96 lines
2.9 KiB
Ruby
96 lines
2.9 KiB
Ruby
# frozen_string_literal: true
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# Milestones::TransferService class
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#
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# Used for recreating the missing group milestones at project level when
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# transferring a project to a new namespace
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#
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module Milestones
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class TransferService
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attr_reader :current_user, :old_group, :project
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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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Milestone.transaction do
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milestones_to_transfer.find_each do |milestone|
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new_milestone = find_or_create_milestone(milestone)
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update_issues_milestone(milestone, new_milestone)
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update_merge_requests_milestone(milestone.id, new_milestone&.id)
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delete_milestone_counts_caches(milestone)
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delete_milestone_counts_caches(new_milestone)
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end
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end
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end
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private
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# rubocop: disable CodeReuse/ActiveRecord
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def milestones_to_transfer
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Milestone.from_union([
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group_milestones_applied_to_issues,
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group_milestones_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_milestones_applied_to_issues
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Milestone.joins(:issues)
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.where(
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issues: { project_id: project.id },
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group_id: old_group.self_and_ancestors
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)
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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_milestones_applied_to_merge_requests
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Milestone.joins(:merge_requests)
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.where(
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merge_requests: { target_project_id: project.id },
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group_id: old_group.self_and_ancestors
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)
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end
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# rubocop: enable CodeReuse/ActiveRecord
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def find_or_create_milestone(milestone)
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params = milestone.attributes.slice('title', 'description', 'start_date', 'due_date')
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FindOrCreateService.new(project, current_user, params).execute
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end
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# rubocop: disable CodeReuse/ActiveRecord
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def update_issues_milestone(old_milestone, new_milestone)
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Issue.where(project: project, milestone_id: old_milestone.id)
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.update_all(milestone_id: new_milestone&.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_merge_requests_milestone(old_milestone_id, new_milestone_id)
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MergeRequest.where(project: project, milestone_id: old_milestone_id)
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.update_all(milestone_id: new_milestone_id)
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end
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# rubocop: enable CodeReuse/ActiveRecord
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def delete_milestone_counts_caches(milestone)
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return unless milestone
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Milestones::IssuesCountService.new(milestone).delete_cache
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Milestones::ClosedIssuesCountService.new(milestone).delete_cache
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Milestones::MergeRequestsCountService.new(milestone).delete_cache
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end
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end
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end
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