/**
 * Auth Request Mapper
 *
 * Transforms plain credential objects to auth request schemas.
 * Auth is a special case - no domain object for credentials, accepts plain objects.
 *
 * @layer Infrastructure - API Client
 */

import {
  loginRequestSchema,
  registerRequestSchema,
  type LoginRequest,
  type RegisterRequest,
} from '@archer/api-interface';

/**
 * User Registration Data
 *
 * Plain object for user registration
 */
export interface UserRegistrationData {
  email: string;
  password: string;
  fullName?: string;
}

/**
 * Login Credentials
 *
 * Plain object for login credentials
 */
export interface LoginCredentials {
  email: string;
  password: string;
  totpCode?: string;
}

/**
 * AuthRequestMapper
 *
 * Maps plain credential objects to auth request schemas.
 * Validates with Zod before returning.
 */
export class AuthRequestMapper {
  /**
   * Maps plain login credentials to LoginRequest schema
   *
   * @param credentials - Plain login credentials object
   * @returns Validated LoginRequest schema
   * @throws ZodError if validation fails
   */
  static toLoginRequest(credentials: LoginCredentials): LoginRequest {
    return loginRequestSchema.parse({
      email: credentials.email,
      password: credentials.password,
      totpCode: credentials.totpCode,
    });
  }

  /**
   * Maps user registration data to RegisterRequest schema
   *
   * @param data - Plain registration data object
   * @returns Validated RegisterRequest schema
   * @throws ZodError if validation fails
   */
  static toRegisterRequest(data: UserRegistrationData): RegisterRequest {
    return registerRequestSchema.parse({
      email: data.email,
      password: data.password,
      fullName: data.fullName,
    });
  }
}