public async Task <Response> Handle(Query request, CancellationToken cancellationToken)
{
if (!await _accessControlService.HasBudgetAccessAsync(request.BudgetId))
{
throw new NotFoundException(Localization.For(() => ErrorMessages.BudgetNotFound));
}
var balance = await _balanceService.GetBudgetBalance(request.BudgetId, cancellationToken);
return(new Response()
{
Data = _mapper.Map <BudgetBalanceDto>(balance)
});
}