/**  @license Atomic State
 * Copyright (c) Dany Beltran
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the roo&t directory of this source tree.
 */
import { Dispatch, SetStateAction } from 'react';
type Observable = {
    addListener(event: string, listener?: any): void;
    removeListener(event: string, listener?: any): void;
    emit(event: string, payload?: any): void;
};
export type ActionType<Args, T = any, Return = any> = T extends undefined ? (args: {
    args?: Args;
    state: T;
    dispatch: Dispatch<SetStateAction<T>>;
} & ActionGet) => Return : (args: {
    args: Args;
    state: T;
    dispatch: Dispatch<SetStateAction<T>>;
} & ActionGet) => Return;
/**
 * Atom type
 */
export type Atom<T = any, ActionArgs = any> = {
    /**
     * @deprecated Use `key` instead
     */
    name?: string;
    key: string;
    default?: T | Promise<T> | (() => Promise<T>) | (() => T);
    /**
     * Short for `localStoragePersistence`
     */
    persist?: boolean;
    /**
     * The persistence provider (optional). It should have the `getItem`, `setItem` and `removeItem` methods.
     *
     * @default localStorage
     */
    persistenceProvider?: PersistenceStoreType;
    /**
     * If true, `persist` will keep the value in sync between tabs.
     * By default it's `true`
     */
    sync?: boolean;
    /**
     * If `persist` is true, this will run whenever the state is updated from another tab. This will not run in the tab that updated the state.
     */
    onSync?(message: T): void;
    actions?: {
        [E in keyof Partial<ActionArgs>]: ActionType<ActionArgs[E], T>;
    };
    effects?: ((s: {
        previous: T;
        state: T;
        dispatch: Dispatch<SetStateAction<T>>;
        /**
         * Cancel the new state update
         */
        cancel: () => void;
    }) => void)[];
};
export type ActionsObjectType<ArgsTypes = any> = {
    [E in keyof ArgsTypes]: <Returns = any>(args?: ArgsTypes[E]) => Returns;
};
export type useAtomType<R, ActionsArgs = any> = () => (R | Dispatch<SetStateAction<R>> | ActionsObjectType<ActionsArgs>)[];
/**
 * Type for the `get` function of filters
 */
export type SelectorGet = {
    get<R>(atom: useAtomType<R> | Atom<R, any>): R;
};
/**
 * Type for the `get` function of filters
 */
export type ActionGet = {
    get<R>(atom: useAtomType<R> | Atom<R, any>, storeName?: string | boolean): R;
};
/**
 * Filter type
 */
export type Selector<T = any> = {
    /**
     * @deprecated Use `key` instead
     */
    name?: string;
    key: string;
    default?: T;
    get(c: SelectorGet): T | Promise<T>;
};
export declare function createObserver(): {
    observer: Observable;
    notify: (storeName: string, hookCall: string, payload: any) => void;
};
type PersistenceGet = (key: string) => any;
type PersistenceSet = (key: string, value: any) => void;
type PersistenceRemove = (key: string) => void;
export type PersistenceStoreType = {
    get?: PersistenceGet;
    getItem?: PersistenceGet;
    getItemAsync?: PersistenceGet;
    set?: PersistenceSet;
    setItem?: PersistenceSet;
    setItemAsync?: PersistenceSet;
    remove?: PersistenceRemove;
    removeItem?: PersistenceRemove;
    removeItemAsync?: PersistenceRemove;
    delete?: PersistenceRemove;
    deleteItem?: PersistenceRemove;
    deleteItemAsync?: PersistenceRemove;
};
export declare function createPersistence(_persistenceProvider?: PersistenceStoreType): {
    setItem: any;
    getItem: any;
    removeItem: any;
};
export declare const AtomicState: React.FC<{
    clientOnly?: boolean;
    children: any;
    /**
     * Set default values using an atom's key
     */
    default?: {
        [key: string]: any;
    };
    value?: {
        [key: string]: any;
    };
    /**
     * The store name where atoms under the tree will be saved
     */
    storeName?: string | boolean;
    /**
     * The persistence provider (optional). It should have the `getItem`, `setItem` and `removeItem` methods.
