public CancelPunchOutCommandValidator(
IInvitationValidator invitationValidator,
IRowVersionValidator rowVersionValidator)
{
CascadeMode = CascadeMode.Stop;
RuleFor(command => command)
.MustAsync((command, cancellationToken) => BeAnExistingInvitation(command.InvitationId, cancellationToken))
.WithMessage(command =>
$"Invitation with this ID does not exist! Id={command.InvitationId}")
.MustAsync((command, cancellationToken) => InvitationIsNotCanceled(command.InvitationId, cancellationToken))
.WithMessage(command =>
$"IPO is already canceled! Id={command.InvitationId}")
.MustAsync((command, cancellationToken) => InvitationIsNotAccepted(command.InvitationId, cancellationToken))
.WithMessage(command =>
$"IPO is in accepted stage! Id={command.InvitationId}")
.MustAsync((command, cancellationToken) => CurrentUserIsCreatorOrIsInContractorFunctionalRoleOfInvitation(command.InvitationId, cancellationToken))
.WithMessage(command =>
$"Current user is not the creator of the invitation and not in Contractor Functional Role! Id={command.InvitationId}")
.Must(command => HaveAValidRowVersion(command.RowVersion))
.WithMessage(command =>
$"Invitation does not have valid rowVersion! RowVersion={command.RowVersion}");
async Task <bool> BeAnExistingInvitation(int invitationId, CancellationToken cancellationToken)
=> await invitationValidator.IpoExistsAsync(invitationId, cancellationToken);
async Task <bool> CurrentUserIsCreatorOrIsInContractorFunctionalRoleOfInvitation(int invitationId, CancellationToken cancellationToken)
=> await invitationValidator.CurrentUserIsAllowedToCancelIpoAsync(invitationId, cancellationToken);
async Task <bool> InvitationIsNotCanceled(int invitationId, CancellationToken cancellationToken)
=> !await invitationValidator.IpoIsInStageAsync(invitationId, IpoStatus.Canceled, cancellationToken);
async Task <bool> InvitationIsNotAccepted(int invitationId, CancellationToken cancellationToken)
=> !await invitationValidator.IpoIsInStageAsync(invitationId, IpoStatus.Accepted, cancellationToken);
bool HaveAValidRowVersion(string rowVersion)
=> rowVersionValidator.IsValid(rowVersion);
}