107 lines
4 KiB
Ruby
107 lines
4 KiB
Ruby
# frozen_string_literal: true
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# Labels::TransferService class
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#
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# User for recreate the missing group labels at project level
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#
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module Labels
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class TransferService
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def initialize(current_user, old_group, project)
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@current_user = current_user
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@old_group = old_group
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@project = project
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end
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def execute
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return unless old_group.present?
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# rubocop: disable CodeReuse/ActiveRecord
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link_ids = group_labels_applied_to_issues.pluck("label_links.id") +
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group_labels_applied_to_merge_requests.pluck("label_links.id")
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# rubocop: disable CodeReuse/ActiveRecord
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Label.transaction do
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labels_to_transfer.find_each do |label|
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new_label_id = find_or_create_label!(label)
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next if new_label_id == label.id
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update_label_links(link_ids, old_label_id: label.id, new_label_id: new_label_id)
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update_label_priorities(old_label_id: label.id, new_label_id: new_label_id)
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end
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end
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end
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private
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attr_reader :current_user, :old_group, :project
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# rubocop: disable CodeReuse/ActiveRecord
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def labels_to_transfer
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Label
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.from_union([
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group_labels_applied_to_issues,
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group_labels_applied_to_merge_requests
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])
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.reorder(nil)
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.distinct
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end
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# rubocop: enable CodeReuse/ActiveRecord
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# rubocop: disable CodeReuse/ActiveRecord
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def group_labels_applied_to_issues
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@labels_applied_to_issues ||= if use_optimized_group_labels_query?
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Label.joins(:issues)
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.joins("INNER JOIN namespaces on namespaces.id = labels.group_id AND namespaces.type = 'Group'" )
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.where(issues: { project_id: project.id }).reorder(nil)
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else
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Label.joins(:issues).where(
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issues: { project_id: project.id },
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labels: { group_id: old_group.self_and_ancestors }
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)
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end
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end
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# rubocop: enable CodeReuse/ActiveRecord
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# rubocop: disable CodeReuse/ActiveRecord
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def group_labels_applied_to_merge_requests
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@labels_applied_to_mrs ||= if use_optimized_group_labels_query?
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Label.joins(:merge_requests)
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.joins("INNER JOIN namespaces on namespaces.id = labels.group_id AND namespaces.type = 'Group'" )
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.where(merge_requests: { target_project_id: project.id }).reorder(nil)
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else
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Label.joins(:merge_requests)
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.where(
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merge_requests: { target_project_id: project.id },
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labels: { group_id: old_group.self_and_ancestors }
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)
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end
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end
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# rubocop: enable CodeReuse/ActiveRecord
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def find_or_create_label!(label)
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params = label.attributes.slice('title', 'description', 'color')
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new_label = FindOrCreateService.new(current_user, project, params.merge(include_ancestor_groups: true)).execute
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new_label.id
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end
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# rubocop: disable CodeReuse/ActiveRecord
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def update_label_links(link_ids, old_label_id:, new_label_id:)
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LabelLink.where(id: link_ids, label_id: old_label_id)
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.update_all(label_id: new_label_id)
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end
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# rubocop: enable CodeReuse/ActiveRecord
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# rubocop: disable CodeReuse/ActiveRecord
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def update_label_priorities(old_label_id:, new_label_id:)
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LabelPriority.where(project_id: project.id, label_id: old_label_id)
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.update_all(label_id: new_label_id)
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end
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# rubocop: enable CodeReuse/ActiveRecord
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def use_optimized_group_labels_query?
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Feature.enabled?(:use_optimized_group_labels_query, project.root_namespace, default_enabled: :yaml)
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end
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end
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end
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