feat: add groups to export

lib/mv_web/controllers/member_export_controller.ex

@@ -18,7 +18,8 @@ defmodule MvWeb.MemberExportController do
   alias MvWeb.MemberLive.Index.MembershipFeeStatus
   use Gettext, backend: MvWeb.Gettext
 
-  @member_fields_allowlist Mv.Constants.member_fields() |> Enum.map(&Atom.to_string/1)
+  @member_fields_allowlist (Mv.Constants.member_fields() |> Enum.map(&Atom.to_string/1)) ++
+                             ["groups"]
   @computed_export_fields ["membership_fee_status"]
   @custom_field_prefix Mv.Constants.custom_field_prefix()
 
@@ -83,6 +84,7 @@ defmodule MvWeb.MemberExportController do
     domain_fields = Mv.Constants.member_fields() |> Enum.map(&Atom.to_string/1)
     selectable = Enum.filter(member_fields, fn f -> f in domain_fields end)
     computed = Enum.filter(member_fields, fn f -> f in @computed_export_fields end)
+    # "groups" is neither a domain field nor a computed field, it's handled separately
     {selectable, computed}
   end
 
@@ -235,12 +237,15 @@ defmodule MvWeb.MemberExportController do
     need_cycles =
       parsed.computed_fields != [] and "membership_fee_status" in parsed.computed_fields
 
+    need_groups = "groups" in parsed.member_fields
+
     query =
       Member
       |> Ash.Query.new()
       |> Ash.Query.select(select_fields)
       |> load_custom_field_values_query(parsed.custom_field_ids)
       |> maybe_load_cycles(need_cycles, parsed.show_current_cycle)
+      |> maybe_load_groups(need_groups)
 
     query =
       if parsed.selected_ids != [] do
@@ -284,6 +289,13 @@ defmodule MvWeb.MemberExportController do
     MembershipFeeStatus.load_cycles_for_members(query, show_current)
   end
 
+  defp maybe_load_groups(query, false), do: query
+
+  defp maybe_load_groups(query, true) do
+    # Load groups with id and name only (for export formatting)
+    Ash.Query.load(query, groups: [:id, :name])
+  end
+
   # Adds computed field values to members (e.g. membership_fee_status)
   defp add_computed_fields(members, computed_fields, show_current_cycle) do
     if "membership_fee_status" in computed_fields do
@@ -441,6 +453,19 @@ defmodule MvWeb.MemberExportController do
         }
       end)
 
+    groups_col =
+      if "groups" in parsed.member_fields do
+        [
+          %{
+            header: groups_field_header(conn),
+            kind: :groups,
+            key: :groups
+          }
+        ]
+      else
+        []
+      end
+
     custom_cols =
       parsed.custom_field_ids
       |> Enum.map(fn id ->
@@ -459,7 +484,7 @@ defmodule MvWeb.MemberExportController do
       end)
       |> Enum.reject(&is_nil/1)
 
-    member_cols ++ computed_cols ++ custom_cols
+    member_cols ++ computed_cols ++ groups_col ++ custom_cols
   end
 
   # --- headers: use MemberFields.label for translations ---
@@ -499,6 +524,10 @@ defmodule MvWeb.MemberExportController do
     cf.name
   end
 
+  defp groups_field_header(_conn) do
+    MemberFields.label(:groups)
+  end
+
   defp humanize_field(str) do
     str
     |> String.replace("_", " ")

lib/mv_web/live/member_live/index.ex

@@ -1620,6 +1620,10 @@ defmodule MvWeb.MemberLive.Index do
       FieldVisibility.computed_member_fields()
       |> Enum.filter(&(&1 in member_fields_computed))
 
+    # Groups is always included in export if it's visible in the table
+    # (groups column is always shown in the table, so we always include it in export)
+    member_fields_with_groups = ordered_member_fields_db ++ ["groups"]
+
     # Order custom fields like the table (same as dynamic_cols / all_custom_fields order)
     ordered_custom_field_ids =
       socket.assigns.all_custom_fields
@@ -1628,7 +1632,10 @@ defmodule MvWeb.MemberLive.Index do
 
     %{
       selected_ids: socket.assigns.selected_members |> MapSet.to_list(),
-      member_fields: Enum.map(ordered_member_fields_db, &Atom.to_string/1),
+      member_fields: Enum.map(member_fields_with_groups, fn
+        f when is_atom(f) -> Atom.to_string(f)
+        f when is_binary(f) -> f
+      end),
       computed_fields: Enum.map(ordered_computed_fields, &Atom.to_string/1),
       custom_field_ids: ordered_custom_field_ids,
       column_order:

lib/mv_web/translations/member_fields.ex

@@ -29,6 +29,7 @@ defmodule MvWeb.Translations.MemberFields do
   def label(:postal_code), do: gettext("Postal Code")
   def label(:membership_fee_start_date), do: gettext("Membership Fee Start Date")
   def label(:membership_fee_status), do: gettext("Membership Fee Status")
+  def label(:groups), do: gettext("Groups")
 
   # Fallback for unknown fields
   def label(field) do