public async Task <ServiceResult <int> > GetList(ClaimsPrincipal user, int groupId)
{
var group = groupsRepository.Get(groupId);
if (group is null)
{
return(ServiceResult <int> .Error(404, "Group was not found"));
}
var authorizationResult = await authorizationService.AuthorizeAsync(user, group, GroupOperations.Read);
if (!authorizationResult.Succeeded)
{
return(ServiceResult <int> .Error(401, "Unauthorized"));
}
var result = await transactionsRepository.GetList(groupId);
if (result is null)
{
return(ServiceResult <int> .Error(404, "No transactions were found"));
}
return(ServiceResult <int> .Success(result.Select(TransactionViewModel.FromModel)));
}