text: // @flow
  
  import React, { Component } from 'react';
  import { View } from 'react-native';
  import type { Dispatch } from 'redux';
  
  import { ColorSchemeRegistry } from '../../base/color-scheme';
  import { LoadingIndicator } from '../../base/react';
  import { connect } from '../../base/redux';
  import { StyleType } from '../../base/styles';
  import { destroyLocalTracks } from '../../base/tracks';
  
  import styles from './styles';
  
  /**
   * The type of React {@code Component} props of {@link BlankPage}.
   */
  type Props = {
  
      /**
       * The color schemed style of the component.
       */
      _styles: StyleType,
  
      dispatch: Dispatch<any>
  };
  
  /**
   * The React {@code Component} displayed by {@code AbstractApp} when it has no
   * {@code Route} to render. Renders a progress indicator when there are ongoing
   * network requests.
   */
  class BlankPage extends Component<Props> {
      /**
       * Destroys the local tracks (if any) since no media is desired when this
       * component is rendered.
       *
       * @inheritdoc
       * @returns {void}
       */
      componentDidMount() {
          this.props.dispatch(destroyLocalTracks());
      }
  
      /**
       * Implements React's {@link Component#render()}.
       *
       * @inheritdoc
       * @returns {ReactElement}
       */
      render() {
          const { _styles } = this.props;
  
          return (
              <View
                  style = { [
                      styles.blankPageWrapper,
                      _styles.loadingOverlayWrapper
                  ] }>
                  <LoadingIndicator
                      color = { _styles.indicatorColor }
                      size = 'large' />
              </View>
          );
      }
  }
  
  /**
   * Maps part of the Redux state to the props of this component.
   *
   * @param {Object} state - The Redux state.
   * @returns {Props}
   */
  function _mapStateToProps(state) {
      return {
          _styles: ColorSchemeRegistry.get(state, 'LoadConfigOverlay')
      };
  }
  
  export default connect(_mapStateToProps)(BlankPage);
  