1 files changed, 39 insertions, 0 deletions
diff --git a/app/models/packages/npm/metadata_cache.rb b/app/models/packages/npm/metadata_cache.rb
new file mode 100644
index 00000000000..7a7c66d7a45
--- /dev/null
+++ b/app/models/packages/npm/metadata_cache.rb
@@ -0,0 +1,39 @@
+# frozen_string_literal: true
+
+module Packages
+  module Npm
+    class MetadataCache < ApplicationRecord
+      include FileStoreMounter
+
+      belongs_to :project, inverse_of: :npm_metadata_caches
+
+      validates :file, :object_storage_key, :package_name, :project, :size, presence: true
+      validates :package_name, uniqueness: { scope: :project_id }
+      validates :package_name, format: { with: Gitlab::Regex.package_name_regex }
+      validates :package_name, format: { with: Gitlab::Regex.npm_package_name_regex }
+
+      mount_file_store_uploader MetadataCacheUploader
+
+      before_validation :set_object_storage_key
+      attr_readonly :object_storage_key
+
+      def self.find_or_build(package_name:, project_id:)
+        find_or_initialize_by(
+          package_name: package_name,
+          project_id: project_id
+        )
+      end
+
+      private
+
+      def set_object_storage_key
+        return unless package_name && project_id
+
+        self.object_storage_key = Gitlab::HashedPath.new(
+          'packages', 'metadata_caches', 'npm', OpenSSL::Digest::SHA256.hexdigest(package_name),
+          root_hash: project_id
+        ).to_s
+      end
+    end
+  end
+end