gitlab-org--gitlab-foss/app/services/merge_requests/update_assignees_service.rb

60 lines
2.2 KiB
Ruby

# frozen_string_literal: true
module MergeRequests
class UpdateAssigneesService < UpdateService
# a stripped down service that only does what it must to update the
# assignees, and knows that it does not have to check for other updates.
# This saves a lot of queries for irrelevant things that cannot possibly
# change in the execution of this service.
def execute(merge_request)
return merge_request unless current_user&.can?(:update_merge_request, merge_request)
old_assignees = merge_request.assignees.to_a
old_ids = old_assignees.map(&:id)
new_ids = new_user_ids(merge_request, update_attrs[:assignee_ids], :assignees)
return merge_request if merge_request.errors.any?
return merge_request if new_ids.size != update_attrs[:assignee_ids].size
return merge_request if old_ids.to_set == new_ids.to_set # no-change
attrs = update_attrs.merge(assignee_ids: new_ids)
# We now have assignees validation on merge request
# If we use an update with bang, it will explode,
# instead we need to check if its valid then return if its not valid.
if Feature.enabled?(:limit_assignees_per_issuable)
merge_request.update(**attrs)
return merge_request unless merge_request.valid?
else
merge_request.update!(**attrs)
end
# Defer the more expensive operations (handle_assignee_changes) to the background
MergeRequests::HandleAssigneesChangeService
.new(project: project, current_user: current_user)
.async_execute(merge_request, old_assignees, execute_hooks: true)
merge_request
end
private
def assignee_ids
filter_sentinel_values(params.fetch(:assignee_ids)).first(1)
end
def params
ps = super
# allow either assignee_id or assignee_ids, preferring assignee_id if passed.
{ assignee_ids: ps.key?(:assignee_id) ? Array.wrap(ps[:assignee_id]) : ps[:assignee_ids] }
end
def update_attrs
@attrs ||= { updated_at: Time.current, updated_by: current_user, assignee_ids: assignee_ids }
end
end
end
MergeRequests::UpdateAssigneesService.prepend_mod_with('MergeRequests::UpdateAssigneesService')