Created
May 15, 2023 15:10
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Controlled Input
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| import { memo } from 'react'; | |
| import { StyleSheet, TextInput, TextInputProps } from 'react-native'; | |
| import { View } from 'react-native-animatable'; | |
| import { useController, useFormContext, UseFormStateReturn, FieldValues, Control, Controller } from 'react-hook-form'; | |
| import { CustomLabel } from './CustomLabel'; | |
| interface IInput extends TextInputProps { | |
| label: string; | |
| name: string; | |
| referenceValue?: any; | |
| } | |
| interface IInputWithMemo extends IInput { | |
| formState?: UseFormStateReturn<FieldValues> | |
| control?: Control | |
| } | |
| const MemoInput = memo(({ control, name, referenceValue, ...props }: IInputWithMemo) => { | |
| return <> | |
| <Controller | |
| name={name} | |
| control={control} | |
| render={({ field }) => ( | |
| <TextInput | |
| style={styles.textInput} | |
| {...props} | |
| {...field} | |
| onChangeText={field.onChange} | |
| ref={(e) => { | |
| field.ref(e) | |
| if (referenceValue) { | |
| referenceValue.current = e // you can still assign to ref | |
| } | |
| }} | |
| /> | |
| )} | |
| /> | |
| </> | |
| }, (prevProps, nextProps) => { | |
| return ( | |
| prevProps.formState?.isDirty === nextProps.formState?.isDirty && | |
| prevProps.editable === nextProps.editable && | |
| prevProps.name === nextProps.name | |
| ); | |
| }) | |
| export const ControlledInput = (props: IInput) => { | |
| const { control } = useFormContext(); | |
| const { formState } = useController({ name: props.name, control }); | |
| return <View style={styles.container}> | |
| <CustomLabel text={props.label} /> | |
| <MemoInput formState={formState} control={control} {...props} /> | |
| </View> | |
| } | |
| const styles = StyleSheet.create({ | |
| textInput: { | |
| height: 40, | |
| borderColor: '#000000', | |
| borderBottomWidth: 1, | |
| marginBottom: 36, | |
| }, | |
| container: { | |
| width: '100%', | |
| }, | |
| }); |
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