optimize component-stats

remove JSDOM and instead use the documentsConverted event,
before the HTML is added to its frame.
Use the lightweight `striptags` module.

Author: osfameron

lib/component-stats.js

@@ -1,23 +1,27 @@
-const {JSDOM} = require('jsdom')
+const striptags = require('striptags');
+
+const output = []
 
 module.exports.register = function () {
-  this.once('sitePublished', ({ playbook, contentCatalog }) => {
+  this.once('documentsConverted', ({ playbook, contentCatalog }) => {
 
     console.time('get-component-stats')
 
     contentCatalog.getComponents().forEach((component) => {
       component.versions.forEach((componentVersion, index) => {
         const pages = contentCatalog.getPages(it => it.src.component === componentVersion.name && it.src.version === componentVersion.version)
 
-        const wc = pages.map(page => {
-          const dom = new JSDOM(page.contents.toString())
-          const node = dom.window.document.querySelector('article')
-          if (node) {
-            return wordcount(node.textContent)
-          }
-          else { return 0 }
-        })
-        console.log({
+        const wc = pages.map(page => wordcount(striptags(page.contents.toString())))
+        // const wc = pages.map(page => {
+          // const dom = new JSDOM(page.contents.toString())
+          // const node = dom.window.document.querySelector('article')
+          // if (node) {
+            // return wordcount(node.textContent)
+          // }
+          // else { return 0 }
+        // })
+
+        output.push({
           component: componentVersion.name,
           version: componentVersion.version,
           pages: pages.length,
@@ -27,6 +31,14 @@ module.exports.register = function () {
     })
 
     console.timeEnd('get-component-stats')
+
+  })
+
+  this.once('sitePublished', ({}) => {
+    console.log(output)
+
+    const total_words = sum(output.map(c => c.words))
+    console.log(`Total words: ${total_words}`)
   })
 }