import type { AuthorizeOptions, AuthorizeResponse, TokenOptions, TokenResponse, LogoutOptions, UserInfoResponse, OpenIdConfiguration, JsonWebKeySet } from "../types";
/**
 * Interface for Identity Provider Client
 * This interface defines the methods that an Identity Provider Client should implement.
 * It includes methods for authorization, token retrieval, logout, and optional user info and discovery.
 */
export interface IIdentityProviderClient {
    /**
     * Authorizes the user with the identity provider.
     * @param options - Options for authorization.
     * @return A promise that resolves with the authorization code or void if autoRedirect is true.
     */
    authorize(options: AuthorizeOptions): Promise<string | void>;
    /**
     * Authorizes the user silently with the identity provider.
     * @param options - Options for silent authorization.
     * @returns A promise that resolves with the authorization response.
     */
    authorizeSilently(options: AuthorizeOptions): Promise<AuthorizeResponse>;
    /**
     * Exchanges for tokens with the identity provider.
     * @param options - Options for token retrieval.
     * @returns A promise that resolves with the token response.
     */
    token(options: TokenOptions): Promise<TokenResponse>;
    /**
     * Logs out the user from the identity provider.
     * @param options - Options for logout.
     */
    logout(options: LogoutOptions): Promise<void>;
    /**
     * Validates the state parameter to prevent CSRF attacks.
     * @param state - The state parameter to validate.
     * @return A boolean indicating whether the state is valid.
     */
    validateState(state: string): boolean;
    /**
     * Validates the nonce parameter to prevent replay attacks.
     * @param nonce - The nonce parameter to validate.
     * @return A boolean indicating whether the nonce is valid.
     */
    validateNonce(nonce: string): boolean;
    /**
     * Retrieves the JSON Web Key Set (JWKS) from the identity provider.
     * @returns A promise that resolves with the JWKS.
     */
    jwks(): Promise<JsonWebKeySet>;
    /**
     * Retrieves the OpenID configuration from the identity provider.
     * @return A promise that resolves with the OpenID configuration.
     */
    configuration(): Promise<OpenIdConfiguration>;
    /**
     * Retrieves user info from the identity provider.
     * @param accessToken - The access token to use for the request.
     * @returns A promise that resolves with the user info response.
     */
    userInfo(accessToken: string): Promise<UserInfoResponse>;
    /**
     * Clears any stored values.
     */
    clear(): void;
    /**
     * Gets the code verifier used in the PKCE flow.
     * @returns The code verifier as a string.
     */
    getCodeVerifier(): string | null;
    /**
     * Gets the state used in the authorization flow.
     * @returns The state as a string or null if not set.
     */
    getState(): string | null;
    /**
     * Gets the nonce used in the authorization flow.
     * @returns The nonce as a string or null if not set.
     */
    getNonce(): string | null;
}