Hey again Georgi,
this seems like a bug with the d2:hasValue function. Using enrollment
analytics, the intended outcome for
d2:hasValue(#{programStageWithNoEvents.dataelement}) is false. Just making sure
your program indcator was an enrollment program indicator - could you register
this as a bug?
Markus
> 28. aug. 2017 kl. 12.01 skrev Georgi Chakarov <[email protected]>:
>
> Hi Markus,
>
> Thanks a lot for putting thoughts into this! I also did.
>
> I do have a pivotal data element, but regardless of the expression it
> wouldn’t work. This is because DHIS2 cannot evaluate a data element from an
> event that hasn’t been created.
> Let’s assume that my entity is at second stage. This means that I have
> created events for the first and the second stage (the third stage will have
> event only when the entity passes at the third stage).
> In this case the filter would be:
> d2:hasValue(#{stage1.dataelement}) && d2:hasValue(#{stage2.dataelement}) &&
> !d2:hasValue(#{stage3.dataelement}) && !d2:hasValue(#{stage4.dataelement})
>
> I have tested this, but DHIS2 fails to produce a result because stage 3 and 4
> do not have events yet, thus the indicator cannot assess whether the pivotal
> data element in these stages has value or not.
> Is this making sense?
>
> So, I decided to play with tracked entity attribute values in the profile of
> my entity.
> Markus, can I assign values to a tracked entity (with an option set), based
> on a data element value in a current stage?
>
> Regards,
>
> Georgi
>
>
> From: Markus Bekken [mailto:[email protected]]
> Sent: Monday, August 28, 2017 11:30 AM
> To: Georgi Chakarov <[email protected]>
> Cc: DHIS Users <[email protected]>; DHIS 2 Developers list
> <[email protected]>
> Subject: Re: [Dhis2-users] HELP with program indicator/report
>
> Hi there Georgi,
> We do not have a function that does exactly what you asked for, but hopefully
> we can find a way if we examine the data elements in your stages. Do the
> stages have a data element that is mandatory, or at least so pivotal that you
> can sue that data element to determine wether the event should be counted? If
> so I'd recommend looking at a program indicator with the analytics type
> enrollment. With this strategy you can make four program indicators that
> fullfills the explicit requirement for 1, 2, 3 and 4 stages:
> Just first stage:
> d2:hasValue(#{stage1.dataelement}) && !d2:hasValue(#{stage2.dataelement}) &&
> !d2:hasValue(#{stage3.dataelement}) && !d2:hasValue(#{stage4.dataelement})
> Just first and second stage:
> d2:hasValue(#{stage1.dataelement}) && d2:hasValue(#{stage2.dataelement}) &&
> !d2:hasValue(#{stage3.dataelement}) && !d2:hasValue(#{stage4.dataelement})
> ..and so on.
>
> With the above strategy you would find every tracked entity that has followed
> the expected sequence of events. If you have any requirements for how to
> count the possible cases that deviates the normal(just stage 1 and 3 for
> example), the expressions might look different.
>
> If there is no data element that you can use to proxy the presence of events,
> you will need a new function for checking events regardless of data. In that
> case, please report this as a Jira issue.
>
> Markus
>
> 25. aug. 2017 kl. 12.11 skrev Georgi Chakarov <[email protected]
> <mailto:[email protected]>>:
>
> Hello all,
>
> I have a tracker program with 4 consecutive non-repeatable stages. Each new
> stage is created after completion of the previous stage.
> I am trying to create a report/program indicator that counts the tracked
> entities at their latest stage. In other words, I want to know how many
> tracked entities I have at each stage without double counting.
>
> For example, I have 10 tracked entities each of them starting at stage I. 2
> tracked entities progressed at stage II , 2 progressed at stage III and two
> progressed at stage IV.
> My report should show (program indicator should calculate) that 4 tracked
> entities are still at stage I, 2 are in stage II, 2 are in stage III and 2
> are in stage IV.
>
> Do you have any idea how to build this one?
>
> Georgi
>
>
> Georgi Chakarov, CIA | [email protected]
> <mailto:[email protected]> | +1-647-478-5634 x 104 | LogicalOutcomes
> c/o Centre for Social Innovation, 720 Bathurst Street, Toronto Canada M5S 2R4
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