import { RefObject } from "react";
export declare type LocationOption = {
    label: string;
    value: string;
};
export declare type FieldValue = LocationOption | Date | GuestOption[] | string;
export declare type FieldType = "location" | "date" | "datetime" | "peopleCount";
export declare type FormSchema = {
    [key: string]: {
        type: FieldType;
        focusOnNext?: string;
        defaultValue?: FieldValue;
        options?: {
            defaultLocationOptions?: LocationOption[];
            searchPlace?: (queryString: string) => Promise<any>;
            [key: string]: any;
        };
    };
};
export declare type GuestOption = {
    label: string;
    value: number;
    totalCount?: number;
    name: string;
    min: number;
    max: number;
    [key: string]: any;
};
export declare type BookingForm = {
    /**
     * Form schema provided by the user.
     */
    formSchema: FormSchema;
    /**
     * Current form state.
     */
    state: FormState;
    setState: (state: FormState) => void;
    /**
     * Helper that sets the particular field value in the form.
     */
    setFieldValue: (key: string, value: any) => void;
    /**
     * Helper that sets the particular field state in the form.
     */
    setFieldState: (key: string, fieldState: any) => void;
    /**
     * An array of references to the form fields.
     * This can be used to focus on a particular field and do other relevant actions.
     */
    refs: RefsType;
    /**
     * Helper that allows to focus on a particular field just by passing field key to it.
     */
    focusOn: (key?: string) => void;
    /**
     * This is a helper that allows to change a particular option item state.
     * For example, if you want to increment the number of "adults", you can use this helper as:
     * ```
     * form.setGuestOptionValue(name, option, option.value + 1)
     * ```
     */
    setGuestOptionValue: (key: string, option: any, value: any) => void;
    /**
     * A callback to pass to the guest minus button click event.
     */
    onMinusClick: (option: GuestOption, name: string) => () => void;
    /**
     * A callback to pass to the guest plus button click event.
     */
    onPlusClick: (option: GuestOption, name: string) => () => void;
    /**
     * A callback to pass to the guest buttons to determine if the buttons are disabled.
     */
    getIsOptionDisabled: (option: GuestOption, optionType: "plus" | "minus") => boolean;
    /**
     * This can be used to swap the location fields.
     */
    swapLocations: (fieldKeys?: [string, string] | undefined) => void;
    /**
     * Converts the form state to url query string.
     * Use convertDate to convert dates to the desired format.
     */
    serializeToURLParams: ({ convertDate, }: {
        convertDate?: (dateValue: Date) => any;
    }) => string;
};
export declare type RefsType = {
    [key: string]: RefObject<HTMLElement>;
};
export declare type FormStateItem = {
    type: FieldType;
    value: FieldValue;
    /**
     * Stores total number of guests in guest selector.
     */
    totalCount?: number;
};
export declare type FormState = {
    [key: string]: FormStateItem;
};
export declare const useReactBookingForm: ({ formSchema, }: {
    formSchema: FormSchema;
}) => BookingForm;