Added doctype to all HTML templates

- Added "ViewMode"

Dockerfile

@@ -0,0 +1,19 @@
+FROM node:19.4.0-slim as node
+
+WORKDIR /app/
+
+COPY ./package.json .
+COPY ./package-lock.json .
+COPY ./inc ./inc
+COPY ./layouts ./layouts
+COPY ./platforms ./platforms
+COPY ./routes ./routes
+COPY ./env.js .
+COPY ./helpers.js .
+COPY ./rollup.config.js .
+COPY ./server.js .
+
+RUN npm install
+
+EXPOSE 3010
+CMD npm run view-mode

helpers.js

@@ -9,6 +9,12 @@ import archiver from "archiver";
 import {buildWordPress} from "./platforms/wordpress/wordpress-adapter.js";
 import {buildHubspotEmail} from "./platforms/hubspot/hubspot-email-adapter.js";
 import {buildHubspotPage} from "./platforms/hubspot/hubspot-page-adapter.js";
+import fs from "fs/promises";
+import {constants} from "fs";
+import fetch from "node-fetch";
+import mime from "mime-types";
+import {exec} from "child_process";
+import {REGISTRY_URL} from "@axe-web/create-block/env.js";
 
 const __filename = fileURLToPath(import.meta.url);
 const __dirname = path.dirname(__filename);
@@ -26,6 +32,7 @@ export async function readJSONFile(jsonFile) {
   let data = {};
 
   try {
+    await fs.access(jsonFile, constants.F_OK | constants.R_OK);
     data = await fsExtra.readJson(jsonFile);
   } catch (e) {
     return {
@@ -44,33 +51,46 @@ function getErrorHtml(message = '', errorMessage = '') {
 }
 
 export async function getBlockData(jsonFileName = 'default', {projectPath} = {jsonFileName: 'default'}) {
-  let data = await readJSONFile(path.join(projectPath, 'data', `${jsonFileName}.json`));
+  const filePath = path.join(projectPath, 'data', `${jsonFileName}.json`);
+  const data = await readJSONFile(filePath);
+
   if (data.error) {
-    return data;
+    console.log(filePath, data.errorMessage.replace(/<[^>]*>?/gm, ''));
+    return {};
   }
 
   return data;
 }
 
-export function getBlockConfigs(args = {modulesPath: '', dataFiles: []}) {
-  return Object.assign(JSON.parse(JSON.stringify(config)), // The entire config object.
+export async function getBlockConfigs(args) {
+  const config = await readJSONFile(path.join('blocks', '@' + args.project, args.name, 'config', 'default.json'));
+
+  const updatedConfig = Object.assign({}, config, // The entire config object.
     {
-      projectDir: args.modulesPath, dataFiles: args.dataFiles.map((name) => {
+      projectDir: '', dataFiles: args.dataFiles.map((name) => {
         return {
           name,
         };
-      }), remToPx: config.has('remToPx') ? config.get('remToPx') : 16,
+      }), remToPx: 16,
     });
+
+  // Avoid cache conflict on Global Project css/js files.
+  if (updatedConfig.project) {
+    updatedConfig.project.css = updatedConfig.project.css ? updatedConfig.project.css + '?cache=' + Date.now() : undefined;
+    updatedConfig.project.js = updatedConfig.project.js ? updatedConfig.project.js + '?cache=' + Date.now() : undefined;
+  }
+
+  return updatedConfig;
 }
 
 export function getBlockName(name = '') {
-  if (name.startsWith('@')) {
-    name = name.substring(1);
-  }
+  // Remove all @ from the beginning of the string.
+  name = name.replace(/^@/, '');
 
   const arr = name.split('/');
 
   return {
+    blockName: `@${arr[0]}/${arr[1]}`,
     project: arr[0],
     name: arr[1],
   };
@@ -98,7 +118,7 @@ export function capitalize(str) {
 
   return str
     .toLowerCase()
-    .split(/[ -_]/g)
+    .split(/[-_ ]/g)
     .filter((word) => !!word)
     .map((word) => {
       return word.charAt(0).toUpperCase() + word.slice(1);
@@ -160,3 +180,213 @@ export async function buildExportFiles(blockName, platform) {
     await buildHubspotPage(blockName)
   }
 }
+
+export function removeCommentsFromCss(content) {
+  return content.replace(/\/\*[\s\S]*?\*\/|([^:]|^)\/\/.*$/gm, '');
+}
+
+export function removeCommentsFromJs(content) {
+  return content.replace(/\/\*[\s\S]*?\*\/|([^:]|^)\/\/.*$/gm, '');
+}
+
+export async function uploadFile(filePath, uploadUrl, validator) {
+  const options = {};
+
+  const contentType = mime.lookup(filePath);
+  if (['text/css', 'application/javascript'].includes(contentType)) {
+    options.encoding = 'utf8';
+  }
+
+  let body = await fs.readFile(filePath, options);
+
+  if (validator) {
+    body = validator(body);
+  }
+
+  try {
+    const response = await fetch(uploadUrl, {
+      method: 'PUT',
+      body: body,
+      headers: {'Content-Type': contentType}
+    });
+
+    return response.status !== 200;
+  } catch (err) {
+    console.log(err)
+    const fileName = filePath.split('/').pop();
+    throw new Error(`Can't upload "${fileName}" file. Server permission error.`);
+  }
+}
+
+export async function getImagesList(rootFolder, subFolder = '') {
+  const imagesPath = path.join(rootFolder, subFolder);
+
+  try {
+    await fs.access(imagesPath);
+  } catch (err) {
+    // Folder doesn't exist.
+    return [];
+  }
+
+  const images = await fs.readdir(imagesPath);
+  const imagesList = [];
+
+  for (const image of images) {
+    const stats = await fs.stat(path.join(imagesPath, image));
+
+    if (stats.isDirectory()) {
+      const subImages = await getImagesList(rootFolder, image);
+      imagesList.push(...subImages);
+    } else {
+      imagesList.push(path.join(subFolder, image));
+    }
+  }
+
+  return imagesList;
+}
+
+export async function isFileEmpty(filePath, ignoreComments = false) {
+  const fileContent = await fs.readFile(filePath, 'utf8');
+  const lines = fileContent.split('\n');
+
+  for (const line of lines) {
+    if (ignoreComments && line.trim().startsWith('//')) {
+      continue;
+    }
+
+    if (line.trim().length > 0) {
+      return false;
+    }
+  }
+
+  return true;
+}
+
+export function replaceNames(content, images, uploadedImages) {
+  images.forEach((image, index) => {
+    content = content.replace(image, uploadedImages[index].fileName);
+  });
+
+  return content;
+}
+
+export async function getBlockFromCloud(blockName, blocksRegistry) {
+  const queryString = new URLSearchParams();
+  queryString.append('blockName', blockName);
+  queryString.append('includeDevConfig', 'true');
+
+  const response = await fetch(`${blocksRegistry}?${queryString.toString()}`);
+  const responseData = await response.json();
+  if (!responseData || !responseData.name) {
+    const message = `⚠️ Block not found, please contact administrator. [${blockName}]`
+    throw new Error(message);
+  }
+
+  if (responseData.statusCode && responseData.statusCode !== 200) {
+    const message = ["⚠️ [ERROR]", responseData.message || "Server side error."].join(' ');
+    throw new Error(message);
+  }
+
+  return responseData;
+}
+
+export async function verifyVersion(blockName, projectPath, blocksRegistry) {
+  const block = await getBlockFromCloud(blockName, blocksRegistry);
+  if (!block) {
+    throw new Error(`Block not found. [${blockName}]`);
+  }
+
+  const blockJson = await readJSONFile(path.join(projectPath, `block.json`));
+  if (blockJson.error) {
+    return false; // Block doesn't exist locally.
+  }
+
+  /*
+   * This block is managed on cloud.
+   * Let's detect the latest version.
+   */
+
+  return block.version === blockJson.version;
+}
+
+export async function syncFilesWithCloud(blockName, bs, sourceFiles = false) {
+  const block = await getBlockFromCloud(blockName, REGISTRY_URL);
+
+  let fileExists = false;
+  try {
+    await readJSONFile(path.join('blocks', '@' + block.project, block.name, 'block.json'));
+    fileExists = true;
+  } catch (e) {
+    // Dir doesn't exist.
+  }
+
+  // TODO: Pause watcher of the block?
+  blockName = `@${block.project}/${block.name}`;
+
+  await new Promise((resolve) => {
+    const createBlockModulePath = `./node_modules/@axe-web/create-block`;
+    const action = sourceFiles ? fileExists ? 'sync --source' : 'pull' : 'sync';
+
+    exec(`BLOCK_NAME=${blockName} node ${createBlockModulePath}/create-block.js ${action}`, (err, stdout, stderr) => {
+      if (err || stderr) {
+        const message = err || stderr;
+        console.error('Error:', message);
+        throw new Error(message);
+      }
+
+      console.log(stdout);
+      resolve();
+    });
+  });
+
+  // TODO: Release watcher of the block?
+}
+
+export async function getBlockVariations(projectPath) {
+  const dataFiles = [];
+
+  try {
+    await fs.access(path.join(projectPath, 'data'));
+
+    const files = prepareListOfDataFiles(await fs.readdir(path.join(projectPath, 'data')));
+    dataFiles.push(...files);
+  } catch (e) {
+    console.log('Warning: data folder not found.', projectPath);
+  }
+
+  return dataFiles;
+}
+
+export function prepareListOfDataFiles(dataFiles) {
+  return dataFiles
+    .filter((fileName) => fileName.split('.').pop() === 'json')
+    .map((fileName) => {
+      const splitName = fileName.split('.');
+      splitName.pop();
+      return splitName.join('');
+    })
+    .sort();
+}
+
+export function handlebarLayoutsPath() {
+  return path.join(...arguments)
+    .replace(/\\/g, '/'); // Windows path issue. Fix all "\" for Handlebars.
+}
+
+export function getListOfDesignPreviewFiles(jsonDataFileName, previewFiles, block) {
+  return previewFiles
+    .filter(fileName => {
+      return fileName.startsWith(jsonDataFileName + '.');
+    })
+    .map(fileName => {
+      const fileData = fileName.split('.');
+      const fileFormat = fileData.pop();
+      const previewSize = fileData.pop();
+
+      return {
+        dataSource: jsonDataFileName,
+        widthDimension: Number.parseInt(previewSize, 10),
+        url: `/design/${block.project}/${block.name}/preview/${fileName}`,
+      };
+    });
+}

