How to Get list of choices Json API

[Stephen]

Choices are associated with templates and are listed in daml-lf packages. So your path of research is similar to this one, except you might use the JSON API’s version of the package endpoints:

Is there a way to get template names/identifers on the ledger via java APIs

For ledger metaprogramming like this, you have basically two steps: Use the package service to retrieve all uploaded packages (dalfs). Parse and extract the information you want from the dalfs you get back from that service. There are several prior topics discussing this; here is a good starting point. There are some shortcuts that are possible depending on how much information about the templates you really need. Ledger metaprogramming isn’t really officially supported, but interest on this …