/// <reference lib="webworker" />
import { initDb } from '../db';
import { cancelWatch, getAndWatch } from '../db/change-handler';
import {
  putNewGpx,
  existsGpx,
  pruneAndSaveImportedGpx,
  getGpx,
  putGpx,
  appendTrk,
  getAllGpxes,
  getAllGpxesWithSummary,
} from '../db/gpx';
import { getState, setState } from '../db/state';
import { getTrk, putNewTrk } from '../db/trk';
import { getTrkseg, appendTrkpt } from '../db/trkseg';
import { getWpt, putWpt } from '../db/wpt';

//const self = globalThis as unknown as WorkerGlobalScope;

console.log({ caller: 'dispatcher-worker' });

onmessage = async function (e) {
  const actions = {
    initDb,
    putNewGpx,
    putNewTrk,
    existsGpx,
    pruneAndSaveImportedGpx,
    getAllGpxes,
    getAllGpxesWithSummary,
    getGpx,
    putGpx,
    appendTrk,
    getTrk,
    getTrkseg,
    appendTrkpt,
    getWpt,

    putWpt,
    getState,
    setState,

    getAndWatch,
    cancelWatch,
  };

  console.log({ caller: 'dispatcher-worker / onmessage', e });
  const { id, payload } = e.data;
  var returnValue: any = 'unknownAction';
  if (payload.action in actions) {
    console.log({ caller: 'dispatcher-worker / awaiting', id, payload });
    returnValue = await actions[<keyof typeof actions>payload.action]({
      ...payload.params,
      _dispatchId: id,
    });
  }
  postMessage({ id: id, payload: returnValue });
  console.log({ caller: 'dispatcher-worker / response sent', id, returnValue });
};

export const returnAgain = (id: number, returnValue: any) => {
  console.log({ caller: 'dispatcher-worker / returnAgain', id, returnValue });
  postMessage({ id: id, payload: returnValue });
};

//export default self;