import getUri from '../lib/ids';
import { appendToArray, putNewGpx } from './gpx';
import { getFamily, put } from './lib';

export const emptyRte: Rte = {
  name: undefined,
  cmt: undefined,
  desc: undefined,
  src: undefined,
  link: undefined,
  number: 0,
  type: undefined,
  extensions: undefined,
  rtept: undefined,
};

export const putNewRte = async (id?: IdRte | IdGpx) => {
  let finalId = { ...id };
  if (!('rte' in finalId)) {
    const gpxId = await putNewGpx(id);
    finalId = { ...gpxId, rte: 0 };
  }
  const uri = getUri('rte', finalId);
  await put(
    uri,
    'rte',
    (rte) => {
      return rte;
    },
    emptyRte
  );
  return finalId as IdRte;
};

export const getRte = async (params: any) => {
  const { id } = params;
  const docs = await getFamily(id, { include_docs: true });
  let target: any[];
  let rte: Rte | undefined = undefined;
  docs.rows.every((row: any) => {
    // level 0
    if (row.doc.type === 'rte') {
      if (!!rte) {
        return false; // Hack to stop if getFamily fails
      }
      target = [row.doc.doc];
      rte = row.doc.doc;
    }
    //level 1
    if (row.doc.type === 'rtept') {
      target.splice(1);
      row.doc.doc.id = row.doc._id;
      appendToArray(target.at(-1), row.doc.type, row.doc.doc);
      target.push(row.doc.doc);
    }
    return true;
  });
  return rte;
};

export const putRte = async (params: any) => {
  const { id, rte } = params;
  rte.rtept = undefined;
  await put(id, 'rte', (doc) => rte, rte);
  return rte;
};