feat: add block description to mobile curriculum (#45370)

* feat: add block description to mobile curriculum

* feat: add superblock names

curriculum/getChallenges.js

@@ -177,10 +177,15 @@ async function buildBlocks({ basename: blockName }, curriculum, superBlock) {
     __dirname,
     `./challenges/_meta/${blockName}/meta.json`
   );
-  let blockMeta;
-  try {
-    blockMeta = require(metaPath);
+
+  if (fs.existsSync(metaPath)) {
+    // try to read the file, if the meta path does not exist it should be a certification.
+    // As they do not have meta files.
+
+    const blockMeta = JSON.parse(fs.readFileSync(metaPath));
+
     const { isUpcomingChange } = blockMeta;
+
     if (typeof isUpcomingChange !== 'boolean') {
       throw Error(
         `meta file at ${metaPath} is missing 'isUpcomingChange', it must be 'true' or 'false'`
@@ -192,10 +197,7 @@ async function buildBlocks({ basename: blockName }, curriculum, superBlock) {
       const blockInfo = { meta: blockMeta, challenges: [] };
       curriculum[superBlock].blocks[blockName] = blockInfo;
     }
-  } catch (e) {
-    if (e.code !== 'MODULE_NOT_FOUND') {
-      throw e;
-    }
+  } else {
     curriculum['certifications'].blocks[blockName] = { challenges: [] };
   }
 }

tools/scripts/build/build-mobile-curriculum.js

@@ -3,6 +3,10 @@ const path = require('path');
 
 exports.buildMobileCurriculum = function buildMobileCurriculum(json) {
   const mobileStaticPath = path.resolve(__dirname, '../../../client/static');
+  const blockIntroPath = path.resolve(
+    __dirname,
+    '../../../client/i18n/locales/english/intro.json'
+  );
 
   fs.mkdirSync(`${mobileStaticPath}/mobile`, { recursive: true });
   writeAndParseCurriculumJson(json);
@@ -12,7 +16,14 @@ exports.buildMobileCurriculum = function buildMobileCurriculum(json) {
       key => key !== 'certifications'
     );
 
-    writeToFile('availableSuperblocks', { superblocks: superBlockKeys });
+    writeToFile('availableSuperblocks', {
+      // removing "/" as it will create an extra sub-path when accessed via an endpoint
+
+      superblocks: [
+        superBlockKeys.map(key => key.replace(/\//, '-')),
+        getSuperBlockNames(superBlockKeys)
+      ]
+    });
 
     for (let i = 0; i < superBlockKeys.length; i++) {
       const superBlock = {};
@@ -25,16 +36,32 @@ exports.buildMobileCurriculum = function buildMobileCurriculum(json) {
 
       for (let j = 0; j < blockNames.length; j++) {
         superBlock[superBlockKeys[i]]['blocks'][blockNames[j]] = {};
+
+        superBlock[superBlockKeys[i]]['blocks'][blockNames[j]]['desc'] =
+          getBlockDescription(superBlockKeys[i], blockNames[j]);
+
         superBlock[superBlockKeys[i]]['blocks'][blockNames[j]]['challenges'] =
           curriculum[superBlockKeys[i]]['blocks'][blockNames[j]]['meta'];
       }
 
-      writeToFile(superBlockKeys[i], superBlock);
+      writeToFile(superBlockKeys[i].replace(/\//, '-'), superBlock);
     }
   }
 
-  function writeToFile(filename, json) {
-    const fullPath = `${mobileStaticPath}/mobile/${filename}.json`;
+  function getBlockDescription(superBlockKey, blockKey) {
+    const intros = JSON.parse(fs.readFileSync(blockIntroPath));
+
+    return intros[superBlockKey]['blocks'][blockKey]['intro'];
+  }
+
+  function getSuperBlockNames(superBlockKeys) {
+    const superBlocks = JSON.parse(fs.readFileSync(blockIntroPath));
+
+    return superBlockKeys.map(key => superBlocks[key].title);
+  }
+
+  function writeToFile(fileName, json) {
+    const fullPath = `${mobileStaticPath}/mobile/${fileName}.json`;
     fs.mkdirSync(path.dirname(fullPath), { recursive: true });
     fs.writeFileSync(fullPath, JSON.stringify(json, null, 2));
   }

tools/scripts/build/mobile-curriculum.test.js

@@ -0,0 +1,53 @@
+const path = require('path');
+const fs = require('fs');
+const { AssertionError } = require('chai');
+const { getChallengesForLang } = require('../../../curriculum/getChallenges');
+const { buildMobileCurriculum } = require('./build-mobile-curriculum');
+const { mobileSchemaValidator } = require('./mobileSchema');
+
+describe('mobile curriculum build', () => {
+  const mobileStaticPath = path.resolve(__dirname, '../../../client/static');
+  const blockIntroPath = path.resolve(
+    __dirname,
+    '../../../client/i18n/locales/english/intro.json'
+  );
+
+  const validateMobileSuperBlock = mobileSchemaValidator();
+
+  let curriculum;
+
+  beforeAll(async () => {
+    curriculum = await getChallengesForLang('english');
+    await buildMobileCurriculum(curriculum);
+  }, 20000);
+
+  test('the mobile curriculum should have a static folder with multiple files', () => {
+    expect(fs.existsSync(`${mobileStaticPath}/mobile`)).toBe(true);
+
+    expect(fs.readdirSync(`${mobileStaticPath}/mobile`).length).toBeGreaterThan(
+      0
+    );
+  });
+
+  test('the mobile curriculum should have access to the intro.json file', () => {
+    expect(fs.existsSync(blockIntroPath)).toBe(true);
+  });
+
+  test('the files generated should have the correct schema', () => {
+    const fileArray = fs.readdirSync(`${mobileStaticPath}/mobile`);
+
+    fileArray
+      .filter(fileInArray => fileInArray !== 'availableSuperblocks.json')
+      .forEach(fileInArray => {
+        const fileContent = fs.readFileSync(
+          `${mobileStaticPath}/mobile/${fileInArray}`
+        );
+
+        const result = validateMobileSuperBlock(JSON.parse(fileContent));
+
+        if (result.error) {
+          throw new AssertionError(result.error, `file: ${fileInArray}`);
+        }
+      });
+  });
+});

tools/scripts/build/mobileSchema.js

@@ -0,0 +1,32 @@
+const Joi = require('joi');
+
+const blockSchema = Joi.object({}).keys({
+  desc: Joi.array().min(1),
+  challenges: Joi.object({}).keys({
+    name: Joi.string(),
+    isUpcomingChange: Joi.bool(),
+    usesMultifileEditor: Joi.bool().optional(),
+    hasEditableBoundaries: Joi.bool().optional(),
+    isBeta: Joi.bool().optional(),
+    dashedName: Joi.string(),
+    order: Joi.number(),
+    time: Joi.string().allow(''),
+    template: Joi.string().allow(''),
+    required: Joi.array(),
+    superBlock: Joi.string(),
+    challengeOrder: Joi.array().items(Joi.array().min(1))
+  })
+});
+
+const subSchema = Joi.object({}).keys({
+  blocks: Joi.object({}).pattern(Joi.string(), Joi.object().concat(blockSchema))
+});
+
+const schema = Joi.object({}).pattern(
+  Joi.string(),
+  Joi.object().concat(subSchema)
+);
+
+exports.mobileSchemaValidator = () => {
+  return superblock => schema.validate(superblock);
+};