obdev/app/models/form.rb

class Form < ApplicationRecord
    # Assuming each form can have many onboarding items associated with different owners.
    has_many :onboarding_items
    
    validates :name, presence: true
    validates :role, inclusion: { in: %w[Participant Worker Vendor Employer] }
    # Include more validations as necessary

    after_save :update_onboarding_items

    private
  
    def update_onboarding_items
      # Dynamically find the model class based on the role. Ensure 'role' matches your model name exactly.
      owner_class = role.constantize
  
      # For each instance of the model, find or create an onboarding item linked to this form.
      owner_class.find_each do |owner|
        OnboardingItem.find_or_create_by(owner: owner, form: self)
      end
    end
  end