Rearrange scripts

scripts/roadmap-dirs.cjs

@@ -0,0 +1,166 @@
+const fs = require('fs');
+const path = require('path');
+
+const CONTENT_DIR = path.join(__dirname, '../content');
+// Directory containing the roadmaps
+const ROADMAP_CONTENT_DIR = path.join(__dirname, '../src/data/roadmaps');
+const roadmapId = process.argv[2];
+
+const allowedRoadmapIds = fs.readdirSync(ROADMAP_CONTENT_DIR);
+if (!roadmapId) {
+  console.error('roadmapId is required');
+  process.exit(1);
+}
+
+if (!allowedRoadmapIds.includes(roadmapId)) {
+  console.error(`Invalid roadmap key ${roadmapId}`);
+  console.error(`Allowed keys are ${allowedRoadmapIds.join(', ')}`);
+  process.exit(1);
+}
+
+// Directory holding the roadmap content files
+const roadmapDirName = fs
+  .readdirSync(ROADMAP_CONTENT_DIR)
+  .find((dirName) => dirName.replace(/\d+-/, '') === roadmapId);
+
+if (!roadmapDirName) {
+  console.error('Roadmap directory not found');
+  process.exit(1);
+}
+
+const roadmapDirPath = path.join(ROADMAP_CONTENT_DIR, roadmapDirName);
+const roadmapContentDirPath = path.join(
+  ROADMAP_CONTENT_DIR,
+  roadmapDirName,
+  'content'
+);
+
+// If roadmap content already exists do not proceed as it would override the files
+if (fs.existsSync(roadmapContentDirPath)) {
+  console.error(`Roadmap content already exists @ ${roadmapContentDirPath}`);
+  process.exit(1);
+}
+
+function prepareDirTree(control, dirTree, dirSortOrders) {
+  // Directories are only created for groups
+  if (control.typeID !== '__group__') {
+    return;
+  }
+
+  // e.g. 104-testing-your-apps:other-options
+  const controlName = control?.properties?.controlName || '';
+  // e.g. 104
+  const sortOrder = controlName.match(/^\d+/)?.[0];
+
+  // No directory for a group without control name
+  if (!controlName || !sortOrder) {
+    return;
+  }
+
+  // e.g. testing-your-apps:other-options
+  const controlNameWithoutSortOrder = controlName.replace(/^\d+-/, '');
+  // e.g. ['testing-your-apps', 'other-options']
+  const dirParts = controlNameWithoutSortOrder.split(':');
+
+  // Nest the dir path in the dirTree
+  let currDirTree = dirTree;
+  dirParts.forEach((dirPart) => {
+    currDirTree[dirPart] = currDirTree[dirPart] || {};
+    currDirTree = currDirTree[dirPart];
+  });
+
+  dirSortOrders[controlNameWithoutSortOrder] = Number(sortOrder);
+
+  const childrenControls = control.children.controls.control;
+  // No more children
+  if (childrenControls.length) {
+    childrenControls.forEach((childControl) => {
+      prepareDirTree(childControl, dirTree, dirSortOrders);
+    });
+  }
+
+  return { dirTree, dirSortOrders };
+}
+
+const roadmap = require(path.join(
+  __dirname,
+  `../public/jsons/roadmaps/${roadmapId}`
+));
+const controls = roadmap.mockup.controls.control;
+
+// Prepare the dir tree that we will be creating and also calculate the sort orders
+const dirTree = {};
+const dirSortOrders = {};
+
+controls.forEach((control) => {
+  prepareDirTree(control, dirTree, dirSortOrders);
+});
+
+/**
+ * @param parentDir Parent directory in which directory is to be created
+ * @param dirTree Nested dir tree to be created
+ * @param sortOrders Mapping from groupName to sort order
+ * @param filePaths The mapping from groupName to file path
+ */
+function createDirTree(parentDir, dirTree, sortOrders, filePaths = {}) {
+  const childrenDirNames = Object.keys(dirTree);
+  const hasChildren = childrenDirNames.length !== 0;
+
+  // @todo write test for this, yolo for now
+  const groupName = parentDir
+    .replace(roadmapContentDirPath, '') // Remove base dir path
+    .replace(/(^\/)|(\/$)/g, '') // Remove trailing slashes
+    .replace(/(^\d+?-)/g, '') // Remove sorting information
+    .replaceAll('/', ':') // Replace slashes with `:`
+    .replace(/:\d+-/, ':');
+
+  const humanizedGroupName = groupName
+    .split(':')
+    .pop()
+    ?.replaceAll('-', ' ')
+    .replace(/^\w/, ($0) => $0.toUpperCase());
+
+  const sortOrder = sortOrders[groupName] || '';
+
+  // Attach sorting information to dirname
+  // e.g. /roadmaps/100-frontend/content/internet
+  // ———> /roadmaps/100-frontend/content/103-internet
+  if (sortOrder) {
+    parentDir = parentDir.replace(/(.+?)([^\/]+)?$/, `$1${sortOrder}-$2`);
+  }
+
+  // If no children, create a file for this under the parent directory
+  if (!hasChildren) {
+    let fileName = `${parentDir}.md`;
+    fs.writeFileSync(fileName, `# ${humanizedGroupName}`);
+
+    filePaths[groupName || 'home'] = fileName.replace(CONTENT_DIR, '');
+    return filePaths;
+  }
+
+  // There *are* children, so create the parent as a directory
+  // and create `index.md` as the content file for this
+  fs.mkdirSync(parentDir);
+
+  let readmeFilePath = path.join(parentDir, 'index.md');
+  fs.writeFileSync(readmeFilePath, `# ${humanizedGroupName}`);
+
+  filePaths[groupName || 'home'] = readmeFilePath.replace(CONTENT_DIR, '');
+
+  // For each of the directory names, create a
+  // directory inside the given directory
+  childrenDirNames.forEach((dirName) => {
+    createDirTree(
+      path.join(parentDir, dirName),
+      dirTree[dirName],
+      dirSortOrders,
+      filePaths
+    );
+  });
+
+  return filePaths;
+}
+
+// Create directories and get back the paths for created directories
+createDirTree(roadmapContentDirPath, dirTree, dirSortOrders);
+console.log('Created roadmap content directory structure');