Create a table for priority definitions, give them ids and labels... use
represent on the priority field of the task table.
On Friday, March 14, 2014 4:53:27 PM UTC-7, Dan Why wrote:
>
>
> I am building a TODO-list type application while studying web2py. For each
> task, I would like to set a priority. Having integer values for priority
> makes it easier to query something like db(db.task.priority > 1).select().
> Because there will be only a few of them, I would just create some
> constants for them (rather than creating a priority table). Also I would
> like to show descriptive text rather than numbers on drop-down list.
>
> My model looks something like this.
>
> class Priority:
> LOW, MEDIUM, HIGH, URGENT = range(1, 5)
> set = {LOW: 'Low', MEDIUM: 'Medium', HIGH: 'High', URGENT: 'Urgent'}
>
> db.define_table('task', Field('name'), Field('priority',
> requires=IS_IN_SET(Priority.set, zero='Select on')))
>
> Everything works well, except that on the view it is kind of ugly to
> display the priority text instead of numbers. The way I am doing is
>
> <td>Priority: </td> <td>{{= Priority.set[ int( task.priority ) ] }}</td>
>
> I envision that it would become uglier and harder to understand, where I
> start adding more fields. I wonder if there's a better way to do this? I am
> also open to go about other ways than doing a constant based approach.
>
> Thanks a lot for your help! - Dan
>
--
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