import { NextRequest, NextResponse } from 'next/server'
import { getSubscriptionByCustomer } from '@/lib/kv'
/**
* GET /api/license?session_id=cs_xxx
*
* Returns the license key for a completed Stripe checkout session.
* Called by the success page to display the key to the customer.
* Returns 202 if the webhook hasn't fired yet (caller should retry).
*/
export async function GET(request: NextRequest) {
const sessionId = request.nextUrl.searchParams.get('session_id')
if (!sessionId) {
return NextResponse.json({ error: 'Missing session_id' }, { status: 400 })
}
const secretKey = process.env.STRIPE_SECRET_KEY
if (!secretKey) {
return NextResponse.json({ error: 'Stripe not configured' }, { status: 500 })
}
try {
// Retrieve the Stripe checkout session
const res = await fetch(`https://api.stripe.com/v1/checkout/sessions/${encodeURIComponent(sessionId)}`, {
headers: {
'Authorization': `Bearer ${secretKey}`,
},
})
if (!res.ok) {
const err = await res.json()
console.error('[LICENSE] Stripe session lookup failed:', err)
return NextResponse.json({ error: 'Invalid session' }, { status: 400 })
}
const session = await res.json()
const customerId = session.customer as string | null
if (!customerId) {
// Webhook hasn't fired yet — tell the client to retry
return NextResponse.json({ status: 'pending' }, { status: 202 })
}
// Look up the license key from KV
const sub = await getSubscriptionByCustomer(customerId)
if (!sub || !sub.licenseKey) {
// Webhook fired but no license yet — still processing
return NextResponse.json({ status: 'pending' }, { status: 202 })
}
return NextResponse.json({
licenseKey: sub.licenseKey,
plan: sub.plan,
email: session.customer_details?.email ?? null,
})
} catch (error) {
console.error('[LICENSE] Error retrieving license key:', error)
return NextResponse.json({ error: 'Failed to retrieve license key' }, { status: 500 })
}
}
