Created
February 6, 2022 19:38
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import React, { useState, useEffect, useCallback } from 'react'; | |
import { | |
controller as StandardController, | |
Cell as StandardCell, | |
CardValue as StandardCardValue, | |
} from '@keystone-6/core/fields/types/text/views'; | |
import { FieldProps } from '@keystone-6/core/types'; | |
import { FieldContainer, FieldLabel, TextInput } from '@keystone-ui/fields'; | |
import { styles } from './styles'; | |
export const Cell = StandardCell; | |
export const CardValue = StandardCardValue; | |
export const controller = StandardController; | |
export const Field = (props: FieldProps<typeof StandardController>) => { | |
const [visible, setVisible] = useState(false); | |
const [suggestions, setSuggestions] = useState<{ [key: string]: string }[]>([]); | |
const initialGetSuggestions = useCallback(async () => { | |
if (props.value.inner.kind === 'value' && props.value.inner.value) { | |
const currentSuggestions = await getSuggestions(props.value.inner.value); | |
setSuggestions(currentSuggestions); | |
setTimeout(() => setVisible(false), 300); | |
} | |
useEffect(() => { | |
initialGetSuggestions(); | |
}, []); | |
useEffect(() => { | |
setVisible(!!suggestions.length); | |
}, [suggestions]); | |
const getSuggestions = async (query: string) => { | |
const res = await fetch(`/autocomplete/${props.field.path}?q=${query}`); | |
const json = await res.json(); | |
return await json.hits; | |
}; | |
const setOnChange = (value: string) => { | |
if (props.onChange) { | |
props.onChange({ | |
...props.value, | |
inner: { kind: 'value', value }, | |
}); | |
} | |
} | |
const onChange = async (event: React.ChangeEvent<HTMLInputElement>) => { | |
setOnChange(event.target.value); | |
if (event.target.value.length > 3) { | |
const currentSuggestions = await getSuggestions(event.target.value); | |
setSuggestions(currentSuggestions); | |
} else { | |
setSuggestions([]); | |
} | |
}; | |
const onSuggestionClick = (suggestion: string) => { | |
setOnChange(suggestion); | |
}; | |
return ( | |
<FieldContainer className={styles.wrapper}> | |
<FieldLabel htmlFor={props.field.path}>{props.field.label}</FieldLabel> | |
<TextInput | |
autoComplete="off" | |
id={props.field.path} | |
autoFocus={props.autoFocus} | |
onFocus={() => setVisible(true)} | |
onBlur={() => setTimeout(() => setVisible(false), 300)} | |
onChange={onChange} | |
value={ | |
props.value.inner.kind === 'null' ? '' : props.value.inner.value | |
} | |
/> | |
{visible && ( | |
<ul className={styles.list.ul}> | |
{suggestions.map((suggestion, i) => ( | |
<li | |
className={styles.list.li} | |
key={`${props.field.path}-${i}`} | |
onClick={() => onSuggestionClick(suggestion[props.field.path])} | |
> | |
{suggestion[props.field.path]} | |
</li> | |
))} | |
</ul> | |
)} | |
</FieldContainer> | |
); | |
}; |
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