// Copyright 2022 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import * as Platform from '../../core/platform/platform.js';
import * as SDK from '../../core/sdk/sdk.js';
import type * as Protocol from '../../generated/protocol.js';
import {renderElementIntoDOM} from '../../testing/DOMHelpers.js';
import {
  deinitializeGlobalVars,
  describeWithEnvironment,
} from '../../testing/EnvironmentHelpers.js';
import {describeWithMockConnection} from '../../testing/MockConnection.js';
import {setUpEnvironment} from '../../testing/OverridesHelpers.js';
import type * as UI from '../../ui/legacy/legacy.js';

import * as NetworkForward from './forward/forward.js';
import * as Network from './network.js';

const {urlString} = Platform.DevToolsPath;

function renderNetworkItemView(request?: SDK.NetworkRequest.NetworkRequest): Network.NetworkItemView.NetworkItemView {
  if (!request) {
    request = SDK.NetworkRequest.NetworkRequest.create(
        'requestId' as Protocol.Network.RequestId, urlString`https://www.example.com/foo.html`, urlString``, null, null,
        null);
  }
  const networkItemView =
      new Network.NetworkItemView.NetworkItemView(request, {} as Network.NetworkTimeCalculator.NetworkTimeCalculator);
  const div = document.createElement('div');
  renderElementIntoDOM(div);
  networkItemView.markAsRoot();
  networkItemView.show(div);
  return networkItemView;
}

function getOverrideIndicator(tabs: UI.TabbedPane.TabbedPaneTab[], tabId: string): HTMLElement|null {
  const tab = tabs.find(tab => tab.id === tabId)?.tabElement;
  const statusDot = tab?.querySelector('.status-dot');

  return statusDot ? statusDot as HTMLElement : null;
}

describeWithMockConnection('NetworkItemView', () => {
  beforeEach(() => {
    setUpEnvironment();
  });

  afterEach(async () => {
    await deinitializeGlobalVars();
  });

  it('reveals header in RequestHeadersView', async () => {
    const networkItemView = renderNetworkItemView();
    const headersViewComponent = networkItemView.getHeadersViewComponent();
    const headersViewComponentSpy = sinon.spy(headersViewComponent, 'revealHeader');

    assert.isTrue(headersViewComponentSpy.notCalled);

    networkItemView.revealHeader(NetworkForward.UIRequestLocation.UIHeaderSection.RESPONSE, 'headerName');

    assert.isTrue(
        headersViewComponentSpy.calledWith(NetworkForward.UIRequestLocation.UIHeaderSection.RESPONSE, 'headerName'));
    networkItemView.detach();
  });
});

describeWithEnvironment('NetworkItemView', () => {
  let request: SDK.NetworkRequest.NetworkRequest;

  beforeEach(async () => {
    request = SDK.NetworkRequest.NetworkRequest.create(
        'requestId' as Protocol.Network.RequestId, urlString`https://www.example.com`, urlString``, null, null, null);
    request.statusCode = 200;
  });

  it('shows indicator for overriden headers and responses', () => {
    request.setWasIntercepted(true);
    request.hasOverriddenContent = true;
    request.responseHeaders = [{name: 'foo', value: 'overridden'}];
    request.originalResponseHeaders = [{name: 'foo', value: 'original'}];

    const networkItemView = renderNetworkItemView(request);
    const headersIndicator = getOverrideIndicator(networkItemView['tabs'], 'headers-component');
    const responseIndicator = getOverrideIndicator(networkItemView['tabs'], 'response');

    networkItemView.detach();

    assert.isNotNull(headersIndicator);
    assert.isNotNull(responseIndicator);
  });

  it('shows indicator for overriden headers', () => {
    request.setWasIntercepted(true);
    request.responseHeaders = [{name: 'foo', value: 'overridden'}];
    request.originalResponseHeaders = [{name: 'foo', value: 'original'}];

    const networkItemView = renderNetworkItemView(request);
    const headersIndicator = getOverrideIndicator(networkItemView['tabs'], 'headers-component');
    const responseIndicator = getOverrideIndicator(networkItemView['tabs'], 'response');

    networkItemView.detach();

    assert.isNotNull(headersIndicator);
    assert.isNull(responseIndicator);
  });

  it('shows indicator for overriden content', () => {
    request.setWasIntercepted(true);
    request.hasOverriddenContent = true;

    const networkItemView = renderNetworkItemView(request);
    const headersIndicator = getOverrideIndicator(networkItemView['tabs'], 'headers-component');
    const responseIndicator = getOverrideIndicator(networkItemView['tabs'], 'response');

    networkItemView.detach();

    assert.isNull(headersIndicator);
    assert.isNotNull(responseIndicator);
  });

  it('does not show indicator for unoverriden request', () => {
    const networkItemView = renderNetworkItemView(request);
    const headersIndicator = getOverrideIndicator(networkItemView['tabs'], 'headers-component');
    const responseIndicator = getOverrideIndicator(networkItemView['tabs'], 'response');

    networkItemView.detach();

    assert.isNull(headersIndicator);
    assert.isNull(responseIndicator);
  });

  it('shows the Response and EventSource tab for text/event-stream requests', () => {
    request.mimeType = 'text/event-stream';
    const networkItemView = renderNetworkItemView(request);

    assert.isTrue(networkItemView.hasTab(NetworkForward.UIRequestLocation.UIRequestTabs.EVENT_SOURCE));
    assert.isTrue(networkItemView.hasTab(NetworkForward.UIRequestLocation.UIRequestTabs.RESPONSE));

    networkItemView.detach();
  });
});