fix: allow site_id on device create regardless of use_sites setting

The API was silently stripping site_id when use_sites was false, causing
the Terraform provider to report inconsistent state after apply.

lib/towerops_web/controllers/api/v1/devices_controller.ex

@@ -8,7 +8,6 @@ defmodule ToweropsWeb.Api.V1.DevicesController do
   use ToweropsWeb, :controller
 
   alias Towerops.Devices
-  alias Towerops.Organizations
   alias Towerops.Workers.DiscoveryWorker
 
   @doc """
@@ -89,10 +88,7 @@ defmodule ToweropsWeb.Api.V1.DevicesController do
     organization_id = conn.assigns.current_organization_id
     current_user = conn.assigns[:current_user]
 
-    device_params =
-      device_params
-      |> default_organization_id(organization_id)
-      |> maybe_strip_site_id_if_sites_disabled(organization_id)
+    device_params = default_organization_id(device_params, organization_id)
 
     case verify_site_access(device_params["site_id"], organization_id) do
       :ok ->
@@ -251,18 +247,6 @@ defmodule ToweropsWeb.Api.V1.DevicesController do
     end
   end
 
-  defp maybe_strip_site_id_if_sites_disabled(device_params, organization_id) do
-    organization = Organizations.get_organization!(organization_id)
-
-    # If sites are disabled and a site_id was provided, remove it
-    # This ensures devices are assigned directly to the organization
-    if !organization.use_sites && device_params["site_id"] do
-      Map.delete(device_params, "site_id")
-    else
-      device_params
-    end
-  end
-
   defp create_and_discover_device(conn, device_params, current_user) do
     opts = if current_user && current_user.is_superuser, do: [bypass_limits: true], else: []
 

test/towerops_web/controllers/api/v1/devices_controller_test.exs

@@ -126,8 +126,28 @@ defmodule ToweropsWeb.Api.V1.DevicesControllerTest do
       assert is_binary(id)
     end
 
+    test "creates device with site_id even when use_sites is false", %{
+      conn: conn,
+      organization: organization
+    } do
+      assert organization.use_sites == false
+      {:ok, site} = Sites.create_site(%{name: "Test Site", organization_id: organization.id})
+
+      device_params = %{
+        "device" => %{
+          "name" => "Test Router",
+          "ip_address" => "192.168.1.50",
+          "site_id" => site.id
+        }
+      }
+
+      conn = post(conn, ~p"/api/v1/devices", device_params)
+
+      assert %{"id" => _id, "site_id" => site_id} = json_response(conn, 201)
+      assert site_id == site.id
+    end
+
     test "creates device with site_id", %{conn: conn, organization: organization} do
-      # Enable sites for this organization
       {:ok, organization} = Towerops.Organizations.update_organization(organization, %{use_sites: true})
       {:ok, site} = Sites.create_site(%{name: "Test Site", organization_id: organization.id})