import { findAll, find, render } from '@ember/test-helpers';
import { module, skip, test } from 'qunit';
import { setupRenderingTest } from 'ember-qunit';
import faker from 'nomad-ui/mirage/faker';
import hbs from 'htmlbars-inline-precompile';

module('Integration | Component | list table', function(hooks) {
  setupRenderingTest(hooks);

  const commonTable = Array(10)
    .fill(null)
    .map(() => ({
      firstName: faker.name.firstName(),
      lastName: faker.name.lastName(),
      age: faker.random.number({ min: 18, max: 60 }),
    }));

  // thead
  test('component exposes a thead contextual component', async function(assert) {
    this.set('source', commonTable);
    await render(hbs`
      {{#list-table source=source sortProperty=sortProperty sortDescending=sortDescending as |t|}}
        {{#t.head class="head"}}
          <th>First Name</th>
          <th>Last Name</th>
          <th>Age</th>
        {{/t.head}}
      {{/list-table}}
    `);

    assert.ok(findAll('.head').length, 'Table head is rendered');
    assert.equal(find('.head').tagName.toLowerCase(), 'thead', 'Table head is a thead element');
  });

  // tbody
  test('component exposes a tbody contextual component', async function(assert) {
    this.setProperties({
      source: commonTable,
      sortProperty: 'firstName',
      sortDescending: false,
    });
    await render(hbs`
      {{#list-table source=source sortProperty=sortProperty sortDescending=sortDescending as |t|}}
        {{#t.body class="body" as |row|}}
          <tr class="item">
            <td>{{row.model.firstName}}</td>
            <td>{{row.model.lastName}}</td>
            <td>{{row.model.age}}</td>
          </tr>
        {{/t.body}}
      {{/list-table}}
    `);

    assert.ok(findAll('.body').length, 'Table body is rendered');
    assert.equal(find('.body').tagName.toLowerCase(), 'tbody', 'Table body is a tbody element');

    assert.equal(findAll('.item').length, this.get('source.length'), 'Each item gets its own row');

    // list-table is not responsible for sorting, only dispatching sort events. The table is still
    // rendered in index-order.
    this.get('source').forEach((item, index) => {
      const $item = this.element.querySelectorAll('.item')[index];
      assert.equal($item.querySelectorAll('td')[0].innerHTML.trim(), item.firstName, 'First name');
      assert.equal($item.querySelectorAll('td')[1].innerHTML.trim(), item.lastName, 'Last name');
      assert.equal($item.querySelectorAll('td')[2].innerHTML.trim(), item.age, 'Age');
    });
  });

  // Ember doesn't support query params (or controllers or routes) in integration tests,
  // so sorting links can only be tested in acceptance tests.
  // Leaving this test here for posterity.
  skip('sort-by creates links using the appropriate links given sort property and sort descending', function() {});
});