import { Client, Users } from 'node-appwrite';
import { XMLParser } from 'fast-xml-parser';

// This Appwrite function will be executed every time your function is triggered
export default async ({ req, res, log, error }: any) => {
  // You can use the Appwrite SDK to interact with other services
  // For this example, we're using the Users service
  const client = new Client()
    .setEndpoint(process.env.APPWRITE_FUNCTION_API_ENDPOINT ?? '')
    .setProject(process.env.APPWRITE_FUNCTION_PROJECT_ID ?? '')
    .setKey(req.headers['x-appwrite-key'] ?? '');
  const users = new Users(client);

  try {
    const response = await fetch('https://www.aemet.es/xml/municipios_h/localidad_h_31019.xml');

    if (!response.ok) {
      throw new Error(`Error! status: ${response.status}`);
    }

    const decoder = new TextDecoder('iso-8859-1'); // It should be iso-8859-15 but Bun 1.1 does not support it
    let xml = decoder.decode(await response.arrayBuffer())

    const parser = new XMLParser();
    let json = parser.parse(xml);
    log(json)
    return res.json({sucess: true, data: json})

  } catch(err: any) {
    error("Error fetching forecast: " + err.message);
    return res.json({success: false, error: err.message})
  }
};