/// <summary>
/// Executes an action for each element in the collection transactionally and showing the progress in the Console
/// </summary>
public static void ProgressForeach <T>(this IEnumerable <T> collection,
Func <T, string>?elementID = null,
Action <T>?action = null,
bool transactional = true,
bool showProgress = true,
LogWriter?writer = null,
ParallelOptions?parallelOptions = null,
Type?disableIdentityFor = null)
{
if (action == null)
{
throw new InvalidOperationException("no action specified");
}
if (elementID == null)
{
elementID = e => e !.ToString();
}
if (writer == null)
{
writer = GetConsoleWriter();
}
if (disableIdentityFor == null)
{
collection.ProgressForeachInternal(elementID, writer, parallelOptions, transactional, showProgress, action);
}
else
{
if (!transactional)
{
throw new InvalidOperationException("disableIdentity has to be transactional");
}
Table table = Schema.Current.Table(disableIdentityFor);
if (!table.IdentityBehaviour)
{
throw new InvalidOperationException("Identity is false already");
}
table.IdentityBehaviour = false;
try
{
collection.ProgressForeachInternal(elementID, writer, parallelOptions, transactional, showProgress, action: item =>
{
using (Transaction tr = Transaction.ForceNew())
{
using (table.PrimaryKey.Default != null
? null
: Administrator.DisableIdentity(table.Name))
action !(item);
tr.Commit();
}
});
}
finally
{
table.IdentityBehaviour = true;
}
}
}
