public async Task <OperationResult <bool> > CreateAsync(Brand item)
{
try
{
if (_dao.ListAsync().Result.Any(x => x.Name.ToLower().Trim() == item.Name.ToLower().Trim() && !x.IsDeleted))
{
return new OperationResult <bool>()
{
Success = true, Result = false, Message = "Name already exists"
}
}
;
await _dao.CreateAsync(item);
return(new OperationResult <bool>()
{
Success = true, Result = true
});
}
catch (Exception e)
{
return(new OperationResult <bool>()
{
Success = false, Exception = e
});
}
}
public async Task <OperationResult <List <Brand> > > ListAsync()
{
try
{
var transactionOptions = new TransactionOptions
{
IsolationLevel = IsolationLevel.ReadCommitted,
Timeout = TimeSpan.FromSeconds(30)
};
using var transactionScope = new TransactionScope(TransactionScopeOption.Required,
transactionOptions, TransactionScopeAsyncFlowOption.Enabled);
var res = await _dao.ListAsync();
transactionScope.Complete();
return(new OperationResult <List <Brand> >()
{
Success = true, Result = res
});
}
catch (Exception e)
{
return(new OperationResult <List <Brand> >()
{
Success = false, Exception = e
});
}
}