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rnForm.js
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rnForm.js
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import {
View,
Text,
TextInput,
Button,
Image,
KeyboardAvoidingView,
ScrollView,
Platform,
} from 'react-native';
import React, {useState, useEffect} from 'react';
import AsyncStorage from '@react-native-async-storage/async-storage';
export default function RNForm(props) {
const [formData, setFormData] = useState({
fname: '',
lname: '',
age: '',
});
useEffect(() => {
var value = getData('fname');
value.then(data => {
console.log(data, 'mydata');
});
}, []);
const getData = async keyName => {
try {
const value = await AsyncStorage.getItem(keyName);
if (value !== null) {
// value previously stored
}
return value;
} catch (e) {
// error reading value
}
};
const [firstName, setfirstName] = useState('');
const [lastName, setLastName] = useState('');
const [age, setAge] = useState('');
const handleChangeText = (value, fieldName) => {
// let data = {...formData};
// //rest operator
// data[fieldName] = value;
// setFormData(data);
if (fieldName === 'fname') {
setfirstName(value);
} else if (fieldName === 'lname') {
setLastName(value);
} else {
setAge(value);
}
};
const handleSubmit = () => {
AsyncStorage.setItem('fname', firstName);
alert(Platform.OS);
};
const productName= props?.route?.params?.pname;
return (
<KeyboardAvoidingView style={{padding: 20}} behavior="height">
<Text style={{fontSize: 20, color: '#000', textAlign: 'center'}}>
Enquiry for {productName}
</Text>
<Image
style={{backgroundColor: '#999', width: '100%', height: 200}}
// blurRadius={10}
source={{
uri: 'https://images.unsplash.com/photo-1507146426996-ef05306b995a?ixlib=rb-1.2.1&ixid=MnwxMjA3fDB8MHxzZWFyY2h8Mnx8cHVwcHklMjBkb2d8ZW58MHx8MHx8&w=1000&q=80',
}}
resizeMode="cover"
/>
<ScrollView>
<View>
<Text>First Name</Text>
<TextInput
value={firstName}
placeholder="Enter your Fname"
maxLength={20}
onChangeText={value => handleChangeText(value, 'fname')}
/>
</View>
<View>
<Text>Last Name</Text>
<TextInput
value={lastName}
placeholder="Enter your age"
onChangeText={value => handleChangeText(value, 'lname')}
/>
</View>
<View>
<Text>Email</Text>
<TextInput
value={lastName}
placeholder="Enter your age"
onChangeText={value => handleChangeText(value, 'lname')}
/>
</View>
<View>
<Text>Address</Text>
<TextInput
value={lastName}
placeholder="Enter your age"
onChangeText={value => handleChangeText(value, 'lname')}
/>
</View>
<View>
<Text>Age</Text>
<TextInput
placeholder="Enter your age"
keyboardType="numeric"
maxLength={4}
value={age}
onChangeText={value => handleChangeText(value, 'age')}
/>
</View>
<Button onPress={handleSubmit} title="Submit form " />
</ScrollView>
</KeyboardAvoidingView>
);
}