internal static void AddRelation(this IEnumerable <ICoreRelationsRepository> session, IReadonlyRelation <IRelatableEntity, IRelatableEntity> relation, Uri idRoot)
{
foreach (var relationsRepository in session)
{
relationsRepository.AddRelation(relation);
}
GroupSessionHelper.MakeIdsAbsolute(relation, idRoot);
}
internal static void Add <T>(this IEnumerable <IProviderRevisionRepository <T> > repositories, Revision <T> item, Uri idRoot)
where T : class, IVersionableEntity
{
foreach (var revisionRepository in repositories)
{
revisionRepository.AddOrUpdate(item);
}
GroupSessionHelper.MakeIdsAbsolute(item, idRoot);
}
internal static void AddOrUpdate <T>(this IEnumerable <ICoreRepository <T> > repositories, T item, Uri idRoot)
where T : class, IReferenceByHiveId
{
//TODO: Determine which repo is the primary one
//TODO: Ensure population of the incoming queue is sorted by Ordinal
foreach (var repository in repositories)
{
repository.AddOrUpdate(item);
}
GroupSessionHelper.MakeIdsAbsolute(item, idRoot);
}
internal static IEnumerable <Revision <T> > GetAll <T>(this IEnumerable <IReadonlyProviderRevisionRepository <T> > readonlyRepositories, HiveId entityId, Uri idRoot, RevisionStatusType revisionStatusType = null)
where T : class, IVersionableEntity
{
//TODO: Determine which repo is the primary one
//TODO: Ensure population of the incoming queue is sorted by Ordinal
var totalOutput = new HashSet <Revision <T> >();
foreach (var reader in readonlyRepositories)
{
reader.GetAll <T>(entityId).SkipWhile(SkipAndMerge(reader, totalOutput)).ForEach(x => totalOutput.Add(x));
}
return(totalOutput.DistinctBy(x => x.MetaData.Id).Select(x => GroupSessionHelper.MakeIdsAbsolute(x, idRoot)));
}
internal static IEnumerable <Revision <TEntity> > GetLatestRevisions <TEntity>(this IEnumerable <IReadonlyProviderRevisionRepository <TEntity> > readonlyRepositories, bool allOrNothing, Uri idRoot, RevisionStatusType revisionStatusType = null, params HiveId[] entityIds)
where TEntity : class, IVersionableEntity
{
Revision <TEntity> returnValue = null;
var totalOutput = new HashSet <Revision <TEntity> >();
//TODO: Determine which repo is the primary one
//TODO: Ensure population of the incoming queue is sorted by Ordinal
foreach (var reader in readonlyRepositories)
{
reader.GetLatestRevisions <TEntity>(allOrNothing, revisionStatusType, entityIds).SkipWhile(SkipAndMerge(reader, totalOutput)).ForEach(x => totalOutput.Add(x));
}
return(totalOutput.DistinctBy(x => x.MetaData.Id).Select(x => GroupSessionHelper.MakeIdsAbsolute(x, idRoot)));
}
internal static T ProcessIdsAndGroupRelationProxyDelegate <T>(ICoreReadonlyRelationsRepository groupRepo, Uri idRoot, T returnValue)
where T : class, IReferenceByHiveId
{
if (returnValue == null)
{
return(null);
}
GroupSessionHelper.MakeIdsAbsolute(returnValue, idRoot);
if (TypeFinder.IsTypeAssignableFrom <IRelatableEntity>(returnValue.GetType()))
{
var casted = (IRelatableEntity)returnValue;
groupRepo.SetGroupRelationProxyLazyLoadDelegate(casted);
}
return(returnValue);
}
internal static IEnumerable <IRelationById> GetDescendentRelations(this IEnumerable <IReadonlyProviderRelationsRepository> session, HiveId ancestorId, Uri idRoot, RelationType relationType = null)
{
var totalOutput = new HashSet <IRelationById>();
foreach (var readonlyRelationsRepository in session)
{
if (readonlyRelationsRepository.CanReadRelations)
{
readonlyRelationsRepository.GetDescendentRelations(ancestorId, relationType)
.SkipWhile(SkipAndMergeRelationsFromProviders(readonlyRelationsRepository.ProviderMetadata, totalOutput))
.ForEach(x => totalOutput.Add(x));
}
}
return(totalOutput.Distinct().Select(x => GroupSessionHelper.CreateRelationByAbsoluteId(x, idRoot)));
}
internal static Revision <T> GetLatestRevision <T>(this IEnumerable <IReadonlyProviderRevisionRepository <T> > readonlyRepositories, HiveId hiveId, Uri idRoot, RevisionStatusType revisionStatusType = null)
where T : class, IVersionableEntity
{
Revision <T> returnValue = null;
//TODO: Determine which repo is the primary one
//TODO: Ensure population of the incoming queue is sorted by Ordinal
foreach (var reader in readonlyRepositories)
{
returnValue = reader.GetLatestRevision <T>(hiveId, revisionStatusType);
if (returnValue != null)
{
break;
}
}
return(GroupSessionHelper.MakeIdsAbsolute(returnValue, idRoot));
}
internal static IRelationById FindRelation(this IEnumerable <IReadonlyProviderRelationsRepository> sessions, HiveId sourceId, HiveId destinationId, Uri idRoot, RelationType relationType = null)
{
IRelationById result = null;
foreach (var readonlyRelationsRepository in sessions)
{
if (readonlyRelationsRepository.CanReadRelations)
{
result = readonlyRelationsRepository.FindRelation(sourceId, destinationId, relationType);
}
if (result != null)
{
break;
}
}
return(GroupSessionHelper.CreateRelationByAbsoluteId(result, idRoot));
}
internal static IEnumerable <IRelationById> GetAncestorRelations(this IEnumerable <IReadonlyProviderRelationsRepository> allProviderRepositories, HiveId descendentId, Uri idRoot, RelationType relationType = null)
{
var totalOutput = new HashSet <IRelationById>();
foreach (var relationsRepository in allProviderRepositories)
{
if (relationsRepository.CanReadRelations)
{
var provider = relationsRepository;
var relations = relationsRepository.RepositoryScopedCache.GetOrCreateTyped("rprr_GetAncestorRelations_" + descendentId + (relationType != null ? relationType.RelationName : "any_relationtype"),
() => provider.GetAncestorRelations(descendentId, relationType).ToArray());
relations
.SkipWhile(SkipAndMergeRelationsFromProviders(relationsRepository.ProviderMetadata, totalOutput))
.ForEach(x => totalOutput.Add(x));
}
}
return(totalOutput.Distinct().Select(x => GroupSessionHelper.CreateRelationByAbsoluteId(x, idRoot)));
}
