import { NextRequest, NextResponse } from 'next/server'
import { prisma } from '@/lib/prisma'

export async function POST(request: NextRequest) {
  try {
    const body = await request.json()
    const { token } = body

    if (!token) {
      return NextResponse.json(
        { error: 'Verification token is required' },
        { status: 400 }
      )
    }

    // Find user with this verification token
    const user = await prisma.user.findFirst({
      where: {
        emailToken: token,
        resetExpires: {
          gt: new Date(),
        },
      },
      select: {
        id: true,
        email: true,
        emailVerified: true,
        displayName: true,
      },
    })

    if (!user) {
      return NextResponse.json(
        { error: 'Invalid or expired verification token' },
        { status: 400 }
      )
    }

    if (user.emailVerified) {
      return NextResponse.json(
        { error: 'Email is already verified' },
        { status: 400 }
      )
    }

    // Verify the email
    await prisma.user.update({
      where: { id: user.id },
      data: {
        emailVerified: true,
        emailToken: null,
        resetExpires: null,
      },
    })

    return NextResponse.json(
      {
        message: 'Email verified successfully',
        user: {
          id: user.id,
          email: user.email,
          displayName: user.displayName,
          emailVerified: true,
        },
      },
      { status: 200 }
    )
  } catch (error) {
    console.error('Confirm email error:', error)
    return NextResponse.json(
      { error: 'Failed to verify email' },
      { status: 500 }
    )
  }
}