feat(visitors): Demote a visitor for mobile.

react/features/video-menu/components/native/DemoteToVisitorButton.ts

@@ -0,0 +1,52 @@
+import { connect } from 'react-redux';
+
+import { IReduxState } from '../../../app/types';
+import { openDialog } from '../../../base/dialog/actions';
+import { translate } from '../../../base/i18n/functions';
+import { IconUsers } from '../../../base/icons/svg';
+import AbstractButton, { IProps as AbstractButtonProps } from '../../../base/toolbox/components/AbstractButton';
+
+import DemoteToVisitorDialog from './DemoteToVisitorDialog';
+
+interface IProps extends AbstractButtonProps {
+
+    /**
+     * The ID of the participant that this button is supposed to kick.
+     */
+    participantID: string;
+}
+
+/**
+ * Implements a React {@link Component} which displays a button for demoting a participant to visitor.
+ */
+class DemoteToVisitorButton extends AbstractButton<IProps> {
+    accessibilityLabel = 'videothumbnail.demote';
+    icon = IconUsers;
+    label = 'videothumbnail.demote';
+
+    /**
+     * Handles clicking / pressing the button, and demoting the participant.
+     *
+     * @private
+     * @returns {void}
+     */
+    _handleClick() {
+        const { dispatch, participantID } = this.props;
+
+        dispatch(openDialog(DemoteToVisitorDialog, { participantID }));
+    }
+}
+
+/**
+ * Maps part of the Redux state to the props of this component.
+ *
+ * @param {Object} state - The Redux state.
+ * @returns {Props}
+ */
+function _mapStateToProps(state: IReduxState) {
+    return {
+        visible: state['features/visitors'].supported
+    };
+}
+
+export default translate(connect(_mapStateToProps)(DemoteToVisitorButton));