import { currentURL, find, visit } from '@ember/test-helpers';
import { module, skip, test } from 'qunit';
import { setupApplicationTest } from 'ember-qunit';
import { setupMirage } from 'ember-cli-mirage/test-support';
import a11yAudit from 'nomad-ui/tests/helpers/a11y-audit';
import Tokens from 'nomad-ui/tests/pages/settings/tokens';
import Jobs from 'nomad-ui/tests/pages/jobs/list';
import JobDetail from 'nomad-ui/tests/pages/jobs/detail';
import ClientDetail from 'nomad-ui/tests/pages/clients/detail';
import Layout from 'nomad-ui/tests/pages/layout';

let job;
let node;
let managementToken;
let clientToken;

module('Acceptance | tokens', function(hooks) {
  setupApplicationTest(hooks);
  setupMirage(hooks);

  hooks.beforeEach(function() {
    window.localStorage.clear();
    window.sessionStorage.clear();

    server.create('agent');
    node = server.create('node');
    job = server.create('job');
    managementToken = server.create('token');
    clientToken = server.create('token');
  });

  test('it passes an accessibility audit', async function(assert) {
    await Tokens.visit();
    await a11yAudit(assert);
  });

  test('the token form sets the token in local storage', async function(assert) {
    const { secretId } = managementToken;

    await Tokens.visit();
    assert.ok(window.localStorage.nomadTokenSecret == null, 'No token secret set');
    assert.equal(document.title, 'Tokens - Nomad');

    await Tokens.secret(secretId).submit();
    assert.equal(window.localStorage.nomadTokenSecret, secretId, 'Token secret was set');
  });

  // TODO: unskip once store.unloadAll reliably waits for in-flight requests to settle
  skip('the x-nomad-token header gets sent with requests once it is set', async function(assert) {
    const { secretId } = managementToken;

    await JobDetail.visit({ id: job.id });
    await ClientDetail.visit({ id: node.id });

    assert.ok(server.pretender.handledRequests.length > 1, 'Requests have been made');

    server.pretender.handledRequests.forEach(req => {
      assert.notOk(getHeader(req, 'x-nomad-token'), `No token for ${req.url}`);
    });

    const requestPosition = server.pretender.handledRequests.length;

    await Tokens.visit();
    await Tokens.secret(secretId).submit();

    await JobDetail.visit({ id: job.id });
    await ClientDetail.visit({ id: node.id });

    const newRequests = server.pretender.handledRequests.slice(requestPosition);
    assert.ok(newRequests.length > 1, 'New requests have been made');

    // Cross-origin requests can't have a token
    newRequests.forEach(req => {
      assert.equal(getHeader(req, 'x-nomad-token'), secretId, `Token set for ${req.url}`);
    });
  });

  test('an error message is shown when authenticating a token fails', async function(assert) {
    const { secretId } = managementToken;
    const bogusSecret = 'this-is-not-the-secret';
    assert.notEqual(
      secretId,
      bogusSecret,
      'bogus secret is not somehow coincidentally equal to the real secret'
    );

    await Tokens.visit();
    await Tokens.secret(bogusSecret).submit();

    assert.ok(window.localStorage.nomadTokenSecret == null, 'Token secret is discarded on failure');
    assert.ok(Tokens.errorMessage, 'Token error message is shown');
    assert.notOk(Tokens.successMessage, 'Token success message is not shown');
    assert.equal(Tokens.policies.length, 0, 'No token policies are shown');
  });

  test('a success message and a special management token message are shown when authenticating succeeds', async function(assert) {
    const { secretId } = managementToken;

    await Tokens.visit();
    await Tokens.secret(secretId).submit();

    assert.ok(Tokens.successMessage, 'Token success message is shown');
    assert.notOk(Tokens.errorMessage, 'Token error message is not shown');
    assert.ok(Tokens.managementMessage, 'Token management message is shown');
    assert.equal(Tokens.policies.length, 0, 'No token policies are shown');
  });

  test('a success message and associated policies are shown when authenticating succeeds', async function(assert) {
    const { secretId } = clientToken;
    const policy = clientToken.policies.models[0];
    policy.update('description', 'Make sure there is a description');

    await Tokens.visit();
    await Tokens.secret(secretId).submit();

    assert.ok(Tokens.successMessage, 'Token success message is shown');
    assert.notOk(Tokens.errorMessage, 'Token error message is not shown');
    assert.notOk(Tokens.managementMessage, 'Token management message is not shown');
    assert.equal(
      Tokens.policies.length,
      clientToken.policies.length,
      'Each policy associated with the token is listed'
    );

    const policyElement = Tokens.policies.objectAt(0);

    assert.equal(policyElement.name, policy.name, 'Policy Name');
    assert.equal(policyElement.description, policy.description, 'Policy Description');
    assert.equal(policyElement.rules, policy.rules, 'Policy Rules');
  });

  test('setting a token clears the store', async function(assert) {
    const { secretId } = clientToken;

    await Jobs.visit();
    assert.ok(find('.job-row'), 'Jobs found');

    await Tokens.visit();
    await Tokens.secret(secretId).submit();

    server.pretender.get('/v1/jobs', function() {
      return [200, {}, '[]'];
    });

    await Jobs.visit();

    // If jobs are lingering in the store, they would show up
    assert.notOk(find('[data-test-job-row]'), 'No jobs found');
  });

  test('when the ott query parameter is present upon application load it’s exchanged for a token', async function(assert) {
    const { oneTimeSecret, secretId } = managementToken;

    await JobDetail.visit({ id: job.id, ott: oneTimeSecret });

    assert.notOk(currentURL().includes(oneTimeSecret), 'OTT is cleared from the URL after loading');

    await Tokens.visit();

    assert.equal(window.localStorage.nomadTokenSecret, secretId, 'Token secret was set');
  });

  test('when the ott exchange fails an error is shown', async function(assert) {
    await visit('/?ott=fake');

    assert.ok(Layout.error.isPresent);
    assert.equal(Layout.error.title, 'Token Exchange Error');
    assert.equal(Layout.error.message, 'Failed to exchange the one-time token.');
  });

  function getHeader({ requestHeaders }, name) {
    // Headers are case-insensitive, but object property look up is not
    return (
      requestHeaders[name] ||
      requestHeaders[name.toLowerCase()] ||
      requestHeaders[name.toUpperCase()]
    );
  }
});