inc/changes-watcher.js

@@ -0,0 +1,109 @@
+import gulp from "gulp";
+import path from "path";
+import sourcemaps from "gulp-sourcemaps";
+import babel from "gulp-babel";
+import PluginError from "plugin-error";
+import rename from "gulp-rename";
+import uglify from "gulp-uglify";
+import dartSass from 'sass';
+import gulpSass from "gulp-sass";
+import {getBlockName} from "../helpers.js";
+
+const sass = gulpSass(dartSass);
+
+export function setupWatcher(viewSync) {
+
+  const watchSCSS = gulp.watch(['blocks/**/*.scss'], {delay: 400});
+  watchSCSS.on('change', async function (filepath, stats) {
+    const pathArray = filepath.split('/', 3);
+    pathArray.shift();
+    const block = getBlockName(pathArray.join('/'));
+
+    buildStyleFiles(path.join('blocks', '@' + block.project, block.name), () => {
+      viewSync.syncTemplate(block.blockName, 'styleUpdate');
+    })
+  });
+
+  const watchJS = gulp.watch(['blocks/**/*.js', '!blocks/**/*.min.js'], {delay: 400});
+  watchJS.on('change', async function (filepath) {
+    const pathArray = filepath.split('/', 3);
+    pathArray.shift();
+    const block = getBlockName(pathArray.join('/'));
+
+    buildScriptFiles(path.join('blocks', '@' + block.project, block.name), () => {
+      viewSync.syncTemplate(block.blockName, 'scriptUpdate');
+    })
+  });
+
+  const watchHBS = gulp.watch(['blocks/**/*.hbs'], {delay: 400});
+  watchHBS.on('change', async function (filepath) {
+    const pathArray = filepath.split('/', 3);
+    pathArray.shift();
+    const block = getBlockName(pathArray.join('/'));
+
+    await viewSync.syncTemplate(block.blockName);
+  });
+
+}
+
+export function buildAssetFiles(projectPath) {
+  // Register tasks.
+  gulp.task('build-script-files', (done) => buildScriptFiles(projectPath, done));
+  gulp.task('build-styling-files', (done) => buildStyleFiles(projectPath, done));
+
+  // Run first build.
+  return new Promise((resolve) => {
+    gulp.series('build-script-files', 'build-styling-files', function () {
+      resolve();
+    })();
+  });
+}
+
+function showError(errorMessage) {
+  console.log(errorMessage);
+
+  // TODO: Send this message to browser.
+  // So the developer can understand there is an error.
+}
+
+function buildScriptFiles(projectPath = '', done) {
+  const files = getJSBundleFiles(projectPath);
+  const stream = gulp.src(files, {base: path.posix.join(projectPath, 'src')})
+    .pipe(sourcemaps.init({}))
+    .pipe(babel()).on('error', function (error) {
+      showError(new PluginError('JavaScript', error).toString());
+      done();
+    })
+    .pipe(gulp.src(path.join(projectPath, 'vendor/*.js')))
+    // .pipe(gulp.dest('src/'))
+    .pipe(rename({extname: '.min.js'}))
+    .pipe(uglify())
+    .pipe(sourcemaps.write('.'))
+    .pipe(gulp.dest(path.posix.join(projectPath, 'src')));
+
+  stream.on('end', done);
+
+  return stream;
+}
+
+function getJSBundleFiles(projectPath = '') {
+  return [path.posix.join(projectPath, "src/**/*.js"), path.posix.join(projectPath, "src/**/*.mjs"), "!" + path.posix.join(projectPath, "src/**/*.min.js")];
+}
+
+function buildStyleFiles(projectPath = '', done) {
+  const stream = gulp.src(path.join(projectPath, 'src/**/*.scss'), {base: path.posix.join(projectPath, 'src')})
+    .pipe(sourcemaps.init({}))
+    .pipe(sass.sync({outputStyle: 'compressed'}).on('error', function (error) {
+      showError(new PluginError('SCSS', error.messageFormatted).toString());
+      // sass.logError(error);
+      done();
+    }))
+    // .pipe(gulp.dest('src/'))
+    .pipe(rename({extname: '.min.css'}))
+    .pipe(sourcemaps.write('.', {}))
+    .pipe(gulp.dest(path.posix.join(projectPath, 'src')));
+
+  stream.on('end', done);
+
+  return stream;
+}

inc/headers-middleware.js

@@ -0,0 +1,4 @@
+export function setHeaders(req, res, next) {
+  res.setHeader('Access-Control-Allow-Origin', '*');
+  next();
+}

inc/server.js

@@ -0,0 +1,53 @@
+import express from "express";
+import bodyParser from "body-parser";
+import {createServer} from "http";
+import {create} from "express-handlebars";
+import {escape} from "lodash-es";
+import {sanitizeUrl} from "@braintree/sanitize-url";
+import path from "path";
+
+export function init() {
+  const app = express();
+
+  // parse application/x-www-form-urlencoded
+  app.use(bodyParser.urlencoded({extended: false}));
+
+  // parse application/json
+  app.use(bodyParser.json());
+
+  const hbs = getHandlebarsViewEngine();
+
+  app.engine('.hbs', hbs.engine);
+  app.set('view engine', '.hbs');
+
+  const modulesPath = '.';
+  app.set('views', path.join(modulesPath, 'layouts'));
+
+  // Static Files of blockDevTool.
+  app.use(express.static(path.join(modulesPath, 'layouts')));
+
+  return {
+    expressApp: app,
+    httpServer: createServer(app),
+  };
+}
+
+function getHandlebarsViewEngine() {
+  return create({
+    extname: '.hbs', defaultLayout: false, partialsDir: ['.'], helpers: handlebarsHelpers()
+  });
+}
+
+function handlebarsHelpers() {
+  return {
+    esc_attr(attr) {
+      return escape(attr);
+    },
+    esc_url(url) {
+      return sanitizeUrl(url);
+    },
+    esc_html(html) {
+      return html;
+    },
+  };
+}

inc/view-sync.js

@@ -0,0 +1,50 @@
+import {Server} from "socket.io";
+import fs from "fs/promises";
+import {getBlockName, handlebarLayoutsPath} from "../helpers.js";
+import path from "path";
+
+export class ViewSync {
+  constructor(httpServer) {
+    this.sessions = {};
+    this.init(httpServer);
+  }
+
+  addSession(session, blockName) {
+    if (!this.sessions[blockName]) {
+      this.sessions[blockName] = [];
+    }
+
+    this.sessions[blockName].push(session);
+  }
+
+  init(httpServer) {
+    const io = new Server(httpServer);
+    io.on('connection', async (socket) => {
+      const blockName = socket.handshake.query.block;
+
+      if (!blockName) {
+        return;
+      }
+
+      this.addSession(socket, blockName);
+      await this.syncTemplate(blockName);
+    });
+
+    // return httpServer;
+  }
+
+  async syncTemplate(blockName, updateType = 'templateUpdate') {
+    const block = getBlockName(blockName);
+
+    const projectPath = path.join('blocks', '@' + block.project, block.name);
+    const hbsTemplate = await fs.readFile(handlebarLayoutsPath(projectPath, 'src', `${block.name}.template.hbs`), 'utf8');
+
+    if (!this.sessions[blockName]) {
+      return;
+    }
+
+    this.sessions[blockName].forEach(session => {
+      session.emit(updateType, {block: blockName, template: hbsTemplate});
+    });
+  }
+}

layouts/alignfull.hbs

@@ -1,3 +1,4 @@
+<!doctype html>
 <html lang="en">
 
 {{> (include_partial "layouts/partials/head") }}

layouts/container.hbs

@@ -1,3 +1,4 @@
+<!doctype html>
 <html lang="en">
 
 {{> (include_partial "layouts/partials/head") }}

layouts/error.hbs

@@ -1,3 +1,4 @@
+<!doctype html>
 <html lang="en">
 
 {{> (include_partial "layouts/partials/head") }}

layouts/index.hbs

@@ -1,3 +1,4 @@
+<!doctype html>
 <html lang="en">
 
 <head>
@@ -7,12 +8,13 @@
   <title>Block Development Tool</title>
 </head>
 
-<body>
+<body class="{{#if viewMode }}view-mode{{/if}}">
 
 {{> (include_partial "layouts/partials/toolbar") }}
 
 <script>
   window.devTool = {
+    blockName: '{{ blockName }}',
     previewFrameUrl: '{{ previewFrameUrl }}',
     {{#if publicUrl}}
       publicUrl: true,
@@ -21,7 +23,7 @@
 </script>
 
 <div class="preview">
-  <iframe id="preview_frame" src="{{ previewFrameUrl }}?iframe=true" class="breakpoint"></iframe>
+  <iframe id="preview_frame" src="{{ previewFrameUrl }}?iframe=true&block={{blockName}}" class="breakpoint"></iframe>
 </div>
 
