// Cloudflare Pages Function.
// Creates a Stripe Express connected account for a mentor and returns a hosted
// onboarding link. Stripe collects identity/bank details on its own page —
// we never see or store that information ourselves.
import Stripe from 'stripe';

export async function onRequestPost(context) {
  try {
    const { request, env } = context;
    const stripe = new Stripe(env.STRIPE_SECRET_KEY, {
      httpClient: Stripe.createFetchHttpClient(),
    });

    const { mentorEmail, mentorName, country } = await request.json();
    const baseUrl = new URL(request.url).origin;

    const account = await stripe.accounts.create({
      type: 'express',
      country: country || 'US',
      email: mentorEmail || undefined,
      business_type: 'individual',
      capabilities: {
        card_payments: { requested: true },
        transfers: { requested: true },
      },
    });

    const accountLink = await stripe.accountLinks.create({
      account: account.id,
      refresh_url: baseUrl + '/?stripe_refresh=1',
      return_url: baseUrl + '/?stripe_connected=' + account.id,
      type: 'account_onboarding',
    });

    return jsonResponse({ url: accountLink.url, accountId: account.id });
  } catch (err) {
    return jsonResponse({ error: err.message }, 500);
  }
}

function jsonResponse(body, status) {
  return new Response(JSON.stringify(body), {
    status: status || 200,
    headers: { 'Content-Type': 'application/json' },
  });
}