How to Refactor Chart Code with Macros

Our SurveyResultsLive component has a fair bit of charting support, in addition to the typical LiveView functions that set and change the socket. This kind of charting logic and configuration should live elsewhere so other components can take advantage of it as well.

Let’s refactor the chart code by extracting common code into a __using__ macro. In return for these efforts, your LiveView logic will be clean and re-usable.

Here’s how it works.