// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import {assert} from 'chai';
import sinon from 'sinon';

import {prpcClient} from 'prpc-client-instance.js';
import {MrHeader} from './mr-header.js';


window.CS_env = {
  token: 'foo-token',
};

let element;

describe('mr-header', () => {
  beforeEach(() => {
    element = document.createElement('mr-header');
    document.body.appendChild(element);

    window.ga = sinon.stub();
  });

  afterEach(() => {
    document.body.removeChild(element);
  });

  it('initializes', () => {
    assert.instanceOf(element, MrHeader);
  });

  it('presentationConfig renders', async () => {
    element.projectName = 'best-project';
    element.projectThumbnailUrl = 'http://images.google.com/';
    element.presentationConfig = {
      projectSummary: 'The best project',
    };

    await element.updateComplete;

    assert.equal(element.shadowRoot.querySelector('.project-logo').src,
        'http://images.google.com/');

    assert.endsWith(element.shadowRoot.querySelector('.new-issue-link').href,
        '/p/best-project/issues/entry');

    assert.equal(element.shadowRoot.querySelector('.project-selector').title,
        'The best project');
  });

  describe('issueEntryUrl', () => {
    let oldToken;

    beforeEach(() => {
      oldToken = prpcClient.token;
      prpcClient.token = 'token1';

      element.projectName = 'proj';

      sinon.stub(element, '_origin').get(() => 'http://localhost');
    });

    afterEach(() => {
      prpcClient.token = oldToken;
    });

    it('updates on project change', async () => {
      await element.updateComplete;

      assert.endsWith(element.shadowRoot.querySelector('.new-issue-link').href,
          '/p/proj/issues/entry');

      element.projectName = 'the-best-project';

      await element.updateComplete;

      assert.endsWith(element.shadowRoot.querySelector('.new-issue-link').href,
          '/p/the-best-project/issues/entry');
    });

    it('generates wizard URL when customIssueEntryUrl defined', () => {
      element.presentationConfig = {customIssueEntryUrl: 'https://issue.wizard'};
      element.userProjects = {ownerOf: ['not-proj']};
      element.userDisplayName = 'test@example.com';
      assert.equal(element.issueEntryUrl, '/p/proj/issues/wizard');
    });

    it('uses default issue filing URL when user is not logged in', () => {
      element.presentationConfig = {customIssueEntryUrl: 'https://issue.wizard'};
      element.userDisplayName = '';
      assert.equal(element.issueEntryUrl, '/p/proj/issues/entry');
    });

    it('uses default issue filing URL when user is project owner', () => {
      element.presentationConfig = {customIssueEntryUrl: 'https://issue.wizard'};
      element.userProjects = {ownerOf: ['proj']};
      assert.equal(element.issueEntryUrl, '/p/proj/issues/entry');
    });

    it('uses default issue filing URL when user is project member', () => {
      element.presentationConfig = {customIssueEntryUrl: 'https://issue.wizard'};
      element.userProjects = {memberOf: ['proj']};
      assert.equal(element.issueEntryUrl, '/p/proj/issues/entry');
    });

    it('uses default issue filing URL when user is project contributor', () => {
      element.presentationConfig = {customIssueEntryUrl: 'https://issue.wizard'};
      element.userProjects = {contributorTo: ['proj']};
      assert.equal(element.issueEntryUrl, '/p/proj/issues/entry');
    });
  });


  it('canAdministerProject is false when user is not logged in', () => {
    element.userDisplayName = '';

    assert.isFalse(element.canAdministerProject);
  });

  it('canAdministerProject is true when user is site admin', () => {
    element.userDisplayName = 'test@example.com';
    element.isSiteAdmin = true;

    assert.isTrue(element.canAdministerProject);

    element.isSiteAdmin = false;

    assert.isFalse(element.canAdministerProject);
  });

  it('canAdministerProject is true when user is owner', () => {
    element.userDisplayName = 'test@example.com';
    element.isSiteAdmin = false;

    element.projectName = 'chromium';
    element.userProjects = {ownerOf: ['chromium']};

    assert.isTrue(element.canAdministerProject);

    element.projectName = 'v8';

    assert.isFalse(element.canAdministerProject);

    element.userProjects = {memberOf: ['v8']};

    assert.isFalse(element.canAdministerProject);
  });

  it('_projectDropdownItems tells user to sign in if not logged in', () => {
    element.userDisplayName = '';
    element.loginUrl = 'http://login';

    const items = element._projectDropdownItems;

    // My Projects
    assert.deepEqual(items[0], {
      text: 'Sign in to see your projects',
      url: 'http://login',
    });
  });

  // TODO(b/283983843): Prefix project names with "mock".
  it('_projectDropdownItems computes projects for user', () => {
    element.userProjects = {
      ownerOf: ['chromium'],
      memberOf: ['v8'],
      contributorTo: ['mockskia'],
      starredProjects: ['mockgerrit'],
    };
    element.userDisplayName = 'test@example.com';

    const items = element._projectDropdownItems;

    // TODO(http://crbug.com/monorail/6236): Replace these checks with
    // deepInclude once we upgrade Chai.
    // My Projects
    assert.equal(items[1].text, 'chromium');
    assert.equal(items[1].url, '/p/chromium/issues/list');
    assert.equal(items[2].text, 'mockskia');
    assert.equal(items[2].url, '/p/mockskia/issues/list');
    assert.equal(items[3].text, 'v8');
    assert.equal(items[3].url, '/p/v8/issues/list');

    // Starred Projects
    assert.equal(items[5].text, 'mockgerrit');
    assert.equal(items[5].url, '/p/mockgerrit/issues/list');
  });
});