Add decimals to repository column API

app/controllers/api/v1/inventory_columns_controller.rb

@@ -56,9 +56,7 @@ module Api
       private
 
       def check_manage_permissions
-        unless can_manage_repository_column?(@inventory_column)
-          raise PermissionError.new(RepositoryColumn, :manage)
-        end
+        raise PermissionError.new(RepositoryColumn, :manage) unless can_manage_repository_column?(@inventory_column)
       end
 
       def check_create_permissions
@@ -66,12 +64,11 @@ module Api
       end
 
       def inventory_column_params
-        unless params.require(:data).require(:type) == 'inventory_columns'
-          raise TypeError
-        end
+        raise TypeError unless params.require(:data).require(:type) == 'inventory_columns'
+
         params.require(:data).require(:attributes)
         new_params = params
-                     .permit(data: { attributes: %i(name data_type) })[:data]
+                     .permit(data: { attributes: [:name, :data_type, metadata: {}] })[:data]
                      .merge(created_by: @current_user)
         if new_params[:attributes][:data_type].present?
           new_params[:attributes][:data_type] =
@@ -82,9 +79,8 @@ module Api
       end
 
       def update_inventory_column_params
-        unless params.require(:data).require(:id).to_i == params[:id].to_i
-          raise IDMismatchError
-        end
+        raise IDMismatchError unless params.require(:data).require(:id).to_i == params[:id].to_i
+
         if inventory_column_params[:attributes].include?(:data_type)
           raise ActiveRecord::RecordInvalid,
                 I18n.t('api.core.errors.inventory_column_type.detail')

app/serializers/api/v1/inventory_column_serializer.rb

@@ -4,7 +4,7 @@ module Api
   module V1
     class InventoryColumnSerializer < ActiveModel::Serializer
       type :inventory_columns
-      attributes :name, :data_type
+      attributes :name, :data_type, :metadata
       has_many :repository_list_items,
                key: :inventory_list_items,
                serializer: InventoryListItemSerializer,