/**
 * RADIUS Protocol Core Interfaces
 * Based on RFC 2865 (Authentication) and RFC 2866 (Accounting)
 */

import { ERadiusCode } from './enums.js';

/**
 * Attribute value type
 */
export type TAttributeValueType = 'text' | 'string' | 'address' | 'integer' | 'time' | 'vsa';

/**
 * Attribute definition
 */
export interface IAttributeDefinition {
  type: number;
  name: string;
  valueType: TAttributeValueType;
  encrypted?: boolean;
}

/**
 * Raw attribute (type-length-value)
 */
export interface IRadiusAttribute {
  type: number;
  value: Buffer;
}

/**
 * Parsed attribute with named value
 */
export interface IParsedAttribute {
  type: number;
  name: string;
  value: string | number | Buffer;
  rawValue: Buffer;
}

/**
 * Vendor-Specific Attribute
 */
export interface IVendorSpecificAttribute {
  vendorId: number;
  vendorType: number;
  vendorValue: Buffer;
}

/**
 * RADIUS Packet structure
 */
export interface IRadiusPacket {
  code: ERadiusCode;
  identifier: number;
  authenticator: Buffer;
  attributes: IRadiusAttribute[];
}

/**
 * Parsed RADIUS packet with named attributes
 */
export interface IParsedRadiusPacket extends IRadiusPacket {
  parsedAttributes: IParsedAttribute[];
}