import type { Reducer } from 'react';
export interface MultipleSelectorItem<TId extends string = string> {
    id: TId;
    removable?: boolean;
}
export type MultipleSelectorReducer<TItem extends MultipleSelectorItem> = Reducer<MultipleSelectorState<TItem>, MultipleSelectorStateAction<TItem>>;
export interface MultipleSelectorStateInitializerArgs<TItem extends MultipleSelectorItem> {
    items: TItem[];
    selectedIds?: Array<TItem['id']>;
}
export interface MultipleSelectorState<TItem extends MultipleSelectorItem> {
    items: TItem[];
    selectedIds: Array<TItem['id']>;
    containsRemovableSelection: boolean;
}
export interface MultipleSelectorStateAction<TItem extends MultipleSelectorItem> {
    reduce(state: Readonly<MultipleSelectorState<TItem>>): Readonly<MultipleSelectorState<TItem>>;
}
export declare function initializeMultipleSelectorState<TItem extends MultipleSelectorItem>({ items, selectedIds, }: MultipleSelectorStateInitializerArgs<TItem>): MultipleSelectorState<TItem>;
export declare function reduceMultipleSelectorState<TItem extends MultipleSelectorItem>(state: Readonly<MultipleSelectorState<TItem>>, action: MultipleSelectorStateAction<TItem>): Readonly<MultipleSelectorState<TItem>>;
declare class ClearSelectionAction<TItem extends MultipleSelectorItem> implements MultipleSelectorStateAction<TItem> {
    reduce(state: Readonly<MultipleSelectorState<TItem>>): Readonly<MultipleSelectorState<TItem>>;
}
declare class SetSelectionAction<TItem extends MultipleSelectorItem> implements MultipleSelectorStateAction<TItem> {
    private readonly selectedIds;
    constructor(selectedIds: string[]);
    reduce(state: Readonly<MultipleSelectorState<TItem>>): Readonly<MultipleSelectorState<TItem>>;
}
declare class ToggleItemAction<TItem extends MultipleSelectorItem> implements MultipleSelectorStateAction<TItem> {
    private readonly id;
    constructor(id: TItem['id']);
    reduce(state: Readonly<MultipleSelectorState<TItem>>): Readonly<MultipleSelectorState<TItem>>;
}
declare class UpdateItemsAction<TItem extends MultipleSelectorItem<TId>, TId extends string = string> implements MultipleSelectorStateAction<TItem> {
    private readonly items;
    constructor(items: TItem[]);
    reduce(state: Readonly<MultipleSelectorState<TItem>>): Readonly<MultipleSelectorState<TItem>>;
}
export declare const MultipleSelectorStateActions: {
    ClearSelection: typeof ClearSelectionAction;
    SetSelection: typeof SetSelectionAction;
    ToggleItem: typeof ToggleItemAction;
    UpdateItems: typeof UpdateItemsAction;
};
export {};