Remove invitations badge (#10000)

* Remove invites badge

* Implement review recommendations

Co-authored-by: Alexandru Emil Lupu <contact@alecslupu.ro>

decidim-core/app/controllers/decidim/devise/invitations_controller.rb

@@ -32,7 +32,6 @@ def accept_resource
           resource.update!(newsletter_notifications_at: Time.current) if update_resource_params[:newsletter_notifications]
           resource.update!(managed: false) if resource.managed?
           resource.update!(accepted_tos_version: resource.organization.tos_version)
-          Decidim::Gamification.increment_score(resource.invited_by, :invitations) if resource.invited_by
         end
 
         resource

decidim-core/config/locales/en.yml

@@ -869,18 +869,6 @@ en:
           how: How can you earn it
           page_description: Badges are recognitions to participant actions and progress in the platform. As you start discovering, participating and interacting in the platform, you will earn different badges. Here is the list of badges and some ways you can earn them.
           title: Badges
-        invitations:
-          conditions:
-          - Use the “invite friends” link on your user page to invite your friends
-          - Customize, if you want, the message you are sending
-          - You’ll level up by sending invitations and getting them registered.
-          description: This badge is granted when you’ve invited some people and they have spend a little time to register in %{organization_name} and become participants. Thank you for making %{organization_name} known to others and helping to expand the community!
-          description_another: This participant has invited %{score} people.
-          description_own: You have invited %{score} people.
-          name: Invitations
-          next_level_in: Invite %{score} more people to reach the next level!
-          unearned_another: This participant has not yet invited anyone.
-          unearned_own: You haven't invited anyone yet.
       description: Badges are recognitions to participant actions and progress in the platform. As you start discovering, participating and interacting in the platform, you will earn different badges.
       level: Level %{level}
       reached_top: You've reached the top level for this badge.

decidim-core/lib/decidim/core/engine.rb

@@ -549,11 +549,6 @@ class Engine < ::Rails::Engine
       end
 
       initializer "decidim.core.add_badges" do
-        Decidim::Gamification.register_badge(:invitations) do |badge|
-          badge.levels = [1, 5, 10, 30, 50]
-          badge.reset = ->(user) { Decidim::User.where(invited_by: user.id).count }
-        end
-
         Decidim::Gamification.register_badge(:followers) do |badge|
           badge.levels = [1, 15, 30, 60, 100]
           badge.reset = ->(user) { user.followers.count }