import type { AxiosInstance } from 'axios';
export declare class DiagnosisKeysAPI {
    protected readonly apiClient: AxiosInstance;
    constructor(apiClient: AxiosInstance);
    /**
     * Get all countries for which diagnosis keys are available.
     * @returns countries in ISO-3166 format (e.g. `["DE", "FR"]`)
     */
    getCountries(): Promise<string[]>;
    /**
     * Get all dates for which diagnosis keys are available.
     * @param country An ISO 3166-1 alpha-2 country key (e.g. `DE`).
     * @description Gives a list of all dates for which diagnosis keys are
     * available for a specific country. For Germany, this would return a list of
     * dates for the past 14 days (if all of them contain diagnosis keys).
     */
    getDatesByCountry(country: string): Promise<string[]>;
    /**
     * Get all diagnosis keys for a specific date.
     * @param country An ISO 3166-1 alpha-2 country key (e.g. `DE`).
     * @param date An ISO-8601 date descriptor (e.g. `2020-05-01`).
     * Server time zone is UTC.
     * @description Gives all diagnosis keys for a specific country on a specific
     * date. If there are no diagnosis keys available for that date (but the date
     * is still within the 14-day window), a signed payload with an empty list of
     * diagnosis keys will be returned. If the date is outside of the 14-day
     * window, or in the future, an HTTP error code will be returned.
     */
    getKeysByDate(country: string, date: string): Promise<Buffer>;
    /**
     * Get all hours of a specific date for which diagnosis keys are available.
     * @param country An ISO 3166-1 alpha-2 country key (e.g. `DE`).
     * @param date An ISO-8601 date descriptor (e.g. `2020-05-01`).
     * Server time zone is UTC.
     * @description Gives a list of all hours (0-23) of a specific date for which
     * diagnosis keys are available for a specific country. For the current date,
     * a list containing the respective numbers/hours for which data is available
     * (e.g. 0-17) will be returned. If the date is outside of the 14-day window,
     * or in the future, an HTTP error code will be returned.
     */
    getHoursByDate(country: string, date: string): Promise<number[]>;
    /**
     * Get all diagnosis keys for a specific hour on a specific date.
     * @param country An ISO 3166-1 alpha-2 country key (e.g. `DE`).
     * @param hour An integer number between 0 and 23.
     * Server time zone is UTC.
     * @description Gives all diagnosis keys for a specific country on a specific
     * date within a specific hour. If there are no diagnosis keys available for
     * the hour (but the date is still within the 14-day window), a signed payload
     * with an empty list of diagnosis keys will be returned. If the date is
     * outside of the 14-day window, or in the future, or an hour > 23 was
     * requested, an HTTP error code will be returned.
     */
    getKeysByHour(country: string, date: string, hour: number): Promise<Buffer>;
    /**
     * Post diagnosis keys.
     * @param keys A collection of temporary exposure keys.
     * @param cwaAuthorization TAN code associated with this diagnosis key submission.
     * @param cwaFake Requests with a value of "0" will be fully processed. Any other
     * value indicates that this request shall be handled as a "fake" request.
     */
    postKeys(keys: Buffer, cwaAuthorization: string, cwaFake: string): Promise<void>;
}