import type { Component } from "../types/component";
import type { PackageInfo, VariableDictionary } from "../types/variables";
/** Highest monthly price among the tab's packages, nested tabs included. */
export declare function mostExpensivePricePerMonth(tab: Component, infoPerPackage: Record<string, PackageInfo> | undefined): number | undefined;
/**
 * Recalculates `product.relative_discount` using the highest monthly price in the current scope.
 * Replaces other discount variables with host-provided values for that price, when available.
 * Returns the original variables when either monthly price is unknown.
 */
export declare function withScopedRelativeDiscount(variables: VariableDictionary | undefined, packageInfo: PackageInfo | undefined, mostExpensivePricePerMonth: number | undefined): VariableDictionary | undefined;