<!DOCTYPE html>
<!--
@license
Copyright (C) 2015 The Android Open Source Project

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->

<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<meta charset="utf-8">
<title>gr-reviewer-list</title>

<script src="/node_modules/@webcomponents/webcomponentsjs/custom-elements-es5-adapter.js"></script>

<script src="/node_modules/@webcomponents/webcomponentsjs/webcomponents-lite.js"></script>
<script src="/components/wct-browser-legacy/browser.js"></script>

<test-fixture id="basic">
  <template>
    <gr-reviewer-list></gr-reviewer-list>
  </template>
</test-fixture>

<script type="module">
import '../../../test/common-test-setup.js';
import './gr-reviewer-list.js';
import {dom} from '@polymer/polymer/lib/legacy/polymer.dom.js';
suite('gr-reviewer-list tests', () => {
  let element;
  let sandbox;

  setup(() => {
    element = fixture('basic');
    element.serverConfig = {};
    sandbox = sinon.sandbox.create();
    stub('gr-rest-api-interface', {
      getConfig() { return Promise.resolve({}); },
      removeChangeReviewer() {
        return Promise.resolve({ok: true});
      },
    });
  });

  teardown(() => {
    sandbox.restore();
  });

  test('controls hidden on immutable element', () => {
    element.mutable = false;
    assert.isTrue(element.shadowRoot
        .querySelector('.controlsContainer').hasAttribute('hidden'));
    element.mutable = true;
    assert.isFalse(element.shadowRoot
        .querySelector('.controlsContainer').hasAttribute('hidden'));
  });

  test('add reviewer button opens reply dialog', done => {
    element.addEventListener('show-reply-dialog', () => {
      done();
    });
    MockInteractions.tap(element.shadowRoot
        .querySelector('.addReviewer'));
  });

  test('only show remove for removable reviewers', () => {
    element.mutable = true;
    element.change = {
      owner: {
        _account_id: 1,
      },
      reviewers: {
        REVIEWER: [
          {
            _account_id: 2,
            name: 'Bojack Horseman',
            email: 'SecretariatRulez96@hotmail.com',
          },
          {
            _account_id: 3,
            name: 'Pinky Penguin',
          },
        ],
        CC: [
          {
            _account_id: 4,
            name: 'Diane Nguyen',
            email: 'macarthurfellow2B@juno.com',
          },
          {
            email: 'test@e.mail',
          },
        ],
      },
      removable_reviewers: [
        {
          _account_id: 3,
          name: 'Pinky Penguin',
        },
        {
          _account_id: 4,
          name: 'Diane Nguyen',
          email: 'macarthurfellow2B@juno.com',
        },
        {
          email: 'test@e.mail',
        },
      ],
    };
    flushAsynchronousOperations();
    const chips =
        dom(element.root).querySelectorAll('gr-account-chip');
    assert.equal(chips.length, 4);

    for (const el of Array.from(chips)) {
      const accountID = el.account._account_id || el.account.email;
      assert.ok(accountID);

      const buttonEl = el.shadowRoot
          .querySelector('gr-button');
      assert.isNotNull(buttonEl);
      if (accountID == 2) {
        assert.isTrue(buttonEl.hasAttribute('hidden'));
      } else {
        assert.isFalse(buttonEl.hasAttribute('hidden'));
      }
    }
  });

  test('tracking reviewers and ccs', () => {
    let counter = 0;
    function makeAccount() {
      return {_account_id: counter++};
    }

    const owner = makeAccount();
    const reviewer = makeAccount();
    const cc = makeAccount();
    const reviewers = {
      REMOVED: [makeAccount()],
      REVIEWER: [owner, reviewer],
      CC: [owner, cc],
    };

    element.ccsOnly = false;
    element.reviewersOnly = false;
    element.change = {
      owner,
      reviewers,
    };
    assert.deepEqual(element._reviewers, [reviewer, cc]);

    element.reviewersOnly = true;
    element.change = {
      owner,
      reviewers,
    };
    assert.deepEqual(element._reviewers, [reviewer]);

    element.ccsOnly = true;
    element.reviewersOnly = false;
    element.change = {
      owner,
      reviewers,
    };
    assert.deepEqual(element._reviewers, [cc]);
  });

  test('_handleAddTap passes mode with event', () => {
    const fireStub = sandbox.stub(element, 'dispatchEvent');
    const e = {preventDefault() {}};

