directusTypes.ts

@@ -37,7 +37,7 @@ export type Post = {
   title: string;
   description: string;
   tags: string[];
-  category: string;
+  category: Category;
   selected: boolean;
   published: boolean;
   content: string;

src/pages/blog/[...slug].astro

@@ -17,7 +17,9 @@ import { getDirectusImageURL } from '@/support/url';
 const post = Astro.props;
 
 export async function getStaticPaths() {
-  const posts = await directus.request(readItems('posts'));
+  const posts = await directus.request(readItems('posts', {
+    fields: ['*', 'category.*'],
+  }));
   return posts.map((post) => ({
     params: { slug: post.slug },
     props: post,
@@ -25,12 +27,7 @@ export async function getStaticPaths() {
 }
 
 const global = await directus.request(readSingleton('site_global'));
-const [category] = post.category ? await directus.request(
-  readItems('categories', {
-    filter: { slug: { _eq: post.category },},
-    limit: 1,
-  }))
-  : [];
+const category = post.category;
 
 const readingTime = getReadingTime(post.content || '');
 

src/pages/categories/[...slug].astro

@@ -22,7 +22,7 @@ const global = await directus.request(readSingleton('site_global'));
 const posts = await directus.request(
   readItems('posts', {
     filter: { published: { _eq: true } },
-    fields: ['*'],
+    fields: ['*', 'category.slug'],
     sort: ['-published_date'],
   })
 );
@@ -30,7 +30,7 @@ const posts = await directus.request(
 const categoriesPosts = posts
   .sort((a: Post, b: Post) => b.published_date.valueOf() - a.published_date.valueOf())
   .filter((b) => {
-    return b.category === category.slug;
+    return b.category?.slug === category.slug;
   });
 ---