35 lines
837 B
JavaScript
35 lines
837 B
JavaScript
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import React from 'react';
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export default (function (callback, buffer) {
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var calledRef = React.useRef(false);
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var timeoutRef = React.useRef(null);
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function cancelTrigger() {
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window.clearTimeout(timeoutRef.current);
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}
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function trigger(force) {
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cancelTrigger();
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if (!calledRef.current || force === true) {
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if (callback(force) === false) {
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// Not delay since callback cancelled self
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return;
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}
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calledRef.current = true;
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timeoutRef.current = window.setTimeout(function () {
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calledRef.current = false;
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}, buffer);
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} else {
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timeoutRef.current = window.setTimeout(function () {
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calledRef.current = false;
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trigger();
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}, buffer);
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}
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}
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return [trigger, function () {
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calledRef.current = false;
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cancelTrigger();
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}];
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});
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