// Next.js API route support: https://nextjs.org/docs/api-routes/introduction
import type { NextApiRequest, NextApiResponse } from 'next'

interface ErrorResponse {
  error: string
}

export interface Faucet {
  address: string;
  secret: string;
  xrp: number;
  hash: string;
  code: string;
}


export default async function handler(
  req: NextApiRequest,
  res: NextApiResponse<Faucet | ErrorResponse>
) {
  if (req.method !== 'POST') {
    return res.status(405).json({ error: 'Method not allowed!' })
  }
  const { account } = req.query;
  const ip = Array.isArray(req?.headers?.["x-real-ip"]) ? req?.headers?.["x-real-ip"][0] : req?.headers?.["x-real-ip"];
  try {
    const response = await fetch(`https://${process.env.NEXT_PUBLIC_TESTNET_URL}/newcreds?account=${account ? account : ''}`, {
      method: 'POST',
      headers: {
        'x-forwarded-for': ip || '',
      },
    });
    const json: Faucet | ErrorResponse = await response.json();
    if ("error" in json) {
      return res.status(429).json(json)
    }
    return res.status(200).json(json);
  } catch (err) {
    console.log(err)
    return res.status(500).json({ error: 'Server error' })
  }
  return res.status(500).json({ error: 'Not able to create faucet, try again' })
}