favoriteItem(rowKey, rowMap) {
    const { dataSource } = this.state;
    const prevIndex = dataSource.findIndex(item => item.id == rowKey);
    let newDataSource;

    this.state.favoriteModal.setModalVisible(true, !dataSource[prevIndex].favorite);

    dataSource[prevIndex].favorite = !dataSource[prevIndex].favorite;

    newDataSource = dataSource;

    this.setState({
      dataSource: newDataSource
    });

    rowMap[rowKey].closeRow();
  }