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App.js
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App.js
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import React, { Component } from 'react';
import {
Alert,
View,
Text,
TouchableOpacity,
StyleSheet,
} from 'react-native';
import InAppPurchase from '@class101/react-native-in-app-purchase';
const PRODUCT_IDS = [
'rniap.sample.normal',
'rniap.sample.consumable',
'rniap.sample.subscribe',
];
export default class App extends Component {
state = {
products: [],
};
componentDidMount() {
// Set event handlers
InAppPurchase.onFetchProducts(this.onFetchProducts);
InAppPurchase.onPurchase(this.onPurchase);
InAppPurchase.onError(this.onError);
// Configure and fetch products
InAppPurchase.configure().then(() => {
InAppPurchase.fetchProducts(PRODUCT_IDS);
});
}
onPurchase = (purchase) => {
// Validate payment on your backend server with purchase object.
setTimeout(() => {
// Complete the purchase flow by calling finalize function.
InAppPurchase.finalize(purchase, purchase.productId === 'rniap.sample.consumable').then(() => {
Alert.alert('In App Purchase', 'Purchase Succeed!');
});
});
}
onFetchProducts = (products) => {
console.log(products);
this.setState({ products });
}
onError = (e) => {
console.log(e);
}
flush = () => {
// If the validation - finalization process is not performed properly, (ex: Internet connection)
// call this function to fetch pending purchases, and restart the validation process.
InAppPurchase.flush().then((purchases) => {
console.log(purchases);
purchases.forEach(this.onPurchase);
});
}
renderItem = (item) => (
<TouchableOpacity
key={item.title}
activeOpacity={0.8}
onPress={() => InAppPurchase.purchase(item.productId)}
style={styles.item}
>
<Text style={styles.title}>
{item.title}
</Text>
<View style={styles.priceTag}>
<Text style={styles.priceText}>
{item.currency} {item.price}
</Text>
</View>
</TouchableOpacity>
)
render() {
return (
<View style={styles.container}>
{this.state.products.map(this.renderItem)}
<TouchableOpacity
activeOpacity={0.8}
onPress={this.flush}
style={[styles.item, styles.button]}
>
<Text style={styles.text}>
Flush uncompleted purchases
</Text>
</TouchableOpacity>
</View>
);
}
}
const styles = StyleSheet.create({
container: {
flex: 1,
justifyContent: 'center',
backgroundColor: '#FFF',
},
item: {
flexDirection: 'row',
justifyContent: 'space-between',
alignItems: 'center',
marginBottom: 24,
marginHorizontal: 24,
paddingVertical: 20,
paddingHorizontal: 16,
backgroundColor: '#F2F4F9',
},
title: {
fontSize: 16,
color: '#191919',
},
priceTag: {
paddingHorizontal: 8,
paddingVertical: 4,
borderRadius: 2,
backgroundColor: '#2D2D2D'
},
priceText: {
fontSize: 12,
color: '#FAFAFA',
},
button: {
marginTop: 16,
marginBottom: 0,
justifyContent: 'center',
backgroundColor: '#2D2D2D',
borderRadius: 32,
},
text: {
fontSize: 16,
color: '#FAFAFA',
},
});