export default class Contacts extends React.Component {
  static navigationOptions = ({ navigation: { navigate } }) => ({
    title: 'TestApp',
    headerTintColor: 'white',
    headerStyle: {
      backgroundColor: colors.blue,
    },
    headerLeft: (
      <TouchableOpacity onPress={() => navigate.toggleDrawer()}>
        <MaterialIcons
          name="menu"
          size={24}
          style={{ color: colors.black, marginLeft: 10 }}
        />
      </TouchableOpacity>
    ),
    headerRight: (
      <TouchableOpacity onPress={() => navigate('Transactions')}>
        <Icon
          name="pie-chart"
          type='font-awesome'
          size={24}
          style={{ color: colors.black, marginRight: 10 }}
        />
      </TouchableOpacity>
    ),
  });