40 lines
852 B
TypeScript
40 lines
852 B
TypeScript
import { useLazyQuery } from '@apollo/client';
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import React, { useEffect } from 'react';
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import { GET_SERVER_TIME, GetServerTimeResponse } from './queries';
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import { setTimeSync } from '/imports/ui/core/local-states/useTimeSync';
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const TimeSync: React.FC = () => {
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const [
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loadGetServerTime,
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{
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called,
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loading,
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data,
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error,
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},
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] = useLazyQuery<GetServerTimeResponse>(GET_SERVER_TIME);
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useEffect(() => {
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if (!called) {
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loadGetServerTime();
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}
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}, []);
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if (error) {
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return (
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<div>
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{JSON.stringify(error)}
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</div>
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);
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}
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useEffect(() => {
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if (!loading && data) {
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const time = new Date(data.currentTime[0].currentTimestamp);
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setTimeSync(time.getTime() - new Date().getTime());
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}
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}, [data, loading]);
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return null;
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};
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export default TimeSync;
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