Implement PopulateMatchBelow Interactor & Organizer

app/controllers/matches_controller.rb

@@ -14,7 +14,7 @@ class MatchesController < ApplicationController
   def update
     new_state = match_params['state']
     if new_state == 'finished'
-      PlayoffStageService.populate_match_below(@match) unless @match.group_match?
+      PopulateMatchBelowAndSave.call(match:@match) unless @match.group_match?
     end
     if @match.update(match_params)
       render json: @match

app/interactors/populate_match_below.rb

@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class PopulateMatchBelow
+  include Interactor
+
+  def call
+    match = context.match
+    begin
+      PlayoffStageService.populate_match_below(match)
+      context.object_to_save = match
+    rescue StandardError
+      context.fail!
+    end
+  end
+end

app/organizers/populate_match_below_and_save.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class PopulateMatchBelowAndSave
+  include Interactor::Organizer
+
+  organize PopulateMatchBelow, SaveApplicationRecordObject
+end