import { Cart as CartType, CartInput, CartLine, CartLineInput, CartLineUpdateInput, MutationCartNoteUpdateArgs, CartBuyerIdentityInput, MutationCartAttributesUpdateArgs } from './storefront-api-types.js';
import { StateMachine } from '@xstate/fsm';
import type { PartialDeep } from 'type-fest';
export declare type CartStatus = CartState['status'];
export declare type Cart = PartialDeep<{
    /** The cart's ID if it has been created through the Storefront API. */
    id?: string;
    /** The cart lines. */
    lines: CartLine[];
    /** The checkout URL for the cart, if the cart has been created in the Storefront API. */
    checkoutUrl?: string;
    /** The cart's note. */
    note?: string;
    /** The cart's buyer identity. */
    buyerIdentity?: CartType['buyerIdentity'];
    /** The cart's attributes. */
    attributes: CartType['attributes'];
    /** The discount codes applied to the cart. */
    discountCodes?: CartType['discountCodes'];
    /** The cost for the cart, including the subtotal, total, taxes, and duties. */
    cost?: CartType['cost'];
    /** The total number of items in the cart, across all lines. If there are no lines, then the value is 0. */
    totalQuantity: number;
}, {
    recurseIntoArrays: true;
}>;
export interface CartWithActions extends Cart {
    /** The status of the cart. This returns 'uninitialized' when the cart is not yet created, `creating` when the cart is being created, `fetching` when an existing cart is being fetched, `updating` when the cart is updating, and `idle` when the cart isn't being created or updated. */
    status: CartStatus;
    /** If an error occurred on the previous cart action, then `error` will exist and `cart` will be put back into the last valid status it was in. */
    error?: unknown;
    /** A callback that creates a cart. Expects the same input you would provide to the Storefront API's `cartCreate` mutation. */
    cartCreate: (cart: CartInput) => void;
    /** A callback that adds lines to the cart. Expects the same `lines` input that you would provide to the Storefront API's `cartLinesAdd` mutation. If a cart doesn't already exist, then it will create the cart for you. */
    linesAdd: (lines: CartLineInput[]) => void;
    /** A callback that removes lines from the cart. Expects the same `lines` input that you would provide to the Storefront API's `cartLinesRemove` mutation. Only lines that are included in the `lines` parameter will be in the cart afterwards. */
    linesRemove: (lines: string[]) => void;
    /** A callback that updates lines in the cart. Expects the same `lines` input that you would provide to the Storefront API's `cartLinesUpdate` mutation. If a line item is not included in the `lines` parameter, it will still exist in the cart and will not be changed. */
    linesUpdate: (lines: CartLineUpdateInput[]) => void;
    /** A callback that updates the note in the cart. Expects the same `note` input that you would provide to the Storefront API's `cartNoteUpdate` mutation. */
    noteUpdate: (note: MutationCartNoteUpdateArgs['note']) => void;
    /** A callback that updates the buyer identity in the cart. Expects the same `buyerIdentity` input that you would provide to the Storefront API's `cartBuyerIdentityUpdate` mutation. */
    buyerIdentityUpdate: (buyerIdenity: CartBuyerIdentityInput) => void;
    /** A callback that updates the cart attributes. Expects the same `attributes` input that you would provide to the Storefront API's `cartAttributesUpdate` mutation. */
    cartAttributesUpdate: (attributes: MutationCartAttributesUpdateArgs['attributes']) => void;
    /** A callback that updates the cart's discount codes. Expects the same `codes` input that you would provide to the Storefront API's `cartDiscountCodesUpdate` mutation. */
    discountCodesUpdate: (discountCodes: string[]) => void;
    /** The total number of items in the cart, across all lines. If there are no lines, then the value is 0. */
    totalQuantity: number;
    /** The fragment used to query the cart object for all queries and mutations. */
    cartFragment: string;
}
export declare type CartState = 
/** A cart has not been created yet, or an error occurred when a cart was attempting to be created or fetched. */
{
    status: 'uninitialized';
    error?: string;
}
/** An existing cart is being fetched from the Storefront API. */
 | {
    status: 'fetching';
}
/** A new cart is being created through the Storefront API. */
 | {
    status: 'creating';
}
/** The cart is in the process of being updated. */
 | {
    status: 'updating';
    cart: Cart;
    lastValidCart: Cart;
}
/** The cart has been created and no action is currently happening. */
 | {
    status: 'idle';
    cart: Cart;
    error?: string;
};
export declare type CartAction = {
    type: 'cartFetch';
} | {
    type: 'cartCreate';
} | {
    type: 'addLineItem';
} | {
    type: 'removeLineItem';
    lines: string[];
} | {
    type: 'updateLineItem';
    lines: CartLineUpdateInput[];
} | {
    type: 'noteUpdate';
} | {
    type: 'buyerIdentityUpdate';
} | {
    type: 'cartAttributesUpdate';
} | {
