clean code

browser/main/Main.js

@@ -0,0 +1,38 @@
+const electron = require('electron')
+const ipc = electron.ipcRenderer
+import React, { PropTypes } from 'react'
+import HomePage from './HomePage'
+
+export default class MainContainer extends React.Component {
+  constructor (props) {
+    super(props)
+    this.state = {updateAvailable: false}
+  }
+
+  componentDidMount () {
+    ipc.on('update-available', function (message) {
+      this.setState({updateAvailable: true})
+    }.bind(this))
+  }
+
+  updateApp () {
+    ipc.send('update-app', 'Deal with it.')
+  }
+
+  render () {
+    return (
+      <div
+        className='Main'
+      >
+        {this.state.updateAvailable ? (
+          <button onClick={this.updateApp} className='appUpdateButton'><i className='fa fa-cloud-download'/> Update available!</button>
+        ) : null}
+        <HomePage/>
+      </div>
+    )
+  }
+}
+
+MainContainer.propTypes = {
+  children: PropTypes.element
+}