Unsure, but add match cleanup

Author: flmng0

config/config.exs

@@ -14,7 +14,12 @@ config :volley, Oban,
   notifier: Oban.Notifiers.Postgres,
   queues: [default: 10, cleanup: 10],
   repo: Volley.Repo,
-  plugins: [{Oban.Plugins.Cron, []}]
+  plugins: [
+    {Oban.Plugins.Cron,
+     crontab: [
+       {"* * * * *", Volley.Workers.CleanupWorker, args: %{before: [1, "day"]}}
+     ]}
+  ]
 
 config :volley, :scopes,
   user: [

lib/volley/application.ex

@@ -11,7 +11,7 @@ defmodule Volley.Application do
       VolleyWeb.Telemetry,
       Volley.Repo,
       {DNSCluster, query: Application.get_env(:volley, :dns_cluster_query) || :ignore},
-      # TODO: re-add oban{Oban, }
+      {Oban, Application.fetch_env!(:volley, Oban)},
       {Phoenix.PubSub, name: Volley.PubSub},
       # Start a worker by calling: Volley.Worker.start_link(arg)
       # {Volley.Worker, arg},

lib/volley/workers/cleanup_worker.ex

@@ -0,0 +1,20 @@
+defmodule Volley.Workers.CleanupWorker do
+  use Oban.Worker, queue: :cleanup
+
+  import Ecto.Query, only: [from: 2]
+
+  @impl true
+  def perform(%Oban.Job{} = job) do
+    %{
+      before: [n, interval]
+    } = job.args
+
+    query =
+      from m in Volley.Scoring.Match,
+        where: m.updated_at > ago(^n, ^interval) and is_nil(m.owner_id)
+
+    Volley.Repo.delete_all(query)
+
+    :ok
+  end
+end