export type Tuple<T, N extends number, Q extends T[] = []> = N extends Q['length'] ? Q : Tuple<T, N, [...Q, T]>;
export type TupleMinMax<T, Min extends number, Max extends number, Q extends T[] = Tuple<T, Min>> = Max extends Q['length'] ? Q : Q | TupleMinMax<T, Min, Max, [...Q, T]>;
export interface Season {
    name: string;
    /**
     * 4 digit year, or undefined for wildcard
     */
    year?: number;
    /**
     * 1 = jan ... 12 = dec, or undefined for wildcard
     */
    month?: number;
    /**
     * 1..31, or undefined for wildcard
     */
    dayOfMonth?: number;
    /**
     * 1..7, or undefined for wildcard
     */
    dayOfWeek?: number;
    /**
     * 1..4, index week profile
     */
    weekProfile: number;
}
export type Seasons = TupleMinMax<Season, 1, 4>;
export type NumberRange<N extends number, Q extends number[] = [1]> = N extends Q['length'] ? Q['length'] : NumberRange<N, [...Q, 1]> | Q['length'];
export type ProfileSchedule = {
    /**
     * seconds from 00:00:00 UTC
     */
    startTime: number;
} & ({
    mode: 'tou';
    action: NumberRange<48>;
} | {
    mode: 'block';
    action: NumberRange<8>;
});
export type DayProfile = TupleMinMax<ProfileSchedule, 1, 48>;
export type DayProfiles = TupleMinMax<DayProfile, 1, 16>;
export type DayProfileName = NumberRange<16>;
export type WeekProfile = [
    DayProfileName,
    DayProfileName,
    DayProfileName,
    DayProfileName,
    DayProfileName,
    DayProfileName,
    DayProfileName
];
export type WeekProfiles = TupleMinMax<WeekProfile, 1, 4>;
export type BlockAction = {
    thresholds: [number];
    prices: [number, number];
} | {
    thresholds: [number, number];
    prices: [number, number, number];
} | {
    thresholds: [number, number, number];
    prices: [number, number, number, number];
};
export type Blocks = Tuple<BlockAction, 8>;
export type TOUAction = number;
export type TOUs = TupleMinMax<TOUAction, 1, 48> | [];
export declare function scheduleSize(dp: DayProfile, ps: ProfileSchedule): number;
export interface Pricing {
    /**
     * positive integer
     * */
    standingCharge: number;
    /**
     * positive integer
     *
     * scale applied to standingCharge, e.g. 0 sets standingCharge to pounds and
     * -2 sets standingCharge to pence.
     *
     * standingCharge * 10^standingChargeScale
     */
    standingChargeScale: number;
    /**
     * positive integer
     *
     * scale applied to tou and block tariff elements, e.g. 0 sets to pounds and
     * -2 sets to pence.
     */
    priceScale: number;
}
export interface SpecialDay {
    /**
     * 4 digit year, or undefined for wildcard
     */
    year?: number;
    /**
     * 1 = jan ... 12 = dec, or undefined for wildcard
     */
    month?: number;
    /**
     * 1..31, or undefined for wildcard
     */
    dayOfMonth?: number;
    /**
     * 1..7, or undefined for wildcard
     */
    dayOfWeek?: number;
    /**
     * 1..16, index day profile
     */
    dayProfile: number;
}
/**
 * 0 to 50 SpecialDays
 */
export type SpecialDays = SpecialDay[];
export interface Tariff {
    seasons: Seasons;
    weekProfiles: WeekProfiles;
    dayProfiles: DayProfiles;
    specialDays: SpecialDays;
    blocks: Blocks;
    tous: TOUs;
    pricing: Pricing;
}
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