/**
 * {CheckoutEnvironment} class is used to setup the environment.
 * This class provides options to select the environment.
 */
export declare class CheckoutEnvironment {
    /**
     * Field to store the public key.
     * @property {string}
     */
    static publicKey: string;
    /**
     * Field to store the secret key.
     * @property {string}
     */
    static secretKey: string;
    /**
     * Field to store the access id.
     * @property {string}
     */
    static accessId: string;
    /**
     * Field to store the access secret.
     * @property {string}
     */
    static accessSecret: string;
    static procesingChannelId: string;
    static environment: string;
    static extras: any;
    /**
     * Field to store the checkout auth base url.
     * @property {string}
     */
    static authUrl: string;
    /**
     * Field to store the checkout api base url.
     * @property {string}
     */
    static baseUrl: string;
    /**
     * Initialize the Checkout client with the given public and secret keys.
     * @param publicKey {string} The public key provided by Checkout.
     * @param secretKey {string} The secret key provided by Checkout.
     * @returns {CheckoutEnvironment} The class instance.
     */
    static initClient(publicKey: string, secretKey: string): typeof CheckoutEnvironment;
    /**
     * Initialize the Checkout client with the given access id, secret, and processing channel id.
     * @param accessId {string} The access id provided by Checkout.
     * @param accessSecret {string} The access secret provided by Checkout.
     * @param procesingChannelId {string} The processing channel id provided by Checkout.
     * @param useSandBox {boolean} If true, the client will point to the sandbox environment.
     * @param extras {Object} Additional configuration options for the client.
     * @returns {CheckoutEnvironment} The class instance.
     */
    static initServer(accessId: string, accessSecret: string, procesingChannelId: string, useSandBox?: boolean, extras?: {}): typeof CheckoutEnvironment;
    /**
     * Get the public key provided by Checkout.
     * @returns {string} The public key.
     */
    static getPublicKey(): string;
    /**
     * Get the secret key provided by Checkout.
     * @returns {string} The secret key.
     */
    static getSecretKey(): string;
    /**
     * Get the access id provided by Checkout.
     * @returns {string} The access id.
     */
    static getAccessId(): string;
    /**
     * Get the access secret provided by Checkout.
     * @returns {string} The access secret.
     */
    static getAccessSecret(): string;
    /**
     * Get the processing channel ID provided by Checkout.
     * @returns {string} The processing channel ID.
     */
    static getProcessingChannelId(): string;
    /**
     * Get any additional configuration options that were passed in the constructor.
     * @returns {Object} The additional configuration options.
     */
    static getExtras(): any;
    /**
     * Get the environment set for the CheckoutEnvironment.
     * For example, "sandbox" or "production".
     * @returns {string} The environment.
     */
    static getEnvironment(): string;
    /**
     * Returns the base url of the Checkout authentication service.
     * @returns {string} The base url of the Checkout authentication service.
     */
    static getAuthUrl(): string;
    /**
     * Returns the base url of the Checkout API service.
     * @returns {string} The base url of the Checkout API service.
     */
    static getBaseUrl(): string;
}