Refactoring regarding home page

Author: 64json

README.md

@@ -1,5 +1,5 @@
 # Algorithm Visualizer
-> Algorithm Visualizer is an interactive online platform that visualizes algorithms from code. [Demo Video](https://youtu.be/1BixGs7Y-lw)
+> Algorithm Visualizer is an interactive online platform that visualizes algorithms from code.
 
 [![Gitter](https://img.shields.io/gitter/room/nwjs/nw.js.svg?style=flat-square)](https://gitter.im/algorithm-visualizer)
 [![GitHub contributors](https://img.shields.io/github/contributors/algorithm-visualizer/algorithm-visualizer.svg?style=flat-square)](https://github.com/algorithm-visualizer/algorithm-visualizer/graphs/contributors)

src/frontend/common/config.js

@@ -1,4 +1,4 @@
-import { CODE_JS, CODE_JAVA, CODE_CPP } from '/skeletons';
+import { CODE_CPP, CODE_JAVA, CODE_JS } from '/skeletons';
 
 const languages = [{
   name: 'JavaScript',
@@ -19,13 +19,7 @@ const languages = [{
 
 const exts = languages.map(language => language.ext);
 
-const us = {
-  login: 'algorithm-visualizer',
-  avatar_url: 'https://github.com/algorithm-visualizer.png',
-};
-
 export {
   languages,
   exts,
-  us,
 };

src/frontend/common/util.js

@@ -1,3 +1,5 @@
+import { README_MD } from '/skeletons';
+
 const classes = (...arr) => arr.filter(v => v).join(' ');
 
 const distance = (a, b) => {
@@ -25,7 +27,14 @@ const getFiles = current => {
   const { algorithm, scratchPaper } = current;
   if (algorithm) return algorithm.files;
   if (scratchPaper) return scratchPaper.files;
-  return [];
+  return [{
+    name: 'README.md',
+    content: README_MD,
+    contributors: [{
+      login: 'algorithm-visualizer',
+      avatar_url: 'https://github.com/algorithm-visualizer.png',
+    }],
+  }];
 };
 
 const getTitleArray = current => {

src/frontend/components/App/index.jsx

@@ -20,8 +20,8 @@ import {
 import { AlgorithmApi, GitHubApi } from '/apis';
 import { actions } from '/reducers';
 import { extension, getFiles, getTitleArray, handleError, refineGist } from '/common/util';
-import { exts, languages, us } from '/common/config';
-import { README_MD, SCRATCH_PAPER_MD } from '/skeletons';
+import { exts, languages } from '/common/config';
+import { SCRATCH_PAPER_MD } from '/skeletons';
 import styles from './stylesheet.scss';
 
 loadProgressBar();
@@ -168,15 +168,7 @@ class App extends React.Component {
     fetchPromise
       .catch(error => {
         if (error.message) handleError.bind(this)(error);
-        this.props.setAlgorithm({
-          categoryName: 'Algorithm Visualizer',
-          algorithmName: 'Home',
-          files: [{
-            name: 'README.md',
-            content: README_MD,
-            contributors: [us],
-          }],
-        });
+        this.props.setHome();
       })
       .finally(() => {
         const files = getFiles(this.props.current);
@@ -272,8 +264,6 @@ class App extends React.Component {
         <Helmet>
           <title>{title}</title>
           <meta name="description" content={description} />
-          <meta property="og:title" content={title} />
-          <meta property="og:description" content={description} />
         </Helmet>
         <Header className={styles.header} onClickTitleBar={() => this.toggleNavigatorOpened()}
                 navigatorOpened={navigatorOpened} loadScratchPapers={() => this.loadScratchPapers()}

src/frontend/template.html

@@ -16,6 +16,8 @@
     <meta http-equiv="x-ua-compatible" content="ie=edge">
     <meta name="viewport" content="width=device-width">
     <meta name="theme-color" content="#393939">
+    <title>Algorithm Visualizer</title>
+    <meta name="description" content="Algorithm Visualizer is an interactive online platform that visualizes algorithms from code." />
     <meta property="og:image" content="https://raw.githubusercontent.com/algorithm-visualizer/algorithm-visualizer/master/branding/screenshot.png" />
     <meta property="og:site_name" content="Algorithm Visualizer" />
     <link rel="shortcut icon" href="/favicon.png" type="image/png">