/// <summary>
/// Begins mapping objects from Dapper.
/// </summary>
/// <typeparam name="TEntityType">The entity type to be mapped.</typeparam>
/// <returns>The mapped entity.</returns>
public TEntityType Start <TEntityType>()
where TEntityType : class
{
lock (LockObject)
{
ItemEnumerator = Items.GetEnumerator();
SplitOnEnumerator = SplitOn.GetEnumerator();
CurrentSelectionSet = SelectionSet.GetSelectedFields();
MappedCount = 0;
if (ItemEnumerator.MoveNext() &&
SplitOnEnumerator.MoveNext())
{
var entity = ItemEnumerator.Current as TEntityType;
MappedCount++;
return(entity);
}
return(default(TEntityType));
}
}
/// <summary>
/// Returns a map of selected GraphQL fields.
/// </summary>
public IDictionary <string, Field> GetSelectedFields()
{
return(SelectionSet.GetSelectedFields());
}