 <script src="/scripts/dist/index.min.js"></script>

layouts/partials/head.hbs

@@ -3,10 +3,12 @@
   <meta name="viewport" content="width=device-width, initial-scale=1">
 
   <link rel="stylesheet" href="https://unpkg.com/swiper@8.4.5/swiper-bundle.min.css"/>
+{{#if config.project.css }}  <link rel="stylesheet" href="{{ config.project.css }}">
+{{/if}}
   {{#if config.cssUrl }}
   {{#each config.cssUrl }}
   <link rel="stylesheet" href="{{ this }}">
   {{/each}}
   {{/if}}<link rel="stylesheet" href="/styles/page--view.css">{{# if config.blockName}}
-  <link rel="stylesheet" href="/styles/{{ config.blockName }}.min.css">{{/if}}
+  <link rel="stylesheet" id="block-stylesheet" href="{{staticFilesPath}}/styles/{{ config.blockName }}.min.css?v=1">{{/if}}
 </head>

layouts/partials/scripts.hbs

@@ -2,10 +2,13 @@
 <script src="https://cdn.jsdelivr.net/npm/handlebars@latest/dist/handlebars.js"></script>
 <script src="/scripts/dist/frame-index.min.js"></script>
 <script src="https://code.jquery.com/jquery-3.4.1.min.js"></script>
-<script src="https://unpkg.com/swiper@8.4.5/swiper-bundle.min.js"></script>{{#if config.jsUrl }}
+<script src="https://unpkg.com/swiper@8.4.5/swiper-bundle.min.js"></script>
+{{#if config.project.js }}<script src="{{ config.project.js }}"></script>
+{{/if}}
+{{#if config.jsUrl }}
 {{#each config.jsUrl }}<script src="{{ this }}"></script>
 {{/each}}
 {{/if}}
 {{#if config.blockName }}
-<script src="/scripts/{{ config.blockName }}.min.js"></script>
+<script id="block-script" src="{{staticFilesPath}}/scripts/{{ config.blockName }}.min.js?v=1"></script>
 {{/if}}

layouts/partials/toolbar.hbs

@@ -3,8 +3,8 @@
   <div class="page_toolbar__left"></div>
 
   <div class="page_toolbar__middle">
-    <div>
-      Version: <b>1rem = {{ config.version }}px</b>
+    <div style="display: none">
+      Version: {{ config.version }}
     </div>
   </div>
 
@@ -15,6 +15,6 @@
     {{#if styleGuideUrl}}
       <a href="{{ styleGuideUrl }}" target="_blank" class="palette" title="Open Style Guide"></a>
     {{/if}}
-    <a href="{{ previewFrameUrl }}" target="_blank" class="open_in_new_tab" title="Open in New Window"></a>
+    <a href="{{ previewFrameUrl }}?block={{blockName}}" target="_blank" class="open_in_new_tab" title="Open in New Window"></a>
   </div>
 </header>

layouts/scripts/dist/frame-index.min.js

@@ -1,167 +1 @@
-window.initBlock = initBlock;
-
-let template;
-let data = {};
-let reload;
-
-// Blocks Initialization.
-function initBlock(blockName = '', selector = '', cb) {
-  reload = function () {
-    document.querySelectorAll(selector).forEach((el) => cb(el));
-  };
-
-  reload();
-}
-
-// Scrollbars / Frame resizes notifications.
-(function () {
-  let height;
-
-  handleHeightChange(); // Initial frame's height setup.
-  setupResizeListener(); // Listen to frame's height changes.
-
-  ///
-
-  function setupResizeListener() {
-    const resizeObserver = new ResizeObserver(handleHeightChange);
-    resizeObserver.observe(document.body);
-  }
-
-  function handleHeightChange() {
-    const updatedHeight = getCurrentHeight();
-
-    if (height === updatedHeight) {
-      return;
-    }
-
-    const RESIZE_CODE = 'resize:';
-    height = updatedHeight;
-    window.parent.postMessage(RESIZE_CODE + JSON.stringify({height}), '*');
-  }
-
-  function getCurrentHeight() {
-    return document.querySelector('#hbs-container').scrollHeight;
-  }
-})();
-
-// Data Updates Listeners.
-(function () {
-  loadDataOptions();
-  listenToDataOptionsUpdates();
-
-  function listenToDataOptionsUpdates() {
-    window.addEventListener('message', function (event) {
-      const message = event.data;
-      const prefix = 'dataUpdate:';
-
-      if (typeof message !== "string" || !message.startsWith(prefix)) {
-        return;
-      }
-
-      try {
-        data = JSON.parse(message.substring(prefix.length));
-        updateBlock({data});
-      } catch (e) {
-        console.log('Error parsing incoming data.', e);
-      }
-    });
-  }
-
-  function getQueryParams() {
-    const urlParams = new URLSearchParams(window.location.search);
-    const params = {};
-
-    for (const [key, value] of urlParams) {
-      params[key] = value;
-    }
-
-    return params;
-  }
-
-  function loadDataOptions() {
-    const queryParameters = new URLSearchParams({name: getQueryParams().data || 'default'});
-    fetch(`/data?${queryParameters}`)
-      .then((response) => response.json())
-      .then((response) => {
-        data = response.data; // Update state.
-        updateBlock({data});
-      });
-  }
-})();
-
-// Listen to Template updates.
-(function () {
-  initSocket();
-
-  function initSocket() {
-    const socket = window.io.connect();
-
-    socket.on('error', function (err) {
-      console.log(err);
-    });
-
-    // socket.on('connect', function () {
-    //   console.log('user connected', socket.id)
-    // });
-
-    socket.on('templateUpdate', function (args) {
-      updateBlock({template: args.template});
-    });
-  }
-})();
-
-function updateBlock(args = {}) {
-  if (args.template) {
-    template = args.template; // Update state.
-  }
-
-  if (args.data) {
-    data = args.data; // Update state.
-  }
-
-  if (!template) {
-    return;
-  }
-
-  renderBlock(template, data || {}, document.getElementById("hbs-container"));
-}
-
-function renderBlock(templateHbs, jsonData, target) {
-  const template = Handlebars.compile(templateHbs);
-
-  /**
-   * Handlebars Helpers
-   */
-  Handlebars.registerHelper('esc_attr', function (attr) {
-    return attr;
-  });
-
-  Handlebars.registerHelper('esc_url', function (attr) {
-    return attr;
-  });
-
-  Handlebars.registerHelper('esc_html', function (attr) {
-    return attr;
-  });
-
-  Handlebars.registerHelper('base_url', function () {
-    return '/';
-  });
-
-  let html;
-
-  try {
-    html = template(jsonData);
-  } catch (e) {
-    html = `<div style="max-width: 1280px; margin: 1rem auto;">
-      <h1 style="all: unset; font-size: 1.5rem; font-weight: bold; display: block;">Syntax Error:</h1>
-      <pre style="all: unset; padding: 10px 15px; background-color: #ffe6e6; border: 1px solid red; border-radius: 0.25rem; overflow: auto; display: block; white-space: pre;">${e.toString()}</pre>
-    </div>`;
-  }
-
-  target.innerHTML = html;
-  if (reload) {
-    reload();
-  }
-}
-//# sourceMappingURL=frame-index.min.js.map
+let e;window.initBlock=function(e="",n="",o){t=function(){document.querySelectorAll(n).forEach((e=>o(e)))},t()};let t,n={};!function(){const o=r().block;function r(){const e=new URLSearchParams(window.location.search),t={};for(const[n,o]of e)t[n]=o;return t}function a(e){const t=document.getElementById(e),n=t.parentNode;let o,r;return"SCRIPT"===t.tagName?(o=document.createElement("script"),o.type="text/javascript",r="src"):"LINK"===t.tagName&&(o=document.createElement("link"),o.rel="stylesheet",r="href"),o.id=e,o[r]=t[r].replace(/(\?v=)[^&]+/,`$1${Date.now()}`),t.remove(),n.append(o),o}function c(r={}){r.template&&(e=r.template),r.data&&(n=r.data),e&&function(e,n,r){const a=Handlebars.compile(e);let c;Handlebars.registerHelper("esc_attr",(function(e){return e})),Handlebars.registerHelper("esc_url",(function(e){return e})),Handlebars.registerHelper("esc_html",(function(e){return e})),Handlebars.registerHelper("base_url",(function(){const e=["block"];return o&&e.push(o.substr(1)),["",...e,""].join("/")}));try{c=a(n)}catch(e){c=`<div style="max-width: 1280px; margin: 1rem auto;">\n      <h1 style="all: unset; font-size: 1.5rem; font-weight: bold; display: block;">Syntax Error:</h1>\n      <pre style="all: unset; padding: 10px 15px; background-color: #ffe6e6; border: 1px solid red; border-radius: 0.25rem; overflow: auto; display: block; white-space: pre;">${e.toString()}</pre>\n    </div>`}r.innerHTML=c,t&&t()}(e,n||{},document.getElementById("hbs-container"))}!function(){const e=new URLSearchParams({block:o,name:r().data||"default"});fetch(`/data?${e}`).then((e=>e.json())).then((e=>{n=e.data,c({data:n})}))}(),window.addEventListener("message",(function(e){const t=e.data,o="dataUpdate:";if("string"==typeof t&&t.startsWith(o))try{n=JSON.parse(t.substring(o.length)),c({data:n})}catch(e){console.log("Error parsing incoming data.",e)}})),function(){const e=window.io.connect("",{query:`block=${o}`});e.on("error",(function(e){console.log(e)})),e.on("templateUpdate",(function(e){c({template:e.template})})),e.on("scriptUpdate",(function(e){a("block-script").onload=()=>{c({template:e.template})}})),e.on("styleUpdate",(function(e){a("block-stylesheet")}))}()}();

layouts/scripts/frame/editor.js

@@ -1,21 +0,0 @@
-export function setupFrameResizeListener() {
-  const previewFrame = getPreviewFrame();
-
-  window.addEventListener('message', function (e) {
-    const RESIZE_CODE = 'resize:';
-    if (typeof e.data !== 'string' || !e.data.startsWith(RESIZE_CODE)) {
-      return;
-    }
-
-    const data = JSON.parse(e.data.substring(RESIZE_CODE.length))
-    let height = Number.parseInt(data.height)
-    if (height > 20000) {
-      height = 20000; // Limit max height.
-    }
-    previewFrame.style.height = height + 'px'
-  });
-}
-
-export function getPreviewFrame() {
-  return document.getElementById('preview_frame');
-}

layouts/scripts/frame/frame.js

@@ -15,48 +15,10 @@ function initBlock(blockName = '', selector = '', cb) {
   reload();
 }
 
