import { z } from "zod";
export declare const ukCarbonSchema: z.ZodObject<{
    action: z.ZodEnum<{
        date: "date";
        regional: "regional";
        current: "current";
    }>;
    date: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
interface FuelMix {
    fuel: string;
    perc: number;
}
interface CarbonCurrent {
    action: "current";
    timestamp: string;
    intensity_gco2_kwh: number;
    index: string;
    generation_mix: FuelMix[];
}
interface RegionEntry {
    region: string;
    intensity_gco2_kwh: number;
    index: string;
    generation_mix: FuelMix[];
}
interface CarbonRegional {
    action: "regional";
    timestamp: string;
    regions: RegionEntry[];
}
interface HalfHourEntry {
    from: string;
    to: string;
    intensity_forecast: number;
    intensity_actual: number | null;
    index: string;
}
interface CarbonDate {
    action: "date";
    date: string;
    periods: HalfHourEntry[];
    stats: {
        mean_forecast: number;
        min_forecast: number;
        max_forecast: number;
    };
}
type UkCarbonResult = CarbonCurrent | CarbonRegional | CarbonDate;
export declare function getUkCarbonIntensity(params: z.infer<typeof ukCarbonSchema>): Promise<UkCarbonResult>;
export {};