    type: 'discountCodesUpdate';
} | {
    type: 'resolve';
    cart: Cart;
    rawCartResult?: PartialDeep<CartType, {
        recurseIntoArrays: true;
    }>;
} | {
    type: 'reject';
    errors: unknown;
} | {
    type: 'resetCart';
};
export declare type CartMachineContext = {
    cart?: PartialDeep<Cart, {
        recurseIntoArrays: true;
    }>;
    lastValidCart?: PartialDeep<Cart, {
        recurseIntoArrays: true;
    }>;
    rawCartResult?: PartialDeep<CartType, {
        recurseIntoArrays: true;
    }>;
    prevCart?: PartialDeep<Cart, {
        recurseIntoArrays: true;
    }>;
    errors?: unknown;
};
export declare type CartFetchEvent = {
    type: 'CART_FETCH';
    payload: {
        cartId: string;
    };
};
export declare type CartCreateEvent = {
    type: 'CART_CREATE';
    payload: CartInput;
};
export declare type CartSetEvent = {
    type: 'CART_SET';
    payload: {
        cart: CartType;
    };
};
export declare type CartLineAddEvent = {
    type: 'CARTLINE_ADD';
    payload: {
        lines: CartLineInput[];
    };
};
export declare type CartLineRemoveEvent = {
    type: 'CARTLINE_REMOVE';
    payload: {
        lines: string[];
    };
};
export declare type CartLineUpdateEvent = {
    type: 'CARTLINE_UPDATE';
    payload: {
        lines: CartLineUpdateInput[];
    };
};
export declare type NoteUpdateEvent = {
    type: 'NOTE_UPDATE';
    payload: {
        note: MutationCartNoteUpdateArgs['note'];
    };
};
export declare type BuyerIdentityUpdateEvent = {
    type: 'BUYER_IDENTITY_UPDATE';
    payload: {
        buyerIdentity: CartBuyerIdentityInput;
    };
};
export declare type CartAttributesUpdateEvent = {
    type: 'CART_ATTRIBUTES_UPDATE';
    payload: {
        attributes: MutationCartAttributesUpdateArgs['attributes'];
    };
};
export declare type DiscountCodesUpdateEvent = {
    type: 'DISCOUNT_CODES_UPDATE';
    payload: {
        discountCodes: string[];
    };
};
export declare type CartMachineActionEvent = CartFetchEvent | CartCreateEvent | CartSetEvent | CartLineAddEvent | CartLineRemoveEvent | CartLineUpdateEvent | NoteUpdateEvent | BuyerIdentityUpdateEvent | CartAttributesUpdateEvent | DiscountCodesUpdateEvent;
export declare type CartMachineFetchResultEvent = {
    type: 'CART_COMPLETED';
    payload: {
        cartActionEvent: CartMachineActionEvent;
    };
} | {
    type: 'RESOLVE';
    payload: {
        cartActionEvent: CartMachineActionEvent;
        cart: Cart;
        rawCartResult: PartialDeep<CartType, {
            recurseIntoArrays: true;
        }>;
    };
} | {
    type: 'ERROR';
    payload: {
        cartActionEvent: CartMachineActionEvent;
        errors: unknown;
    };
};
export declare type CartMachineEvent = CartMachineActionEvent | CartMachineFetchResultEvent;
export declare type CartMachineTypeState = {
    value: 'uninitialized';
    context: CartMachineContext & {
        cart: undefined;
        lastValidCart: undefined;
        prevCart: undefined;
        errors?: unknown;
    };
} | {
    value: 'initializationError';
    context: CartMachineContext & {
        cart: undefined;
        lastValidCart: undefined;
        prevCart: undefined;
        errors: unknown;
    };
} | {
    value: 'cartCompleted';
    context: CartMachineContext & {
        cart: undefined;
        prevCart?: Cart;
        lastValidCart: undefined;
        errors: unknown;
    };
} | {
    value: 'idle';
    context: CartMachineContext & {
        cart: Cart;
        prevCart?: Cart;
        lastValidCart?: Cart;
        errors?: unknown;
    };
} | {
    value: 'error';
    context: CartMachineContext & {
        cart?: Cart;
        prevCart?: Cart;
        lastValidCart?: Cart;
        errors: unknown;
    };
} | {
    value: 'cartFetching';
    context: CartMachineContext;
} | {
    value: 'cartCreating';
    context: CartMachineContext;
} | {
    value: 'cartLineRemoving';
    context: CartMachineContext;
} | {
    value: 'cartLineUpdating';
    context: CartMachineContext;
} | {
    value: 'cartLineAdding';
    context: CartMachineContext;
} | {
    value: 'noteUpdating';
    context: CartMachineContext;
} | {
    value: 'buyerIdentityUpdating';
    context: CartMachineContext;
} | {
    value: 'cartAttributesUpdating';
    context: CartMachineContext;
} | {
    value: 'discountCodesUpdating';
    context: CartMachineContext;
};
export declare type CartMachineAction = StateMachine.ActionFunction<CartMachineContext, CartMachineEvent>;
export declare type CartMachineActions = {
    cartFetchAction: CartMachineAction;
    cartCreateAction: CartMachineAction;
    cartLineRemoveAction: CartMachineAction;
    cartLineUpdateAction: CartMachineAction;
    cartLineAddAction: CartMachineAction;
    noteUpdateAction: CartMachineAction;
    buyerIdentityUpdateAction: CartMachineAction;
    cartAttributesUpdateAction: CartMachineAction;
    discountCodesUpdateAction: CartMachineAction;
    onCartActionEntry?: CartMachineAction;
    onCartActionOptimisticUI?: StateMachine.AssignActionObject<CartMachineContext, CartMachineEvent>;
    onCartActionComplete?: CartMachineAction;
};