Situation: I have a graph that shows the performance of the user and the group according to some questions that have been answered by them. Each question belongs to 1 module and has a lesson.
The problem is that I have found no way to add these two information: module and lesson on chartJs.
I have the following graph:
AndIhavetodosomethinglikethis: 
Notice that the second report is divided into Module and Lesson, and the division of the Module shows the total time of the user and the group.
Does anyone have any idea how to do something similar or similar to this?