//DatabaseDTO Database { set; get; }
public void ConvertRelationship(RelationshipDTO relationship, Enum_RelationshipType targetRaltionshipType)
{
ModelDataHelper dataHelper = new ModelDataHelper();
var relationshinInfo = dataHelper.GetRelationshipsInfoWithEntityIds(MyProjectManager.GetMyProjectManager.GetRequester(), relationship);
if (relationship.TypeEnum == Enum_RelationshipType.OneToMany ||
targetRaltionshipType == Enum_RelationshipType.ManyToOne)
{
if (relationshinInfo.FKHasData == true && relationshinInfo.MoreThanOneFkForEachPK == true)
{
throw new Exception("بعلت وجود ارتباط یک به چند بین داده های دو جدول امکان تبدیل وجود ندارد");
}
}
if (targetRaltionshipType == Enum_RelationshipType.OneToMany ||
targetRaltionshipType == Enum_RelationshipType.ManyToOne ||
targetRaltionshipType == Enum_RelationshipType.ImplicitOneToOne ||
targetRaltionshipType == Enum_RelationshipType.ExplicitOneToOne
)
{
bizRelationship.ConvertRelationship(MyProjectManager.GetMyProjectManager.GetRequester(), relationship, targetRaltionshipType);
}
else if (targetRaltionshipType == Enum_RelationshipType.SuperToSub)
{
// OneToMany , ImplicitOneToOne , UnionToSubUnion_SubUnionHoldsKeys , SubUnionToUnion_UnionHoldsKeys
var isaRelationships = bizISARelationship.GetISARelationshipsByEntityID(relationship.EntityID1);
ISARelationshipCreateOrSelect(isaRelationships, relationship, targetRaltionshipType);
}
else if (targetRaltionshipType == Enum_RelationshipType.SubToSuper)
{
// ManyToOne , ExplicitOneToOne , UnionToSubUnion_UnionHoldsKeys , SubUnionToUnion_SubUnionHoldsKeys
var isaRelationships = bizISARelationship.GetISARelationshipsByEntityID(relationship.EntityID2);
ISARelationshipCreateOrSelect(isaRelationships, relationship, targetRaltionshipType);
}
else if (targetRaltionshipType == Enum_RelationshipType.SubUnionToUnion)
{
// OneToMany , ImplicitOneToOne , SuperToSub , UnionToSubUnion_SubUnionHoldsKeys
var unionRelationships = bizUnionRelationship.GetUnionRelationshipsBySuperUnionEntity(relationship.EntityID2, true);
UnionRelationshipCreateOrSelect(unionRelationships, true, relationship, targetRaltionshipType);
}
//else if (targetRaltionshipType == Enum_RelationshipType.SubUnionToUnion_SubUnionHoldsKeys)
//{
// // ManyToOne , ExplicitOneToOne , SuperToSub , UnionToSubUnion_UnionHoldsKeys
// var unionRelationships = bizUnionRelationship.GetUnionRelationshipsBySuperUnionEntity(relationship.EntityID2, false);
// UnionRelationshipCreateOrSelect(unionRelationships, false, relationship, targetRaltionshipType);
//}
//else if (targetRaltionshipType == Enum_RelationshipType.UnionToSubUnion_SubUnionHoldsKeys)
//{
// // OneToMany , ImplicitOneToOne , SuperToSub , SubUnionToUnion_UnionHoldsKeys
// var unionRelationships = bizUnionRelationship.GetUnionRelationshipsBySuperUnionEntity(relationship.EntityID1, true);
// UnionRelationshipCreateOrSelect(unionRelationships, true, relationship, targetRaltionshipType);
//}
else if (targetRaltionshipType == Enum_RelationshipType.UnionToSubUnion)
{
// ManyToOne , ExplicitOneToOne , SuperToSub , SubUnionToUnion_SubUnionHoldsKeys
var unionRelationships = bizUnionRelationship.GetUnionRelationshipsBySuperUnionEntity(relationship.EntityID1, false);
UnionRelationshipCreateOrSelect(unionRelationships, false, relationship, targetRaltionshipType);
}
//else if (relationship.TypeEnum == Enum_RelationshipType.ManyToOne)
//{
// if (bizRelationship.RelationshipHasManyData(relationship))
// {
// throw new Exception("بعلت وجود ارتباط یک به چند بین داده های دو جدول امکان تبدیل وجود ندارد");
// }
// if (targetRaltionshipType == Enum_RelationshipType.ExplicitOneToOne)
// bizRelationship.ConvertManyToOneToExplicit(relationship);
// else if (targetRaltionshipType == Enum_RelationshipType.SubToSuper)
// {
// var isaRelationships = bizISARelationship.GetISARelationships(relationship.EntityID2);
// ISARelationshipCreateOrSelect(isaRelationships, relationship, targetRaltionshipType);
// }
// else if (targetRaltionshipType == Enum_RelationshipType.UnionToSubUnion_UnionHoldsKeys)
// {
// var unionRelationships = bizUnionRelationship.GetUnionRelationships(relationship.EntityID1, true);
// UnionRelationshipCreateOrSelect(unionRelationships, true, relationship, targetRaltionshipType);
// }
// else if (targetRaltionshipType == Enum_RelationshipType.SubUnionToUnion_SubUnionHoldsKeys)
// {
// var unionRelationships = bizUnionRelationship.GetUnionRelationships(relationship.EntityID1, false);
// UnionRelationshipCreateOrSelect(unionRelationships, false, relationship, targetRaltionshipType);
// }
//}
}