Add backups deletion

lib/pleroma/workers/backup_worker.ex

@@ -3,15 +3,46 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Workers.BackupWorker do
+  use Oban.Worker, queue: :backup, max_attempts: 1
+
+  alias Oban.Job
   alias Pleroma.Backup
 
-  use Pleroma.Workers.WorkerHelper, queue: "backup"
+  def process(backup) do
+    %{"op" => "process", "backup_id" => backup.id}
+    |> new()
+    |> Oban.insert()
+  end
+
+  def schedule_deletion(backup) do
+    days = Pleroma.Config.get([Pleroma.Backup, :purge_after_days])
+    time = 60 * 60 * 24 * days
+    scheduled_at = Calendar.NaiveDateTime.add!(backup.inserted_at, time)
+
+    %{"op" => "delete", "backup_id" => backup.id}
+    |> new(scheduled_at: scheduled_at)
+    |> Oban.insert()
+  end
+
+  def delete(backup) do
+    %{"op" => "delete", "backup_id" => backup.id}
+    |> new()
+    |> Oban.insert()
+  end
 
-  @impl Oban.Worker
   def perform(%Job{args: %{"op" => "process", "backup_id" => backup_id}}) do
     with {:ok, %Backup{} = backup} <-
-           backup_id |> Backup.get() |> Backup.process() do
+           backup_id |> Backup.get() |> Backup.process(),
+         {:ok, _job} <- schedule_deletion(backup),
+         :ok <- Backup.remove_outdated(backup) do
       {:ok, backup}
     end
   end
+
+  def perform(%Job{args: %{"op" => "delete", "backup_id" => backup_id}}) do
+    case Backup.get(backup_id) do
+      %Backup{} = backup -> Backup.delete(backup)
+      nil -> :ok
+    end
+  end
 end