import assert from "node:assert/strict";

// Regression coverage for the Settings page's tab restructuring (previously one long
// scrolling page: Connection, Audio, Appearance & overlay, System & backup all at once).
// Tabs must show exactly one group of panels at a time, default to Connection on first
// load, and - the actual bug class this guards against - keep the selection when the page
// re-renders in place (e.g. after saving the form), not silently reset back to Connection.
// activeSettingsTab is a module-level variable specifically so it survives that re-render.
export async function runSettingsTabsSmoke({ evaluate, navigate }) {
  await navigate("settings", "settingsForm");

  const activeTab = () => evaluate(`document.querySelector(".settings-tab.active")?.dataset.settingsTab`);
  const panelVisibility = () => evaluate(`
    Object.fromEntries(Array.from(document.querySelectorAll("[data-settings-panel]"))
      .map((panel) => [panel.dataset.settingsPanel, !panel.hidden]))
  `);

  assert.equal(await activeTab(), "connection", "Connection is the default tab on first load");
  let visible = await panelVisibility();
  assert.equal(visible.connection, true, "connection panel visible by default");
  assert.equal(visible.audio, false, "audio panel hidden by default");
  assert.equal(visible.appearance, false, "appearance panel hidden by default");
  assert.equal(visible.system, false, "system panel hidden by default");
  console.log("PASS settings defaults to the Connection tab with only that panel visible");

  for (const tab of ["audio", "appearance", "system", "connection"]) {
    await evaluate(`document.querySelector('[data-settings-tab="${tab}"]').click()`);
    assert.equal(await activeTab(), tab, `clicking the ${tab} tab activates it`);
    visible = await panelVisibility();
    for (const [panelId, isVisible] of Object.entries(visible)) {
      assert.equal(isVisible, panelId === tab, `after switching to ${tab}, panel ${panelId} should be ${panelId === tab ? "visible" : "hidden"}`);
    }
  }
  console.log("PASS clicking each settings tab shows only its own panel and hides the rest");

  await evaluate(`document.querySelector('[data-settings-tab="system"]').click()`);
  assert.equal(await activeTab(), "system");
  // Submitting the settings form re-renders the whole page in place (no navigation), which
  // is exactly the path that used to drop the user back onto the Connection tab.
  await evaluate(`document.getElementById("settingsForm").requestSubmit()`);
  assert.equal(await activeTab(), "system", "the selected tab survives an in-place re-render after saving, instead of resetting to Connection");
  visible = await panelVisibility();
  assert.equal(visible.system, true);
  assert.equal(visible.connection, false);
  console.log("PASS the active settings tab is preserved across a save-triggered re-render");

  // The old "Audio · Legacy" panel is gone; "Calls during a race" defaults to passing tone
  // only and survives a save.
  await evaluate(`document.querySelector('[data-settings-tab="audio"]').click()`);
  assert.equal(await evaluate(`/Legacy/.test(document.querySelector('[data-settings-panel="audio"]').innerText)`), false, "no legacy audio panel");
  assert.equal(await evaluate(`Boolean(document.querySelector('[name="audioEnabled"], [name="passingSoundMode"]'))`), false, "no legacy sound switches");
  const callouts = () => evaluate(`document.querySelector('[name="raceAudioRaceCallouts"]').value`);
  assert.equal(await callouts(), "passing");
  await evaluate(`(() => { document.querySelector('[name="raceAudioRaceCallouts"]').value = "full"; document.getElementById("settingsForm").requestSubmit(); })()`);
  assert.equal(await callouts(), "full", "speaker mode is saved");
  await evaluate(`(() => { document.querySelector('[name="raceAudioRaceCallouts"]').value = "passing"; document.getElementById("settingsForm").requestSubmit(); })()`);
  assert.equal(await callouts(), "passing");
  console.log("PASS the legacy audio panel is gone and race calls default to passing tone only");
}