initial commit

packages/learn/seed/getChallenges.js

@@ -0,0 +1,65 @@
+/* eslint-disable no-self-compare */
+// no import here as this runs without babel
+const fs = require('fs-extra');
+const path = require('path');
+
+
+const hiddenFile = /(^(\.|\/\.))|(.md$)/g;
+function getFilesFor(dir) {
+  return fs
+    .readdirSync(path.join(__dirname, '/' + dir))
+    .filter(file => !hiddenFile.test(file))
+    .map(function(file) {
+      let superBlock;
+      if (fs.statSync(path.join(__dirname, dir + '/' + file)).isFile()) {
+        return { file: file };
+      }
+      superBlock = file;
+      return getFilesFor(dir + '/' + superBlock).map(function(data) {
+        return {
+          file: superBlock + '/' + data.file,
+          superBlock: superBlock
+        };
+      });
+    })
+    .reduce(function(files, file) {
+      if (!Array.isArray(file)) {
+        files.push(file);
+        return files;
+      }
+      return files.concat(file);
+    }, []);
+}
+
+function getSupOrder(filePath) {
+  const order = parseInt((filePath || '').split('-')[0], 10);
+  // check for NaN
+  if (order !== order) {
+    return 0;
+  }
+  return order;
+}
+
+function getSupName(filePath) {
+  const order = parseInt((filePath || '').split('-')[0], 10);
+  // check for NaN
+  if (order !== order) {
+    return filePath;
+  }
+
+  return (filePath || '')
+    .split('-')
+    .splice(1)
+    .join('-');
+}
+
+module.exports = function getChallenges() {
+  return getFilesFor('challenges').map(function(data) {
+    const challengeSpec = require('./challenges/' + data.file);
+    challengeSpec.fileName = data.file;
+    challengeSpec.superBlock = getSupName(data.superBlock);
+    challengeSpec.superOrder = getSupOrder(data.superBlock);
+
+    return challengeSpec;
+  });
+};