Refactor

Author: ZiyaoWei

client/modules/IDE/components/PreviewFrame.jsx

@@ -143,10 +143,17 @@ class PreviewFrame extends React.Component {
     return newContent;
   }
 
+  mergeLocalFilesAndEditorActiveFile() {
+    const files = this.props.files.slice();
+    const activeFileInEditor = this.props.cmController.getContent();
+    files.find(file => file.id === activeFileInEditor.id).content = activeFileInEditor.content;
+    return files;
+  }
+
   injectLocalFiles() {
     const htmlFile = this.props.htmlFile.content;
     let scriptOffs = [];
-    const files = this.props.files.slice();
+    const files = this.mergeLocalFilesAndEditorActiveFile();
     const activeFileInEditor = this.props.cmController.getContent();
     files.find(file => file.id === activeFileInEditor.id).content = activeFileInEditor.content;
     const resolvedFiles = this.resolveJSAndCSSLinks(files);