# All files / buttons ButtonGroup.js

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     import PropTypes from 'prop-types';
    import React from 'react';
    import {
      View,
      Text as NativeText,
      StyleSheet,
      TouchableHighlight,
      Platform,
    } from 'react-native';
    import colors from '../config/colors';
    import Text from '../text/Text';
    import normalize from '../helpers/normalizeText';
    import ViewPropTypes from '../config/ViewPropTypes';

    const ButtonGroup = props => {
      const {
        component,
        buttons,
        onPress,
        selectedIndex,
        containerStyle,
        innerBorderStyle,
        lastBorderStyle,
        buttonStyle,
        textStyle,
        selectedTextStyle,
        selectedBackgroundColor,
        underlayColor,
        activeOpacity,
        onHideUnderlay,
        onShowUnderlay,
        setOpacityTo,
        containerBorderRadius,
        disableSelected,
        ...attributes
      } = props;

      const Component = component || TouchableHighlight;
      return (
        <View
          style={[styles.container, containerStyle && containerStyle]}
          {...attributes}
        >
          {buttons.map((button, i) => {
            const containerRadius = !isNaN(containerBorderRadius) ? containerBorderRadius : 3;
            return (
              <Component
                activeOpacity={activeOpacity}
                setOpacityTo={setOpacityTo}
                onHideUnderlay={onHideUnderlay}
                onShowUnderlay={onShowUnderlay}
                underlayColor={underlayColor || '#ffffff'}
                disabled={disableSelected && i === selectedIndex ? true : false}
                onPress={onPress ? () => onPress(i) : () => {}}
                key={i}
                style={[
                  styles.button,
                  // FIXME: This is a workaround to the borderColor and borderRadius bug
                  // react-native ref: https://github.com/facebook/react-native/issues/8236
                  i < buttons.length - 1 && {
                    borderRightWidth:
                      i === 0
                        ? 0
                        : (innerBorderStyle && innerBorderStyle.width) || 1,
                    borderRightColor:
                      (innerBorderStyle && innerBorderStyle.color) || colors.grey4,
                  },
                  i === 1 && {
                    borderLeftWidth:
                      (innerBorderStyle && innerBorderStyle.width) || 1,
                    borderLeftColor:
                      (innerBorderStyle && innerBorderStyle.color) || colors.grey4,
                  },
                  i === buttons.length - 1 && {
                    ...lastBorderStyle,
                    borderTopRightRadius: containerRadius,
                    borderBottomRightRadius: containerRadius,
                  },
                  i === 0 && {
                    borderTopLeftRadius: containerRadius,
                    borderBottomLeftRadius: containerRadius,
                  },
                  selectedIndex === i && {
                    backgroundColor: selectedBackgroundColor || 'white',
                  },
                ]}
              >
                <View style={[styles.textContainer, buttonStyle && buttonStyle]}>
                  {button.element
                    ? <button.element />
                    : <Text
                        style={[
                          styles.buttonText,
                          textStyle && textStyle,
                          selectedIndex === i && { color: colors.grey1 },
                          selectedIndex === i && selectedTextStyle,
                        ]}
                      >
                        {button}
                      </Text>}
                </View>
              </Component>
            );
          })}
        </View>
      );
    };

    const styles = StyleSheet.create({
      button: {
        flex: 1,
      },
      textContainer: {
        flex: 1,
        justifyContent: 'center',
        alignItems: 'center',
      },
      container: {
        marginLeft: 10,
        marginRight: 10,
        marginBottom: 5,
        marginTop: 5,
        borderColor: '#e3e3e3',
        borderWidth: 1,
        flexDirection: 'row',
        borderRadius: 3,
        overflow: 'hidden',
        backgroundColor: '#f5f5f5',
        height: 40,
      },
      buttonText: {
        fontSize: normalize(13),
        color: colors.grey2,
        ...Platform.select({
          ios: {
            fontWeight: '500',
          },
        }),
      },
    });

    ButtonGroup.propTypes = {
      button: PropTypes.object,
      component: PropTypes.any,
      onPress: PropTypes.func,
      buttons: PropTypes.array,
      containerStyle: ViewPropTypes.style,
      textStyle: NativeText.propTypes.style,
      selectedTextStyle: NativeText.propTypes.style,
      underlayColor: PropTypes.string,
      selectedIndex: PropTypes.number,
      activeOpacity: PropTypes.number,
      onHideUnderlay: PropTypes.func,
      onShowUnderlay: PropTypes.func,
      setOpacityTo: PropTypes.any,
      innerBorderStyle: PropTypes.shape({
        color: PropTypes.string,
        width: PropTypes.number,
      }),
      lastBorderStyle: PropTypes.oneOfType([
        ViewPropTypes.style,
        NativeText.propTypes.style,
      ]),
      buttonStyle: ViewPropTypes.style,
      selectedBackgroundColor: PropTypes.string,
      containerBorderRadius: PropTypes.number,
      disableSelected: PropTypes.bool,
    };

    export default ButtonGroup;