import { NextResponse } from 'next/server'

// This is a simple in-memory store for demo purposes
// In production, you'd want to use a database
const waitlist = new Set<string>()

export async function POST(request: Request) {
  try {
    const { email } = await request.json()

    if (!email || !email.includes('@')) {
      return NextResponse.json(
        { error: 'Valid email required' },
        { status: 400 }
      )
    }

    if (waitlist.has(email)) {
      return NextResponse.json(
        { error: 'Already in the network' },
        { status: 400 }
      )
    }

    waitlist.add(email)

    // In production, you'd save to a database here
    // and potentially send a confirmation email
    console.log('[v0] New waitlist signup:', email)
    console.log('[v0] Total waitlist size:', waitlist.size)

    return NextResponse.json({
      success: true,
      message: 'Welcome to the underground',
    })
  } catch (error) {
    console.error('[v0] Waitlist error:', error)
    return NextResponse.json(
      { error: 'Network error occurred' },
      { status: 500 }
    )
  }
}

// Optional: Add a GET endpoint to check waitlist status (for admin use)
export async function GET() {
  return NextResponse.json({
    count: waitlist.size,
  })
}