     *
     * @default localStorage
     */
    persistenceProvider?: PersistenceStoreType;
}>;
/**
 * Take a snapshot of all atoms' and filters' values.
 * You can pass a string with the `prefix` you used in the `AtomicState` root component
 * if you want only atoms and filters using that prefix.
 */
export declare function takeSnapshot(storeName?: string): any;
export declare function setAtom<R = any>($atom: Atom<R>, v: SetStateAction<R>, prefix?: string): void;
export declare function getActions<R = any, A = any>($atom: Atom<R, A>): Required<ActionsObjectType<A>>;
/**
 * Creates an atom containing state
 */
export declare function atom<R, ActionsArgs = any>($init: Omit<Atom<R, ActionsArgs>, 'name'> | Omit<Selector<R>, 'name'>): Atom<R, ActionsArgs> | Selector<R>;
export declare const createAtom: typeof atom;
export declare function filter<R>(init: Selector<R | Promise<R>>): Selector<R>;
export declare const selector: typeof filter;
export declare function useFilter<T>(f: (() => T | Promise<T>) | Selector<T | Promise<T>>): T;
/**
 * Get an atom's value and state setter
 */
export declare function useAtom<R, ActionsArgs = any>(atom: Atom<R, ActionsArgs>): [R, React.Dispatch<SetStateAction<R>>, ActionsObjectType<ActionsArgs>];
/**
 * Creates a store with the `setPartialvalue`, `setValue` and `reset`  methods.
 * It returns a hook that returns an array with the value and the actions
 */
export declare function createAtomicHook<R, Actions = {
    [k: string]: any;
}>(config?: Partial<Atom<R, Actions>>): {
    (): readonly [R, ActionsObjectType<{
        setPartialvalue: Partial<R> | ((v: Required<R>) => Partial<R>);
        setPartial: Partial<R> | ((v: Required<R>) => Partial<R>);
        setValue: R | ((v: Required<R>) => R);
        reset: any;
    } & Actions>];
    atom: Atom<R, {
        setPartialvalue: Partial<R> | ((v: Required<R>) => Partial<R>);
        setPartial: Partial<R> | ((v: Required<R>) => Partial<R>);
        setValue: R | ((v: Required<R>) => R);
        reset: any;
    } & Actions> | Selector<R>;
};
/**
 * Creates a store with the `setPartialvalue`, `setValue` and `reset`  methods.
 * It uses `createAtomicHook` under the hood but instead of returing an array, it returns an object with the store value and actions merged
 */
export declare function createStore<R, Actions = {
    [k: string]: any;
}>(config?: Partial<Atom<R, Actions>>): {
    (): R & ActionsObjectType<{
        setPartialvalue: Partial<R> | ((v: Required<R>) => Partial<R>);
        setPartial: Partial<R> | ((v: Required<R>) => Partial<R>);
        setValue: R | ((v: Required<R>) => R);
        reset: any;
    } & Actions>;
    atom: Atom<R, {
        setPartialvalue: Partial<R> | ((v: Required<R>) => Partial<R>);
        setPartial: Partial<R> | ((v: Required<R>) => Partial<R>);
        setValue: R | ((v: Required<R>) => R);
        reset: any;
    } & Actions> | Selector<R>;
};
export declare function create<R, Actions = {
    [k: string]: any;
}>(config: Omit<Atom<R, Actions>, 'name'> | Omit<Selector<R>, 'name'>): {
    (): [R, Dispatch<SetStateAction<R>>, ActionsObjectType<any>] & {
        value: R;
        setValue: Dispatch<SetStateAction<R>>;
        actions: ActionsObjectType<any>;
    };
    value(): R;
    set(value: R | ((v: R) => R), storeName?: string): void;
    actions: Required<ActionsObjectType<Actions>>;
    atom: Atom<R | Promise<R> | (() => Promise<R>) | (() => R), Actions> | Selector<R | Promise<R> | (() => Promise<R>) | (() => R)>;
    useValue(): R;
