import type { StartAuthCommandDTO } from '../dto/StartAuthCommandDTO'; import type { IdentityProviderPort } from '../ports/IdentityProviderPort'; export class StartAuthUseCase { private readonly provider: IdentityProviderPort; constructor(provider: IdentityProviderPort) { this.provider = provider; } async execute(command: StartAuthCommandDTO): Promise<{ redirectUrl: string; state: string }> { return this.provider.startAuth(command); } }