import MockAdapter from 'axios-mock-adapter';
import { ImporterStatus } from '~/importer_status';
import axios from '~/lib/utils/axios_utils';

describe('Importer Status', () => {
  let instance;
  let mock;

  beforeEach(() => {
    mock = new MockAdapter(axios);
  });

  afterEach(() => {
    mock.restore();
  });

  describe('addToImport', () => {
    const importUrl = '/import_url';
    const fixtures = `
      <table>
        <tr id="repo_123">
          <td class="import-target"></td>
          <td class="import-actions job-status">
            <button name="button" type="submit" class="btn btn-import js-add-to-import">
            </button>
          </td>
        </tr>
      </table>
    `;

    beforeEach(() => {
      setFixtures(fixtures);
      jest.spyOn(ImporterStatus.prototype, 'initStatusPage').mockImplementation(() => {});
      jest.spyOn(ImporterStatus.prototype, 'setAutoUpdate').mockImplementation(() => {});
      instance = new ImporterStatus({
        jobsUrl: '',
        importUrl,
      });
    });

    it('sets table row to active after post request', done => {
      mock.onPost(importUrl).reply(200, {
        id: 1,
        full_path: '/full_path',
      });

      instance
        .addToImport({
          currentTarget: document.querySelector('.js-add-to-import'),
        })
        .then(() => {
          expect(document.querySelector('tr').classList.contains('table-active')).toEqual(true);
          done();
        })
        .catch(done.fail);
    });

    it('shows error message after failed POST request', done => {
      setFixtures(`${fixtures}<div class="flash-container"></div>`);

      mock.onPost(importUrl).reply(422, {
        errors: 'You forgot your lunch',
      });

      instance
        .addToImport({
          currentTarget: document.querySelector('.js-add-to-import'),
        })
        .then(() => {
          const flashMessage = document.querySelector('.flash-text');

          expect(flashMessage.textContent.trim()).toEqual(
            'An error occurred while importing project: You forgot your lunch',
          );
          done();
        })
        .catch(done.fail);
    });
  });

  describe('autoUpdate', () => {
    const jobsUrl = '/jobs_url';

    beforeEach(() => {
      const div = document.createElement('div');
      div.innerHTML = `
        <div id="project_1">
          <div class="job-status">
          </div>
        </div>
      `;

      document.body.appendChild(div);

      jest.spyOn(ImporterStatus.prototype, 'initStatusPage').mockImplementation(() => {});
      jest.spyOn(ImporterStatus.prototype, 'setAutoUpdate').mockImplementation(() => {});
      instance = new ImporterStatus({
        jobsUrl,
      });
    });

    function setupMock(importStatus) {
      mock.onGet(jobsUrl).reply(200, [
        {
          id: 1,
          import_status: importStatus,
        },
      ]);
    }

    function expectJobStatus(done, status) {
      instance
        .autoUpdate()
        .then(() => {
          expect(document.querySelector('#project_1').innerText.trim()).toEqual(status);
          done();
        })
        .catch(done.fail);
    }

    it('sets the job status to done', done => {
      setupMock('finished');
      expectJobStatus(done, 'Done');
    });

    it('sets the job status to scheduled', done => {
      setupMock('scheduled');
      expectJobStatus(done, 'Scheduled');
    });

    it('sets the job status to started', done => {
      setupMock('started');
      expectJobStatus(done, 'Started');
    });

    it('sets the job status to custom status', done => {
      setupMock('custom status');
      expectJobStatus(done, 'custom status');
    });
  });
});