-// Scrollbars / Frame resizes notifications.
-(function () {
-  let height;
-  const debug = false;
-
-  handleHeightChange(); // Initial frame's height setup.
-  setupResizeListener(); // Listen to frame's height changes.
-
-  ///
-
-  function setupResizeListener() {
-    const resizeObserver = new ResizeObserver(handleHeightChange);
-    resizeObserver.observe(document.body);
-  }
-
-  function handleHeightChange() {
-    const updatedHeight = getCurrentHeight();
-
-    if (debug) {
-      console.log('Height Updates', 'Old vs New: ' + height, updatedHeight);
-    }
-
-    if (height === updatedHeight) {
-      return;
-    }
-
-    const RESIZE_CODE = 'resize:';
-    height = updatedHeight;
-    window.parent.postMessage(RESIZE_CODE + JSON.stringify({height}), '*');
-
-    if (debug) {
-      console.log('Resize message sent: ', height)
-    }
-  }
-
-  function getCurrentHeight() {
-    return document.querySelector('#hbs-container').scrollHeight;
-  }
-})();
-
 // Data Updates Listeners.
 (function () {
+  const block = getQueryParams().block;
+
   loadDataOptions();
   listenToDataOptionsUpdates();
 
@@ -90,7 +52,10 @@ function initBlock(blockName = '', selector = '', cb) {
   }
 
   function loadDataOptions() {
-    const queryParameters = new URLSearchParams({name: getQueryParams().data || 'default'});
+    const queryParameters = new URLSearchParams({
+      block,
+      name: getQueryParams().data || 'default'
+    });
     fetch(`/data?${queryParameters}`)
       .then((response) => response.json())
       .then((response) => {
@@ -98,14 +63,12 @@ function initBlock(blockName = '', selector = '', cb) {
         updateBlock({data});
       })
   }
-})();
 
-// Listen to Template updates.
-(function () {
+  // Listen to Template updates.
   initSocket();
 
   function initSocket() {
-    const socket = window.io.connect();
+    const socket = window.io.connect('', {query: `block=${block}`});
 
     socket.on('error', function (err) {
       console.log(err);
@@ -118,60 +81,104 @@ function initBlock(blockName = '', selector = '', cb) {
     socket.on('templateUpdate', function (args) {
       updateBlock({template: args.template});
     });
-  }
-})();
 
-function updateBlock(args = {}) {
-  if (args.template) {
-    template = args.template; // Update state.
+    socket.on('scriptUpdate', function (args) {
+      const tag = updateTag('block-script');
+      tag.onload = () => {
+        updateBlock({template: args.template});
+      }
+    });
+
+    socket.on('styleUpdate', function (args) {
+      updateTag('block-stylesheet');
+    });
   }
 
-  if (args.data) {
-    data = args.data; // Update state.
+  function updateTag(id) {
+    const tag = document.getElementById(id);
+    const wrapper = tag.parentNode;
+
+    let clone;
+    let attr;
+    if (tag.tagName === 'SCRIPT') {
+      clone = document.createElement('script');
+      clone.type = 'text/javascript';
+      attr = 'src';
+    } else if (tag.tagName === 'LINK') {
+      clone = document.createElement('link');
+      clone.rel = 'stylesheet';
+      attr = 'href';
+    }
+
+    clone.id = id;
+
+    // Add version to the stylesheet URL, make sure we override the cache and already existing version there.
+    clone[attr] = tag[attr].replace(/(\?v=)[^&]+/, `$1${Date.now()}`);
+
+    tag.remove();
+    wrapper.append(clone);
+
+    return clone;
   }
 
-  if (!template) {
-    return;
+  function updateBlock(args = {}) {
+    if (args.template) {
+      template = args.template; // Update state.
+    }
+
+    if (args.data) {
+      data = args.data; // Update state.
+    }
+
+    if (!template) {
+      return;
+    }
+
+    renderBlock(template, data || {}, document.getElementById("hbs-container"));
   }
 
-  renderBlock(template, data || {}, document.getElementById("hbs-container"));
-}
+  function renderBlock(templateHbs, jsonData, target) {
+    const template = Handlebars.compile(templateHbs);
 
-function renderBlock(templateHbs, jsonData, target) {
-  const template = Handlebars.compile(templateHbs);
+    /**
+     * Handlebars Helpers
+     */
+    Handlebars.registerHelper('esc_attr', function (attr) {
+      return attr;
+    });
 
-  /**
-   * Handlebars Helpers
-   */
-  Handlebars.registerHelper('esc_attr', function (attr) {
-    return attr;
-  });
+    Handlebars.registerHelper('esc_url', function (attr) {
+      return attr;
+    });
 
-  Handlebars.registerHelper('esc_url', function (attr) {
-    return attr;
-  });
+    Handlebars.registerHelper('esc_html', function (attr) {
+      return attr;
+    });
 
-  Handlebars.registerHelper('esc_html', function (attr) {
-    return attr;
-  });
+    Handlebars.registerHelper('base_url', function () {
+      const list = ['block'];
 
-  Handlebars.registerHelper('base_url', function () {
-    return '/';
-  });
+      if (block) {
+        list.push(block.substr(1));
+      }
 
-  let html;
+      return ['', ...list, ''].join('/');
+    });
 
-  try {
-    html = template(jsonData);
-  } catch (e) {
-    html = `<div style="max-width: 1280px; margin: 1rem auto;">
+    let html;
+
+    try {
+      html = template(jsonData);
+    } catch (e) {
+      html = `<div style="max-width: 1280px; margin: 1rem auto;">
       <h1 style="all: unset; font-size: 1.5rem; font-weight: bold; display: block;">Syntax Error:</h1>
       <pre style="all: unset; padding: 10px 15px; background-color: #ffe6e6; border: 1px solid red; border-radius: 0.25rem; overflow: auto; display: block; white-space: pre;">${e.toString()}</pre>
     </div>`;
-  }
+    }
 
-  target.innerHTML = html;
-  if (reload) {
-    reload();
+    target.innerHTML = html;
+    if (reload) {
+      reload();
+    }
   }
-}
+})();

layouts/scripts/index.js

@@ -3,13 +3,16 @@
 import {setupResponsiveness} from './toolbar/responsive.jsx';
 import {setupPublish} from "./toolbar/publish.jsx";
 import {setupDataOptions} from "./toolbar/data-options/DataOptions.jsx";
-import {getPreviewFrame, setupFrameResizeListener} from "./frame/editor.js";
 
 const rootAttributes = {
   previewFrame: getPreviewFrame(),
 };
 
-setupFrameResizeListener();
+// setupFrameResizeListener();
 setupResponsiveness(rootAttributes);
 setupDataOptions(rootAttributes);
 setupPublish(rootAttributes);
+
+function getPreviewFrame() {
+  return document.getElementById('preview_frame');
+}

layouts/scripts/sync.jsx

@@ -0,0 +1,101 @@
+'use strict';
+
+import React, {useState} from "react";
+import * as ReactDOM from "react-dom/client";
+
+function init() {
+  const wrapper = document.querySelector('#screen');
+
+  const root = ReactDOM.createRoot(wrapper);
+  const html = (<SyncScreen/>);
+
+  root.render(html);
+}
+
+function SyncScreen() {
+  const [loading, setLoading] = useState(null);
+  const [error, setError] = useState(null);
+
+  return <>
+
+    <section className="container py-5">
+      <h1 style={{marginBottom: '2rem'}}>Oops... Block not in sync.</h1>
+      {error && <p className="alert alert-danger">{error}</p>}
+
+      {loading ?
+        <>
+          {loading === 'syncing' &&
+            <p>Version upgrade in progress...</p>
+          }
+          <p>Please wait...</p>
+        </>
+        :
+        <>
+          <p>Your version of the block is not in sync with the cloud (not latest version).<br/>
+            Would you like to update it?</p>
+          <div className="options">
+            <button className="btn btn-primary" style={{marginRight: '0.5rem'}} onClick={runSyncLogic}>Yes, Update to
+              Latest
+            </button>
+            <button className="btn btn-secondary" onClick={ignoreVersionSync}>Ignore</button>
+          </div>
+        </>
+      }
+    </section>
+
+  </>
+
+  async function ignoreVersionSync() {
+    // Add "ignore" query parameter to current URl and redirect.
+    const url = new URL(window.location.href);
+    url.searchParams.set('ignoreVersionSync', 'true');
+    window.location = url.href;
+  }
+
+  async function runSyncLogic() {
+    setLoading('syncing');
+
+    let data = {};
+    try {
+      const response = await fetch('/sync', {
+        method: 'POST',
+        body: JSON.stringify({block: getQueryParams().block}),
+        headers: {
+          'Content-Type': 'application/json'
+        }
+      });
+
+      data = await response.json();
+    } catch (err) {
+      setError('Error: ' + err.message);
+      setLoading(false);
+      return;
+    }
+
+    if (data.status !== 200) {
+      setError(data.message);
+      setLoading(false);
+      return;
+    }
+
+    setTimeout(() => window.location.reload(), 1000);
+  }
+
+  // TODO: This function is used in multiple places (repeated code).
+  //  Move to a common place.
+  function getQueryParams() {
+    const urlParams = new URLSearchParams(window.location.search);
+    const params = {};
+
+    for (const [key, value] of urlParams) {
+      params[key] = value;
+    }
+
+    return params;
+  }
+
+
+}
+
+init();
+

