import type { AuthenticatedUserDTO } from '@gridpilot/identity/application/dto/AuthenticatedUserDTO';
import type { AuthSessionDTO } from '@gridpilot/identity/application/dto/AuthSessionDTO';

export type AuthUser = AuthenticatedUserDTO;
export type AuthSession = AuthSessionDTO;

export interface SignupParams {
  email: string;
  password: string;
  displayName: string;
}

export interface LoginParams {
  email: string;
  password: string;
}

export interface AuthService {
  getCurrentSession(): Promise<AuthSession | null>;
  
  // Email/password authentication
  signupWithEmail(params: SignupParams): Promise<AuthSession>;
  loginWithEmail(params: LoginParams): Promise<AuthSession>;
  
  // iRacing OAuth (demo)
  startIracingAuthRedirect(
    returnTo?: string,
  ): Promise<{ redirectUrl: string; state: string }>;
  loginWithIracingCallback(params: {
    code: string;
    state: string;
    returnTo?: string;
  }): Promise<AuthSession>;
  
  logout(): Promise<void>;
}