    element.ccsOnly = false;
    element.reviewersOnly = false;
    element._handleAddTap(e);
    assert.equal(fireStub.lastCall.args[0].type, 'show-reply-dialog');
    assert.deepEqual(fireStub.lastCall.args[0].detail, {value: {}});

    element.reviewersOnly = true;
    element._handleAddTap(e);
    assert.equal(fireStub.lastCall.args[0].type, 'show-reply-dialog');
    assert.deepEqual(
        fireStub.lastCall.args[0].detail,
        {value: {reviewersOnly: true}});

    element.ccsOnly = true;
    element.reviewersOnly = false;
    element._handleAddTap(e);
    assert.equal(fireStub.lastCall.args[0].type, 'show-reply-dialog');
    assert.deepEqual(fireStub.lastCall.args[0].detail,
        {value: {ccsOnly: true}});
  });

  test('dont show all reviewers button with 4 reviewers', () => {
    const reviewers = [];
    element.maxReviewersDisplayed = 3;
    for (let i = 0; i < 4; i++) {
      reviewers.push(
          {email: i+'reviewer@google.com', name: 'reviewer-' + i});
    }
    element.ccsOnly = true;

    element.change = {
      owner: {
        _account_id: 1,
      },
      reviewers: {
        CC: reviewers,
      },
    };
    assert.equal(element._hiddenReviewerCount, 0);
    assert.equal(element._displayedReviewers.length, 4);
    assert.equal(element._reviewers.length, 4);
    assert.isTrue(element.shadowRoot
        .querySelector('.hiddenReviewers').hidden);
  });

  test('show all reviewers button with 6 reviewers', () => {
    const reviewers = [];
    for (let i = 0; i < 6; i++) {
      reviewers.push(
          {email: i+'reviewer@google.com', name: 'reviewer-' + i});
    }
    element.ccsOnly = true;

    element.change = {
      owner: {
        _account_id: 1,
      },
      reviewers: {
        CC: reviewers,
      },
    };
    assert.equal(element._hiddenReviewerCount, 3);
    assert.equal(element._displayedReviewers.length, 3);
    assert.equal(element._reviewers.length, 6);
    assert.isFalse(element.shadowRoot
        .querySelector('.hiddenReviewers').hidden);
  });

  test('show all reviewers button', () => {
    const reviewers = [];
    for (let i = 0; i < 100; i++) {
      reviewers.push(
          {email: i+'reviewer@google.com', name: 'reviewer-' + i});
    }
    element.ccsOnly = true;

    element.change = {
      owner: {
        _account_id: 1,
      },
      reviewers: {
        CC: reviewers,
      },
    };
    assert.equal(element._hiddenReviewerCount, 97);
    assert.equal(element._displayedReviewers.length, 3);
    assert.equal(element._reviewers.length, 100);
    assert.isFalse(element.shadowRoot
        .querySelector('.hiddenReviewers').hidden);

    MockInteractions.tap(element.shadowRoot
        .querySelector('.hiddenReviewers'));

    assert.equal(element._hiddenReviewerCount, 0);
    assert.equal(element._displayedReviewers.length, 100);
    assert.equal(element._reviewers.length, 100);
    assert.isTrue(element.shadowRoot
        .querySelector('.hiddenReviewers').hidden);
  });

  test('votable labels', () => {
    const change = {
      labels: {
        Foo: {
          all: [{_account_id: 7, permitted_voting_range: {max: 2}}],
        },
        Bar: {
          all: [{_account_id: 1, permitted_voting_range: {max: 1}},
            {_account_id: 7, permitted_voting_range: {max: 1}}],
        },
        FooBar: {
          all: [{_account_id: 7, value: 0}],
        },
      },
      permitted_labels: {
        Foo: ['-1', ' 0', '+1', '+2'],
        FooBar: ['-1', ' 0'],
      },
    };
    assert.strictEqual(
        element._computeVoteableText({_account_id: 1}, change),
        'Bar');
    assert.strictEqual(
        element._computeVoteableText({_account_id: 7}, change),
        'Foo: +2, Bar, FooBar');
    assert.strictEqual(
        element._computeVoteableText({_account_id: 2}, change),
        '');
  });

  test('fails gracefully when all is not included', () => {
    const change = {
      labels: {Foo: {}},
      permitted_labels: {
        Foo: ['-1', ' 0', '+1', '+2'],
      },
    };
    assert.strictEqual(
        element._computeVoteableText({_account_id: 1}, change), '');
  });
});
</script>