Garmin workout cleanup

garmin.js

(async () => {
  const DRY_RUN = true;
  const PAGE_WAIT = 800;
  const DELETE_DELAY = 300;
  const MAX_PAGES = 50;

  const sleep = ms => new Promise(r => setTimeout(r, ms));
  const csrf = document.querySelector('meta[name="csrf-token"]')?.content;
  if (!csrf) throw new Error('CSRF token introuvable dans <meta name="csrf-token">');

  function readWorkoutsFromTbody(tbody) {
    const k = Object.keys(tbody).find(x => x.startsWith('__reactFiber'));
    if (!k) return null;
    let fiber = tbody[k];
    for (let i = 0; i < 30 && fiber; i++) {
      const p = fiber.memoizedProps;
      if (p && Array.isArray(p.workouts) && p.workouts.length && p.workouts[0].workoutId) {
        return p.workouts;
      }
      fiber = fiber.return;
    }
    return null;
  }

  function findWorkoutsTbody() {
    for (const tb of document.querySelectorAll('tbody')) {
      if (readWorkoutsFromTbody(tb)) return tb;
    }
    return null;
  }

  function readPageState() {
    const wrap = document.querySelector('.Pagination_wrapper__mYZ9R');
    if (!wrap) return { current: 1, total: 1 };
    const m = wrap.innerText.match(/(\d+)\s*\D+\s*(\d+)/);
    return m ? { current: +m[1], total: +m[2] } : { current: 1, total: 1 };
  }

  function clickNext() {
    const svg = document.querySelector('.Pagination_wrapper__mYZ9R svg[aria-label="Suivant"]');
    const btn = svg && svg.closest('button');
    if (!btn || btn.disabled) return false;
    btn.click();
    return true;
  }

  async function collectAll() {
    const seen = new Map();
    let pages = 0;
    while (pages < MAX_PAGES) {
      const tbody = findWorkoutsTbody();
      if (!tbody) throw new Error('Tbody « Mes entraînements » introuvable');
      const workouts = readWorkoutsFromTbody(tbody) || [];
      for (const w of workouts) {
        if (!seen.has(w.workoutId)) seen.set(w.workoutId, w.workoutName);
      }
      const { current, total } = readPageState();
      console.log(`page ${current}/${total} — ${workouts.length} workouts (cumulé : ${seen.size})`);
      if (current >= total) break;
      if (!clickNext()) break;
      const before = current;
      let waited = 0;
      while (waited < 5000 && readPageState().current === before) {
        await sleep(150);
        waited += 150;
      }
      await sleep(PAGE_WAIT);
      pages++;
    }
    return [...seen.entries()].map(([id, name]) => ({ id, name }));
  }

  console.log('Collecte…');
  const all = await collectAll();
  console.log(`Total : ${all.length} workout(s)`);
  console.table(all);

  if (DRY_RUN) {
    console.warn('DRY_RUN actif — passe-le à false pour supprimer.');
    return all;
  }

  const results = [];
  for (const { id, name } of all) {
    const res = await fetch(`https://connect.garmin.com/gc-api/workout-service/workout/${id}`, {
      method: 'DELETE',
      credentials: 'include',
      headers: {
        'accept': '*/*',
        'connect-csrf-token': csrf,
      },
    });
    results.push({ id, name, ok: res.ok, status: res.status });
    console.log(res.ok ? `✓ ${id} — ${name}` : `✗ ${id} — ${name} (${res.status})`);
    await sleep(DELETE_DELAY);
  }
  const ok = results.filter(r => r.ok).length;
  console.log(`Terminé. ok=${ok} ko=${results.length - ok}`);
  return results;
})();