How to Integrate Edmodo with V0

Open V0 at v0.dev and describe the classroom management interface you want to build. Since you're replacing Edmodo-style features, think about which specific views you need: class rosters, assignment lists, grade books, or announcement feeds. V0 generates React components with Tailwind CSS that work well for educational interfaces — clean card layouts, clear typography, and accessible color choices are all achievable by describing your requirements specifically. For a class roster view, describe what each student row should show (name, avatar, submission status, last active date). For an assignment dashboard, describe the column structure, what 'graded' vs 'ungraded' looks like visually, and how overdue items should be highlighted. The V0 prompt should specify the API endpoints your components will call — for example, GET /api/classroom/courses to load available classes, GET /api/classroom/courses/{id}/students for roster data, and GET /api/classroom/courses/{id}/coursework for assignments. After generating the UI with mock data, use V0's Git panel to push the code to your GitHub repository before proceeding to create the API routes that will supply real data from your chosen LMS.

Create a Next.js API route that fetches course and assignment data from the Google Classroom API. Google Classroom requires OAuth 2.0 authentication, which means users must grant your app permission to access their Classroom data through a consent flow. For internal tools where you are the only user (a common case when building a personal teacher dashboard), you can use a long-lived refresh token that you generate once and store as an environment variable — this avoids the need for a full OAuth flow in the app. To generate a refresh token manually: install the Google Auth Library, create OAuth credentials in Google Cloud Console with http://localhost:3000/api/auth/callback as a redirect URI, run the OAuth flow once locally using the googleapis npm package's OAuth2Client, and capture the refresh token from the response. Store this refresh token in Vercel as GOOGLE_REFRESH_TOKEN. The googleapis npm package (npm install googleapis) provides a full typed client for the Classroom API. The key endpoints are classroom.courses.list() for listing courses, classroom.courses.courseWork.list() for assignments, classroom.courses.students.list() for rosters, and classroom.courses.courseWork.studentSubmissions.list() for submission status. Each endpoint accepts a courseId parameter that corresponds to a Google Classroom course ID (a numeric string visible in the classroom URL).

1// app/api/classroom/courses/route.ts
2import { NextRequest, NextResponse } from 'next/server';
3import { google } from 'googleapis';
4
5function getOAuth2Client() {
6  const client = new google.auth.OAuth2(
7    process.env.GOOGLE_CLIENT_ID,
8    process.env.GOOGLE_CLIENT_SECRET,
9    process.env.GOOGLE_REDIRECT_URI
10  );
11  client.setCredentials({
12    refresh_token: process.env.GOOGLE_REFRESH_TOKEN,
13  });
14  return client;
15}
16
17export async function GET(request: NextRequest) {
18  if (
19    !process.env.GOOGLE_CLIENT_ID ||
20    !process.env.GOOGLE_CLIENT_SECRET ||
21    !process.env.GOOGLE_REFRESH_TOKEN
22  ) {
23    return NextResponse.json(
24      { error: 'Google Classroom API credentials are not configured' },
25      { status: 500 }
26    );
27  }
28
29  try {
30    const auth = getOAuth2Client();
31    const classroom = google.classroom({ version: 'v1', auth });
32
33    const { data } = await classroom.courses.list({
34      courseStates: ['ACTIVE'],
35      pageSize: 20,
36    });
37
38    const courses = (data.courses || []).map((course) => ({
39      id: course.id,
40      name: course.name,
41      section: course.section,
42      descriptionHeading: course.descriptionHeading,
43      teacherGroupEmail: course.teacherGroupEmail,
44      enrollmentCode: course.enrollmentCode,
45      courseState: course.courseState,
46    }));
47
48    return NextResponse.json({ courses });
49  } catch (error) {
50    const message = error instanceof Error ? error.message : 'Failed to fetch courses';
51    console.error('Google Classroom API error:', message);
52    return NextResponse.json({ error: message }, { status: 500 });
53  }
54}

Update your V0-generated components to load real classroom data from your API routes. Start with the course selector: fetch GET /api/classroom/courses on mount and populate the dropdown with the returned course names and IDs. When a teacher selects a course from the dropdown, fetch the coursework (assignments) for that course by calling GET /api/classroom/coursework?courseId={id}. You will need a second API route at app/api/classroom/coursework/route.ts that calls classroom.courses.courseWork.list({ courseId }) and returns the list of assignments with their titles, due dates, and IDs. For each assignment, you can fetch submission status separately using classroom.courses.courseWork.studentSubmissions.list(), though this adds a second network call — consider batching this or loading it lazily when the teacher clicks an assignment to see details. Student roster data comes from a third API route at app/api/classroom/students/route.ts using classroom.courses.students.list({ courseId }). Students are returned as User objects with their Google account profile data including name and email. For the V0 dashboard components, pass the API data as props or fetch it directly in useEffect hooks. When a teacher changes the selected course in the dropdown, update the component state and trigger new fetch calls to the coursework and students endpoints with the new courseId. Test the full flow locally using npm run dev with your .env.local file containing the four Google credentials.

Push your code to GitHub and configure Google Classroom OAuth credentials in Vercel. Navigate to the Vercel Dashboard → your project → Settings → Environment Variables and add four variables: GOOGLE_CLIENT_ID (the client ID from Google Cloud Console — format: numbers.apps.googleusercontent.com), GOOGLE_CLIENT_SECRET (the client secret from Google Cloud Console), GOOGLE_REDIRECT_URI (set to your Vercel deployment URL + /api/auth/callback, e.g., https://your-app.vercel.app/api/auth/callback — must match exactly what's registered in Google Cloud Console), and GOOGLE_REFRESH_TOKEN (the long-lived refresh token you generated locally during setup). None of these variables should have the NEXT_PUBLIC_ prefix since they are all server-side secrets. Also add GOOGLE_REDIRECT_URI for both Production and Preview environments — use your production URL for Production and your preview URL pattern for Preview. After saving all variables, trigger a redeployment. Test the deployed app by navigating to your Vercel URL and verifying courses load from Google Classroom. If you receive a 'Token has been expired or revoked' error, your refresh token needs to be regenerated — go through the OAuth flow locally again to get a new one. For apps needing multiple teachers to connect their own Google Classroom accounts (not just your account), you will need to implement a full OAuth login flow with NextAuth.js or Auth.js, storing each teacher's refresh token in a database — for complex multi-user implementations, RapidDev's team can help design the authentication architecture.