layouts/scripts/toolbar/data-options/DataOptions.jsx

@@ -125,12 +125,13 @@ function DataOptions(props = {}) {
     return fetch(url, requestOptions)
       .then(response => response.json())
       .then(result => {
+        console.log(result)
         if (result.statusCode !== 200) {
           throw new Error(result.message);
         }
 
         const data = result.variation;
-        updateState({dataText: JSON.stringify(data, null, 2), data});
+        updateState({dataText: JSON.stringify(data, null, 2), data, errorMessage: null, loading: false});
         updateIframe(data);
       })
       .catch(error => {
@@ -168,7 +169,7 @@ function DataOptions(props = {}) {
   }
 
   async function fetchDataOptions(name = 'default') {
-    const queryParameters = new URLSearchParams({name});
+    const queryParameters = new URLSearchParams({name, block: window.devTool.blockName});
     const response = await fetch(`/data?${queryParameters}`);
     return await response.json();
   }

layouts/scripts/toolbar/publish.jsx

@@ -43,6 +43,7 @@ function Publish(props = {}) {
 export function setupPublish(rootAttributes) {
   // INIT
   const wrapper = document.createElement('div');
+  wrapper.setAttribute('id', 'publish-btn');
   document.querySelector('.page_toolbar__right').append(wrapper)
 
   const root = ReactDOM.createRoot(wrapper);

layouts/scripts/toolbar/responsive.jsx

@@ -65,7 +65,8 @@ function Responsive(props = {}) {
   function updateController() {
     let frameBreakpoint = breakpoint;
     if (typeof frameBreakpoint !== 'string') {
-      frameBreakpoint = frameBreakpoint + 'px';
+      const scrollbarWidth = 15;
+      frameBreakpoint = (scrollbarWidth + frameBreakpoint) + 'px';
     }
 
     previewFrame.style.setProperty('--breakpoint', frameBreakpoint);

layouts/scroll.hbs

@@ -1,3 +1,4 @@
+<!doctype html>
 <html lang="en">
 
 {{> (include_partial "layouts/partials/head") }}

layouts/styles/_page--preview.scss

@@ -1,5 +1,4 @@
 .preview {
-  overflow-y: scroll;
   height: calc(100% - var(--top_panel_height));
   position: relative;
 }
@@ -9,17 +8,14 @@
   margin-right: auto;
   margin-left: auto;
   min-height: 100%;
+  //height: 100%;
 
   --top_spacing: 0px;
   --breakpoint_top_spacing: 30px;
 
   margin-top: var(--top_spacing);
-  height: 100%;
   background-color: white;
-
   border: 0;
-  outline: 1px solid #E2E8F0;
-
   transition: max-width .3s ease-in-out, width .3s ease-in-out, margin-top .3s ease-in-out;
 
   &.has-breakpoint {

layouts/styles/_page--view-swiper.scss

@@ -1,9 +0,0 @@
-.swiper {
-  &-slide {
-    width: initial;
-  }
-
-  &-wrapper {
-    height: initial;
-  }
-}

layouts/styles/page--main.css

@@ -8,6 +8,9 @@ body {
   font-size: 1rem;
   background-color: #F7FAFC;
 }
+body.view-mode #publish-btn {
+  display: none;
+}
 
 .btn {
   --btn-color: #333;
@@ -114,7 +117,6 @@ body {
 }
 
 .preview {
-  overflow-y: scroll;
   height: calc(100% - var(--top_panel_height));
   position: relative;
 }
@@ -127,10 +129,8 @@ body {
   --top_spacing: 0px;
   --breakpoint_top_spacing: 30px;
   margin-top: var(--top_spacing);
-  height: 100%;
   background-color: white;
   border: 0;
-  outline: 1px solid #E2E8F0;
   transition: max-width 0.3s ease-in-out, width 0.3s ease-in-out, margin-top 0.3s ease-in-out;
 }
 #preview_frame.has-breakpoint {

layouts/styles/page--main.css.map

@@ -1 +1 @@
-{"version":3,"sourceRoot":"","sources":["page--main.scss","_buttons.scss","_overlay.scss","_page--preview.scss"],"names":[],"mappings":"AAAA;EACE;EACA;;;AAGF;EACE;EACA;EAEA;;;ACTF;EACE;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;;AAEA;EACE;EACA;;AAGF;EACE;EACA;;AAGF;EACE;EACA;EACA;;;AC5BJ;EACE;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;;;AFIF;EACE;EACA;EACA;EACA;EAEA;EACA;EACA;EAEA;EACA;EACA;EAEA;EACA;;AAEA;EACE;EACA;EACA;EACA;;AAEA;EACE;;AAEA;EAHF;IAII;;;AAGF;EACE;EACA;EACA;EACA;EACA;EACA;EACA;;AAGF;EACE;EACA;EACA;EACA;EACA;EACA;EACA;;AAKF;EADF;IAEI;;;AAKN;EAEE;EACA;EACA;EACA;;AAGF;EACE;;;AGlFJ;EACE;EACA;EACA;;;AAGF;EACE;EACA;EACA;EACA;EAEA;EACA;EAEA;EACA;EACA;EAEA;EACA;EAEA;;AAEA;EACE;EAEA;EACA;;;AH6DJ;EACE;EACA;EACA;EAEA;EACA;EACA;EACA;EACA;EAEA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;;;AAGF;EAEE;;;AAGF;EAEE;EACA","file":"page--main.css"}
+{"version":3,"sourceRoot":"","sources":["page--main.scss","_buttons.scss","_overlay.scss","_page--preview.scss"],"names":[],"mappings":"AAAA;EACE;EACA;;;AAGF;EACE;EACA;EAEA;;AAGE;EACE;;;ACbN;EACE;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;;AAEA;EACE;EACA;;AAGF;EACE;EACA;;AAGF;EACE;EACA;EACA;;;AC5BJ;EACE;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;;;AFUF;EACE;EACA;EACA;EACA;EAEA;EACA;EACA;EAEA;EACA;EACA;EAEA;EACA;;AAEA;EACE;EACA;EACA;EACA;;AAEA;EACE;;AAEA;EAHF;IAII;;;AAGF;EACE;EACA;EACA;EACA;EACA;EACA;EACA;;AAGF;EACE;EACA;EACA;EACA;EACA;EACA;EACA;;AAKF;EADF;IAEI;;;AAKN;EAEE;EACA;EACA;EACA;;AAGF;EACE;;;AGxFJ;EACE;EACA;;;AAGF;EACE;EACA;EACA;EACA;EAGA;EACA;EAEA;EACA;EACA;EACA;;AAEA;EACE;EAEA;EACA;;;AHuEJ;EACE;EACA;EACA;EAEA;EACA;EACA;EACA;EACA;EAEA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;;;AAGF;EAEE;;;AAGF;EAEE;EACA","file":"page--main.css"}

layouts/styles/page--main.scss

@@ -8,6 +8,12 @@ body {
   font-size: 1rem;
   //overflow: none;
   background-color: #F7FAFC;
+
+  &.view-mode {
+    #publish-btn {
+      display: none;
+    }
+  }
 }
 
 @import "buttons";

layouts/styles/page--view.css

@@ -2,24 +2,8 @@ body {
   margin: 0;
 }
 
-main {
-  margin-left: auto;
-  margin-right: auto;
-  min-height: 100%;
-  overflow-x: hidden;
-}
-main .swiper-slide {
-  width: initial;
-}
-main .swiper-wrapper {
-  height: initial;
-}
-
 .body--iframe {
-  overflow-y: hidden;
-}
-.body--iframe main {
-  overflow-y: auto;
+  overflow-y: scroll;
 }
 
 .fullscreen_layout {

layouts/styles/page--view.css.map

@@ -1 +1 @@
-{"version":3,"sourceRoot":"","sources":["page--view.scss","_page--view-swiper.scss"],"names":[],"mappings":"AAAA;EACE;;;AAGF;EACE;EACA;EACA;EACA;;ACPA;EACE;;AAGF;EACE;;;ADSJ;EACE;;AAEA;EAGE;;;AAIJ;EACE;EACA;EACA;EACA","file":"page--view.css"}
+{"version":3,"sourceRoot":"","sources":["page--view.scss"],"names":[],"mappings":"AAAA;EACE;;;AAIF;EACE;;;AAGF;EACE;EACA;EACA;EACA","file":"page--view.css"}

layouts/styles/page--view.scss

@@ -2,25 +2,9 @@ body {
   margin: 0;
 }
 
-main {
-  margin-left: auto;
-  margin-right: auto;
-  min-height: 100%;
-  overflow-x: hidden;
-
-  // Fixes scrolling issues of swiperJS. Should be included in all projects.
-  @import "page--view-swiper";
-}
-
 // iFrame mode
 .body--iframe {
-  overflow-y: hidden;
-
-  main {
-    // If you change to "overflow: initial", the margin-top/bottom of first/last element will be not included.
-    // Test on fresh block setup where heading has margin-top.
-    overflow-y: auto;
-  }
+  overflow-y: scroll;
 }
 