    setValue: (value: R | ((v: R) => R), storeName?: string) => void;
    useAtom(): [R, Dispatch<SetStateAction<R>>, ActionsObjectType<any>];
};
export declare const store: typeof createStore;
export declare const atomicHook: typeof createAtomicHook;
/**
 * Get an atom's value
 */
export declare function useValue<R>(atom: useAtomType<R> | Atom<R, any> | Selector<R>): R;
export declare const useAtomValue: typeof useValue;
/**
 * Get the function that updates the atom's value
 */
export declare function useDispatch<R>(atom: useAtomType<R> | Atom<R, any>): (cb: ((c: R) => R) | R) => void;
export declare const useAtomDispatch: typeof useDispatch;
/**
 * Get the actions of the atom as reducers
 */
export declare function useActions<R, ActionsArgs = any>(atom: useAtomType<R, ActionsArgs> | Atom<R, ActionsArgs>): Required<ActionsObjectType<ActionsArgs>>;
/**
 * Get an atom's value and actions
 */
export declare function useValueAndActions<R, ActionsArgs = any>(atom: useAtomType<R, ActionsArgs> | Atom<R, ActionsArgs>): readonly [R, ActionsObjectType<ActionsArgs>];
export declare const useAtomActions: typeof useActions;
/**
 * Create a single provider hook with atoms
 */
export declare function atomProvider<R>(states: {
    [e in keyof R]: Atom<R[e]>;
}): {
    <E extends keyof R>(name: E): [R[E], Dispatch<SetStateAction<R[E]>>, ActionsObjectType<{
        [x: string]: /*elided*/ any;
    }>] & {
        value: R[E];
        dispatch: Dispatch<SetStateAction<R[E]>>;
        actions: ActionsObjectType<{
            [x: string]: /*elided*/ any;
        }>;
    };
    stores: { [e in keyof R]: Atom<R[e], any>; };
    value<E extends keyof R>(name: E): R[E] | Promise<R[E]> | (() => Promise<R[E]>) | (() => R[E]);
    dispatch<E extends keyof R>(name: E): (cb: R[E] | ((c: R[E]) => R[E])) => void;
    actions<E extends keyof R>(name: E): Required<ActionsObjectType<{
        [x: string]: /*elided*/ any;
    }>>;
};
export declare const stateProvider: typeof atomProvider;
/**
 * Get all localStorage items as an object (they will be JSON parsed). You can pass default values (which work with SSR) and a type argument
 */
export declare function useStorage<K = any>(defaults?: K): K;
/**
 * A sync wrapper around the `localStorage` API
 */
export declare const storage: {
    /**
     * Set an item in `localStorage`. Its value will be serialized as JSON
     */
    set<T = any>(k: string, v: T): void;
    /**
     * Remove a `localStorage` item
     */
    remove(k: string): Promise<void>;
    /**
     * Get an item in `localStorage`. Its value will be JSON parsed. If it does not exist or
     * is an invalid JSON format, the default value passed in the second argument will be returned
     */
    get<T = any>(k: string, def?: T): T;
};
/**
 * A sync wrapper around the `sessionStorage` API
 */
export declare const session: {
    /**
     * Set an item in `sessionStorage`. Its value will be serialized as JSON
     */
    set<T = any>(k: string, v: T): void;
    /**
     * Remove a `sessionStorage` item
     */
    remove(k: string): Promise<void>;
    /**
     * Get an item in `sessionStorage`. Its value will be JSON parsed. If it does not exist or
     * is an invalid JSON format, the default value passed in the second argument will be returned
     */
    get<T = any>(k: string, def?: T): T;
};
/**
 * Get a localStorage item. Whenever `storage.set` or `storage.remove` are called,
 * this hook will update its state
 */
export declare function useStorageItem<T = any>(k: string, def?: T): T;
export {};