1 files changed, 27 insertions, 0 deletions
diff --git a/app/models/packages/nuget/metadatum.rb b/app/models/packages/nuget/metadatum.rb
new file mode 100644
index 00000000000..1db8c0eddbf
--- /dev/null
+++ b/app/models/packages/nuget/metadatum.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+class Packages::Nuget::Metadatum < ApplicationRecord
+  belongs_to :package, -> { where(package_type: :nuget) }, inverse_of: :nuget_metadatum
+
+  validates :package, presence: true
+  validates :license_url, public_url: { allow_blank: true }
+  validates :project_url, public_url: { allow_blank: true }
+  validates :icon_url, public_url: { allow_blank: true }
+
+  validate :ensure_at_least_one_field_supplied
+  validate :ensure_nuget_package_type
+
+  private
+
+  def ensure_at_least_one_field_supplied
+    return if license_url? || project_url? || icon_url?
+
+    errors.add(:base, _('Nuget metadatum must have at least license_url, project_url or icon_url set'))
+  end
+
+  def ensure_nuget_package_type
+    return if package&.nuget?
+
+    errors.add(:base, _('Package type must be NuGet'))
+  end
+end