internal void RemoveRole(DynamicObject association, IDynamicRoleType roleType, DynamicObject role)
{
IDynamicAssociationType associationType = roleType.AssociationType;
this.GetAssociation(role, associationType, out object previousAssociation);
this.GetRole(association, roleType, out object previousRole);
if (previousRole != null)
{
// Role
var changedRoleByAssociation = this.ChangedRoleByAssociation(roleType);
changedRoleByAssociation[association] = NullableArraySet.Remove(previousRole, role);
// Association
var changedAssociationByRole = this.ChangedAssociationByRole(associationType);
if (associationType.IsOne)
{
// One to Many
changedAssociationByRole[role] = null;
}
else
{
// Many to Many
changedAssociationByRole[role] = NullableArraySet.Add(previousAssociation, association);
}
}
}
internal void AddRole(DynamicObject association, IDynamicRoleType roleType, DynamicObject role)
{
IDynamicAssociationType associationType = roleType.AssociationType;
this.GetAssociation(role, associationType, out object previousAssociation);
// Role
var changedRoleByAssociation = this.ChangedRoleByAssociation(roleType);
this.GetRole(association, roleType, out object previousRole);
DynamicObject[] roleArray = (DynamicObject[])previousRole;
roleArray = NullableArraySet.Add(roleArray, role);
changedRoleByAssociation[association] = roleArray;
// Association
var changedAssociationByRole = this.ChangedAssociationByRole(associationType);
if (associationType.IsOne)
{
// One to Many
DynamicObject previousAssociationObject = (DynamicObject)previousAssociation;
if (previousAssociationObject != null)
{
this.GetRole(previousAssociationObject, roleType, out object previousAssociationRole);
changedRoleByAssociation[previousAssociationObject] = NullableArraySet.Remove(previousAssociationRole, role);
}
changedAssociationByRole[role] = association;
}
else
{
// Many to Many
changedAssociationByRole[role] = NullableArraySet.Add(previousAssociation, association);
}
}
private void AddAssociationType(IDynamicAssociationType associationType)
{
this.CheckNames(associationType.SingularName, associationType.PluralName);
this.assignedAssociationTypeByName.Add(associationType.SingularName, associationType);
this.assignedAssociationTypeByName.Add(associationType.PluralName, associationType);
}
private Dictionary <DynamicObject, object> ChangedAssociationByRole(IDynamicAssociationType associationType)
{
if (!this.changedAssociationByRoleByAssociationType.TryGetValue(associationType, out Dictionary <DynamicObject, object> changedAssociationByRole))
{
changedAssociationByRole = new Dictionary <DynamicObject, object>();
this.changedAssociationByRoleByAssociationType[associationType] = changedAssociationByRole;
}
return(changedAssociationByRole);
}
private Dictionary <DynamicObject, object> AssociationByRole(IDynamicAssociationType asscociationType)
{
if (!this.associationByRoleByAssociationType.TryGetValue(asscociationType, out Dictionary <DynamicObject, object> associationByRole))
{
associationByRole = new Dictionary <DynamicObject, object>();
this.associationByRoleByAssociationType[asscociationType] = associationByRole;
}
return(associationByRole);
}
internal void GetAssociation(DynamicObject role, IDynamicAssociationType associationType, out object association)
{
if (this.changedAssociationByRoleByAssociationType.TryGetValue(associationType, out var changedAssociationByRole) &&
changedAssociationByRole.TryGetValue(role, out association))
{
return;
}
this.AssociationByRole(associationType).TryGetValue(role, out association);
}
private bool TryGetAssociation(IDynamicAssociationType associationType, out object result)
{
result = this.Population.GetAssociation(this, associationType);
if (result == null && associationType.IsMany)
{
result = associationType.ObjectType.EmptyArray;
}
return(true);
}
public object GetAssociation(DynamicObject obj, IDynamicAssociationType associationType)
{
this.database.GetAssociation(obj, associationType, out var result);
return(result);
}
