Refactor project structure into separate frontend and backend architecture (#1099)

backend/controllers/csvDownload.controller.js

@@ -1,4 +1,4 @@
-const { db } = require('../../database.js');
+const { db } = require('../config/database');
 
 function getAllTasksWithSubjects() {
   const query = `

package.json → backend/package.json

@@ -1,23 +1,27 @@
 {
-  "name": "study-plan",
+  "name": "backend",
   "version": "1.0.0",
+  "description": "",
   "main": "index.js",
   "scripts": {
+    "test": "jest",
     "start": "node server.js",
-    "test": "node --test"
+    "dev": "nodemon server.js"
   },
   "keywords": [],
   "author": "",
   "license": "ISC",
-  "description": "",
+  "type": "commonjs",
   "dependencies": {
-    "@google/genai": "^1.49.0",
+    "@google/genai": "^2.8.0",
     "cors": "^2.8.6",
     "dotenv": "^17.4.2",
     "express": "^5.2.1",
+    "mongoose": "^9.6.3",
     "sqlite3": "^6.0.1"
   },
-  "engines": {
-    "node": ">=20.x"
+  "devDependencies": {
+    "jest": "^30.4.2",
+    "nodemon": "^3.1.14"
   }
 }

server.js → backend/server.js

@@ -1,10 +1,10 @@
 require('dotenv').config();
 const express = require('express');
 const cors = require('cors');
-const { db, initDb } = require('./database');
+const { db, initDb } = require('./config/database');
 const { GoogleGenAI } = require('@google/genai');
 const path = require('path');
-const csvDownloadRouter = require('./backend/routers/csvDownload.router.js');
+const csvDownloadRouter = require('./routes/csvDownload.router.js');
 
 const app = express();
 app.use(cors());

tests/exportIcs.test.js → backend/tests/exportIcs.test.js

@@ -5,7 +5,7 @@ const {
   buildCalendarIcs,
   formatIcsDate,
   escapeIcsText,
-} = require('../backend/controllers/csvDownload.controller.js');
+} = require('../controllers/csvDownload.controller.js');
 
 test('formatIcsDate returns UTC RFC5545 timestamp', () => {
   assert.equal(

frontend/package.json

@@ -0,0 +1,13 @@
+{
+  "name": "frontend",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "type": "commonjs"
+}

js/app.js → frontend/src/js/app.js

@@ -1,8 +1,8 @@
 import { store } from './store.js';
-import { extractTasksFromText } from './utils/api.js';
-import { initGlobalErrorBoundary } from './utils/errorBoundary.js';
-import { analyzeWorkload } from './utils/scheduler.js';
-import { Toast } from './utils/toast.js';
+import { extractTasksFromText } from '../utils/api.js';
+import { initGlobalErrorBoundary } from '../utils/errorBoundary.js';
+import { analyzeWorkload } from '../utils/scheduler.js';
+import { Toast } from '../utils/toast.js';
 
 initGlobalErrorBoundary();
 

js/store.js → frontend/src/js/store.js

@@ -1,5 +1,5 @@
-import { Toast } from './utils/toast.js';
-import { triggerConfetti } from './utils/confetti.js';
+import { Toast } from '../utils/toast.js';
+import { triggerConfetti } from '../utils/confetti.js';
 
 export const store = {
   subjects: [],