// Functional DOM test of the bulk-delete checkbox UI.
// Loads the REAL index.html into jsdom, stubs fetch, and drives the actual
// render + selection functions. Proves: checkboxes render, select-all works,
// the bar appears only when a selection exists, and the payload is right.
const fs = require('fs');
const path = require('path');
const { JSDOM } = require(path.join('/tmp/uitest/node_modules/jsdom'));

const html = fs.readFileSync('/opt/gemastik18-final/panel/static/index.html', 'utf8');

// Fake 4 teams, mirroring the real API shape.
const FAKE_TEAMS = {
  teams: [
    { index: 1, label: 'Max',    status: 'running', ports: {}, domain: 'max.attackdefense.imrnes.team' },
    { index: 2, label: 'Aryma',  status: 'running', ports: {}, domain: 'aryma.attackdefense.imrnes.team' },
    { index: 3, label: 'Ken',    status: 'running', ports: {}, domain: 'ken.attackdefense.imrnes.team' },
  ],
};

const calls = [];
const dom = new JSDOM(html, { runScripts: 'dangerously', url: 'https://attackdefense.imrnes.team/' });

dom.window.fetch = async (url, opts) => {
  calls.push({ url: String(url), method: (opts && opts.method) || 'GET', body: opts && opts.body });
  const u = String(url);
  if (u.endsWith('/api/teams') && !(opts && opts.method)) {
    return { ok: true, json: async () => FAKE_TEAMS };
  }
  if (u.includes('/api/teams/bulk-delete/') && !(opts && opts.method)) {
    return { ok: true, json: async () => ({ state: 'done', done: [{ team: 2 }], errors: {} }) };
  }
  return { ok: true, json: async () => ({ ok: true }) };
};
dom.window.confirm = () => true;

const w = dom.window, d = w.document;
// jsdom keeps top-level `let` out of window, so read it through eval in the page.
const sel_set = () => w.eval('TEAM_SELECTED');
const call = (fn) => w.eval(`${fn}()`);
let pass = 0, fail = 0;
const ok = (name, cond, extra) => {
  if (cond) { pass++; console.log('  PASS  ' + name); }
  else { fail++; console.log('  FAIL  ' + name + (extra ? '  -> ' + extra : '')); }
};

(async () => {
  // Drive the real page init: it calls loadTeams on DOMContentLoaded.
  await w.loadTeams();

  const boxes = () => Array.from(d.querySelectorAll('input[id^="teamSel"]'));
  ok('one checkbox per team rendered', boxes().length === 3, 'got ' + boxes().length);
  ok('checkbox id encodes the team index', boxes()[0] && boxes()[0].id === 'teamSel1',
     boxes()[0] && boxes()[0].id);
  ok('checkbox onchange passes the index', boxes()[0] && /toggleTeamSelect\(1,/.test(boxes()[0].getAttribute('onchange') || ''),
     boxes()[0] && boxes()[0].getAttribute('onchange'));

  // Bar hidden with no selection.
  const bar = d.getElementById('bulkDelBar');
  ok('bar exists', !!bar);
  ok('bar hidden when nothing selected', bar && bar.style.display === 'none',
     bar && bar.style.display);

  // Tick team 2 -> bar appears, count updates.
  boxes()[1].checked = true;
  boxes()[1].dispatchEvent(new w.Event('change', { bubbles: true }));
  ok('bar shows after first tick', bar.style.display !== 'none', bar.style.display);
  ok('TEAM_SELECTED holds team2', sel_set().has(2) && sel_set().size === 1,
     'size=' + sel_set().size);
  ok('bar mentions 1 team', /1\b/.test(bar.textContent), JSON.stringify(bar.textContent.trim().slice(0, 60)));

  // Select all -> every team ticked. The button drives selectAllTeams(true).
  const allBtn = Array.from(d.querySelectorAll('button'))
    .find(b => /selectAllTeams\(true\)/.test(b.getAttribute('onclick') || ''));
  ok('select-all button exists', !!allBtn);
  allBtn.click();
  ok('select-all ticks every box', boxes().every(b => b.checked));
  ok('TEAM_SELECTED has all 3', sel_set().size === 3, 'size=' + sel_set().size);
  ok('bar shows 3 teams', /3/.test(bar.textContent));

  // Bulk delete issues ONE POST with the selected indices.
  calls.length = 0;
  const goBtn = Array.from(d.querySelectorAll('#bulkDelBar button'))
    .find(b => /bulkDeleteTeams\(\)/.test(b.getAttribute('onclick') || ''));
  ok('bulk delete button appears in the bar', !!goBtn);
  goBtn.click();
  await new Promise(r => setTimeout(r, 400));
  const post = calls.find(c => c.url.includes('bulk-delete') && c.method === 'POST');
  ok('bulk delete POSTs once', !!post, JSON.stringify(calls.map(c => c.method + ' ' + c.url)));
  if (post) {
    const payload = JSON.parse(post.body);
    ok('payload carries all 3 indices', JSON.stringify(payload.indices) === '[1,2,3]',
       JSON.stringify(payload));
  }

  // Clear selection hides the bar again.
  call('clearTeamSelection');
  ok('clear empties selection', sel_set().size === 0);
  ok('bar hidden after clear', bar.style.display === 'none', bar.style.display);
  ok('checkboxes cleared too', boxes().every(b => !b.checked));

  console.log(`\n  ${pass} passed, ${fail} failed`);
  process.exit(fail === 0 ? 0 : 1);
})();