verdnatura-chat/app/views/PickerView.js

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import React from 'react';
import PropTypes from 'prop-types';
import { FlatList, StyleSheet } from 'react-native';
import I18n from '../i18n';
import { themedHeader } from '../utils/navigation';
import { withTheme } from '../theme';
import { themes } from '../constants/colors';
import sharedStyles from './Styles';
import ListItem from '../containers/ListItem';
import Check from '../containers/Check';
import Separator from '../containers/Separator';
const styles = StyleSheet.create({
check: {
marginHorizontal: 0
}
});
const Item = React.memo(({
item,
selected,
onItemPress,
theme
}) => (
<ListItem
title={item.label}
right={selected && (() => <Check theme={theme} style={styles.check} />)}
onPress={onItemPress}
theme={theme}
/>
));
Item.propTypes = {
item: PropTypes.object,
selected: PropTypes.bool,
onItemPress: PropTypes.func,
theme: PropTypes.string
};
class PickerView extends React.PureComponent {
static navigationOptions = ({ navigation, screenProps }) => ({
title: navigation.getParam('title', I18n.t('Select_an_option')),
...themedHeader(screenProps.theme)
})
static propTypes = {
navigation: PropTypes.object,
theme: PropTypes.string
}
constructor(props) {
super(props);
const data = props.navigation.getParam('data', []);
const value = props.navigation.getParam('value');
this.state = { data, value };
}
onChangeValue = (value) => {
const { navigation } = this.props;
const onChange = navigation.getParam('onChangeValue', () => {});
onChange(value);
navigation.goBack();
}
render() {
const { data, value } = this.state;
const { theme } = this.props;
return (
<FlatList
data={data}
keyExtractor={item => item.value}
renderItem={({ item }) => (
<Item
item={item}
theme={theme}
selected={(value || data[0]?.value) === item.value}
onItemPress={() => this.onChangeValue(item.value)}
/>
)}
ItemSeparatorComponent={() => <Separator theme={theme} />}
contentContainerStyle={[
sharedStyles.listContentContainer,
{
backgroundColor: themes[theme].auxiliaryBackground,
borderColor: themes[theme].separatorColor
}
]}
style={{ backgroundColor: themes[theme].auxiliaryBackground }}
/>
);
}
}
export default withTheme(PickerView);