Include word count in article metadata

lib/generate/posts.ts

@@ -26,7 +26,8 @@ export default async function posts(): Promise<Page[]> {
 		page.text = util.render(page.text, { metadata: page.metadata }, postPath);
 
 		if (page.metadata.source && page.metadata.source!.endsWith(".md")) {
-			(<PostMetadata>page.metadata).readingTime = util.getReadingTime(page.text);
+			(<PostMetadata>page.metadata).wordCount = util.getWordCount(page.text);
+			(<PostMetadata>page.metadata).readingTime = util.getReadingTime((<PostMetadata>page.metadata).wordCount);
 
 			page.text = markdown.render(page.text);
 		}

lib/generate/tutorials.ts

@@ -23,7 +23,8 @@ async function generateTutorials(group: string): Promise<Page[]> {
 		}
 
 		if (page.metadata.source && page.metadata.source!.endsWith(".md")) {
-			(<PostMetadata>page.metadata).readingTime = util.getReadingTime(page.text);
+			(<PostMetadata>page.metadata).wordCount = util.getWordCount(page.text);
+			(<PostMetadata>page.metadata).readingTime = util.getReadingTime((<PostMetadata>page.metadata).wordCount);
 
 			page.text = markdown.render(page.text);
 		}

lib/metadata.ts

@@ -18,6 +18,7 @@ export interface PostMetadata extends Metadata {
 	category: string;
 	date: string | Date;
 	readingTime?: number;
+	wordCount?: number;
 	excerpt?: string;
 	uuid: string;
 }
@@ -34,4 +35,4 @@ export async function get(path: string): Promise<Page> {
 		configure(metadata);
 	}
 	return {text, metadata};
-}
+}

lib/util.ts

@@ -12,9 +12,12 @@ export async function write(filePath: string, data: any) {
 	await fs.writeFile(dest, data);
 }
 
-export function getReadingTime(text: string): number {
+export function getWordCount(text: string): number {
+	return text.split(/\s+/).length;
+}
+
+export function getReadingTime(words: number): number {
 	const avgWPM = 225;
-	const words = text.split(/\s+/).length;
 	return Math.max(1, Math.round(words / avgWPM))
 }
 
@@ -52,4 +55,4 @@ export function render(template: string, data: any, filename?: string): string {
 	return ejs.render(template, data, {
 		filename
 	});
-}
+}

site/includes/article-meta.html.ejs

@@ -17,6 +17,6 @@
 	<% } %>
 	<% if (metadata.readingTime) { %>
 		•
-		<%= metadata.readingTime %> min read
+		<span title="<%= metadata.wordCount %> words"><%= metadata.readingTime %> min read</span>
 	<% } %>
 </p>