'use client';
(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('react'), require('jotai/vanilla'), require('jotai/vanilla/internals')) :
  typeof define === 'function' && define.amd ? define(['exports', 'react', 'jotai/vanilla', 'jotai/vanilla/internals'], factory) :
  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.jotaiReact = {}, global.React, global.jotaiVanilla, global.jotaiVanillaInternals));
})(this, (function (exports, React, vanilla, internals) { 'use strict';

  var StoreContext = React.createContext(undefined);
  function useStore(options) {
    var store = React.useContext(StoreContext);
    return (options == null ? void 0 : options.store) || store || vanilla.getDefaultStore();
  }
  function Provider(_ref) {
    var children = _ref.children,
      store = _ref.store;
    var storeRef = React.useRef(null);
    if (store) {
      return React.createElement(StoreContext.Provider, {
        value: store
      }, children);
    }
    if (storeRef.current === null) {
      storeRef.current = vanilla.createStore();
    }
    return React.createElement(StoreContext.Provider, {
      value: storeRef.current
    }, children);
  }

  var isPromiseLike = function isPromiseLike(x) {
    return typeof (x == null ? void 0 : x.then) === 'function';
  };
  var attachPromiseStatus = function attachPromiseStatus(promise) {
    if (!promise.status) {
      promise.status = 'pending';
      promise.then(function (v) {
        promise.status = 'fulfilled';
        promise.value = v;
      }, function (e) {
        promise.status = 'rejected';
        promise.reason = e;
      });
    }
  };
  var use = React.use || function (promise) {
    if (promise.status === 'pending') {
      throw promise;
    } else if (promise.status === 'fulfilled') {
      return promise.value;
    } else if (promise.status === 'rejected') {
      throw promise.reason;
    } else {
      attachPromiseStatus(promise);
      throw promise;
    }
  };
  var continuablePromiseMap = new WeakMap();
  var createContinuablePromise = function createContinuablePromise(store, promise, getValue) {
    var buildingBlocks = internals.INTERNAL_getBuildingBlocksRev2(store);
    var registerAbortHandler = buildingBlocks[26];
    var continuablePromise = continuablePromiseMap.get(promise);
    if (!continuablePromise) {
      continuablePromise = new Promise(function (resolve, reject) {
        var curr = promise;
        var onFulfilled = function onFulfilled(me) {
          return function (v) {
            if (curr === me) {
              resolve(v);
            }
          };
        };
        var onRejected = function onRejected(me) {
          return function (e) {
            if (curr === me) {
              reject(e);
            }
          };
        };
        var _onAbort = function onAbort() {
          try {
            var nextValue = getValue();
            if (isPromiseLike(nextValue)) {
              continuablePromiseMap.set(nextValue, continuablePromise);
              curr = nextValue;
              nextValue.then(onFulfilled(nextValue), onRejected(nextValue));
              registerAbortHandler(store, nextValue, _onAbort);
            } else {
              resolve(nextValue);
            }
          } catch (e) {
            reject(e);
          }
        };
        promise.then(onFulfilled(promise), onRejected(promise));
        registerAbortHandler(store, promise, _onAbort);
      });
      continuablePromiseMap.set(promise, continuablePromise);
    }
    return continuablePromise;
  };
  function useAtomValue(atom, options) {
    var _ref = options || {},
      delay = _ref.delay,
      _ref$unstable_promise = _ref.unstable_promiseStatus,
      promiseStatus = _ref$unstable_promise === void 0 ? !React.use : _ref$unstable_promise;
    var store = useStore(options);
    var _useReducer = React.useReducer(function (prev) {
        var nextValue = store.get(atom);
        if (Object.is(prev[0], nextValue) && prev[1] === store && prev[2] === atom) {
          return prev;
        }
        return [nextValue, store, atom];
      }, undefined, function () {
        return [store.get(atom), store, atom];
      }),
      _useReducer$ = _useReducer[0],
      valueFromReducer = _useReducer$[0],
      storeFromReducer = _useReducer$[1],
      atomFromReducer = _useReducer$[2],
      rerender = _useReducer[1];
    var value = valueFromReducer;
    if (storeFromReducer !== store || atomFromReducer !== atom) {
      rerender();
      value = store.get(atom);
    }
    React.useEffect(function () {
      var unsub = store.sub(atom, function () {
        if (promiseStatus) {
          try {
            var _value = store.get(atom);
            if (isPromiseLike(_value)) {
              attachPromiseStatus(createContinuablePromise(store, _value, function () {
                return store.get(atom);
              }));
            }
          } catch (_unused) {}
        }
        if (typeof delay === 'number') {
          console.warn("[DEPRECATED] delay option is deprecated and will be removed in v3.\n\nMigration guide:\n\nCreate a custom hook like the following.\n\nfunction useAtomValueWithDelay<Value>(\n  atom: Atom<Value>,\n  options: { delay: number },\n): Value {\n  const { delay } = options\n  const store = useStore(options)\n  const [value, setValue] = useState(() => store.get(atom))\n  useEffect(() => {\n    const unsub = store.sub(atom, () => {\n      setTimeout(() => setValue(store.get(atom)), delay)\n    })\n    return unsub\n  }, [store, atom, delay])\n  return value\n}\n");
          setTimeout(rerender, delay);
          return;
        }
        rerender();
      });
      rerender();
      return unsub;
    }, [store, atom, delay, promiseStatus]);
    React.useDebugValue(value);
    if (isPromiseLike(value)) {
      var promise = createContinuablePromise(store, value, function () {
        return store.get(atom);
      });
      if (promiseStatus) {
        attachPromiseStatus(promise);
      }
      return use(promise);
    }
    return value;
  }

  function useSetAtom(atom, options) {
    var store = useStore(options);
    var setAtom = React.useCallback(function () {
      if (!('write' in atom)) {
        throw new Error('not writable atom');
      }
      for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
        args[_key] = arguments[_key];
      }
      return store.set.apply(store, [atom].concat(args));
    }, [store, atom]);
    return setAtom;
  }

  function useAtom(atom, options) {
    return [useAtomValue(atom, options), useSetAtom(atom, options)];
  }

  exports.Provider = Provider;
  exports.useAtom = useAtom;
  exports.useAtomValue = useAtomValue;
  exports.useSetAtom = useSetAtom;
  exports.useStore = useStore;

}));
