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

module('Integration | Component | reschedule event timeline', function(hooks) {
  setupRenderingTest(hooks);

  hooks.beforeEach(function() {
    this.store = this.owner.lookup('service:store');
    this.server = startMirage();
    this.server.create('namespace');
    this.server.create('node');
    this.server.create('job', { createAllocations: false });
  });

  hooks.afterEach(function() {
    this.server.shutdown();
  });

  const commonTemplate = hbs`
    {{reschedule-event-timeline allocation=allocation}}
  `;

  test('when the allocation is running, the timeline shows past allocations', async function(assert) {
    const attempts = 2;

    this.server.create('allocation', 'rescheduled', {
      rescheduleAttempts: attempts,
      rescheduleSuccess: true,
    });

    await this.store.findAll('allocation');

    const allocation = this.store
      .peekAll('allocation')
      .find(alloc => !alloc.get('nextAllocation.content'));

    this.set('allocation', allocation);
    await render(commonTemplate);

    assert.equal(
      findAll('[data-test-allocation]').length,
      attempts + 1,
      'Total allocations equals current allocation plus all past allocations'
    );
    assert.equal(
      find('[data-test-allocation]'),
      find(`[data-test-allocation="${allocation.id}"]`),
      'First allocation is the current allocation'
    );

    assert.notOk(find('[data-test-stop-warning]'), 'No stop warning');
    assert.notOk(find('[data-test-attempt-notice]'), 'No attempt notice');

    assert.equal(
      find(
        `[data-test-allocation="${allocation.id}"] [data-test-allocation-link]`
      ).textContent.trim(),
      allocation.get('shortId'),
      'The "this" allocation is correct'
    );
    assert.equal(
      find(
        `[data-test-allocation="${allocation.id}"] [data-test-allocation-status]`
      ).textContent.trim(),
      allocation.get('clientStatus'),
      'Allocation shows the status'
    );
  });

  test('when the allocation has failed and there is a follow up evaluation, a note with a time is shown', async function(assert) {
    const attempts = 2;

    this.server.create('allocation', 'rescheduled', {
      rescheduleAttempts: attempts,
      rescheduleSuccess: false,
    });

    await this.store.findAll('allocation');

    const allocation = this.store
      .peekAll('allocation')
      .find(alloc => !alloc.get('nextAllocation.content'));

    this.set('allocation', allocation);
    await render(commonTemplate);

    assert.ok(
      find('[data-test-stop-warning]'),
      'Stop warning is shown since the last allocation failed'
    );
    assert.notOk(find('[data-test-attempt-notice]'), 'Reschdule attempt notice is not shown');
  });

  test('when the allocation has failed and there is no follow up evaluation, a warning is shown', async function(assert) {
    const attempts = 2;

    this.server.create('allocation', 'rescheduled', {
      rescheduleAttempts: attempts,
      rescheduleSuccess: false,
    });

    const lastAllocation = server.schema.allocations.findBy({ nextAllocation: undefined });
    lastAllocation.update({
      followupEvalId: server.create('evaluation', {
        waitUntil: moment()
          .add(2, 'hours')
          .toDate(),
      }).id,
    });

    await this.store.findAll('allocation');

    let allocation = this.store
      .peekAll('allocation')
      .find(alloc => !alloc.get('nextAllocation.content'));
    this.set('allocation', allocation);

    await render(commonTemplate);

    assert.ok(
      find('[data-test-attempt-notice]'),
      'Reschedule notice is shown since the follow up eval says so'
    );
    assert.notOk(find('[data-test-stop-warning]'), 'Stop warning is not shown');
  });

  test('when the allocation has a next allocation already, it is shown in the timeline', async function(assert) {
    const attempts = 2;

    const originalAllocation = this.server.create('allocation', 'rescheduled', {
      rescheduleAttempts: attempts,
      rescheduleSuccess: true,
    });

    await this.store.findAll('allocation');

    const allocation = this.store.peekAll('allocation').findBy('id', originalAllocation.id);

    this.set('allocation', allocation);
    await render(commonTemplate);

    assert.ok(
      find('[data-test-reschedule-label]').textContent.trim(),
      'Next Allocation',
      'The first allocation is the next allocation and labeled as such'
    );

    assert.equal(
      find('[data-test-allocation] [data-test-allocation-link]').textContent.trim(),
      allocation.get('nextAllocation.shortId'),
      'The next allocation item is for the correct allocation'
    );

    assert.equal(
      findAll('[data-test-allocation]')[1],
      find(`[data-test-allocation="${allocation.id}"]`),
      'Second allocation is the current allocation'
    );

    assert.notOk(find('[data-test-stop-warning]'), 'No stop warning');
    assert.notOk(find('[data-test-attempt-notice]'), 'No attempt notice');
  });
});