From 123649a4f4e6d28b1b2f39aee1d8112ace888601 Mon Sep 17 00:00:00 2001
From: Thor77 <thor77@thor77.org>
Date: Tue, 18 Jun 2019 18:32:26 +0200
Subject: [PATCH] Add collection serializer for bets

---
 app/serializers/bets_serializer.rb | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 app/serializers/bets_serializer.rb

diff --git a/app/serializers/bets_serializer.rb b/app/serializers/bets_serializer.rb
new file mode 100644
index 0000000..a456976
--- /dev/null
+++ b/app/serializers/bets_serializer.rb
@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+class BetsSerializer < ActiveModel::Serializer::CollectionSerializer
+  def serializable_hash(_adapter_options, _options, _adapter_instance)
+    @object.group_by(&:team).map do |team, bets|
+      {
+        team: ActiveModelSerializers::SerializableResource.new(team).as_json,
+        bets: bets.size
+      }
+    end
+  end
+end