Add tag listings

src/_data/_postData.js

@@ -0,0 +1,110 @@
+const fs = require('fs');
+const merge = require('lodash/merge')
+
+const wordpressPassword = process.env.WORDPRESS_PASSWORD;
+const auth = Buffer.from(`lewis:${wordpressPassword}`).toString('base64');
+
+class PostCache {
+	constructor() {
+		this.readCache();
+	}
+
+	readCache() {
+		if (!fs.existsSync(".cache")) {
+			fs.mkdirSync(".cache");
+		}
+		
+		if (!fs.existsSync(".cache/wordpress_post_fetch.json")) {
+			this.last_read_date = null;
+			this.posts = {};
+		} else {
+			const data = JSON.parse(fs.readFileSync(".cache/wordpress_post_fetch.json"));
+			this.last_read_date = new Date(data.last_read_date);
+			this.posts = data.posts;
+		}
+	}
+
+	writeCache() {
+		fs.writeFileSync(".cache/wordpress_post_fetch.json", JSON.stringify(this, null, 2));
+	}
+
+	async fetchCommentsByType(type = "comment") {
+		const params = new URLSearchParams();
+		params.set("per_page", 100);
+		params.set("type", type);
+
+		if (this.last_read_date) {
+			params.set("modified_after", this.last_read_date.toISOString());
+		}
+
+		const response = await fetch(`https://cms.lewisdale.dev/wp-json/wp/v2/comments?${params.toString()}`, {
+			headers: {
+				"Authorization": `Basic ${auth}`
+			}
+		});
+		return await response.json()
+	}
+
+	async fetchComments() {
+		const likes = await this.fetchCommentsByType("like");
+		const mentions = await this.fetchCommentsByType();
+		const reposts = await this.fetchCommentsByType("repost");
+		
+		const comments = [...likes, ...mentions, ...reposts];
+
+		comments.forEach(comment => {
+			if (this.posts[comment.post]) {
+				this.posts[comment.post].comments[comment.id] = comment;
+			}
+		});
+	}
+
+	async fetchPosts() {
+		const params = new URLSearchParams();
+		params.set("per_page", 100);
+
+		if (this.last_read_date) {
+			params.set("modified_after", this.last_read_date.toISOString());
+		}
+
+		const response = await fetch(`https://cms.lewisdale.dev/wp-json/wp/v2/posts?${params.toString()}`, {
+			headers: {
+				"Authorization": `Basic ${auth}`
+			}
+		});
+		const posts = await response.json();
+
+		posts.forEach(post => {
+			this.posts[post.id] = merge({ comments: {} }, this.posts[post.id], post);
+		});
+	}
+
+	async fetchLatest() {
+		await this.fetchPosts();
+		await this.fetchComments();
+		await this.fetchTags();
+
+		this.last_read_date = new Date();
+		this.writeCache();
+	}
+
+	async fetchTags() {
+		const params = new URLSearchParams();
+		params.set("per_page", 100);
+
+		const response = await fetch(`https://cms.lewisdale.dev/wp-json/wp/v2/tags?${params.toString()}`, {
+			headers: {
+				"Authorization": `Basic ${auth}`
+			}
+		});
+		const tags = await response.json();
+		this.tags = tags.reduce((tagMap, tag) => ({...tagMap, [tag.id]: tag }), {});
+	}
+}
+
+const cache = new PostCache();
+
+module.exports = async function() {
+    await cache.fetchLatest();
+    return cache;
+}

src/_data/posts.js

@@ -1,96 +1,7 @@
-const EleventyFetch = require('@11ty/eleventy-fetch');
+const postCache = require('./_postData');
-const fs = require('fs');
-const merge = require('lodash/merge')
-
-const wordpressPassword = process.env.WORDPRESS_PASSWORD;
-const auth = Buffer.from(`lewis:${wordpressPassword}`).toString('base64');
 
 const dateSort = (a, b) => new Date(b.date) - new Date(a.date);
 
