jiti-meet/react/features/toolbox/components/HelpButton.js

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// @flow
import { createToolbarEvent, sendAnalytics } from '../../analytics';
import { translate } from '../../base/i18n';
import { IconHelp } from '../../base/icons';
import { connect } from '../../base/redux';
import { AbstractButton, type AbstractButtonProps } from '../../base/toolbox';
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import { openURLInBrowser } from '../../base/util';
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type Props = AbstractButtonProps & {
/**
* The URL to the user documenation.
*/
_userDocumentationURL: string
};
/**
* Implements an {@link AbstractButton} to open the user documentation in a new window.
*/
class HelpButton extends AbstractButton<Props, *> {
accessibilityLabel = 'toolbar.accessibilityLabel.help';
icon = IconHelp;
label = 'toolbar.help';
/**
* Handles clicking / pressing the button, and opens a new window with the user documentation.
*
* @private
* @returns {void}
*/
_handleClick() {
sendAnalytics(createToolbarEvent('help.pressed'));
openURLInBrowser(this.props._userDocumentationURL);
}
}
/**
* Maps part of the redux state to the component's props.
*
* @param {Object} state - The redux store/state.
* @returns {Object}
*/
function _mapStateToProps(state: Object) {
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const { userDocumentationURL } = state['features/base/config'].deploymentUrls || {};
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const visible = typeof userDocumentationURL === 'string';
return {
_userDocumentationURL: userDocumentationURL,
visible
};
}
export default translate(connect(_mapStateToProps)(HelpButton));