import { NextRequest, NextResponse } from 'next/server'
import { auth } from '@clerk/nextjs/server'
import { getStripeClient } from '@/lib/stripe/client'

export async function POST() {
  // Check authentication - only authenticated users can test Stripe
  const { userId } = await auth()
  if (!userId) {
    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
  }

  try {
    const stripe = getStripeClient()
    
    // Test basic Stripe connectivity
    const account = await stripe.accounts.retrieve()
    
    // Get products and prices
    const products = await stripe.products.list({
      active: true,
      expand: ['data.default_price'],
      limit: 50,
    })

    // Get payment methods available
    const paymentMethods = await stripe.paymentMethods.list({
      type: 'card',
    })

    // Get upcoming invoices (to test webhook functionality)
    const invoices = await stripe.invoices.list({
      limit: 5,
    })

    return NextResponse.json({
      success: true,
      timestamp: new Date().toISOString(),
      account: {
        id: account.id,
        name: account.business_profile?.name || 'N/A',
        email: account.email,
        country: account.country,
        charges_enabled: account.charges_enabled,
        payouts_enabled: account.payouts_enabled,
      },
      products: {
        total: products.data.length,
        active: products.data.filter(p => p.active).length,
        sample: products.data.slice(0, 3).map(p => ({
          id: p.id,
          name: p.name,
          description: p.description,
          price: p.default_price ? {
            id: (p.default_price as any).id,
            unit_amount: (p.default_price as any).unit_amount,
            currency: (p.default_price as any).currency,
          } : null,
        })),
      },
      paymentMethods: {
        total: paymentMethods.data.length,
        types: [...new Set(paymentMethods.data.map(pm => pm.type))],
      },
      recentInvoices: invoices.data.length,
      environment: process.env.NODE_ENV,
      apiVersion: stripe.version,
    })
  } catch (error) {
    console.error('Stripe test error:', error)
    return NextResponse.json({
      success: false,
      error: error instanceof Error ? error.message : 'Unknown error',
      timestamp: new Date().toISOString(),
    }, { status: 500 })
  }
}