react-toggle-management/dist/index.mjs

A lightweight React library for managing toggleable global state—designed to be simpler than Zustand and more focused than Redux.

"use client";

// src/ToggleProvider.tsx
import { useMemo } from "react";

// src/ToggleContext.ts
import { createContext } from "react";
var ToggleStateContext = createContext(null);
var ToggleContext_default = ToggleStateContext;

// src/createToggleStore.ts
var createToggleStore = (initialState = /* @__PURE__ */ new Set()) => {
  let state = initialState;
  const listeners = /* @__PURE__ */ new Set();
  const getState = () => state;
  const subscribe = (listener) => {
    listeners.add(listener);
    return () => listeners.delete(listener);
  };
  const setToggle = (key, value) => {
    if (state.has(key) === value) return;
    if (value) {
      state.add(key);
    } else {
      state.delete(key);
    }
    listeners.forEach((listener) => listener());
  };
  const toggle = (key) => {
    const current = state.has(key);
    setToggle(key, !current);
  };
  const reset = () => {
    state = initialState;
    listeners.forEach((listener) => listener());
  };
  return {
    getState,
    subscribe,
    setToggle,
    toggle,
    reset
  };
};

// src/ToggleProvider.tsx
import { jsx } from "react/jsx-runtime";
var defaultToggleStore = createToggleStore();
function ToggleGlobalProvider({
  children,
  initialState
}) {
  const store = useMemo(() => {
    return initialState ? createToggleStore(initialState) : defaultToggleStore;
  }, [initialState]);
  return /* @__PURE__ */ jsx(ToggleContext_default.Provider, { value: store, children });
}

// src/useToggle.ts
import { useContext, useCallback, useSyncExternalStore } from "react";
function useToggle(defaultKey) {
  const store = useContext(ToggleContext_default);
  if (!store) {
    throw new Error(
      "useToggle must be used within a ToggleStateContextProvider"
    );
  }
  const isOpen = useSyncExternalStore(
    store.subscribe,
    () => store.getState().has(defaultKey) ?? false,
    () => false
  );
  const readIsOpen = useCallback(
    (key) => {
      return store.getState().has(key ?? defaultKey) ?? false;
    },
    [defaultKey, store]
  );
  const open = useCallback(
    (key) => {
      store.setToggle(key ?? defaultKey, true);
    },
    [defaultKey, store]
  );
  const close = useCallback(
    (key) => {
      store.setToggle(key ?? defaultKey, false);
    },
    [defaultKey, store]
  );
  const toggle = useCallback(
    (key) => {
      store.toggle(key ?? defaultKey);
    },
    [defaultKey, store]
  );
  const reset = useCallback(
    (key) => {
      if (key) {
        const initialValue = store.getState().has(key) ?? false;
        store.setToggle(key, initialValue);
      } else {
        store.reset();
      }
    },
    [store]
  );
  return {
    isOpen,
    open,
    close,
    toggle,
    reset,
    readIsOpen
  };
}
export {
  ToggleGlobalProvider,
  createToggleStore,
  useToggle
};
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