// Generated, do not edit. sha256:2fdb7171652c771313af8580672b3d94500711ca104d4251cc8f2c61d162cd16
import { describe, it } from 'node:test';
import assert from 'node:assert/strict';
import { installDom } from '../helpers/mini-dom.mjs';

const dom = installDom();
const { captureFocus, restoreFocus, focusFirstField } = await import('../../client/ui/table-focus.js');

const ROW = '<table><tbody><tr data-edit-row="1">'
  + '<td><input data-field="name" value="abcdef"></td>'
  + '<td><input type="date" data-field="day" value="2026-10-18"></td>'
  + '<td><div class="conv-field"><input data-field="amount"><button data-convert="amount">c</button></div></td>'
  + '<td><button data-save="1">s</button></td>'
  + '</tr></tbody></table>';
const table = (html = ROW) => { const el = dom.host(); el.innerHTML = html; return el; };

describe('captureFocus', () => {
  it('a text field: its selector and the caret', () => {
    const el = table();
    const f = el.querySelector('[data-field="name"]');
    f.focus();
    f.setSelectionRange(2, 4);
    assert.deepEqual(captureFocus(el, true), { sel: '[data-field="name"]', start: 2, end: 4 });
  });

  it('a date field: the selector without a caret, which a browser would refuse to read', () => {
    const el = table();
    el.querySelector('[data-field="day"]').focus();
    assert.deepEqual(captureFocus(el, true), { sel: '[data-field="day"]', start: null, end: null });
  });

  it('the convert button next to an amount is an anchor of its own, and so is save', () => {
    const el = table();
    el.querySelector('[data-convert]').focus();
    assert.deepEqual(captureFocus(el, true), { sel: '[data-convert="amount"]', start: null, end: null });
    el.querySelector('[data-save]').focus();
    assert.equal(captureFocus(el, true).sel, '[data-save="1"]');
  });

  it('nothing outside editing, nothing when the focus is in another table, nothing without an anchor', () => {
    const el = table();
    el.querySelector('[data-field="name"]').focus();
    assert.equal(captureFocus(el, false), null);
    const other = table();
    assert.equal(captureFocus(other, true), null);
    const plain = table('<span tabindex="0">x</span>');
    plain.querySelector('span').focus();
    assert.equal(captureFocus(plain, true), null);
  });
});

describe('restoreFocus', () => {
  it('finds the field back in the NEW markup and restores the caret', () => {
    const el = table();
    const f = el.querySelector('[data-field="name"]');
    f.focus();
    f.setSelectionRange(1, 3);
    const snap = captureFocus(el, true);
    el.innerHTML = ROW;
    restoreFocus(el, snap);
    const again = el.querySelector('[data-field="name"]');
    assert.ok(dom.document.activeElement === again, 'focus on the new field');
    assert.deepEqual([again.selectionStart, again.selectionEnd], [1, 3]);
  });

  it('a field that disappeared, or no snapshot, leaves the focus alone', () => {
    const el = table();
    const before = dom.document.activeElement;
    restoreFocus(el, { sel: '[data-field="gone"]', start: null, end: null });
    restoreFocus(el, null);
    assert.ok(dom.document.activeElement === before);
  });

  it('a field whose type changed gets the focus without the caret, and does not throw', () => {
    const el = table();
    const f = el.querySelector('[data-field="name"]');
    f.focus();
    const snap = captureFocus(el, true);
    el.innerHTML = '<input type="date" data-field="name">';
    restoreFocus(el, snap);
    assert.equal(dom.document.activeElement.getAttribute('type'), 'date');
  });
});

describe('focusFirstField', () => {
  it('the first enabled, visible field of the edit row', () => {
    const el = table('<table><tbody><tr data-edit-row="1"><td><input type="hidden" data-field="h"><input disabled data-field="d"><select data-field="s"></select></td></tr></tbody></table>');
    focusFirstField(el);
    assert.equal(dom.document.activeElement.dataset.field, 's');
  });

  it('falls back to the drawer row only when the row itself has nothing', () => {
    const el = table('<table><tbody><tr data-edit-row="1"><td></td></tr><tr class="edit-expand-row"><td><textarea data-field="note"></textarea></td></tr></tbody></table>');
    focusFirstField(el);
    assert.equal(dom.document.activeElement.dataset.field, 'note');
    const both = table('<table><tbody><tr data-edit-row="1"><td><input data-field="a"></td></tr><tr class="edit-expand-row"><td><textarea data-field="note"></textarea></td></tr></tbody></table>');
    focusFirstField(both);
    assert.equal(dom.document.activeElement.dataset.field, 'a');
  });

  it('no edit row: nothing happens', () => {
    const el = table('<p>x</p>');
    const before = dom.document.activeElement;
    focusFirstField(el);
    assert.ok(dom.document.activeElement === before);
  });
});