1 files changed, 71 insertions, 0 deletions
diff --git a/lib/gitlab/github_gists_import/representation/gist.rb b/lib/gitlab/github_gists_import/representation/gist.rb
new file mode 100644
index 00000000000..0d309a98f38
--- /dev/null
+++ b/lib/gitlab/github_gists_import/representation/gist.rb
@@ -0,0 +1,71 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module GithubGistsImport
+    module Representation
+      class Gist
+        include Gitlab::GithubImport::Representation::ToHash
+        include Gitlab::GithubImport::Representation::ExposeAttribute
+
+        attr_reader :attributes
+
+        expose_attribute :id, :description, :is_public, :created_at, :updated_at, :files, :git_pull_url
+
+        # Builds a gist from a GitHub API response.
+        #
+        # gist - An instance of `Hash` containing the gist
+        #         details.
+        def self.from_api_response(gist, additional_data = {})
+          hash = {
+            id: gist[:id],
+            description: gist[:description],
+            is_public: gist[:public],
+            files: gist[:files],
+            git_pull_url: gist[:git_pull_url],
+            created_at: gist[:created_at],
+            updated_at: gist[:updated_at]
+          }
+
+          new(hash)
+        end
+
+        # Builds a new gist using a Hash that was built from a JSON payload.
+        def self.from_json_hash(raw_hash)
+          new(Gitlab::GithubImport::Representation.symbolize_hash(raw_hash))
+        end
+
+        # attributes - A hash containing the raw gist details. The keys of this
+        #              Hash (and any nested hashes) must be symbols.
+        def initialize(attributes)
+          @attributes = attributes
+        end
+
+        # Gist description can be an empty string, so we returning nil to use first file
+        # name as a title in such case on snippet creation
+        # Gist description has a limit of 256, while the snippet's title can be up to 255
+        def truncated_title
+          title = description.presence || first_file[:file_name]
+
+          title.truncate(255)
+        end
+
+        def visibility_level
+          is_public ? Gitlab::VisibilityLevel::PUBLIC : Gitlab::VisibilityLevel::PRIVATE
+        end
+
+        def first_file
+          _key, value = files.first
+
+          {
+            file_name: value[:filename],
+            file_content: Gitlab::HTTP.try_get(value[:raw_url])&.body
+          }
+        end
+
+        def github_identifiers
+          { id: id }
+        end
+      end
+    end
+  end
+end