import { Account } from '@prisma/client';
import Stripe from 'stripe';
import UserAccountService from '~~/lib/services/user.account.service';
import prisma_client from '~~/prisma/prisma.client';

const config = useRuntimeConfig();
const stripe = new Stripe(config.stripeSecretKey, { apiVersion: '2022-11-15' });

export default defineEventHandler(async (event) => {
  const YOUR_DOMAIN = 'http://localhost:3000'; // TODO - pull from somewhere, this is shit

  const body = await readBody(event)
  let { price_id, account_id} = body;
  account_id = +account_id
  console.log(`session.post.ts recieved price_id:${price_id}, account_id:${account_id}`);

  const userService = new UserAccountService(prisma_client);
  const account: Account = await userService.getAccountById(account_id);
  let customer_id: string
  if(!account.stripe_customer_id){
    // need to pre-emptively create a Stripe user for this account (use name for now, just so is visible on dashboard) TODO - include Email
    console.log(`Creating account with name ${account.name}`);
    const customer = await stripe.customers.create({ name: account.name });
    customer_id = customer.id;
    userService.updateAccountStipeCustomerId(account_id, customer.id);
  } else {
    customer_id = account.stripe_customer_id;
  }

  const session = await stripe.checkout.sessions.create({
    mode: 'subscription',
    line_items: [
      {
        price: price_id,
        // For metered billing, do not pass quantity
        quantity: 1,
      },
    ],
    // {CHECKOUT_SESSION_ID} is a string literal; do not change it!
    // the actual Session ID is returned in the query parameter when your customer
    // is redirected to the success page.
    success_url: `${YOUR_DOMAIN}/success?session_id={CHECKOUT_SESSION_ID}`,
    cancel_url: `${YOUR_DOMAIN}/cancel`,
    customer: customer_id
  });

  if(session?.url){
    return sendRedirect(event, session.url, 303);
  } else {
    return sendRedirect(event, `${YOUR_DOMAIN}/fail`, 303);
  }
});