Created
July 27, 2021 10:54
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Hook for watching the users current location as geo coordinates.
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| import {useEffect, useState} from 'react'; | |
| const useGeoLocation = (options?: PositionOptions) => { | |
| const [geo, setGeo] = useState<GeolocationPosition>(); | |
| const [err, setError] = useState<GeolocationPositionError>(); | |
| useEffect(() => { | |
| const id = navigator.geolocation.watchPosition( | |
| (pos) => { | |
| setGeo(pos); | |
| err && setError(undefined); | |
| }, | |
| (err) => setError(err), | |
| options | |
| ); | |
| return () => navigator.geolocation.clearWatch(id); | |
| }, [err, options]); | |
| return [geo, err]; | |
| }; |
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