import { Result } from '../../shared/result/Result';
import type { IAuthenticationService } from '../ports/IAuthenticationService';

/**
 * Use case for initiating the manual login flow.
 * 
 * Opens a visible browser window where the user can log into iRacing directly.
 * GridPilot never sees the credentials - it only waits for the URL to change
 * indicating successful login.
 */
export class InitiateLoginUseCase {
  constructor(private readonly authService: IAuthenticationService) {}

  /**
   * Execute the login flow.
   * Opens browser and waits for user to complete manual login.
   * 
   * @returns Result indicating success (login complete) or failure (cancelled/timeout)
   */
  async execute(): Promise<Result<void>> {
    return this.authService.initiateLogin();
  }
}