/* tslint:disable */
/* eslint-disable */

export class NKodeClient {
  free(): void;
  [Symbol.dispose](): void;
  /**
   * Login with OPAQUE code-based authentication.
   * Stores the session key internally for subsequent authenticated requests.
   *
   * @param email - User's email address
   * @param passcodeBytes - Passcode as Uint8Array
   * @returns Promise<NKodeSession>
   */
  loginCode(email: string, passcode_bytes: Uint8Array): Promise<any>;
  /**
   * Get the current session's user ID, or null if not logged in.
   */
  getUserId(): string | undefined;
  /**
   * Check if the client has an active session (from a prior login call).
   */
  hasSession(): boolean;
  /**
   * Register a new user via OPAQUE key-based registration.
   *
   * @param email - User's email address
   * @param secretKeyHex - 16-byte secret key as hex string (32 chars)
   * @returns Promise<void> - Resolves on success, rejects with error string
   */
  registerKey(email: string, secret_key_hex: string): Promise<void>;
  /**
   * Clear the stored session (local logout).
   */
  clearSession(): void;
  /**
   * Fetch new icons from the server (requires active key session).
   *
   * @param count - Number of icons to fetch
   * @returns Promise<IconsResponse> - JSON: { icons: [{ file_name, file_type, img_data }] }
   */
  getNewIcons(count: number): Promise<any>;
  /**
   * Register via OPAQUE code-based registration.
   *
   * @param email - User's email address
   * @param passcodeBytes - Passcode as Uint8Array
   * @returns Promise<void>
   */
  registerCode(email: string, passcode_bytes: Uint8Array): Promise<void>;
  /**
   * Get login data for a user (requires active session).
   *
   * @param userId - Target user ID (must match session user)
   * @returns Promise<LoginDataPayload> - JSON with keypad config
   */
  getLoginData(user_id: string): Promise<any>;
  /**
   * Create new login data on the server (requires active key session).
   *
   * @param loginDataJson - JSON string of LoginDataPayload
   * @returns Promise<void>
   */
  postLoginData(login_data_json: string): Promise<void>;
  /**
   * Update login data on the server (requires active key session).
   *
   * @param loginDataJson - JSON string of LoginDataPayload
   * @returns Promise<void>
   */
  updateLoginData(login_data_json: string): Promise<void>;
  /**
   * Decipher key selections into OPAQUE passcode bytes for code login.
   * Call this after the user taps their nKode sequence on the keypad.
   *
   * @param userId - The user's ID
   * @param secretKeyHex - The user's secret key as hex
   * @param loginDataBytes - Raw JSON bytes of login data (from server)
   * @param keySelections - Array of key indices the user tapped
   * @returns Uint8Array - The passcode bytes to pass to loginCode()
   */
  decipherSelection(secret_key_hex: string, login_data_json: string, key_selections: Uint32Array): Uint8Array;
  /**
   * Prepare for code login: fetch login data, reconstruct keypad, and fetch icons.
   * Returns the keypad configuration with icons for UI display.
   *
   * Also stores the raw login data JSON internally for decipherSelection().
   *
   * @param userId - The user's ID
   * @param secretKeyHex - The user's secret key as hex string
   * @returns Promise<CodeLoginData> - { keypadIndices, propertiesPerKey, numberOfKeys, mask, icons, loginDataJson }
   */
  prepareCodeLogin(user_id: string, secret_key_hex: string): Promise<any>;
  /**
   * Generate a new random 16-byte secret key, returned as a hex string (32 chars).
   */
  static generateSecretKey(): string;
  /**
   * Prepare icons for code registration (requires active key session).
   * Fetches icons from the server and randomizes their names via ChaCha20.
   * Stores intermediate state internally for completeCodeRegistration().
   *
   * @returns Promise<IconsResponse> - JSON: { icons: [{ file_name, file_type, img_data }] }
   */
  prepareCodeRegistration(): Promise<any>;
  /**
   * Complete code registration after icon selection.
   * Enciphers the selection, registers OPAQUE code auth, and stores login data.
   *
   * @param selectedIndices - Array of icon indices the user selected (global indices, not key indices)
   * @returns Promise<void>
   */
  completeCodeRegistration(selected_indices: Uint32Array): Promise<void>;
  /**
   * Complete code registration with email (full version).
   * Enciphers the selection, registers OPAQUE code auth, and stores login data on server.
   *
   * @param email - User's email address
   * @param selectedIndices - Uint32Array of icon indices the user selected
   * @returns Promise<void>
   */
  completeCodeRegistrationWithEmail(email: string, selected_indices: Uint32Array): Promise<void>;
  /**
   * Create a new client pointed at the given nKode server base URL.
   */
  constructor(base_url: string);
  /**
   * Login with OPAQUE key-based authentication.
   * Stores the session key internally for subsequent authenticated requests.
   *
   * @param email - User's email address
   * @param secretKeyHex - 16-byte secret key as hex string
   * @returns Promise<NKodeSession> - Session info object
   */
  loginKey(email: string, secret_key_hex: string): Promise<any>;
  /**
   * Set (store) icons on the server (requires active key session).
   *
   * @param iconsJson - JSON string of { icons: [{ file_name, file_type, img_data }] }
   * @returns Promise<void>
   */
  setIcons(icons_json: string): Promise<void>;
}

/**
 * Initialize panic hook for better error messages in browser console.
 */
export function init(): void;