import React from "react";
import { RegionInfo, ProductVariant } from "../types";
interface Item {
    variant: ProductVariant;
    quantity: number;
    readonly total?: number;
}
export interface SessionCartState {
    region: RegionInfo;
    items: Item[];
    totalItems: number;
    total: number;
}
interface SessionCartContextState extends SessionCartState {
    setRegion: (region: RegionInfo) => void;
    addItem: (item: Item) => void;
    removeItem: (id: string) => void;
    updateItem: (id: string, item: Partial<Item>) => void;
    setItems: (items: Item[]) => void;
    updateItemQuantity: (id: string, quantity: number) => void;
    incrementItemQuantity: (id: string) => void;
    decrementItemQuantity: (id: string) => void;
    getItem: (id: string) => Item | undefined;
    clearItems: () => void;
}
export declare const generateCartState: (state: SessionCartState, items: Item[]) => {
    items: {
        total: number;
        variant: ProductVariant;
        quantity: number;
    }[];
    totalItems: number;
    total: number;
    region: RegionInfo;
};
interface SessionCartProviderProps {
    children: React.ReactNode;
    initialState?: SessionCartState;
}
export declare const SessionCartProvider: ({ initialState, children, }: SessionCartProviderProps) => JSX.Element;
export declare const useSessionCart: () => SessionCartContextState;
export {};