Add 3rd party lib for code editor

Author: tzyian

peerprep/app/questions/[question]/CollabEditor.tsx

@@ -0,0 +1,139 @@
+import React, {useState} from "react";
+import AceEditor from "react-ace";
+
+import "ace-builds/src-noconflict/mode-python";
+import "ace-builds/src-noconflict/theme-terminal";
+import "ace-builds/src-noconflict/ext-language_tools";
+import "ace-builds/src-noconflict/ext-searchbox";
+import "ace-builds/src-noconflict/ext-inline_autocomplete";
+import "ace-builds/src-noconflict/keybinding-vim";
+
+const languages = [
+  "javascript",
+  "java",
+  "python",
+  "mysql",
+  "golang",
+  "typescript",
+];
+
+const themes = [
+  "monokai",
+  "github",
+  "tomorrow",
+  "kuroir",
+  "twilight",
+  "xcode",
+  "textmate",
+  "solarized_dark",
+  "solarized_light",
+  "terminal"
+];
+
+languages.forEach(lang => {
+  require(`ace-builds/src-noconflict/mode-${lang}`);
+  require(`ace-builds/src-noconflict/snippets/${lang}`);
+});
+
+themes.forEach(theme => require(`ace-builds/src-noconflict/theme-${theme}`));
+
+import "ace-builds/src-min-noconflict/ext-searchbox";
+import "ace-builds/src-min-noconflict/ext-language_tools";
+
+
+import {Question} from "@/api/structs";
+
+interface Props {
+  question: Question;
+}
+
+
+export default function CollabEditor({question}: Props) {
+  const [theme, setTheme] = useState("twilight")
+  const [fontSize, setFontSize] = useState(16)
+  const [language, setLanguage] = useState("python")
+
+
+  const handleOnChange = (newValue: string) => {
+    console.log("Content changed:", newValue);
+  };
+
+  const handleOnLoad = (editor: any) => {
+    editor.container.style.resize = "both"
+  }
+
+  // TODO: to be taken from question props instead
+  // const value = question[language] ?? "// Comment"
+  const value = `def foo: 
+  pass`
+
+
+  return <>
+    <div className="flex space-x-4 items-center p-4">
+      <div className="flex flex-col">
+        <label className="font-semibold mb-1">Font Size</label>
+        <input
+            type="number"
+            className="border border-gray-600 bg-gray-800 text-white p-2 rounded w-20"
+            value={fontSize}
+            onChange={(e) => setFontSize(Number(e.target.value))}
+        />
+      </div>
+
+      <div className="flex flex-col">
+        <label className="font-semibold mb-1">Theme</label>
+        <select
+            className="border border-gray-600 bg-gray-800 text-white p-2 rounded"
+            value={theme}
+            onChange={(e) => setTheme(e.target.value)}
+        >
+          {themes.map((theme) => (
+              <option key={theme} value={theme}>
+                {theme}
+              </option>
+          ))}
+        </select>
+      </div>
+
+      <div className="flex flex-col">
+        <label className="font-semibold mb-1">Language</label>
+        <select
+            className="border border-gray-600 bg-gray-800 text-white p-2 rounded"
+            value={language}
+            onChange={(e) => setLanguage(e.target.value)}
+        >
+          {languages.map((lang) => (
+              <option key={lang} value={lang}>
+                {lang}
+              </option>
+          ))}
+        </select>
+      </div>
+    </div>
+
+
+    <AceEditor
+        mode={language}
+        className={"editor"}
+        width={"90%"}
+        height={"90%"}
+        theme={theme}
+        name="Editor"
+        fontSize={fontSize}
+        onLoad={handleOnLoad}
+        onChange={handleOnChange}
+        lineHeight={19}
+        showPrintMargin={true}
+        showGutter={true}
+        highlightActiveLine={true}
+        value={value}
+        setOptions={{
+          enableBasicAutocompletion: true,
+          enableLiveAutocompletion: true,
+          enableSnippets: false,
+          showLineNumbers: true,
+          tabSize: 4,
+        }}/>
+  </>
+
+}

peerprep/app/questions/[question]/question.tsx

@@ -5,6 +5,7 @@ import Chip from "@/components/shared/Chip";
 import PeerprepButton from "@/components/shared/PeerprepButton";
 import styles from "@/style/question.module.css";
 import { useRouter } from "next/navigation";
+import CollabEditor from "@/app/questions/[question]/CollabEditor";
 
 interface Props {
   question: Question;
@@ -104,9 +105,11 @@ function QuestionBlock({ question }: Props) {
           </table>
         )}
       </div>
-      <form className={styles.editor_container}>
-        <textarea className={styles.code_editor} />
-      </form>
+      <div className={styles.editor_container}>
+        <CollabEditor
+            question={question}
+        />
+      </div>
     </>
   );
 }

peerprep/package-lock.json

@@ -12,10 +12,12 @@
     "@types/node": "22.5.5",
     "@types/react": "18.3.8",
     "@types/react-dom": "18.3.0",
+    "ace-builds": "^1.36.2",
     "eslint": "8.57.1",
     "eslint-config-next": "14.2.13",
     "next": "14.2.13",
     "react": "18.3.1",
+    "react-ace": "^12.0.0",
     "react-dom": "18.3.1",
     "typescript": "5.6.2"
   },

peerprep/package.json

@@ -88,6 +88,12 @@
   width: 30%;
 }
 
+.editor {
+  flex-grow: 1; /* Allow editor to take available space */
+  min-height: 300px;
+  position: relative;
+}
+
 .editor_container {
   width: 48%;
   height: 100%;