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import { useEffect, useState } from 'react';
/**
* @desc Made compatible with {GeolocationPositionError} and {PositionError} cause
* PositionError been renamed to GeolocationPositionError in typescript 4.1.x and making
* own compatible interface is most easiest way to avoid errors.
*/
export interface IGeolocationPositionError {
readonly code: number;
readonly message: string;
readonly PERMISSION_DENIED: number;
readonly POSITION_UNAVAILABLE: number;
readonly TIMEOUT: number;
}
export interface GeoLocationSensorState {
loading: boolean;
accuracy: number | null;
altitude: number | null;
altitudeAccuracy: number | null;
heading: number | null;
latitude: number | null;
longitude: number | null;
speed: number | null;
timestamp: number | null;
error?: Error | IGeolocationPositionError;
}
const useGeolocation = (options?: PositionOptions): GeoLocationSensorState => {
const [state, setState] = useState<GeoLocationSensorState>({
loading: true,
accuracy: null,
altitude: null,
altitudeAccuracy: null,
heading: null,
latitude: null,
longitude: null,
speed: null,
timestamp: Date.now(),
});
let mounted = true;
let watchId: any;
const onEvent = (event: any) => {
if (mounted) {
setState({
loading: false,
accuracy: event.coords.accuracy,
altitude: event.coords.altitude,
altitudeAccuracy: event.coords.altitudeAccuracy,
heading: event.coords.heading,
latitude: event.coords.latitude,
longitude: event.coords.longitude,
speed: event.coords.speed,
timestamp: event.timestamp,
});
}
};
const onEventError = (error: IGeolocationPositionError) =>
mounted && setState((oldState) => ({ ...oldState, loading: false, error }));
useEffect(() => {
navigator.geolocation.getCurrentPosition(onEvent, onEventError, options);
watchId = navigator.geolocation.watchPosition(onEvent, onEventError, options);
return () => {
mounted = false;
navigator.geolocation.clearWatch(watchId);
};
}, []);
return state;
};
export default useGeolocation;
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