 .fullscreen_layout {
@@ -29,4 +13,3 @@ main {
   background-image: url('https://i.ibb.co/pjwL8D1/shapelined-JBKdviwe-XI-unsplash.jpg');
   background-size: cover;
 }
-

layouts/sync.hbs

@@ -0,0 +1,19 @@
+<!doctype html>
+<html lang="en">
+
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+  <title>Block Development Tool</title>
+  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.1/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-4bw+/aepP/YC94hEpVNVgiZdgIC5+VKNBQNGCHeKRQN+PtmoHDEXuppvnDJzQIu9" crossorigin="anonymous">
+</head>
+
+<body>
+
+<div id="screen">Loading...</div>
+
+<script src="/socket.io/socket.io.js"></script>
+<script src="/scripts/dist/sync.min.js"></script>
+
+</body>
+</html>

package.json

@@ -1,16 +1,17 @@
 {
 	"name": "@axe-web/block-dev-tool",
-	"version": "1.0.27",
+	"version": "1.0.31",
 	"author": {
 		"name": "AXE-WEB",
 		"email": "office@axe-web.com",
 		"url": "https://axe-web.com/"
 	},
 	"scripts": {
-		"info": "NODE_ENV=development BLOCK_NAME=header MODULE_PATH= node debug.js",
-		"dev": "NODE_ENV=development BLOCK_NAME=header MODULE_PATH= node server.js",
-		"build-platform": "NODE_ENV=development BLOCK_NAME=header MODULE_PATH= node ./build.js",
-		"dev-dev-tool": "NODE_ENV=development rollup --config rollup.config.js --watch",
+		"info": "node debug.js",
+		"dev": "node server.js",
+		"view-mode": "VIEW_MODE=true node server.js",
+		"build-platform": "BLOCK_NAME=swiper-test MODULE_PATH= node ./build.js",
+		"dev-dev-tool": "rollup --config rollup.config.js --watch",
 		"build-dev-tool": "rollup --config rollup.config.js"
 	},
 	"engines": {
@@ -19,8 +20,10 @@
 	"license": "ISC",
 	"type": "module",
 	"dependencies": {
+		"@axe-web/create-block": "^1.1.30",
 		"@braintree/sanitize-url": "^6.0.0",
 		"archiver": "^5.3.1",
+		"body-parser": "^1.20.2",
 		"browser-sync": "^2.27.9",
 		"config": "^3.3.7",
 		"escape-html": "^1.0.3",
@@ -37,6 +40,7 @@
 		"lodash-es": "^4.17.21",
 		"mem-fs": "^2.2.1",
 		"mem-fs-editor": "^9.5.0",
+		"mime-types": "^2.1.35",
 		"ngrok": "^5.0.0-beta.2",
 		"node-fetch": "^3.2.10",
 		"open": "^8.4.0",

platforms/hubspot/hubspot-email-adapter.js

@@ -26,6 +26,10 @@ export async function createDistFolder(blockName, projectPath = '') {
 }
 
 export function getBlockFields(block = {}, type = 'content') {
+  if (!block['field_groups']) {
+    return [];
+  }
+
   const fields_group = block['field_groups'].find((group) => group.name === type);
   const fields = [];
 

platforms/php/build.php

@@ -71,8 +71,8 @@ class Component_Builder {
 		$this->register_default_handlebar_helpers();
 
 		$this->add_handlebar( 'base_url', function ( $context ) {
-			$path = join( '/', [ 'blocks', $this->block_project, $this->block_name, 'templates' ] );
-			return plugins_url( $path . '/', 'axeweb-blocks-library/axeweb-blocks-library.php' );
+			$path = join( '/', [ $this->block_project, $this->block_name, 'templates' ] );
+            return join( '/', [ get_site_url(),'wp-content', 'axe-web-blocks', $path, '' ] );
 		} );
 	}
 

platforms/wordpress/templates/Template_Component.php

@@ -22,8 +22,8 @@ class <%= blockClassModel %>_Component extends \Core\Component {
     // $version = \Core\Global_Functions::get_current_version_number(); // In Theme
 
     // $base_path = get_template_directory_uri() . '/components/partials/<%= blockFilename %>/';
-    wp_enqueue_style( 'block-<%= blockFilename %>', plugins_url( 'templates/styles/<%= blockFilename %>.min.css', __FILE__ ), ['assets-style'], self::VERSION );<% if (include_script) { %>
-    wp_enqueue_script( 'block-<%= blockFilename %>', plugins_url( 'templates/scripts/<%= blockFilename %>.min.js', __FILE__ ), ['assets-script'], self::VERSION, true );<% } %>
+    wp_enqueue_style( 'block-<%= blockFilename %>', $this->get_assets_path_url( 'templates/styles/<%= blockFilename %>.min.css' ), ['assets-style'], self::VERSION );<% if (include_script) { %>
+    wp_enqueue_script( 'block-<%= blockFilename %>', $this->get_assets_path_url( 'templates/scripts/<%= blockFilename %>.min.js' ), ['assets-script'], self::VERSION, true );<% } %>
 
     wp_enqueue_script( 'script-block-<%= blockFilename %>' );
   }<% } %>
@@ -32,13 +32,13 @@ class <%= blockClassModel %>_Component extends \Core\Component {
 			'style_assets'  => [
 				[
 					'name' => '<%= blockFilename %>',
-					'url'  => plugins_url( 'templates/styles/<%= blockFilename %>.min.css', __FILE__ ),
+					'url'  => $this->get_assets_path_url( 'templates/styles/<%= blockFilename %>.min.css' ),
 				]
 			],
 			'script_assets' => [
 				[
 					'name' => '<%= blockFilename %>',
-					'url'  => plugins_url( 'templates/scripts/<%= blockFilename %>.min.js', __FILE__ ),
+					'url'  => $this->get_assets_path_url( 'templates/scripts/<%= blockFilename %>.min.js' ),
 				]
 			]
 		] );
@@ -50,7 +50,7 @@ class <%= blockClassModel %>_Component extends \Core\Component {
       $asset_file_front = include( plugin_dir_path( __FILE__ ) . '/templates/gutenberg-block/build/front.asset.php' );
       wp_enqueue_script(
         'gutenberg-<%= blockFilename %>-scripts-front',
-        plugins_url( 'templates/gutenberg-block/build/front.js', __FILE__ ),
+        $this->get_assets_path_url( 'templates/gutenberg-block/build/front.js' ),
         $asset_file_front['dependencies'],
         $asset_file_front['version'],
         true

platforms/wordpress/wordpress-adapter.js

@@ -1,5 +1,5 @@
 import path from "path";
-import {mkdir, copyFile} from "fs/promises";
+import fs, {mkdir, copyFile} from "fs/promises";
 import {capitalize, createFiles, getBlockName, getConfigs, readJSONFile} from "../../helpers.js";
 import {fileURLToPath} from 'url';
 import {copy} from "fs-extra";
@@ -68,10 +68,17 @@ export async function buildWordPress(blockName, args = {}) {
     path.join(distPath, 'templates', 'scripts', `${data.blockFilename}.min.js`),
   );
 
-  await copy(
-    path.join(projectPath, 'src', 'images'),
-    path.join(distPath, 'templates', 'images'),
-  );
+  try {
+    const imagesPath = path.join(projectPath, 'src', 'images');
+    await fs.access(imagesPath);
+
+    await copy(
+      path.join(imagesPath),
+      path.join(distPath, 'templates', 'images'),
+    );
+  } catch (err) {
+    // Folder doesn't exist.
+  }
 
   const phpDataObject = await execPHPFile(path.join(phpGeneratorPath, 'build.php'), 'jsonToPhp', {
     json: await readJSONFile(path.join(projectPath, 'data', 'default.json'), "utf8"),

rollup.config.js

@@ -47,4 +47,26 @@ export default [{
     commonjs(),
     !devMode && terser()
   ]
+}, {
+  input: 'layouts/scripts/sync.jsx',
+  output: {
+    file: 'layouts/scripts/dist/sync.min.js',
+    sourcemap: devMode
+  },
+  plugins: [
+    nodeResolve({
+      extensions: [".js"],
+    }),
+    replace({
+      'process.env.NODE_ENV': JSON.stringify('production'),
+      preventAssignment: true,
+    }),
+    babel({
+      compact: false,
+      babelHelpers: 'bundled',
+      presets: ["@babel/preset-react"],
+    }),
+    commonjs(),
+    !devMode && terser()
+  ]
 }];

routes/base-view.js

@@ -0,0 +1,43 @@
+import {getBlockConfigs, getBlockName, getBlockVariations, handlebarLayoutsPath} from "../helpers.js";
+import path from "path";
+import {buildAssetFiles} from "../inc/changes-watcher.js";
+
+export default async function (req, res) {
+  const blockName = req.query.block;
+  const block = getBlockName(blockName);
+
+  const blockDir = path.join('blocks', '@' + block.project, block.name);
+  const dataFiles = await getBlockVariations(blockDir);
+
+  const data = await getDataOfFrame(!!req.query.iframe, Object.assign({}, block, {dataFiles}));
+
+  if (data.error && data.errorMessage) {
+    return res.send(data.errorMessage);
+  }
+
+  const baseView = req.params.baseView ?? 'alignfull';
+
+  await buildAssetFiles(blockDir);
+
+  res.render(baseView, data)
+}
+
+async function getDataOfFrame(isIframe = false, block) {
+  const data = {config: await getBlockConfigs(block)};
+  if (data.error && data.errorMessage) {
+    return data;
+  }
+
+  data.helpers = {
+    include_partial: (filesPath) => handlebarLayoutsPath(filesPath),
+  }
+
+  if (isIframe) {
+    data.iframeMode = true;
+  }
+
+  data.staticFilesPath = `/block/${block.project}/${block.name}`;
+
+  return data;
+}
+

