Files

51 lines
1.8 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var react_1 = require("react");
var throttle_debounce_1 = require("throttle-debounce");
var util_1 = require("./misc/util");
var defaultEvents = ['mousemove', 'mousedown', 'resize', 'keydown', 'touchstart', 'wheel'];
var oneMinute = 60e3;
var useIdle = function (ms, initialState, events) {
if (ms === void 0) { ms = oneMinute; }
if (initialState === void 0) { initialState = false; }
if (events === void 0) { events = defaultEvents; }
var _a = react_1.useState(initialState), state = _a[0], setState = _a[1];
react_1.useEffect(function () {
var mounted = true;
var timeout;
var localState = state;
var set = function (newState) {
if (mounted) {
localState = newState;
setState(newState);
}
};
var onEvent = throttle_debounce_1.throttle(50, function () {
if (localState) {
set(false);
}
clearTimeout(timeout);
timeout = setTimeout(function () { return set(true); }, ms);
});
var onVisibility = function () {
if (!document.hidden) {
onEvent();
}
};
for (var i = 0; i < events.length; i++) {
util_1.on(window, events[i], onEvent);
}
util_1.on(document, 'visibilitychange', onVisibility);
timeout = setTimeout(function () { return set(true); }, ms);
return function () {
mounted = false;
for (var i = 0; i < events.length; i++) {
util_1.off(window, events[i], onEvent);
}
util_1.off(document, 'visibilitychange', onVisibility);
};
}, [ms, events]);
return state;
};
exports.default = useIdle;