user creation and invites

app/api/invite/send/route.ts

@@ -0,0 +1,52 @@
+import { NextRequest, NextResponse } from 'next/server'
+import { getServerSession } from 'next-auth'
+import { authOptions } from '../../auth/[...nextauth]/route'
+import { sendInviteEmail } from '@/lib/email'
+import { createInvite } from '@/lib/invite'
+import { prisma } from '@/lib/prisma'
+
+export async function POST(req: NextRequest) {
+  try {
+        const session = await getServerSession(authOptions)
+
+        if (!session?.user || !['COUPLE', 'PLANNER'].includes(session.user.role)) {
+            return new NextResponse('Unauthorized', { status: 403 })
+        }
+
+        const { email, role } = await req.json()
+        if (!email || !role) {
+            return NextResponse.json({ message: 'Missing email or role' }, { status: 400 })
+        }
+
+        const existingUser = await prisma.user.findUnique({ where: { email } })
+        if (existingUser) {
+            return NextResponse.json({ message: 'User with this email already exists' }, { status: 400 })
+        }
+
+        const existingInvite = await prisma.inviteToken.findFirst({
+            where: {
+                email,
+                accepted: false,
+            },
+        })
+
+        if (existingInvite) {
+            return NextResponse.json({ message: 'An invite already exists for this email' }, { status: 400 })
+        }
+
+        const invite = await createInvite({ email, role })
+        const inviteUrl = `${process.env.NEXT_PUBLIC_BASE_URL}/invite/accept?token=${invite.token}`
+
+        await sendInviteEmail({
+            to: email,
+            inviterName: session.user.email || 'A wedding planner',
+            inviteUrl,
+            role,
+        })
+
+        return NextResponse.json({ success: true })
+    } catch (error) {
+        console.error('[INVITE SEND ERROR]', error)
+        return NextResponse.json({ message: 'Internal Server Error' }, { status: 500 })
+    }
+}