import { FlatList, StyleSheet, Text, View } from 'react-native';
 
 
const employees = [
  {id: 1, name: 'Erős István', city: 'Szeged'},
  {id: 2, name: 'Táncos Ernő', city: 'Szeged'},
  {id: 3, name: 'Szabó Tamásaaa', city: 'Szeged'}
];
 
export default function App() {
 
  return (
    <View style={styles.container}>
      <Text style={styles.title}>Dolgozók</Text>
 
      <FlatList 
      style={styles.flat}
      data={employees}
      renderItem={({ item, index }) => (
        <View style={styles.item}>
          <Text style={[
            styles.subItem, 
            index % 2 === 0 ? styles.evenRow : styles.oddRow,
          ]}>{item.name}</Text>
          <Text style={[
            styles.subItem, 
            index % 2 === 0 ? styles.evenRow : styles.oddRow,
          ]}>{item.city}</Text>
        </View>
        )}      
      />
    </View>
  );
}
 
const styles = StyleSheet.create({
  container: {
    flex: 1,
    backgroundColor: '#299dc5',
    alignItems: 'center',
    justifyContent: 'center',    
  },
  item: {
    flexDirection: 'row',
    width: '100%',
    paddingTop: 1,
  },
  title: {
    marginTop: 24,
    fontSize: 34,
  },
  flat: {
    width: '100%',
  },
  subItem: {
    fontSize: 16,
    flex: 1,
    color: '#333',
    padding: 5,    
  },
  evenRow: {
    backgroundColor: '#2395c0'
  },
  oddRow: {
    backgroundColor: '#2591c4'
  },
});