routes/data.js

@@ -0,0 +1,30 @@
+import {
+  getBlockData,
+  getBlockName,
+  getBlockVariations,
+  getListOfDesignPreviewFiles,
+} from "../helpers.js";
+import path from "path";
+import fs from "fs/promises";
+
+export default async function (req, res, next) {
+  let variationName = req.query.name ? req.query.name : 'default';
+  const block = getBlockName(req.query.block);
+
+  const blockDir = path.join('blocks', '@' + block.project, block.name);
+  const dataFiles = await getBlockVariations(blockDir);
+  const data = await getBlockData(variationName, {projectPath: blockDir});
+
+  let designPreviewFiles = [];
+  try {
+    designPreviewFiles = getListOfDesignPreviewFiles(variationName, await fs.readdir(path.join(blockDir, 'design', 'preview')), block);
+  } catch (err) {
+    console.log('Preview Design doesn\'t exist');
+  }
+
+  return res.json({
+    dataOptions: dataFiles,
+    designPreview: designPreviewFiles,
+    data,
+  });
+}

routes/index.js

@@ -0,0 +1,47 @@
+import {getBlockConfigs, getBlockName, getBlockVariations, handlebarLayoutsPath, verifyVersion} from "../helpers.js";
+import path from "path";
+import {REGISTRY_URL} from "@axe-web/create-block/env.js";
+
+export async function index(req, res, next) {
+
+  const blockName = req.query.block;
+  const block = getBlockName(blockName);
+
+  const blockDir = path.join('blocks', '@' + block.project, block.name);
+  const dataFiles = await getBlockVariations(blockDir);
+
+  const data = await getBlockConfigs(Object.assign({}, block, {dataFiles}));
+
+  if (data.error && data.errorMessage) {
+    // TODO: Throw Error.
+  }
+
+  data.helpers = {
+    include_partial: (filesPath) => handlebarLayoutsPath('.', filesPath),
+  }
+
+  // TODO: Make sure we sync block before we start working on it.
+  try {
+    const verifiedVersion = await verifyVersion(blockName, blockDir, REGISTRY_URL);
+    if (!verifiedVersion && !req.query['ignoreVersionSync']) {
+      return res.render('sync', data);
+    }
+  } catch (err) {
+    const errorMessage = "Can't verify block version.";
+    console.log(errorMessage, err);
+    return next(new Error(errorMessage));
+  }
+
+  data.blockName = blockName;
+  data.baseView = 'alignfull';
+  data.port = `/view/${data.baseView}`;
+
+  let previewFrameUrl = ``; // This variable is used in `*.hbs` and it will be updated once BrowserSync is ready.
+  data.previewFrameUrl = `${previewFrameUrl}${data.port}`;
+  data.previewFrameUrlNewWindow = `${previewFrameUrl}${data.port}`;
+  data.shareUrl = '';
+
+  data.viewMode = process.env.VIEW_MODE ?? false;
+
+  res.render('index', data);
+}

routes/publish.js

@@ -0,0 +1,7 @@
+export default async function (req, res, next) {
+
+  if (process.env.VIEW_MODE) {
+    throw new Error("Can't publish in view mode.");
+  }
+
+}

routes/static-files.js

@@ -0,0 +1,23 @@
+export function staticFiles(req, res) {
+  const fileName = req.params[0];
+  const path = `blocks/@${req.params.project}/${req.params.blockName}/src/${fileName}`;
+
+  return deliverStaticFile(path, res);
+}
+
+export function previewFiles(req, res) {
+  const fileName = req.params[0];
+  const path = `blocks/@${req.params.project}/${req.params.blockName}/design/${fileName}`;
+
+  return deliverStaticFile(path, res);
+}
+
+function deliverStaticFile(path, res) {
+  // If file doesn't exist, return 404.
+  res.sendFile(path, {root: './'}, function (err) {
+    if (err) {
+      res.send('File not found.');
+      res.status(err.status).end();
+    }
+  });
+}

routes/sync.js

@@ -0,0 +1,11 @@
+import {syncFilesWithCloud} from "../helpers.js";
+
+export default async function (req, res, next) {
+  try {
+    await syncFilesWithCloud(req.body.block, null, true);
+  } catch (err) {
+    return res.status(500).json({status: 500, message: err.message});
+  }
+
+  res.json({status: 200, message: 'Successfully synced!'});
+}

server.js

@@ -1,441 +1,35 @@
 #!/usr/bin/env node
 
-import {PRODUCTION_REGISTRY_URL} from "./env.js";
-import path from 'path';
-import fetch from "node-fetch";
-import express from 'express';
-import {create} from 'express-handlebars';
-import browserSync from 'browser-sync';
-import config from 'config';
-import gulp from 'gulp';
-import babel from "gulp-babel";
-import uglify from "gulp-uglify";
-import rename from "gulp-rename";
-import dartSass from 'sass';
-import gulpSass from 'gulp-sass';
-import sourcemaps from "gulp-sourcemaps";
-import fs from "fs/promises";
-import open from "open";
-import {sanitizeUrl} from "@braintree/sanitize-url";
-import sanitizeHtml from 'sanitize-html';
-import {escape} from "lodash-es";
-import {getBlockData, getBlockConfigs, getConfigs, readJSONFile, zipProject} from "./helpers.js";
-import PluginError from 'plugin-error';
-import {Server} from "socket.io";
-import {createServer} from 'http';
-import {authtoken, connect} from "ngrok";
+import {init} from "./inc/server.js";
+import {index} from "./routes/index.js";
+import dataRoute from "./routes/data.js";
+import baseView from "./routes/base-view.js";
+import syncRoute from "./routes/sync.js";
+import publishRoute from "./routes/publish.js";
+import {ViewSync} from "./inc/view-sync.js";
+import {previewFiles, staticFiles} from "./routes/static-files.js";
+import {setupWatcher} from "./inc/changes-watcher.js";
 
-/**
- * Constants
- */
+const {expressApp, httpServer} = init();
 
-const {isDev, modulesPath, projectPath, developmentBlockName} = getConfigs();
-const blocksRegistry = isDev ? 'http://localhost:3020' : PRODUCTION_REGISTRY_URL;
-const DevToolToken = 'D9lgz0TvzXCnp0xnwVBL109DaAR6Puk6F7YewDhgmP8='; // Temporary token for development purposes.
+const viewSync = new ViewSync(httpServer);
+setupWatcher(viewSync);
 
-const dataFiles = prepareListOfDataFiles(await fs.readdir(path.join(projectPath, 'data')));
+const PORT = process.env.PORT || 3010;
 
-/**
- * State
- */
-
-let port = 3000; // This variable is used in `*.hbs` and it will be updated once BrowserSync is ready.
-let previewFrameUrl = `/`; // This variable is used in `*.hbs` and it will be updated once BrowserSync is ready.
-let shareUrl = '';
-const sessions = [];
-
-/**
- * Init server
- */
-
-const app = express();
-const httpServer = createServer(app);
-initSessionsServer(httpServer);
-
-const sass = gulpSass(dartSass);
-
-const hbs = create({
-  extname: '.hbs', defaultLayout: false, partialsDir: ['.'], helpers: {
-    esc_attr(attr) {
-      return escape(attr);
-    }, esc_url(url) {
-      return sanitizeUrl(url);
-    }, esc_html(html) {
-      // TODO: Check if we can remove this helper.
-      return html;
-    }, safe_html(html) {
-      return sanitizeHtml(html);
-    }
-  }
+httpServer.listen(PORT, '0.0.0.0', () => {
+  console.log(`Server app listening on port ${PORT}`)
 });
 
-app.engine('.hbs', hbs.engine);
-app.set('view engine', '.hbs');
-app.set('views', path.join(modulesPath, 'layouts'));
+// Middleware
+// expressApp.use(setHeaders);
 
-//
 // Routes
-//
+expressApp.get('/', index);
+expressApp.get('/data', dataRoute);
+expressApp.get('/view/:baseView', baseView);
+expressApp.get('/design/:project/:blockName/*', previewFiles);
+expressApp.get('/block/:project/:blockName/*', staticFiles);
+expressApp.post('/sync', syncRoute);
+expressApp.get('/publish', publishRoute);
 
