Personally I wouldn't create the map based on names, since they could potentially change, better to use the ID.
Simplest way of doing this I can think of is using lodash (which you probably use anyways) and do: const groupedById = _.groupBy(o.attributes, "id"); -- Morten On Sun, Nov 22, 2015 at 7:00 PM, Mark Polak <[email protected]> wrote: > Hey Knut, Araz, > > The order for arrays is guaranteed according to the JSON standard i > believe. However for the objects property order is not. (Just like in > Javascript) > > But we (DHIS2) don't seem to always return the array in the same order > from the server side, so in that case you can't really trust the order like > you said. > > Rework the list into a `Map`(JS Object) like Araz says will work. I just > coded you up a small function that does the transformation. See the > following gist link. > > > https://gist.github.com/Markionium/0e55e774b3c554521040#file-transformattributes-js > > Regards, > > Mark > > > > On Sun, Nov 22, 2015 at 10:08 AM, Araz Abishov < > [email protected]> wrote: > >> Hi Knut, >> >> What are you using for parsing JSON (which library)? >> >> In general you should never rely on order of items in JSON. It is better >> to interpret it as a "map" rather than "list". >> >> Best Regards, >> Araz >> >> On Sun, Nov 22, 2015 at 7:32 AM, Knut Staring <[email protected]> wrote: >> >>> >>> Below is a patient tracked entity instance >>> >>> >>> >>> In order to get a first name or a last name from this attribute list, >>> we would have to loop through all the attributes until we find an attribute >>> that has the displayName "firstName", as all the attribute seem to be in >>> random order for each patient. That is inefficient and clunky. Is there a >>> way to get the data in a format that could be read by javascript more >>> easily? >>> >>> >>> >>> { >>> "lastUpdated":"2014-03-28 12:33:47.354", >>> "trackedEntity":"G0PlBqu2Boe", >>> "created":"2014-03-26 15:46:02.45", >>> "orgUnit":"DiszpKrYNg8", >>> "trackedEntityInstance":"JRm9etA1dG1", >>> "relationships":[ >>> >>> ], >>> "attributes":[ >>> { >>> "code":"MMD_PER_NAM", >>> "displayName":"First name", >>> "valueType":"TEXT", >>> "attribute":"w75KJ2mc4zz", >>> "value":"Kedija" >>> }, >>> { >>> "displayName":"Gender", >>> "valueType":"TEXT", >>> "attribute":"cejWyOfXge6", >>> "value":"Female" >>> }, >>> >>> ... >>> ] >>> }, >>> >>> >>> >>> I tried something like the below, but that doesn't seem to work. What am >>> I missing? >>> >>> >>> >>> https://play.dhis2.org/demo/api/trackedEntityInstances/PQfMcpmXeFE.json?fields=attributes[displayName]&filter=attributes[displayName]:eq:Gender >>> >>> >>> >>> >>> >>> _______________________________________________ >>> Mailing list: https://launchpad.net/~dhis2-devs >>> Post to : [email protected] >>> Unsubscribe : https://launchpad.net/~dhis2-devs >>> More help : https://help.launchpad.net/ListHelp >>> >>> >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~dhis2-devs >> Post to : [email protected] >> Unsubscribe : https://launchpad.net/~dhis2-devs >> More help : https://help.launchpad.net/ListHelp >> >> > > _______________________________________________ > Mailing list: https://launchpad.net/~dhis2-devs > Post to : [email protected] > Unsubscribe : https://launchpad.net/~dhis2-devs > More help : https://help.launchpad.net/ListHelp > >
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