Email templates when user was added to group

app/mailers/emails/groups.rb

+module Emails
+  module Groups
+    def group_access_granted_email(user_group_id)
+      @membership = UsersGroup.find(user_group_id)
+      @group = @membership.group
+
+      mail(to: @membership.user.email,
+           subject: subject("access to group was granted"))
+    end
+  end
+end

app/mailers/emails/profile.rb

+module Emails
+  module Profile
+    def new_user_email(user_id, password)
+      @user = User.find(user_id)
+      @password = password
+      mail(to: @user.email, subject: subject("Account was created for you"))
+    end
+
+    def new_ssh_key_email(key_id)
+      @key = Key.find(key_id)
+      @user = @key.user
+      mail(to: @user.email, subject: subject("SSH key was added to your account"))
+    end
+  end
+end

app/mailers/emails/projects.rb

@@ -7,7 +7,6 @@ module Emails
            subject: subject("access to project was granted"))
     end
-
     def project_was_moved_email(project_id, user_id)
       @user = User.find user_id
       @project = Project.find project_id

app/mailers/notify.rb

@@ -3,6 +3,8 @@ class Notify < ActionMailer::Base
   include Emails::MergeRequests
   include Emails::Notes
   include Emails::Projects
+  include Emails::Profile
+  include Emails::Groups
   add_template_helper ApplicationHelper
   add_template_helper GitlabMarkdownHelper
@@ -20,18 +22,6 @@ class Notify < ActionMailer::Base
     delay_for(2.seconds)
   end
-  def new_user_email(user_id, password)
-    @user = User.find(user_id)
-    @password = password
-    mail(to: @user.email, subject: subject("Account was created for you"))
-  end
-
-  def new_ssh_key_email(key_id)
-    @key = Key.find(key_id)
-    @user = @key.user
-    mail(to: @user.email, subject: subject("SSH key was added to your account"))
-  end
-
   private
   # Look up a User by their ID and return their email address

app/views/notify/group_access_granted_email.html.haml

+%p
+  = "You have been granted #{@membership.human_access} access to group"
+%p
+  = link_to group_url(@group) do
+    = @group.name

app/views/notify/group_access_granted_email.text.erb

+
+You have been granted <%= @membership.human_access %> access to group <%= @group.name %>
+
+<%= url_for(group_url(@group)) %>