Device Indexing

npm install despia-native

import despia from 'despia-native';

// Simple example - show device ID and sync with user
const deviceId = despia.uuid;

// Display in UI
<p>Device: {deviceId}</p>

// Sync with backend when user logs in
fetch('/api/sync-device', {
  method: 'POST',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify({
    userId: user.id,
    deviceId: deviceId,
    timestamp: new Date().toISOString()
  })
});

// /api/sync-device endpoint
export default async function handler(req, res) {
  const { userId, deviceId, timestamp } = req.body;
  
  try {
    // Store the device-user association in your database
    await db.collection('user_devices').doc(deviceId).set({
      userId,
      deviceId,
      lastSeen: timestamp,
      createdAt: timestamp
    }, { merge: true });

    res.status(200).json({ success: true });
  } catch (error) {
    res.status(500).json({ error: 'Failed to sync device' });
  }
}