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Longboard_App_Prototype/Social.js
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import { useState } from 'react'; | |
import { Text, View, StyleSheet, TextInput, Button, Keyboard, ScrollView, Alert } from 'react-native'; | |
import * as SQLite from 'expo-sqlite'; | |
export default function App() { | |
const myDB = SQLite.openDatabase('myreviews.db'); | |
const [name, setName] = useState(''); | |
const [review, setReview] = useState(''); | |
const [rating, setRating] = useState(''); | |
const [recordset, setRecordset] = useState([]); | |
const insertReview = async () => { | |
console.log('Insert review button pressed'); | |
if (!name.trim() || !review.trim() || !rating.trim()) { | |
Alert.alert('Error', 'Please fill in all fields'); | |
return; | |
} | |
if (isNaN(rating) || rating < 0 || rating > 5) { | |
Alert.alert('Error', 'Rating should be a number between 0 and 5'); | |
return; | |
} | |
try { | |
await new Promise((resolve, reject) => { | |
myDB.transaction((tx) => { | |
tx.executeSql( | |
'CREATE TABLE IF NOT EXISTS products (p_name TEXT, p_review TEXT, p_rating INTEGER);', | |
[], | |
() => {}, | |
(_, error) => reject(error) | |
); | |
tx.executeSql( | |
'INSERT INTO products (p_name, p_review, p_rating) VALUES (?, ?, ?)', | |
[name, review, rating], | |
(_, { rowsAffected }) => { | |
if (rowsAffected > 0) { | |
console.log('Data successfully inserted'); | |
setName(''); | |
setReview(''); | |
setRating(''); | |
fetchReviews(); // Call fetchReviews here | |
resolve(); | |
} else { | |
reject('Failed to insert data'); | |
} | |
}, | |
(_, error) => reject(error) | |
); | |
}); | |
}); | |
Keyboard.dismiss(); | |
} catch (error) { | |
console.error('Error inserting review:', error); | |
} | |
}; | |
const fetchReviews = () => { | |
myDB.transaction((tx) => { | |
tx.executeSql( | |
'SELECT p_name, p_review, p_rating FROM products ORDER BY rowid DESC', | |
[], | |
(_, { rows: { _array } }) => { | |
setRecordset(_array); | |
}, | |
(_, error) => { | |
console.error('Error fetching reviews:', error); | |
} | |
); | |
}); | |
}; | |
const deleteAllReviews = () => { | |
console.log('Delete all reviews button pressed'); | |
myDB.transaction((tx) => { | |
tx.executeSql( | |
'DELETE FROM products', | |
[], | |
(_, { rowsAffected }) => { | |
if (rowsAffected > 0) { | |
console.log('All reviews successfully deleted'); | |
setRecordset([]); | |
} else { | |
console.log('No reviews found to delete'); | |
} | |
} | |
); | |
}); | |
}; | |
return ( | |
<View style={styles.container}> | |
<View style={styles.inputContainer}> | |
<Text>Name:</Text> | |
<TextInput | |
style={styles.input} | |
value={name} | |
onChangeText={(text) => setName(text)} | |
/> | |
</View> | |
<View style={styles.inputContainer}> | |
<Text>Review:</Text> | |
<TextInput | |
style={styles.input} | |
value={review} | |
onChangeText={(text) => setReview(text)} | |
/> | |
</View> | |
<View style={styles.inputContainer}> | |
<Text>Rating:</Text> | |
<TextInput | |
style={styles.input} | |
value={rating} | |
onChangeText={(text) => setRating(text)} | |
keyboardType="numeric" | |
/> | |
</View> | |
<View style={styles.buttonContainer}> | |
<Button title="Submit Review" onPress={insertReview} /> | |
<Button title="Delete All" onPress={deleteAllReviews} /> | |
</View> | |
<ScrollView style={styles.scrollView}> | |
{recordset.map((item, index) => ( | |
<View key={index} style={styles.reviewItem}> | |
<Text>Name: {item.p_name}</Text> | |
<Text>Review: {item.p_review}</Text> | |
<Text>Rating: {item.p_rating}</Text> | |
</View> | |
))} | |
</ScrollView> | |
</View> | |
); | |
} | |
const styles = StyleSheet.create({ | |
container: { | |
flex: 1, | |
padding: 20, | |
}, | |
inputContainer: { | |
marginBottom: 10, | |
}, | |
input: { | |
borderWidth: 1, | |
borderColor: 'gray', | |
borderRadius: 5, | |
padding: 8, | |
}, | |
buttonContainer: { | |
flexDirection: 'row', | |
justifyContent: 'space-between', | |
marginTop: 10, | |
marginBottom: 20, | |
}, | |
scrollView: { | |
flex: 1, | |
marginTop: 10, | |
}, | |
reviewItem: { | |
marginBottom: 20, | |
padding: 10, | |
borderWidth: 1, | |
borderColor: 'lightgray', | |
borderRadius: 5, | |
}, | |
}); |