infinity-forge/dist/ui/hooks/use-scroll.js

codie Library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.useScroll = useScroll;
var react_1 = require("react");
function useScroll(_a) {
    var maxScroll = _a.maxScroll, minScroll = _a.minScroll;
    var _b = (0, react_1.useState)(0), scroll = _b[0], setScroll = _b[1];
    (0, react_1.useEffect)(function () {
        function handleScroll() {
            if (process.browser) {
                setScroll(window.scrollY);
            }
        }
        if (process.browser) {
            handleScroll();
            window.addEventListener('scroll', handleScroll);
            return function () {
                window.removeEventListener('scroll', handleScroll);
            };
        }
    }, []);
    return {
        scroll: scroll,
        isScrollMore: maxScroll !== undefined ? scroll > maxScroll : null,
        isScrollLess: minScroll !== undefined ? scroll < minScroll : null
    };
}
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