-class PostCache {
-	constructor() {
-		this.readCache();
-	}
-
-	readCache() {
-		if (!fs.existsSync(".cache")) {
-			fs.mkdirSync(".cache");
-		}
-		
-		if (!fs.existsSync(".cache/wordpress_post_fetch.json")) {
-			this.last_read_date = null;
-			this.posts = {};
-		} else {
-			const data = JSON.parse(fs.readFileSync(".cache/wordpress_post_fetch.json"));
-			this.last_read_date = new Date(data.last_read_date);
-			this.posts = data.posts;
-		}
-	}
-
-	writeCache() {
-		fs.writeFileSync(".cache/wordpress_post_fetch.json", JSON.stringify(this, null, 2));
-	}
-
-	async fetchCommentsByType(type = "comment") {
-		const params = new URLSearchParams();
-		params.set("per_page", 100);
-		params.set("type", type);
-
-		if (this.last_read_date) {
-			params.set("modified_after", this.last_read_date.toISOString());
-		}
-
-		const response = await fetch(`https://cms.lewisdale.dev/wp-json/wp/v2/comments?${params.toString()}`, {
-			headers: {
-				"Authorization": `Basic ${auth}`
-			}
-		});
-		return await response.json()
-	}
-
-	async fetchComments() {
-		const likes = await this.fetchCommentsByType("like");
-		const mentions = await this.fetchCommentsByType();
-		const reposts = await this.fetchCommentsByType("repost");
-		
-		const comments = [...likes, ...mentions, ...reposts];
-
-		comments.forEach(comment => {
-			if (this.posts[comment.post]) {
-				this.posts[comment.post].comments[comment.id] = comment;
-			}
-		});
-	}
-
-	async fetchPosts() {
-		const params = new URLSearchParams();
-		params.set("per_page", 100);
-
-		if (this.last_read_date) {
-			params.set("modified_after", this.last_read_date.toISOString());
-		}
-
-		const response = await fetch(`https://cms.lewisdale.dev/wp-json/wp/v2/posts?${params.toString()}`, {
-			headers: {
-				"Authorization": `Basic ${auth}`
-			}
-		});
-		const posts = await response.json();
-
-		posts.forEach(post => {
-			this.posts[post.id] = merge({ comments: {} }, this.posts[post.id], post);
-		});
-	}
-
-	async fetchLatest() {
-		await this.fetchPosts();
-		await this.fetchComments();
-
-		this.last_read_date = new Date();
-		this.writeCache();
-	}
-}
-
 const mapComment = comment => ({
 	author: {
 		name: comment.author_name,
@@ -104,8 +15,7 @@ const 	mapComment = comment => ({
 
 
 module.exports = async () => {
-	const cache = new PostCache();
+	const cache = await postCache();
-	await cache.fetchLatest();
 	
 	const posts = Object.values(cache.posts)
 		.sort(dateSort)
@@ -120,7 +30,12 @@ module.exports = async () => {
 
 					comments[comment.type].push(mapComment(comment));
 					return comments;
-				}, { like: [], reply: [], repost: [] })
+				}, { like: [], reply: [], repost: [] }),
+			tags: post.tags.map(tag => ({
+				name: cache.tags[tag].name,
+				slug: cache.tags[tag].slug,
+				link: cache.tags[tag].link	
+			}))
 		}));
 
 	return posts;

src/_data/tags.js

@@ -0,0 +1,15 @@
+const postCache = require('./_postData');
+
+
+module.exports = async () => {
+	const cache = await postCache();
+	
+	return Object.values(cache.tags).map(tag => {
+        const posts = Object.values(cache.posts).filter(post => post.tags.includes(tag.id));
+        
+        return {
+            ...tag,
+            posts,
+        }
+    });
+};

src/_includes/post.njk

@@ -12,6 +12,14 @@ eleventyComputed:
         <div class="e-content stack-md">
         {{ content | safe }}
         </div>
+        {% if post.tags | length %}
+        <ul role="list">
+            <h2>Tags:</h2>
+            {% for tag in post.tags %}
+                <li><a href="/post/tag/{{ tag.slug }}" rel="tag">#{{ tag.name }}</a></li>
+            {% endfor %}
+        </ul>
+        {% endif %}
     </article>
 
     <section class="stack-sm">

src/blog/tag.html

@@ -0,0 +1,25 @@
+---
+title: Blog
+layout: base.njk
+pagination:
+    data: tags
+    size: 1
+    alias: tag
+eleventyComputed:
+    permalink: "/post/tag/{{ tag.slug }}/"
+---
+
+<main class="wrapper-md stack-lg">
+<h1>Posts tagged “{{ tag.name }}”</h1>
+
+<ol class="stack-xl" role='list'>
+    {% for item in tag.posts %}
+    <li class="stack-xs">
+        <h2><a href="/post/{{ item.slug }}">{{ item.title.rendered | safe }}</a></h2>
+        <time class="block">{{ item.date | parseDate | dateDisplay }}</time>
+        {{ item.excerpt.rendered | safe }}
+        <a href="/post/{{ item.slug }}" class="inline-block">Read more</a>
+    </li>
+    {% endfor %}
+</ol>
+</main>

src/css/exceptions/tags.css

@@ -0,0 +1,8 @@
+li:has(a[rel="tag"]) {
+    display: inline-block;
+    margin-inline-end: 1ch;
+
+    &:not(:last-child):after {
+        content: ",";
+    }
+}