import type { AuthService, AuthSession } from './AuthService';
import type { AuthCallbackCommandDTO } from '@gridpilot/identity/application/dto/AuthCallbackCommandDTO';
import type { StartAuthCommandDTO } from '@gridpilot/identity/application/dto/StartAuthCommandDTO';
import { StartAuthUseCase } from '@gridpilot/identity/application/use-cases/StartAuthUseCase';
import { GetCurrentUserSessionUseCase } from '@gridpilot/identity/application/use-cases/GetCurrentUserSessionUseCase';
import { HandleAuthCallbackUseCase } from '@gridpilot/identity/application/use-cases/HandleAuthCallbackUseCase';
import { LogoutUseCase } from '@gridpilot/identity/application/use-cases/LogoutUseCase';
import { CookieIdentitySessionAdapter } from '@gridpilot/identity/infrastructure/session/CookieIdentitySessionAdapter';
import { IracingDemoIdentityProviderAdapter } from '@gridpilot/identity/infrastructure/providers/IracingDemoIdentityProviderAdapter';

export class InMemoryAuthService implements AuthService {
  async getCurrentSession(): Promise<AuthSession | null> {
    const sessionPort = new CookieIdentitySessionAdapter();
    const useCase = new GetCurrentUserSessionUseCase(sessionPort);
    return useCase.execute();
  }

  async startIracingAuthRedirect(
    returnTo?: string,
  ): Promise<{ redirectUrl: string; state: string }> {
    const provider = new IracingDemoIdentityProviderAdapter();
    const useCase = new StartAuthUseCase(provider);

    const command: StartAuthCommandDTO = {
      provider: 'IRACING_DEMO',
      returnTo,
    };

    return useCase.execute(command);
  }

  async loginWithIracingCallback(params: {
    code: string;
    state: string;
    returnTo?: string;
  }): Promise<AuthSession> {
    const provider = new IracingDemoIdentityProviderAdapter();
    const sessionPort = new CookieIdentitySessionAdapter();
    const useCase = new HandleAuthCallbackUseCase(provider, sessionPort);

    const command: AuthCallbackCommandDTO = {
      provider: 'IRACING_DEMO',
      code: params.code,
      state: params.state,
      returnTo: params.returnTo,
    };

    return useCase.execute(command);
  }

  async logout(): Promise<void> {
    const sessionPort = new CookieIdentitySessionAdapter();
    const useCase = new LogoutUseCase(sessionPort);
    await useCase.execute();
  }
}