private EntityEntry AddEntityEntry(EFEntityInfo entityInfo)
{
var entry = GetEntityEntry(entityInfo.Entity);
if (entry.State == Microsoft.EntityFrameworkCore.EntityState.Detached)
{
return(DbContext.Add(entityInfo.Entity));
}
else
{
return(entry);
}
}
private EntityEntry HandleModified(EFEntityInfo entityInfo)
{
var entry = AddEntityEntry(entityInfo);
// EntityState will be changed to modified during the update from the OriginalValuesMap
// Do NOT change this to EntityState.Modified because this will cause the entire record to update.
entry.State = Microsoft.EntityFrameworkCore.EntityState.Unchanged;
// updating the original values is necessary under certain conditions when we change a foreign key field
// because the before value is used to determine ordering.
UpdateOriginalValues(entry, entityInfo);
// SetModified(entry, entityInfo.ForceUpdate);
MarkEntryAndOwnedChildren(entry, Microsoft.EntityFrameworkCore.EntityState.Modified);
return(entry);
}
private EntityEntry HandleAdded(EFEntityInfo entityInfo)
{
var entry = AddEntityEntry(entityInfo);
if (entityInfo.AutoGeneratedKey != null)
{
var propName = entityInfo.AutoGeneratedKey.PropertyName;
entityInfo.AutoGeneratedKey.TempValue = GetEntryPropertyValue(entry, propName);
if (entityInfo.AutoGeneratedKey.AutoGeneratedKeyType == AutoGeneratedKeyType.Identity)
{
// HACK: because EF Core will not allow inserts to an Identity column where a value exists on incoming entity.
entry.Property(propName).IsTemporary = true;
}
}
MarkEntryAndOwnedChildren(entry, Microsoft.EntityFrameworkCore.EntityState.Added);
return(entry);
}
private EntityEntry GetEntityEntry(EFEntityInfo entityInfo)
{
return(GetEntityEntry(entityInfo.Entity));
}
private EntityEntry AttachEntityEntry(EFEntityInfo entityInfo)
{
return(DbContext.Attach(entityInfo.Entity));
}
private EntityEntry GetOrAddEntityEntry(EFEntityInfo entityInfo)
{
return(AddEntityEntry(entityInfo));
}
