feat(generator): create generator to transform README files

libs/cli/generators.json

@@ -4,6 +4,11 @@
       "factory": "./src/generators/app/generator",
       "schema": "./src/generators/app/schema.json",
       "description": "app generator"
+    },
+    "readme": {
+      "factory": "./src/generators/readme/generator",
+      "schema": "./src/generators/readme/schema.json",
+      "description": "readme generator"
     }
   }
 }

libs/cli/src/generators/readme/generator.ts

@@ -0,0 +1,201 @@
+import { Tree, formatFiles } from '@nx/devkit';
+import { readFile, writeFile } from 'fs/promises';
+
+const README_FILENAME = 'README.md';
+const OMIT = ['memoized', 'projection', 'testing-table', 'testing-forms'];
+
+function findReadMe(tree: Tree, path: string): string[] {
+  let result: string[] = [];
+  if (!tree.isFile(path)) {
+    tree.children(path).forEach((child) => {
+      if (!OMIT.includes(child)) {
+        if (child === README_FILENAME) {
+          result.push(path + '/' + child);
+        } else {
+          result = result.concat(findReadMe(tree, path + '/' + child));
+        }
+      }
+    });
+  }
+  return result;
+}
+
+function findDocFile(
+  tree: Tree,
+  path: string,
+  number: string,
+  result: string[]
+) {
+  if (!tree.isFile(path)) {
+    tree.children(path).forEach((child) => {
+      if (child.startsWith(`${number}-`)) {
+        result.push(path + '/' + child);
+      } else {
+        findDocFile(tree, path + '/' + child, number, result);
+      }
+    });
+  }
+}
+
+function findHref(href) {
+  const regexHref = new RegExp(/href=("|')(.+?)("|')/);
+  const matchHref = href.match(regexHref);
+
+  return matchHref[2];
+}
+
+async function rewriteFile(tree: Tree, file: string) {
+  console.log('Current file', file);
+  const buffer = await readFile(file, { encoding: 'utf-8' });
+
+  const regex = new RegExp(/Answer:(\d+)/);
+  const match = buffer.match(regex);
+
+  if (!match) throw new Error('NO MATCH');
+
+  const number = parseInt(match[1], 10);
+
+  const result = [];
+  findDocFile(
+    tree,
+    './docs/src/content/docs/challenges',
+    String(number),
+    result
+  );
+  const docFile = result[0];
+
+  const pathElts = docFile.split('/');
+  const link = `https://angular-challenges.vercel.app/challenges/${pathElts.at(
+    -2
+  )}/${pathElts.at(-1)}/`;
+
+  const doc = await readFile(docFile, { encoding: 'utf-8' });
+
+  const regexTitle = new RegExp(/title:\s(🟢|🟠|🔴)\s(.+?)\n/);
+  const matchTitle = doc.match(regexTitle);
+  const title = matchTitle[2];
+
+  const regexCommand = new RegExp(/npx nx serve\s(.+?)`\s/);
+  const matchCommand = buffer.match(regexCommand);
+
+  let command = '';
+  if (!matchCommand) {
+    const regexOldCommand = new RegExp(/nx serve\s(.+?)\*/);
+    command = buffer.match(regexOldCommand)[1];
+  } else {
+    command = matchCommand[1];
+  }
+
+  console.log('commande:', command);
+
+  const finalText = `# ${title}
+
+> Author: Thomas Laforge
+
+### Run Application
+
+\`\`\`bash
+npx nx serve ${command}
+\`\`\`
+
+### Documentation and Instruction
+
+Challenge documentation is [here](${link}).
+`;
+
+  await writeFile(file, finalText, { encoding: 'utf-8' });
+
+  ///**** */
+
+  const regexHref = new RegExp(/<a href=("|')(.+?)("|')/, 'g');
+  const href = buffer.match(regexHref).map(findHref);
+
+  console.log('HREF', href);
+
+  let footerText = `:::note
+Start the project by running: \`npx nx serve ${command}\`.
+:::
+
+:::tip[Reminder]
+Your PR title must start with <b>Answer:${number}</b>.
+:::
+
+<div class="article-footer">
+  <a
+    href="${href[0]}"
+    alt="${title} community solutions">
+    ❖ Community Answers
+  </a>
+  <a
+    href='${href[1]}'
+    alt="${title} solution author">
+    ▶︎ Author Answer
+  </a>
+  `;
+
+  if (href[2].startsWith('https://medium')) {
+    footerText = `${footerText}<a
+    href='${href[2]}'
+    target="_blank"
+    rel="noopener noreferrer"
+    alt="${title} blog article">
+    <svg aria-hidden="true" class="astro-yzt5nm4y astro-lq7oo3uf" width="16" height="16" viewBox="0 0 24 24" fill="currentColor" style="--sl-icon-size: 1.5rem;"><path d="M9 10h1a1 1 0 1 0 0-2H9a1 1 0 0 0 0 2Zm0 2a1 1 0 0 0 0 2h6a1 1 0 0 0 0-2H9Zm11-3.06a1.3 1.3 0 0 0-.06-.27v-.09c-.05-.1-.11-.2-.19-.28l-6-6a1.07 1.07 0 0 0-.28-.19h-.09a.88.88 0 0 0-.33-.11H7a3 3 0 0 0-3 3v14a3 3 0 0 0 3 3h10a3 3 0 0 0 3-3V8.94Zm-6-3.53L16.59 8H15a1 1 0 0 1-1-1V5.41ZM18 19a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V5a1 1 0 0 1 1-1h5v3a3 3 0 0 0 3 3h3v9Zm-3-3H9a1 1 0 0 0 0 2h6a1 1 0 0 0 0-2Z"></path></svg>
+     Blog Post
+  </a>
+</div>
+    `;
+  } else {
+    footerText = `${footerText}</div>
+`;
+  }
+
+  const regexHeader = new RegExp(/([\s\S]*?)\s:::note/);
+  const header = doc.match(regexHeader)[1];
+
+  console.log('header', header);
+
+  const regexContent = new RegExp(
+    /Author: Thomas Laforge([\s\S]*?)### Submitting your work/
+  );
+  const matchContent = buffer.match(regexContent);
+
+  let content = '';
+  if (!matchContent) {
+    const regexOldContent = new RegExp(
+      /Author: Thomas Laforge([\s\S]*?)## Submitting your work/
+    );
+    content = buffer.match(regexOldContent)[1];
+  } else {
+    content = matchContent[1];
+  }
+
+  const fullDocText = `${header}
+
+:::note
+WIP
+:::
+     
+<div class="chip">Challenge #${number}</div>
+
+${content}
+
+---
+
+${footerText}
+  `;
+
+  await writeFile(docFile, fullDocText, { encoding: 'utf-8' });
+}
+
+export async function readmeGenerator(tree: Tree) {
+  const readmeFiles = findReadMe(tree, './apps');
+
+  for (const f of readmeFiles) {
+    // const f = './apps/performance/default-onpush/README.md';
+    await rewriteFile(tree, f);
+  }
+
+  await formatFiles(tree);
+}
+
+export default readmeGenerator;

libs/cli/src/generators/readme/schema.json

@@ -0,0 +1,7 @@
+{
+  "$schema": "http://json-schema.org/schema",
+  "$id": "Readme",
+  "title": "",
+  "type": "object",
+  "properties": {}
+}