Created
March 6, 2022 06:02
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React hook for getting a user's latlong from their browser.
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import { useState, useContext } from 'react' | |
import { ACTION_TYPES, StoreContext } from '../pages/_app' | |
const useTrackLocation = () => { | |
const [locationErrorMsg, setLocationErrorMsg] = useState(''); | |
//const [latlong, setLatLong] = useState(''); | |
const [isFindingLocation, setIsFindingLoaction] = useState(false); | |
const { dispatch } = useContext(StoreContext); | |
const success = (position) => { | |
const latitude = position.coords.latitude; | |
const longitude = position.coords.longitude; | |
// setLatLong(`${latitude},${longitude}`); | |
// With context we have a global state for latlong. | |
// Dispatch is comming from _api.js in the <StoreProdider/> | |
dispatch({ | |
type: ACTION_TYPES.SET_LATLONG, | |
payload: { latlong: `${latitude},${longitude}` } | |
}); | |
setLocationErrorMsg(''); | |
setIsFindingLoaction(false); | |
} | |
const error = () => { | |
setIsFindingLoaction(false); | |
setLocationErrorMsg('Unable to retrieve your location'); | |
} | |
const handleTrackLocation = () => { | |
setIsFindingLoaction(true); | |
if(!navigator.geolocation) { | |
setLocationErrorMsg('Geolocation is not supported by your browser'); | |
setIsFindingLoaction(false); | |
} else { | |
navigator.geolocation.getCurrentPosition(success, error); | |
} | |
} | |
return { | |
//latlong, | |
handleTrackLocation, | |
locationErrorMsg, | |
isFindingLocation | |
} | |
} | |
export default useTrackLocation |
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