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Essential React custom hooks ⚓ to super charge your components!

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"use strict"; var __assign = (this && this.__assign) || function () { __assign = Object.assign || function(t) { for (var s, i = 1, n = arguments.length; i < n; i++) { s = arguments[i]; for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p]; } return t; }; return __assign.apply(this, arguments); }; Object.defineProperty(exports, "__esModule", { value: true }); exports.useMapState = void 0; var react_1 = require("react"); /** * useMapState hook * A hook to manage state in the form of a map or object. * * @param initialValue Initial value of the map * @see https://react-hooks.org/docs/useMapState */ function useMapState(initialValue) { var _a = (0, react_1.useState)(initialValue), map = _a[0], setMap = _a[1]; var set = (0, react_1.useCallback)(function (key, value) { setMap(function (currentMap) { var _a; return (__assign(__assign({}, currentMap), (_a = {}, _a[key] = value, _a))); }); }, []); var has = (0, react_1.useCallback)(function (key) { return typeof map[key] !== "undefined"; }, [map]); var setMultiple = (0, react_1.useCallback)(function (nextMap) { setMap(function (currentMap) { return (__assign(__assign({}, currentMap), nextMap)); }); }, []); var removeMultiple = (0, react_1.useCallback)(function () { var keys = []; for (var _i = 0; _i < arguments.length; _i++) { keys[_i] = arguments[_i]; } setMap(function (currentMap) { var nextMap = __assign({}, currentMap); for (var _i = 0, keys_1 = keys; _i < keys_1.length; _i++) { var key = keys_1[_i]; // eslint-disable-next-line @typescript-eslint/no-dynamic-delete delete nextMap[key]; } return nextMap; }); }, [setMap]); var remove = (0, react_1.useCallback)(function (key) { setMap(function (currentMap) { var nextMap = __assign({}, currentMap); // eslint-disable-next-line @typescript-eslint/no-dynamic-delete delete nextMap[key]; return nextMap; }); }, [setMap]); var removeAll = (0, react_1.useCallback)(function () { setMap(function (currentMap) { var nextMap = __assign({}, currentMap); for (var key in nextMap) { // eslint-disable-next-line no-prototype-builtins if (nextMap.hasOwnProperty(key)) { // eslint-disable-next-line @typescript-eslint/no-dynamic-delete delete nextMap[key]; } } return nextMap; }); }, [setMap]); return [ map, { has: has, remove: remove, removeAll: removeAll, removeMultiple: removeMultiple, set: set, setMultiple: setMultiple, }, ]; } exports.useMapState = useMapState;