-app.get('/', (req, res) => {
-  const data = getBlockConfigs({modulesPath, dataFiles});
-  if (data.error && data.errorMessage) {
-    return res.send(data.errorMessage);
-  }
-
-  const baseView = config.has('baseView') ? config.get('baseView') : 'container';
-  const baseViewUrl = `view/${baseView}`;
-
-  data.helpers = {
-    include_partial: (filesPath) => handlebarLayoutsPath(modulesPath, filesPath),
-  }
-
-  data.baseView = baseView;
-  data.port = `/${baseViewUrl}`;
-  data.previewFrameUrl = `${previewFrameUrl}/${baseViewUrl}`;
-  // data.previewFrameUrl = `/${baseViewUrl}`;
-  data.shareUrl = shareUrl;
-
-  if (req.headers.referer) {
-    // NGROK, public URL
-    data.shareUrl = undefined; // Link already shared.
-    data.previewFrameUrl = `/${baseViewUrl}`;
-    data.publicUrl = true;
-  }
-
-  res.render('index', data);
-});
-
-app.get('/view/:baseView', (req, res) => {
-  const data = {config: getBlockConfigs({modulesPath, dataFiles})};
-  if (data.error && data.errorMessage) {
-    return res.send(data.errorMessage);
-  }
-
-  data.helpers = {
-    include_partial: (filesPath) => handlebarLayoutsPath(modulesPath, filesPath),
-  }
-
-  if (!!req.query.iframe) {
-    data.iframeMode = true;
-  }
-
-  const baseView = req.params.baseView ?? 'container';
-
-  res.render(baseView, data)
-});
-
-app.get('/publish', async (req, res) => {
-  const data = await readJSONFile(path.join(projectPath, `block.json`));
-  let responseData = {
-    uploadUrl: undefined
-  };
-
-  try {
-    const response = await fetch(`${blocksRegistry}`, {
-      method: 'POST',
-      body: JSON.stringify(data),
-      headers: {'Content-Type': 'application/json'}
-    });
-
-    responseData = await response.json();
-  } catch (e) {
-    res.json({success: false, message: 'Blocks Registry server is not available.'});
-    return;
-  }
-
-  if (responseData.statusCode !== 200) {
-    res.json({success: false, message: 'Error on registry level.'});
-    return;
-  }
-
-  if (responseData.uploadUrl) {
-    await zipProject(path.join(projectPath, 'src'), path.join(projectPath, 'dist.zip'));
-    const body = await fs.readFile(path.join(projectPath, 'dist.zip'));
-    const response = await fetch(`${responseData.uploadUrl}`, {
-      method: 'PUT',
-      body,
-      headers: {'Content-Type': 'application/zip'}
-    });
-
-    if (response.status !== 200) {
-      res.json({success: false, message: "Can't upload the archive, permissions error."});
-      // TODO: Need to update the registry server.
-      await fs.unlink(path.join(projectPath, 'dist.zip'));
-      return;
-    }
-  }
-
-
-  res.json({success: true});
-
-  await fs.unlink(path.join(projectPath, 'dist.zip'));
-});
-
-app.get('/data', async (req, res) => {
-  let jsonDataFileName = req.query.name ? req.query.name : 'default';
-
-  const dataFiles = prepareListOfDataFiles(await fs.readdir(path.join(projectPath, 'data')));
-  const data = await getBlockData(jsonDataFileName, {projectPath});
-  const designPreviewFiles = getListOfDesignPreviewFiles(jsonDataFileName, await fs.readdir(path.join(projectPath, 'design', 'preview')));
-
-  return res.json({
-    dataOptions: dataFiles,
-    designPreview: designPreviewFiles,
-    data,
-  });
-});
-
-// Errors handler
-app.use(handleSyntaxErrors);
-
-// Static Files
-app.use(express.static(path.join(projectPath, 'src')));
-app.use(express.static(path.join(projectPath, 'design')));
-app.use(express.static(path.join(modulesPath, 'layouts')));
-
-// Custom Middleware
-app.use(setHeaders);
-
-// Setup Gulp
-await buildAssetFiles();
-
-// BrowserSync
-shareUrl = await getShareableUrl();
-const bsOptions = await startBrowserSync();
-port = bsOptions.port;
-previewFrameUrl = bsOptions.previewFrameUrl;
-await open(bsOptions.devToolUrl);
-
-
-//
-// Functions
-//
-
-function getListOfDesignPreviewFiles(jsonDataFileName, previewFiles) {
-  return previewFiles
-    .filter(fileName => {
-      return fileName.startsWith(jsonDataFileName + '.');
-    })
-    .map(fileName => {
-      const fileData = fileName.split('.');
-      const fileFormat = fileData.pop();
-      const previewSize = fileData.pop();
-
-      return {
-        dataSource: jsonDataFileName,
-        widthDimension: Number.parseInt(previewSize, 10),
-        url: `/preview/${fileName}`,
-      };
-    });
-}
-
-function startBrowserSync() {
-  return new Promise((resolve, reject) => {
-    const listener = httpServer.listen(0, async () => {
-      const PORT = listener.address().port;
-
-      console.log(`The web server has started on port ${PORT}`);
-
-      const bs = browserSync.create();
-
-      const files = getJSBundleFiles();
-      gulp.watch(files, {delay: 400}, gulp.series(['build-script-files', function (cb) {
-        browserSyncReload(bs, 'js', 'Script Files Change');
-        return cb();
-      }]));
-
-      gulp.watch(path.posix.join(projectPath, "src/**/*.scss"), {delay: 400}, gulp.series(['build-styling-files', function (cb) {
-        browserSyncReload(bs, 'css', 'Style Files Change');
-        return cb();
-      }]));
-
-      bs.watch(path.join(projectPath, "src/**/*.hbs"), function () {
-        return syncTemplate(sessions);
-      });
-
-      const args = {
-        proxy: `http://localhost:${PORT}`,
-        open: false
-      };
-
-      if (shareUrl) {
-        args.socket = {
-          domain: shareUrl
-        };
-      }
-
-      bs.init(args, (err, bs) => {
-        if (err) {
-          return reject(err);
-        }
-
-        const options = bs.getOptions().toJS();
-
-        const urls = {
-          devTool: options.urls.local.replace(options.port, options.proxy.url.port),
-          previewFrame: options.urls.local,
-        };
-
-        // If local network is available.
-        if (options.urls.external) {
-          urls.devTool = options.urls.external.replace(options.port, options.proxy.url.port);
-          urls.previewFrame = options.urls.external;
-        }
-
-        resolve({
-          devToolUrl: urls.devTool,
-          previewFrameUrl: urls.previewFrame,
-          port: options.port
-        });
-      });
-    });
-  });
-}
-
-function browserSyncReload(bs, extension = '', message = '') {
-  if (isDev) {
-    // console.log(event, file);
-    console.log(message);
-  }
-
-  if (extension) {
-    extension = "*." + extension;
-  }
-
-  bs.reload(extension);
-}
-
-function getJSBundleFiles() {
-  return [path.posix.join(projectPath, "src/**/*.js"), path.posix.join(projectPath, "src/**/*.mjs"), "!" + path.posix.join(projectPath, "src/**/*.min.js")];
-}
-
-function buildScriptFiles(done) {
-  const files = getJSBundleFiles();
-  return gulp.src(files, {base: path.posix.join(projectPath, 'src')})
-    .pipe(sourcemaps.init({}))
-    .pipe(babel()).on('error', function (error) {
-      showError(new PluginError('JavaScript', error).toString());
-      done();
-    })
-    .pipe(gulp.src(path.join(projectPath, 'vendor/*.js')))
-    // .pipe(gulp.dest('src/'))
-    .pipe(rename({extname: '.min.js'}))
-    .pipe(uglify())
-    .pipe(sourcemaps.write('.'))
-    .pipe(gulp.dest(path.posix.join(projectPath, 'src')));
-}
-
-function buildStyleFiles(done) {
-  return gulp.src(path.join(projectPath, 'src/**/*.scss'), {base: path.posix.join(projectPath, 'src')})
-    .pipe(sourcemaps.init({}))
-    .pipe(sass.sync({outputStyle: 'compressed'}).on('error', function (error) {
-      showError(new PluginError('SCSS', error.messageFormatted).toString());
-      // sass.logError(error);
-      done();
-    }))
-    // .pipe(gulp.dest('src/'))
-    .pipe(rename({extname: '.min.css'}))
-    .pipe(sourcemaps.write('.', {}))
-    .pipe(gulp.dest(path.posix.join(projectPath, 'src')))
-}
-
-function buildAssetFiles() {
-  // Register tasks.
-  gulp.task('build-script-files', buildScriptFiles);
-  gulp.task('build-styling-files', buildStyleFiles);
-
-  // Run first build.
-  return new Promise((resolve) => {
-    gulp.series('build-script-files', 'build-styling-files', function () {
-      resolve();
-    })();
-  });
-}
-
-function showError(errorMessage) {
-  console.log(errorMessage);
-
-  // TODO: Send this message to browser.
-  // So the developer can understand there is an error.
-}
-
-function prepareListOfDataFiles(dataFiles) {
-  return dataFiles
-    .filter((fileName) => fileName.split('.').pop() === 'json')
-    .map((fileName) => {
-      const splitName = fileName.split('.');
-      splitName.pop();
-      return splitName.join('');
-    })
-    .sort();
-}
-
-function handleSyntaxErrors(err, req, res, next) {
-  if (err) {
-    return res.render('error', {
-      helpers: {
-        include_partial: (filesPath) => path.join(modulesPath, filesPath),
-      },
-      err
-    });
-  }
-
-  next();
-}
-
-function handlebarLayoutsPath() {
-  return path.join(...arguments)
-    .replace(/\\/g, '/'); // Windows path issue. Fix all "\" for Handlebars.
-}
-
-function initSessionsServer(httpServer) {
-  const io = new Server(httpServer);
-  io.on('connection', async (socket) => {
-    sessions.push(socket);
-    await syncTemplate(sessions);
-  });
-
-  return httpServer;
-}
-
-function setHeaders(req, res, next) {
-  res.setHeader('Access-Control-Allow-Origin', '*');
-  next();
-}
-
-async function syncTemplate(sessions = []) {
-  const blockName = config.has('blockName') ? config.get('blockName') : developmentBlockName;
-  const hbsTemplate = await fs.readFile(handlebarLayoutsPath(projectPath, 'src', `${blockName}.template.hbs`), 'utf8');
-
-  sessions.forEach(socket => {
-    socket.emit('templateUpdate', {template: hbsTemplate});
-  });
-}
-
-async function getShareableUrl() {
-  let domain = PRODUCTION_REGISTRY_URL;
-  let data = {}
-
-  try {
-    const response = await fetch(`${domain}/dev-tool/?devToolToken=${DevToolToken}`);
-    data = await response.json();
-  } catch (e) {
-    console.log('Error:', `Can't load data from DevTool endpoint: ${domain}`);
-  }
-
-  if (data.statusCode !== 200) {
-    console.log('Reply from DevTool endpoint:', data.message);
-    return null;
-  }
-
-  let url;
-  try {
-    await authtoken(data.ngrokApiToken);
-    url = await connect(port);
-  } catch (e) {
-    console.log('Error:', `Can't connect to ngrok, probably wrong token.`);
-  }
-
-  return url;
-}