static public PagedResult <DTO> ToExPagedResults <DTO, Model>(this IQueryOver <Model, Model> query, PartialRetrievingInfo retrievingInfo, IQueryOver <Model, Model> idQuery, Func <IEnumerable <Model>, DTO[]> mappingMethod = null)
where Model : FMGlobalObject
{
IEnumerable <Model> queryEnumerable = null;
int count = 0;
query = query.TransformUsing(Transformers.DistinctRootEntity);
if (retrievingInfo.PageSize > PartialRetrievingInfo.AllElementsPageSize)
{
ICriteria countCriteria = CriteriaTransformer.Clone(idQuery.RootCriteria);
countCriteria.SetProjection(Projections.CountDistinct("GlobalId"));
IFutureValue <int> rowCountQuery = countCriteria.FutureValue <int>();
idQuery = (QueryOver <Model, Model>)idQuery.ApplyPaging(retrievingInfo);
var ids = idQuery.Select(Projections.Distinct(Projections.Property("GlobalId"))).Future <Guid>();
count = rowCountQuery.Value;
query = query.WhereRestrictionOn(x => x.GlobalId).IsIn(ids.ToList());
queryEnumerable = query.List();
}
else
{
var ids = idQuery.Select(Projections.Distinct(Projections.Property("GlobalId"))).Future <Guid>();
query = query.WhereRestrictionOn(x => x.GlobalId).IsIn(ids.ToList());
queryEnumerable = query.List();
count = queryEnumerable.Count();
}
DTO[] list = null;
if (mappingMethod == null)
{
var temp = queryEnumerable.ToList();
list = Mapper.Map <IEnumerable <Model>, DTO[]>(temp);
}
else
{
list = mappingMethod(queryEnumerable);
}
PagedResult <DTO> res = new PagedResult <DTO>(list, count, retrievingInfo.PageIndex);
res.RetrievedDateTime = DateTime.UtcNow;
Log.WriteInfo("Paged result. AllCount:{0},PageIndex:{1},PageSize:{2}", res.AllItemsCount, res.PageIndex, res.Items.Count);
return(res);
}
static public PagedResult <DTO> ToPagedResults <DTO, Model>(this IQueryOver <Model, Model> query, PartialRetrievingInfo retrievingInfo, string countPropertyName = null, Func <IEnumerable <Model>, DTO[]> mappingMethod = null, IQueryOver <Model, Model> fetchQuery = null)
{
IEnumerable <Model> queryEnumerable = null;
if (fetchQuery != null)
{
fetchQuery.ApplyPaging(retrievingInfo).Future();
}
int count = 0;
if (retrievingInfo.PageSize > PartialRetrievingInfo.AllElementsPageSize)
{
IFutureValue <int> rowCountQuery = query.ToRowCountQuery().FutureValue <int>();
IQueryOver <Model> pagedResults = query.ApplyPaging(retrievingInfo);
queryEnumerable = pagedResults.Future();
count = rowCountQuery.Value;
}
else
{
queryEnumerable = query.Future();
count = queryEnumerable.Count();
}
DTO[] list = null;
if (mappingMethod == null)
{
list = Mapper.Map <IEnumerable <Model>, DTO[]>(queryEnumerable);
}
else
{
list = mappingMethod(queryEnumerable);
}
PagedResult <DTO> res = new PagedResult <DTO>(list, count, retrievingInfo.PageIndex);
res.RetrievedDateTime = DateTime.UtcNow;
Log.WriteInfo("Paged result. AllCount:{0},PageIndex:{1},PageSize:{2}", res.AllItemsCount, res.PageIndex, res.Items.Count);
return(res);
}