frontend/src/pages/CodeEditor.jsx

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// Page - Code Editor
import { useEffect, useState } from "react";
import CodeMirror from "@uiw/react-codemirror";
import { javascript } from "@codemirror/lang-javascript";
import { html } from "@codemirror/lang-html";
import { css } from "@codemirror/lang-css";
import { vscodeDark } from "@uiw/codemirror-theme-vscode";
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import EditorPanel from "../components/EditorPanel";
import PreviewPanel from "../components/PreviewPanel";
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const PageCodeEditor = () => {
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const [code, setCode] = useState(`# Write your Battlesnake code here\ndef move(board):\n return { 'move': 'up' }`);
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// State for storing code in different tabs
const [htmlCode, setHtmlCode] = useState(
"<div>\n <h1>Hello World</h1>\n <p>Start editing to see some magic happen!</p>\n</div>"
);
const [cssCode, setCssCode] = useState(
"h1 {\n color: #0070f3;\n}\n\np {\n color: #444;\n}"
);
const [jsCode, setJsCode] = useState(
'// JavaScript goes here\nconsole.log("Hello from the editor!");'
);
// State for active tab
const [activeTab, setActiveTab] = useState("html");
// Combined code for preview
const combinedCode = `
<html>
<head>
<style>${cssCode}</style>
</head>
<body>
${htmlCode}
<script>${jsCode}</script>
</body>
</html>
`;
useEffect(() => {
document.title = "Code Editor";
}, []);
// Function to handle which editor to show based on active tab
const renderEditor = () => {
switch (activeTab) {
case "html":
return (
<CodeMirror
value={htmlCode}
height="100%"
theme={vscodeDark}
extensions={[html()]}
onChange={(value) => setHtmlCode(value)}
/>
);
case "css":
return (
<CodeMirror
value={cssCode}
height="100%"
theme={vscodeDark}
extensions={[css()]}
onChange={(value) => setCssCode(value)}
/>
);
case "js":
return (
<CodeMirror
value={jsCode}
height="100%"
theme={vscodeDark}
extensions={[javascript()]}
onChange={(value) => setJsCode(value)}
/>
);
default:
return null;
}
};
return (
<main className="code-editor-page">
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<div className="editor-section">
<EditorPanel code={code} onChange={setCode} />
</div>
<div className="preview-section">
<PreviewPanel code={code} />
</div>
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<div className="editor-container">
<div className="editor-tabs">
<button
className={`tab ${activeTab === "html" ? "active" : ""}`}
onClick={() => setActiveTab("html")}
>
HTML
</button>
<button
className={`tab ${activeTab === "css" ? "active" : ""}`}
onClick={() => setActiveTab("css")}
>
CSS
</button>
<button
className={`tab ${activeTab === "js" ? "active" : ""}`}
onClick={() => setActiveTab("js")}
>
JavaScript
</button>
</div>
<div className="editor-content">{renderEditor()}</div>
</div>
<div className="preview-container">
<div className="preview-header">
<h3>Preview</h3>
</div>
<div className="preview-content">
<iframe
title="code-preview"
srcDoc={combinedCode}
sandbox="allow-scripts"
width="100%"
height="100%"
/>
</div>
</div>
</main>
);
};
export default PageCodeEditor;