Expose backup status via Pleroma API

test/pleroma/web/pleroma_api/views/backup_view_test.exs

@@ -15,4 +15,43 @@ defmodule Pleroma.Web.PleromaAPI.BackupViewTest do
     result = BackupView.render("show.json", backup: backup)
     assert result.id == backup.id
   end
+
+  test "it renders the state and processed_number" do
+    user = insert(:user)
+    backup = Backup.new(user)
+
+    result = BackupView.render("show.json", backup: backup)
+    assert result.state == to_string(backup.state)
+    assert result.processed_number == backup.processed_number
+  end
+
+  test "it renders failed state with legacy records" do
+    backup = %Backup{
+      id: 0,
+      content_type: "application/zip",
+      file_name: "dummy",
+      file_size: 1,
+      state: :invalid,
+      processed: true,
+      processed_number: 1,
+      inserted_at: NaiveDateTime.utc_now()
+    }
+
+    result = BackupView.render("show.json", backup: backup)
+    assert result.state == "complete"
+
+    backup = %Backup{
+      id: 0,
+      content_type: "application/zip",
+      file_name: "dummy",
+      file_size: 1,
+      state: :invalid,
+      processed: false,
+      processed_number: 1,
+      inserted_at: NaiveDateTime.utc_now()
+    }
+
+    result = BackupView.render("show.json", backup: backup)
+    assert result.state == "failed"
+  end
 end