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App.js
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App.js
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import React from 'react';
import { StyleSheet, Text, View, Button } from 'react-native';
export default class App extends React.Component {
constructor(props) {
super(props);
this.state = state;
this.sort = this.sort.bind(this);
}
render() {
return (
<View style={ styles.container }>
<Text style={ styles.text }>
{ this.state.restaurant }
</Text>
<Button
title="E hoje?"
onPress={this.sort}
accessibilityLabel="Choose a restaurant for today's lunch"
/>
</View>
);
}
sort(event) {
var getRandomRestaurant = (restaurants) => {
return restaurants[ Math.floor( Math.random() * restaurants.length) ];
};
this.setState(prevState => ({
'restaurant': getRandomRestaurant(prevState.restaurants)
}));
}
}
const state = {
'restaurants': [
'Silvão',
'40inha',
'Bingo do 50',
'Onze',
'Tiozinho', //deprecated
'Sabor Família',
'Palatu\'s',
'32'
]
};
const styles = StyleSheet.create({
container: {
flex: 1,
backgroundColor: 'grey',
alignItems: 'center',
justifyContent: 'center'
},
text: {
color: 'white',
fontSize: 60,
padding: 20,
fontWeight: 'bold',
}
});