/**
 * SMS OTP Configuration
 */
export interface SmsOtpConfig {
  /**
   * API key for SMS OTP service (X-FinOS-Api-Key)
   */
  appKey: string;

  /**
   * Phone number with country code (e.g., +84901234567)
   */
  phoneNumber: string;

  /**
   * Purpose of OTP (default: "transaction")
   */
  purpose?: string;

  /**
   * Your reference ID for tracking
   */
  referenceId: string;

  /**
   * Request ID from sendOtp response (required for verify/resend)
   */
  requestId?: string;
}

/** SMS OTP error – dùng chung EKYCError (event, code, message). */
export type SmsOtpError = import('./ekycType').EKYCError;

/**
 * @deprecated Use SendOtpResponse, VerifyOtpResponse, or ResendOtpResponse instead.
 */
export interface SmsOtpResult {
  event: string;
  data?: {
    requestId?: string;
    expiresIn?: string;
    verifiedAt?: string;
    [key: string]: any;
  };
}

interface BaseOtpResponse {
  success?: boolean;
  requestId?: string;
  expiresIn?: number;
  resendAfter?: number;
  error?: string;
}

export interface SendOtpResponse extends BaseOtpResponse {}

export interface VerifyOtpResponse {
  success?: boolean;
  verified?: boolean;
  verifiedAt?: string;
  attemptsRemaining?: number;
  error?: string;
}

export interface ResendOtpResponse extends BaseOtpResponse {
  attemptsRemaining?: number;
  statusCode?: number;
  errorCode?: string;
  message?: string;
  retryAfter?: number;
  retryAt?: string;
  cooldownSeconds?: number;
  elapsedSeconds?: number;
}