| Conditions | 3 | 
| Total Lines | 105 | 
| Code Lines | 91 | 
| Lines | 0 | 
| Ratio | 0 % | 
| Changes | 0 | ||
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
| 1 | import React from 'react'; | ||
| 6 | |||
| 7 | export default function Wallet({navigation}): any { | ||
| 8 | const [balance, setBalance] = useState(null); | ||
| 9 | const [modalVisible, setModalVisible] = useState(false); | ||
| 10 | const [prepaid, setPrepaid] = useState(null); | ||
| 11 | |||
| 12 |     async function getBalance(): Promise<void> { | ||
| 13 | const result = await userModel.getBalance(); | ||
| 14 | setBalance(result); | ||
| 15 | |||
| 16 | }; | ||
| 17 | |||
| 18 | //Get balance for logged in user | ||
| 19 |     useEffect(() => { | ||
| 20 | getBalance(); | ||
| 21 | }); | ||
| 22 | |||
| 23 |     useEffect(() => { | ||
| 24 |         navigation.addListener('focus', () => getBalance()) | ||
| 25 | }, []); | ||
| 26 | |||
| 27 |     async function addBalance() { | ||
| 28 | setModalVisible(false); | ||
| 29 | const result = await userModel.addFunds(prepaid); | ||
| 30 | const updatedBalance = await userModel.getBalance(); | ||
| 31 | |||
| 32 | setBalance(updatedBalance); | ||
| 33 | }; | ||
| 34 | |||
| 35 | |||
| 36 | |||
| 37 | return ( | ||
| 38 |         <View style={styles.container}> | ||
| 39 |         <View style={styles.titleContainer}> | ||
| 40 | |||
| 41 |                 <Pressable style={[styles.backButton, styles.shadowProp]} onPress={() => navigation.navigate('Map')}> | ||
| 42 | <Icon | ||
| 43 | name='x' | ||
| 44 |                         size={25}  | ||
| 45 | color='black' | ||
| 46 | /> | ||
| 47 | </Pressable> | ||
| 48 | |||
| 49 |                 <Text style={styles.title}>Your balance</Text> | ||
| 50 | |||
| 51 |                 <View style={{width: 50}}></View> | ||
| 52 | |||
| 53 | </View> | ||
| 54 | |||
| 55 | |||
| 56 |             <View style={[styles.infoContainer]}> | ||
| 57 |                 <Text style={styles.balance}>{balance} kr</Text> | ||
| 58 |                 <Text style={styles.info}>You should have at least SEK 30 in your wallet to start the journey</Text> | ||
| 59 | </View> | ||
| 60 | |||
| 61 |             <View style={styles.prepaidContainer}> | ||
| 62 |                 <Text style={styles.prepaidInfo}>Use prepaid card to deposit money</Text> | ||
| 63 |                 <Pressable style={[styles.prepaidButton, styles.shadowProp]} onPress={() => setModalVisible(true)}>  | ||
| 64 |                     <Text style={styles.buttonText} > Use prepaid card </Text>  | ||
| 65 | </Pressable> | ||
| 66 | </View> | ||
| 67 | |||
| 68 | <Modal | ||
| 69 | animationType="slide" | ||
| 70 |                 transparent={true} | ||
| 71 |                 visible={modalVisible} | ||
| 72 |                 onRequestClose={() => { | ||
| 73 | setModalVisible(!modalVisible); | ||
| 74 | }} | ||
| 75 | > | ||
| 76 |                 <View style={styles.modalContainer}></View> | ||
| 77 |                 <View style={styles.modalMessage}> | ||
| 78 | |||
| 79 |                 <View style={styles.modalCloseContainer}> | ||
| 80 | |||
| 81 |                     <Pressable style={[styles.closeButton, styles.shadowProp]} onPress={() => setModalVisible(false)}> | ||
| 82 | <Icon | ||
| 83 | name='x' | ||
| 84 |                             size={15}  | ||
| 85 | color='black' | ||
| 86 | /> | ||
| 87 | </Pressable> | ||
| 88 | |||
| 89 | </View> | ||
| 90 | |||
| 91 | <TextInput | ||
| 92 | placeholder="Enter prepaid card number" | ||
| 93 |                     style={styles.input} | ||
| 94 | keyboardType="email-address" | ||
| 95 |                     onChangeText={(content: string) => { | ||
| 96 | setPrepaid(content) | ||
| 97 | }} | ||
| 98 | |||
| 99 |                     onSubmitEditing={() => addBalance() | ||
| 100 | } | ||
| 101 | /> | ||
| 102 | |||
| 103 |                 <Pressable style={styles.submitButton} onPress={() => addBalance()}> | ||
| 104 |                     <Text style={styles.buttonText}>Submit</Text> | ||
| 105 | </Pressable> | ||
| 106 | </View> | ||
| 107 | </Modal> | ||
| 108 | |||
| 109 | |||
| 110 | </View> | ||
| 111 | ) | ||
| 257 | }); |