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# frozen_string_literal: true
module Issuable
module Clone
class AttributesRewriter < ::Issuable::Clone::BaseService
def initialize(current_user, original_entity, new_entity)
@current_user = current_user
@original_entity = original_entity
@new_entity = new_entity
end
def execute
new_entity.update(milestone: cloneable_milestone, labels: cloneable_labels)
copy_resource_label_events
end
private
def cloneable_milestone
return unless new_entity.supports_milestone?
title = original_entity.milestone&.title
return unless title
params = { title: title, project_ids: new_entity.project&.id, group_ids: group&.id }
milestones = MilestonesFinder.new(params).execute
milestones.first
end
def cloneable_labels
params = {
project_id: new_entity.project&.id,
group_id: group&.id,
title: original_entity.labels.select(:title),
include_ancestor_groups: true
}
params[:only_group_labels] = true if new_parent.is_a?(Group)
LabelsFinder.new(current_user, params).execute
end
def copy_resource_label_events
original_entity.resource_label_events.find_in_batches do |batch|
events = batch.map do |event|
entity_key = new_entity.is_a?(Issue) ? 'issue_id' : 'epic_id'
# rubocop: disable CodeReuse/ActiveRecord
event.attributes
.except('id', 'reference', 'reference_html')
.merge(entity_key => new_entity.id, 'action' => ResourceLabelEvent.actions[event.action])
# rubocop: enable CodeReuse/ActiveRecord
end
Gitlab::Database.bulk_insert(ResourceLabelEvent.table_name, events)
end
end
def entity_key
new_entity.class.name.parameterize('_').foreign_key
end
end
end
end
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