//import { ProxyAgent, setGlobalDispatcher } from 'undici';

import { flight_get_data } from './api_flight'
import { nominatim_get_data } from './api_nominatim';

//setGlobalDispatcher(new ProxyAgent(process.env.HTTPS_PROXY as string));


export default function (server, opts, done) {
  server.get("/flight/:id", async (req, reply) =>
    flight_get_data(req.params.id)
      .then(res => {
        let wait_for_all: Promise<any>[] = []
        res.forEach(r => {
          wait_for_all.push(nominatim_get_data(r.from).then(geo => (r as any).from_geo = geo[0]));
          wait_for_all.push(nominatim_get_data(r.to).then(geo => (r as any).to_geo = geo[0]));
        });
        return Promise.all(wait_for_all).then(_ => res)
      })
      .then(res => reply.send(res))
  );

  server.get("/place/:id", async (req, reply) =>
    nominatim_get_data(req.params.id, JSON.parse(req.query.bb))
      .then(res => reply.send(res))
  );

  server.get("/gpx/:id", async (req, reply) => {
    if (req.params.id == undefined)
      return reply.code(400).send({ error: "No ID query parameter" });

    server.level.db.get(req.params.id, (err, val) => {
      if (err) {
        console.warn(err);
        reply.code(500).send();
      } else {
        let file = '<?xml version="1.0" encoding="UTF-8" standalone="yes"?><gpx xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.topografix.com/GPX/1/1" version="1.1" creator="EMTAC BTGPS Trine II DataLog Dump 1.0 - http://www.ayeltd.biz" xsi:schemaLocation="http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd">'
        const data = JSON.parse(val);
        const gen_wpt = (name, desc, latlon, icon = "Flag") => `<wpt lat="${latlon[0]}" lon="${latlon[1]}"><ele>0</ele><name>${name}</name><cmt>-</cmt><desc>${desc}</desc><sym>${icon}</sym></wpt>`
        const esc_str = (str) => (str || "Undefined").replace('"', "&quot;").replace("'", "&apos;").replace("<", "&lt;").replace(">", "&gt;").replace("&", "&amp;").replace("\n", "...")
        data.main.forEach(a => {
          file += gen_wpt(esc_str(a.hotel.name), esc_str(a.hotel.notes), a.hotel.latlon, "Hotel");
          a.places.restaurants.forEach(b => {
            file += gen_wpt(esc_str(b.name), esc_str(b.notes), b.latlon, "Restaurant");
          });
          a.places.activities.forEach(b => {
            file += gen_wpt(esc_str(b.name), esc_str(b.notes), b.latlon, "Tree");
          });
        });
        file += "</gpx>";
        reply.header('Content-Type', 'application/gpx+xml');
        reply.header('Content-Disposition', `attachment; filename=${req.params.id}.gpx`);
        reply.send(file);
      }
    });
    return reply;
  });

  server.get("/:id", async (req, reply) => {
    if (req.params.id == undefined)
      return reply.code(400).send({ error: "No ID query parameter" });

    server.level.db.get(req.params.id, (err, val) => {
      if (err) {
        console.warn(err);
        reply.code(500).send();
      } else {
        reply.send(JSON.parse(val));
      }
    });
    return reply;
  });

  server.post("/:id", async (req, reply) => {
    if (req.params.id == undefined)
      return reply.code(400).send({ error: "No ID query parameter" });

    server.level.db.put(req.params.id, req.body, (err) => {
      if (err) {
        console.warn(err);
        reply.code(500).send({ error: "Error with DB" });
      } else {
        reply.send({ content: "ok" });
      }
    });
    return reply;
  });

  done();
};