1 files changed, 70 insertions, 0 deletions
diff --git a/app/graphql/mutations/releases/update.rb b/app/graphql/mutations/releases/update.rb
new file mode 100644
index 00000000000..bf72b907679
--- /dev/null
+++ b/app/graphql/mutations/releases/update.rb
@@ -0,0 +1,70 @@
+# frozen_string_literal: true
+
+module Mutations
+  module Releases
+    class Update < Base
+      graphql_name 'ReleaseUpdate'
+
+      field :release,
+            Types::ReleaseType,
+            null: true,
+            description: 'The release after mutation.'
+
+      argument :tag_name, GraphQL::STRING_TYPE,
+               required: true, as: :tag,
+               description: 'Name of the tag associated with the release'
+
+      argument :name, GraphQL::STRING_TYPE,
+               required: false,
+               description: 'Name of the release'
+
+      argument :description, GraphQL::STRING_TYPE,
+               required: false,
+               description: 'Description (release notes) of the release'
+
+      argument :released_at, Types::TimeType,
+               required: false,
+               description: 'The release date'
+
+      argument :milestones, [GraphQL::STRING_TYPE],
+               required: false,
+               description: 'The title of each milestone the release is associated with. GitLab Premium customers can specify group milestones.'
+
+      authorize :update_release
+
+      def ready?(**args)
+        if args.key?(:released_at) && args[:released_at].nil?
+          raise Gitlab::Graphql::Errors::ArgumentError,
+                'if the releasedAt argument is provided, it cannot be null'
+        end
+
+        if args.key?(:milestones) && args[:milestones].nil?
+          raise Gitlab::Graphql::Errors::ArgumentError,
+                'if the milestones argument is provided, it cannot be null'
+        end
+
+        super
+      end
+
+      def resolve(project_path:, **scalars)
+        project = authorized_find!(full_path: project_path)
+
+        params = scalars.with_indifferent_access
+
+        release_result = ::Releases::UpdateService.new(project, current_user, params).execute
+
+        if release_result[:status] == :success
+          {
+            release: release_result[:release],
+            errors: []
+          }
+        else
+          {
+            release: nil,
+            errors: [release_result[:message]]
+          }
+        end
+      end
+    end
+  end
+end