88 lines
2.7 KiB
Ruby
88 lines
2.7 KiB
Ruby
# frozen_string_literal: true
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module Milestones
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class PromoteService < Milestones::BaseService
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PromoteMilestoneError = Class.new(StandardError)
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def execute(milestone)
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check_project_milestone!(milestone)
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Milestone.transaction do
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group_milestone = clone_project_milestone(milestone)
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move_children_to_group_milestone(group_milestone)
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# Destroy all milestones with same title across projects
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destroy_old_milestones(milestone)
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# Rollback if milestone is not valid
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unless group_milestone.valid?
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raise_error(group_milestone.errors.full_messages.to_sentence)
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end
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group_milestone
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end
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end
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private
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def milestone_ids_for_merge(group_milestone)
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# Pluck need to be used here instead of select so the array of ids
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# is persistent after old milestones gets deleted.
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@milestone_ids_for_merge ||= begin
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search_params = { title: group_milestone.title, project_ids: group_project_ids, state: 'all' }
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milestones = MilestonesFinder.new(search_params).execute
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milestones.pluck(:id)
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end
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end
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def move_children_to_group_milestone(group_milestone)
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milestone_ids_for_merge(group_milestone).in_groups_of(100, false) do |milestone_ids|
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update_children(group_milestone, milestone_ids)
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end
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end
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def check_project_milestone!(milestone)
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raise_error('Only project milestones can be promoted.') unless milestone.project_milestone?
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end
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def clone_project_milestone(milestone)
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params = milestone.slice(:title, :description, :start_date, :due_date, :state_event)
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create_service = CreateService.new(group, current_user, params)
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milestone = create_service.execute
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# milestone won't be valid here because of duplicated title
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milestone.save(validate: false)
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milestone
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end
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def update_children(group_milestone, milestone_ids)
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issues = Issue.where(project_id: group_project_ids, milestone_id: milestone_ids)
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merge_requests = MergeRequest.where(source_project_id: group_project_ids, milestone_id: milestone_ids)
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[issues, merge_requests].each do |issuable_collection|
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issuable_collection.update_all(milestone_id: group_milestone.id)
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end
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end
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def group
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@group ||= parent.group || raise_error('Project does not belong to a group.')
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end
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def destroy_old_milestones(milestone)
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Milestone.where(id: milestone_ids_for_merge(milestone)).destroy_all
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end
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def group_project_ids
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@group_project_ids ||= group.projects.pluck(:id)
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end
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def raise_error(message)
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raise PromoteMilestoneError, "Promotion failed - #{message}"
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end
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end
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end
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