import type { Readable } from 'svelte/store';
import type { Page } from '@sveltejs/kit';
export type ParamType = 'string' | 'string[]' | 'number' | 'number[]' | 'boolean' | 'date' | 'datetime' | 'json' | 'object';
/**
 * Set a single querystring param
 * @param name
 * @param defaultValue
 * @returns
 */
export declare function queryParamStore<Value>(name: string, page: Readable<Page>, defaultValue?: Value, paramType?: ParamType): {
    subscribe: (this: void, run: import("svelte/store").Subscriber<any>, invalidate?: (value?: any) => void) => import("svelte/store").Unsubscriber;
    apply: (params: URLSearchParams, newValue: Value) => void;
};
/**
 * Set all query string params based on object.  Each object property represents a single query param
 * @param defaultValues
 * @returns
 */
export declare function queryParamsStore<Values extends {
    [key: string]: any;
}>(page: Readable<Page>, defaultValues?: Values, paramTypes?: {
    [key: string]: ParamType;
} | ((key: keyof Values) => ParamType)): {
    subscribe: (this: void, run: import("svelte/store").Subscriber<Values>, invalidate?: (value?: Values) => void) => import("svelte/store").Unsubscriber;
    create: (newValues: Values) => URLSearchParams;
};