public static Task CanUpdate(UpdateRule command, Guid appId, IAppProvider appProvider)
{
Guard.NotNull(command, nameof(command));
return(Validate.It(() => "Cannot update rule.", async error =>
{
if (command.Trigger == null && command.Action == null)
{
error(new ValidationError("Either trigger or action is required.", nameof(command.Trigger), nameof(command.Action)));
}
if (command.Trigger != null)
{
var errors = await RuleTriggerValidator.ValidateAsync(appId, command.Trigger, appProvider);
errors.Foreach(error);
}
if (command.Action != null)
{
var errors = await RuleActionValidator.ValidateAsync(command.Action);
errors.Foreach(error);
}
}));
}
public static Task CanCreate(CreateRule command, IAppProvider appProvider)
{
Guard.NotNull(command, nameof(command));
return(Validate.It(() => "Cannot create rule.", async error =>
{
if (command.Trigger == null)
{
error(new ValidationError("Trigger is required.", nameof(command.Trigger)));
}
else
{
var errors = await RuleTriggerValidator.ValidateAsync(command.AppId.Id, command.Trigger, appProvider);
errors.Foreach(error);
}
if (command.Action == null)
{
error(new ValidationError("Trigger is required.", nameof(command.Action)));
}
else
{
var errors = await RuleActionValidator.ValidateAsync(command.Action);
errors.Foreach(error);
}
}));
}
public static Task <IEnumerable <ValidationError> > ValidateAsync(RuleAction action)
{
Guard.NotNull(action, nameof(action));
var visitor = new RuleActionValidator();
return(action.Accept(visitor));
}