class AssignmentsController < ApplicationController before_action :set_bubble, only: %i[ create update ] before_action :set_assignment, only: :update def create @assignment = @bubble.assignments.build(assignment_params) @assignment.save redirect_to @bubble end def update @assignment.update(assignment_params) redirect_to @bubble end private def assignment_params params.require(:assignment).permit(:user_id) end def set_assignment @assignment = @bubble.assignments.find(params[:id]) end def set_bubble @bubble = Bubble.find(params[:bubble_id]) end end