On Jueves, 24 de Marzo de 2011 17:24:48 mikelb escribió:
> I like the idea of trying the OrderedHash.  Where would I start
> looking into that?

I have never used it, searching for orderedhash to guess how to create and 
sort it, I have found elements are yielded by each in the order they were 
inserted in the hash. So you should build the OrderedHash sorting the hash by 
start date.

> 
> Thanks,
> M
> 
> On Mar 4, 3:11 am, "Sergio Cambra .:: entreCables S.L. ::."
> 
> <[email protected]> wrote:
> > On Jueves, 3 de Marzo de 2011 19:19:06mikelbescribió:
> > > Hey all,
> > > 
> > > How is this currently working in AS?   I have a subform that allows
> > > the editing of the sub-item and the creation of a new item
> > > simultaneously.  In what order does that take place?   I would like it
> > > to perform the Updates FIRST and then do the creates in order of
> > > creation.  Here's why:
> > > 
> > > The subform looks like this:
> > > 
> > >  Price       StartDate     EndDate
> > > 
> > > > $13       2/12/2010     [5/15/2010]
> > > 
> > >   [$20]      [5/16/2010]   [      ]
> > > 
> > > The ">" indicates an existing record and the [ ] indicates fields that
> > > are being edited/created.
> > > So the first record ($13) is an existing one, and it starts with a
> > > NULL EndDate (basically meaning that the price is valid forever).  The
> > > user wants to go up and close out that price (adding in 5/15/2010 as
> > > the new EndDate) and create a new Price at the same time.
> > > 
> > > Now, I have a validation in place that makes sure that dates don't
> > > overlap.  Date's would overlap for a number of reasons, but in this
> > > case, for some reason, the CREATE is taking place first, and since it
> > > has a NULL EndDate and the old record *also* has a NULL EndDate, it
> > > views that as overlapping and the validation fails.
> > > 
> > > If, however, the UPDATE were to take place first, the old record would
> > > be updated with an EndDate that would occur *before* the StartDate of
> > > the new record, and validation would succeed.
> > 
> > Values are sent as a hash, but hash has no order, so order of updates and
> > creates is not defined.
> > 
> > You could try converting hash to orderedhash in the controller, although
> > I haven't used it and I don't know how to sort.
> > 
> > Or trying to move the validation to the parent object. Don't checking
> > overlapping of date ranges belong to parent model? Parent object can
> > check children before saving them and it will check it after setting all
> > children with new values.
> > 
> > > Thoughts/help?
> > > 
> > > MANY THANKS!!
> > > M
> > 
> > --
> > Sergio Cambra .:: entreCables S.L. ::.
> > Mariana Pineda 23, 50.018 Zaragoza
> > T) 902 021 404 F) 976 52 98 07 E) [email protected]

-- 
Sergio Cambra .:: entreCables S.L. ::.
Mariana Pineda 23, 50.018 Zaragoza
T) 902 021 404 F) 976 52 98 07 E) [email protected]

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