feat: refactor blog components

src/components/sections/CategorySection.astro

@@ -0,0 +1,93 @@
+---
+import { getCollection } from 'astro:content';
+import { readItems } from '@directus/sdk';
+
+import type { Post } from '@lib/directusTypes';
+
+import CategoryCard from '@components/cards/CategoryCard.astro';
+import directus from '@lib/directus';
+import { timeago } from '@support/time';
+
+const posts = await directus.request(
+  readItems('posts', {
+    filter: { published: { _eq: true } },
+    fields: ['*'],
+    sort: ['-published_date'],
+  })
+);
+
+const layoutPattern = [
+  { col: 2, row: 2 },
+  { col: 2, row: 1 },
+  { col: 1, row: 1 },
+  { col: 1, row: 1 },
+  { col: 1, row: 2 },
+  { col: 2, row: 1 },
+  { col: 1, row: 1 },
+  { col: 1, row: 1 },
+  { col: 1, row: 1 },
+  { col: 1, row: 1 },
+];
+
+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);
+    if (!posts) {
+      posts = [];
+    }
+    posts.push(obj);
+
+    acc.set(obj.category, posts);
+
+    return acc;
+  }, new Map<string, Post[]>());
+
+const categories = (await getCollection('categories'))
+  .sort((a, b) => {
+    const aCount = postMap.get(a.slug)?.length ?? 0;
+    const bCount = postMap.get(b.slug)?.length ?? 0;
+    return bCount - aCount;
+  })
+  .map((c, index) => {
+    const posts = postMap.get(c.slug);
+    const pattern = layoutPattern[index % layoutPattern.length];
+    const smColSpan = Math.min(pattern.col, 2);
+    const mdColSpan = Math.min(pattern.col, 4);
+    const rowSpan = pattern.row;
+    const rowSpanClass = rowSpan > 1 ? `row-span-${rowSpan}` : 'row-span-1';
+    const gridItemClass = `col-span-${smColSpan} md:col-span-${mdColSpan} ${rowSpanClass}`;
+    return {
+      ...c,
+      posts,
+      gridItemClass,
+      layoutPattern: {
+        smCol: smColSpan,
+        mdCol: mdColSpan,
+        row: rowSpan,
+        index,
+      },
+    };
+  });
+---
+
+<section class="mx-auto px-4 py-10 sm:px-6 lg:px-8 lg:py-14 lg:pt-10 2xl:max-w-full">
+  <div class="grid grid-flow-row-dense grid-cols-2 md:grid-cols-4 gap-4">
+    {categories.map((category) => {
+    return (
+    <div
+      class={category.gridItemClass}
+      style={category.layoutPattern.row > 1 ? 'grid-row: span 2 / span 2;' : ''}
+    >
+      <CategoryCard
+        slug={category.slug}
+        title={category.data.title}
+        description={category.data.description}
+        count={postMap.get(category.slug)?.length ?? 0}
+        publishDate={timeago(postMap.get(category.slug)?.[0]?.published_date)}
+      />
+    </div>
+    );
+    })}
+  </div>
+</section>