83 lines
2.6 KiB
Ruby
83 lines
2.6 KiB
Ruby
# Labels::TransferService class
|
|
#
|
|
# User for recreate the missing group labels at project level
|
|
#
|
|
module Labels
|
|
class TransferService
|
|
def initialize(current_user, old_group, project)
|
|
@current_user = current_user
|
|
@old_group = old_group
|
|
@project = project
|
|
end
|
|
|
|
def execute
|
|
return unless old_group.present?
|
|
|
|
Label.transaction do
|
|
labels_to_transfer.find_each do |label|
|
|
new_label_id = find_or_create_label!(label)
|
|
|
|
next if new_label_id == label.id
|
|
|
|
update_label_links(group_labels_applied_to_issues, old_label_id: label.id, new_label_id: new_label_id)
|
|
update_label_links(group_labels_applied_to_merge_requests, old_label_id: label.id, new_label_id: new_label_id)
|
|
update_label_priorities(old_label_id: label.id, new_label_id: new_label_id)
|
|
end
|
|
end
|
|
end
|
|
|
|
private
|
|
|
|
attr_reader :current_user, :old_group, :project
|
|
|
|
def labels_to_transfer
|
|
label_ids = []
|
|
label_ids << group_labels_applied_to_issues.select(:id)
|
|
label_ids << group_labels_applied_to_merge_requests.select(:id)
|
|
|
|
union = Gitlab::SQL::Union.new(label_ids)
|
|
|
|
Label.where("labels.id IN (#{union.to_sql})").reorder(nil).uniq # rubocop:disable GitlabSecurity/SqlInjection
|
|
end
|
|
|
|
def group_labels_applied_to_issues
|
|
Label.joins(:issues)
|
|
.where(
|
|
issues: { project_id: project.id },
|
|
labels: { type: 'GroupLabel', group_id: old_group.id }
|
|
)
|
|
end
|
|
|
|
def group_labels_applied_to_merge_requests
|
|
Label.joins(:merge_requests)
|
|
.where(
|
|
merge_requests: { target_project_id: project.id },
|
|
labels: { type: 'GroupLabel', group_id: old_group.id }
|
|
)
|
|
end
|
|
|
|
def find_or_create_label!(label)
|
|
params = label.attributes.slice('title', 'description', 'color')
|
|
new_label = FindOrCreateService.new(current_user, project, params).execute
|
|
|
|
new_label.id
|
|
end
|
|
|
|
def update_label_links(labels, old_label_id:, new_label_id:)
|
|
# use 'labels' relation to get label_link ids only of issues/MRs
|
|
# in the project being transferred.
|
|
# IDs are fetched in a separate query because MySQL doesn't
|
|
# allow referring of 'label_links' table in UPDATE query:
|
|
# https://gitlab.com/gitlab-org/gitlab-ce/-/jobs/62435068
|
|
link_ids = labels.pluck('label_links.id')
|
|
|
|
LabelLink.where(id: link_ids, label_id: old_label_id)
|
|
.update_all(label_id: new_label_id)
|
|
end
|
|
|
|
def update_label_priorities(old_label_id:, new_label_id:)
|
|
LabelPriority.where(project_id: project.id, label_id: old_label_id)
|
|
.update_all(label_id: new_label_id)
|
|
end
|
|
end
|
|
end
|