6 files changed, 103 insertions, 1 deletions
diff --git a/app/graphql/types/packages/file_metadata_type.rb b/app/graphql/types/packages/file_metadata_type.rb
index 46ccb424218..0731fc897a2 100644
--- a/app/graphql/types/packages/file_metadata_type.rb
+++ b/app/graphql/types/packages/file_metadata_type.rb
@@ -14,6 +14,8 @@ module Types
         case object
         when ::Packages::Conan::FileMetadatum
           ::Types::Packages::Conan::FileMetadatumType
+        when ::Packages::Helm::FileMetadatum
+          ::Types::Packages::Helm::FileMetadatumType
         else
           # NOTE: This method must be kept in sync with `PackageFileType#file_metadata`,
           # which must never produce data that this discriminator cannot handle.
@@ -21,7 +23,8 @@ module Types
         end
       end
 
-      orphan_types Types::Packages::Conan::FileMetadatumType
+      orphan_types Types::Packages::Conan::FileMetadatumType,
+                   Types::Packages::Helm::FileMetadatumType
     end
   end
 end
diff --git a/app/graphql/types/packages/helm/dependency_type.rb b/app/graphql/types/packages/helm/dependency_type.rb
new file mode 100644
index 00000000000..35598c2b1d7
--- /dev/null
+++ b/app/graphql/types/packages/helm/dependency_type.rb
@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+module Types
+  module Packages
+    module Helm
+      # rubocop: disable Graphql/AuthorizeTypes
+      class DependencyType < BaseObject
+        graphql_name 'PackageHelmDependencyType'
+        description 'Represents a Helm dependency'
+
+        # Need to be synced with app/validators/json_schemas/helm_metadata.json#dependencies
+        field :name, GraphQL::Types::String, null: true, description: 'Name of the dependency.'
+        field :version, GraphQL::Types::String, null: true, description: 'Version of the dependency.'
+        field :repository, GraphQL::Types::String, null: true, description: 'Repository of the dependency.'
+        field :condition, GraphQL::Types::String, null: true, description: 'Condition of the dependency.'
+        field :tags, [GraphQL::Types::String], null: true, description: 'Tags of the dependency.'
+        field :enabled, GraphQL::Types::Boolean, null: true, description: 'Indicates the dependency is enabled.'
+        field :import_values, [GraphQL::Types::JSON], null: true, description: 'Import-values of the dependency.', hash_key: "import-values" # rubocop:disable Graphql/JSONType
+        field :alias, GraphQL::Types::String, null: true, description: 'Alias of the dependency.', resolver_method: :resolve_alias
+
+        # field :alias` conflicts with a built-in method
+        def resolve_alias
+          object['alias']
+        end
+      end
+    end
+  end
+end
diff --git a/app/graphql/types/packages/helm/file_metadatum_type.rb b/app/graphql/types/packages/helm/file_metadatum_type.rb
new file mode 100644
index 00000000000..734ed52df40
--- /dev/null
+++ b/app/graphql/types/packages/helm/file_metadatum_type.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+module Types
+  module Packages
+    module Helm
+      class FileMetadatumType < BaseObject
+        graphql_name 'HelmFileMetadata'
+        description 'Helm file metadata'
+
+        implements Types::Packages::FileMetadataType
+
+        authorize :read_package
+
+        field :channel, GraphQL::Types::String, null: false, description: 'Channel of the Helm chart.'
+        field :metadata, Types::Packages::Helm::MetadataType, null: false, description: 'Metadata of the Helm chart.'
+      end
+    end
+  end
+end
diff --git a/app/graphql/types/packages/helm/maintainer_type.rb b/app/graphql/types/packages/helm/maintainer_type.rb
new file mode 100644
index 00000000000..6d25a26c46b
--- /dev/null
+++ b/app/graphql/types/packages/helm/maintainer_type.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+module Types
+  module Packages
+    module Helm
+      # rubocop: disable Graphql/AuthorizeTypes
+      class MaintainerType < BaseObject
+        graphql_name 'PackageHelmMaintainerType'
+        description 'Represents a Helm maintainer'
+
+        # Need to be synced with app/validators/json_schemas/helm_metadata.json#maintainers
+        field :name, GraphQL::Types::String, null: true, description: 'Name of the maintainer.'
+        field :email, GraphQL::Types::String, null: true, description: 'Email of the maintainer.'
+        field :url, GraphQL::Types::String, null: true, description: 'URL of the maintainer.'
+      end
+    end
+  end
+end
diff --git a/app/graphql/types/packages/helm/metadata_type.rb b/app/graphql/types/packages/helm/metadata_type.rb
new file mode 100644
index 00000000000..eeb3e8087a8
--- /dev/null
+++ b/app/graphql/types/packages/helm/metadata_type.rb
@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+module Types
+  module Packages
+    module Helm
+      # rubocop: disable Graphql/AuthorizeTypes
+      class MetadataType < BaseObject
+        graphql_name 'PackageHelmMetadataType'
+        description 'Represents the contents of a Helm Chart.yml file'
+
+        # Need to be synced with app/validators/json_schemas/helm_metadata.json
+        field :name, GraphQL::Types::String, null: false, description: 'Name of the chart.'
+        field :home, GraphQL::Types::String, null: true, description: 'URL of the home page.'
+        field :sources, [GraphQL::Types::String], null: true, description: 'URLs of the source code for the chart.'
+        field :version, GraphQL::Types::String, null: false, description: 'Version of the chart.'
+        field :description, GraphQL::Types::String, null: true, description: 'Description of the chart.'
+        field :keywords, [GraphQL::Types::String], null: true, description: 'Keywords for the chart.'
+        field :maintainers, [Types::Packages::Helm::MaintainerType], null: true, description: 'Maintainers of the chart.'
+        field :icon, GraphQL::Types::String, null: true, description: 'URL to an SVG or PNG image for the chart.'
+        field :api_version, GraphQL::Types::String, null: false, description: 'API version of the chart.', hash_key: "apiVersion"
+        field :condition, GraphQL::Types::String, null: true, description: 'Condition for the chart.'
+        field :tags, GraphQL::Types::String, null: true, description: 'Tags for the chart.'
+        field :app_version, GraphQL::Types::String, null: true, description: 'App version of the chart.', hash_key: "appVersion"
+        field :deprecated, GraphQL::Types::Boolean, null: true, description: 'Indicates if the chart is deprecated.'
+        field :annotations, GraphQL::Types::JSON, null: true, description: 'Annotations for the chart.' # rubocop:disable Graphql/JSONType
+        field :kube_version, GraphQL::Types::String, null: true, description: 'Kubernetes versions for the chart.', hash_key: "kubeVersion"
+        field :dependencies, [Types::Packages::Helm::DependencyType], null: true, description: 'Dependencies of the chart.'
+        field :type, GraphQL::Types::String, null: true, description: 'Type of the chart.', hash_key: "appVersion"
+      end
+    end
+  end
+end
diff --git a/app/graphql/types/packages/package_file_type.rb b/app/graphql/types/packages/package_file_type.rb
index 8cc0f9b984a..f90a0992bf8 100644
--- a/app/graphql/types/packages/package_file_type.rb
+++ b/app/graphql/types/packages/package_file_type.rb
@@ -27,6 +27,8 @@ module Types
         case object.package.package_type
         when 'conan'
           object.conan_file_metadatum
+        when 'helm'
+          object.helm_file_metadatum
         else
           nil
         end