garmsync/index.mjs

import gc from 'garmin-connect';
import Trimlog from './lib/client.mjs';
import fs from "fs/promises";
import { today } from './lib/tcx.mjs';

async function main() {
  const garmin = new gc.GarminConnect({
    username: process.env.GARMIN_USERNAME,
    password: process.env.GARMIN_PASSWORD,
  });
  const trimlog = new Trimlog({
    username: process.env.TRIMLOG_USERNAME,
    password: process.env.TRIMLOG_PASSWORD,
  })

  await trimlog.submit({});
  await garmin.login();

  console.log("CONNECTED!");

  const blackList = {};

  setInterval(async() => {

    const activities = await garmin.getActivities();
    const todayDate = today();
    for (const act of activities) {
      const id = Math.round(act.activityId).toFixed(0);

      if (blackList[id]) {
        continue;
      }
      
      if (!["walking", "cycling"].includes(act.activityType?.typeKey)) {
        console.error("Skipping", act.activityId, `(${act.activityType?.typeKey} activity not supported)`);
        blackList[id] = true;
        continue;
      }
      if (!act.startTimeLocal.startsWith(todayDate)) {
        console.error("Skipping", act.activityId, "(not today)");
        blackList[id] = true;
        continue;
      }

      console.log("Going ahead with", act.activityId, act.activityType.typeKey)
  
      await garmin.downloadOriginalActivityData(act, "/tmp/", "tcx")
      const input = (await fs.readFile(`/tmp/${act.activityId}.tcx`)).toString("base64")

      await trimlog.submit({addUpload: {
        name: `${act.activityId}.tcx`,
        base64: input,
      }});

      blackList[id] = true;
    }
  }, 300000);

  process.on('SIGINT', function() {
    console.log("INTERRUPTED");
    process.exit(0);
  });

  process.on('SIGTERM', function() {
    console.log("TERMINATED");
    process.exit(0);
  });
}

main();