1 files changed, 68 insertions, 0 deletions
diff --git a/lib/gitlab/bitbucket_import/importers/issue_importer.rb b/lib/gitlab/bitbucket_import/importers/issue_importer.rb
new file mode 100644
index 00000000000..2c3be67eabc
--- /dev/null
+++ b/lib/gitlab/bitbucket_import/importers/issue_importer.rb
@@ -0,0 +1,68 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module BitbucketImport
+    module Importers
+      class IssueImporter
+        include Loggable
+        include ErrorTracking
+
+        def initialize(project, hash)
+          @project = project
+          @formatter = Gitlab::ImportFormatter.new
+          @user_finder = UserFinder.new(project)
+          @object = hash.with_indifferent_access
+        end
+
+        def execute
+          log_info(import_stage: 'import_issue', message: 'starting', iid: object[:iid])
+
+          description = ''
+          description += author_line
+          description += object[:description] if object[:description]
+
+          milestone = object[:milestone] ? project.milestones.find_or_create_by(title: object[:milestone]) : nil # rubocop: disable CodeReuse/ActiveRecord
+
+          attributes = {
+            iid: object[:iid],
+            title: object[:title],
+            description: description,
+            state_id: Issue.available_states[object[:state]],
+            author_id: author_id,
+            assignee_ids: [author_id],
+            namespace_id: project.project_namespace_id,
+            milestone: milestone,
+            work_item_type_id: object[:issue_type_id],
+            label_ids: [object[:label_id]].compact,
+            created_at: object[:created_at],
+            updated_at: object[:updated_at]
+          }
+
+          project.issues.create!(attributes)
+
+          log_info(import_stage: 'import_issue', message: 'finished', iid: object[:iid])
+        rescue StandardError => e
+          track_import_failure!(project, exception: e)
+        end
+
+        private
+
+        attr_reader :object, :project, :formatter, :user_finder
+
+        def author_line
+          return '' if find_user_id
+
+          formatter.author_line(object[:author])
+        end
+
+        def find_user_id
+          user_finder.find_user_id(object[:author])
+        end
+
+        def author_id
+          user_finder.gitlab_user_id(project, object[:author])
+        end
+      end
+    end
+  end
+end