12 files changed, 169 insertions, 0 deletions
diff --git a/lib/api/entities/nuget/dependency.rb b/lib/api/entities/nuget/dependency.rb
new file mode 100644
index 00000000000..b61c37f5882
--- /dev/null
+++ b/lib/api/entities/nuget/dependency.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class Dependency < Grape::Entity
+        expose :id, as: :@id
+        expose :type, as: :@type
+        expose :name, as: :id
+        expose :range
+      end
+    end
+  end
+end
diff --git a/lib/api/entities/nuget/dependency_group.rb b/lib/api/entities/nuget/dependency_group.rb
new file mode 100644
index 00000000000..dcab9359fcf
--- /dev/null
+++ b/lib/api/entities/nuget/dependency_group.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class DependencyGroup < Grape::Entity
+        expose :id, as: :@id
+        expose :type, as: :@type
+        expose :target_framework, as: :targetFramework, expose_nil: false
+        expose :dependencies, using: ::API::Entities::Nuget::Dependency
+      end
+    end
+  end
+end
diff --git a/lib/api/entities/nuget/metadatum.rb b/lib/api/entities/nuget/metadatum.rb
new file mode 100644
index 00000000000..87caef41a85
--- /dev/null
+++ b/lib/api/entities/nuget/metadatum.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class Metadatum < Grape::Entity
+        expose :project_url, as: :projectUrl, expose_nil: false
+        expose :license_url, as: :licenseUrl, expose_nil: false
+        expose :icon_url, as: :iconUrl, expose_nil: false
+      end
+    end
+  end
+end
diff --git a/lib/api/entities/nuget/package_metadata.rb b/lib/api/entities/nuget/package_metadata.rb
new file mode 100644
index 00000000000..e1c2a1ae161
--- /dev/null
+++ b/lib/api/entities/nuget/package_metadata.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class PackageMetadata < Grape::Entity
+        expose :json_url, as: :@id
+        expose :archive_url, as: :packageContent
+        expose :catalog_entry, as: :catalogEntry, using: ::API::Entities::Nuget::PackageMetadataCatalogEntry
+      end
+    end
+  end
+end
diff --git a/lib/api/entities/nuget/package_metadata_catalog_entry.rb b/lib/api/entities/nuget/package_metadata_catalog_entry.rb
new file mode 100644
index 00000000000..5533f857596
--- /dev/null
+++ b/lib/api/entities/nuget/package_metadata_catalog_entry.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class PackageMetadataCatalogEntry < Grape::Entity
+        expose :json_url, as: :@id
+        expose :authors
+        expose :dependency_groups, as: :dependencyGroups, using: ::API::Entities::Nuget::DependencyGroup
+        expose :package_name, as: :id
+        expose :package_version, as: :version
+        expose :tags
+        expose :archive_url, as: :packageContent
+        expose :summary
+        expose :metadatum, using: ::API::Entities::Nuget::Metadatum, merge: true
+      end
+    end
+  end
+end
diff --git a/lib/api/entities/nuget/packages_metadata.rb b/lib/api/entities/nuget/packages_metadata.rb
new file mode 100644
index 00000000000..1cdf2491725
--- /dev/null
+++ b/lib/api/entities/nuget/packages_metadata.rb
@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class PackagesMetadata < Grape::Entity
+        expose :count
+        expose :items, using: ::API::Entities::Nuget::PackagesMetadataItem
+      end
+    end
+  end
+end
diff --git a/lib/api/entities/nuget/packages_metadata_item.rb b/lib/api/entities/nuget/packages_metadata_item.rb
new file mode 100644
index 00000000000..84cc79166f3
--- /dev/null
+++ b/lib/api/entities/nuget/packages_metadata_item.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class PackagesMetadataItem < Grape::Entity
+        expose :json_url, as: :@id
+        expose :lower_version, as: :lower
+        expose :upper_version, as: :upper
+        expose :packages_count, as: :count
+        expose :packages, as: :items, using: ::API::Entities::Nuget::PackageMetadata
+      end
+    end
+  end
+end
diff --git a/lib/api/entities/nuget/packages_versions.rb b/lib/api/entities/nuget/packages_versions.rb
new file mode 100644
index 00000000000..498c6970d5c
--- /dev/null
+++ b/lib/api/entities/nuget/packages_versions.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class PackagesVersions < Grape::Entity
+        expose :versions
+      end
+    end
+  end
+end
diff --git a/lib/api/entities/nuget/search_result.rb b/lib/api/entities/nuget/search_result.rb
new file mode 100644
index 00000000000..8e028cbad95
--- /dev/null
+++ b/lib/api/entities/nuget/search_result.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class SearchResult < Grape::Entity
+        expose :type, as: :@type
+        expose :authors
+        expose :name, as: :id
+        expose :name, as: :title
+        expose :summary
+        expose :total_downloads, as: :totalDownloads
+        expose :verified
+        expose :version
+        expose :versions, using: ::API::Entities::Nuget::SearchResultVersion
+        expose :tags
+        expose :metadatum, using: ::API::Entities::Nuget::Metadatum, merge: true
+      end
+    end
+  end
+end
diff --git a/lib/api/entities/nuget/search_result_version.rb b/lib/api/entities/nuget/search_result_version.rb
new file mode 100644
index 00000000000..9032c964c44
--- /dev/null
+++ b/lib/api/entities/nuget/search_result_version.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class SearchResultVersion < Grape::Entity
+        expose :json_url, as: :@id
+        expose :version
+        expose :downloads
+      end
+    end
+  end
+end
diff --git a/lib/api/entities/nuget/search_results.rb b/lib/api/entities/nuget/search_results.rb
new file mode 100644
index 00000000000..22a77dc7b6c
--- /dev/null
+++ b/lib/api/entities/nuget/search_results.rb
@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class SearchResults < Grape::Entity
+        expose :total_count, as: :totalHits
+        expose :data, using: ::API::Entities::Nuget::SearchResult
+      end
+    end
+  end
+end
diff --git a/lib/api/entities/nuget/service_index.rb b/lib/api/entities/nuget/service_index.rb
new file mode 100644
index 00000000000..e57bd04adb9
--- /dev/null
+++ b/lib/api/entities/nuget/service_index.rb
@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+module API
+  module Entities
+    module Nuget
+      class ServiceIndex < Grape::Entity
+        expose :version
+        expose :resources
+      end
+    end
+  end
+end