How to integrate a code editor (e.g., Monaco Editor) in a React.js app

To integrate a code editor like Monaco Editor into a React.js app, you need to install the Monaco Editor package and then create a React component to wrap it. Here's a basic example of how to integrate Monaco Editor into your React.js app:

1. Install Monaco Editor:

   First, install the Monaco Editor package:

   bashCopy code
   npm install monaco-editor
   

   or

   bashCopy code
   yarn add monaco-editor
   

2. Create a MonacoEditor Component:

   Create a React component named MonacoEditor that wraps the Monaco Editor instance:

   jsxCopy code
   import React, { useEffect, useRef } from 'react';
   import * as monaco from 'monaco-editor';
   
   const MonacoEditor = ({ value, language, onChange }) => {
     const editorRef = useRef(null);
   
     useEffect(() => {
       const editor = monaco.editor.create(editorRef.current, {
         value,
         language,
         automaticLayout: true,
       });
   
       editor.onDidChangeModelContent(() => {
         onChange(editor.getValue());
       });
   
       return () => {
         editor.dispose();
       };
     }, [value, language, onChange]);
   
     return <div ref={editorRef} style={{ height: '100%', width: '100%' }} />;
   };
   
   export default MonacoEditor;
   

3. Use the MonacoEditor Component:

   Use the MonacoEditor component in your application, passing props such as value, language, and onChange:

   jsxCopy code
   import React, { useState } from 'react';
   import MonacoEditor from './MonacoEditor';
   
   const App = () => {
     const [code, setCode] = useState('');
     const handleChange = (newValue) => {
       setCode(newValue);
     };
   
     return (
       <div style={{ height: '500px' }}>
         <MonacoEditor value={code} language="javascript" onChange={handleChange} />
       </div>
     );
   };
   
   export default App;
   

4. Style the Editor (Optional):

   Style the editor component using CSS to fit your application's design requirements.

With these steps, you've integrated Monaco Editor into your React.js app. You can now use it to provide code editing functionality to your users. Customize the editor further by exploring the Monaco Editor documentation for additional options and features.