On Jun 26, 11:35 am, pihentagy <pihent...@gmail.com> wrote:
> Hi!
>
> I am developing a django app, which will be installed at multiple
> places with different configuration.
>
> It has some models, and list views.
>
> I store in a config dict the fields/methods to be displayed, and I'd
> like to offer sorting (automagically for all fields, where possible).
> My big problem is that I cannot verify, wheter for eg.:
> 'item__price_display' is a valid argument to sort by. The only way is
> to create a filter query, and force executing it (by getting the first
> element for eg.), but that would add much extra queries and seems
> unconvenient.
>
> So basically I'd like to have a generic list view with configurable
> columns AND automagic sorting links on columns where possible (without
> extra db queries)
>
> Is it possible?
You can introspect the Model class to see that the displayed field is
a valid model field and turn on your sort option if it is a model
field. You said it all in your subject line: you want an admin like
list view. The best place to start is to look into how the admin does
it.
-RD
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