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duplicate_service.rb « issues « services « app - gitlab.com/gitlab-org/gitlab-foss.git - Unnamed repository; edit this file 'description' to name the repository.
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# frozen_string_literal: true

module Issues
  class DuplicateService < Issues::BaseService
    # TODO: this is to be removed once we get to rename the IssuableBaseService project param to container
    def initialize(container:, current_user: nil, params: {})
      super(project: container, current_user: current_user, params: params)
    end

    def execute(duplicate_issue, canonical_issue)
      return if canonical_issue == duplicate_issue
      return unless can?(current_user, :update_issue, duplicate_issue)
      return unless can?(current_user, :create_note, canonical_issue)

      create_issue_duplicate_note(duplicate_issue, canonical_issue)
      create_issue_canonical_note(canonical_issue, duplicate_issue)

      close_service.new(container: project, current_user: current_user).execute(duplicate_issue)
      duplicate_issue.update(duplicated_to: canonical_issue)

      relate_two_issues(duplicate_issue, canonical_issue)
    end

    private

    def create_issue_duplicate_note(duplicate_issue, canonical_issue)
      SystemNoteService.mark_duplicate_issue(duplicate_issue, duplicate_issue.project, current_user, canonical_issue)
    end

    def create_issue_canonical_note(canonical_issue, duplicate_issue)
      SystemNoteService.mark_canonical_issue_of_duplicate(canonical_issue, canonical_issue.project, current_user, duplicate_issue)
    end

    def relate_two_issues(duplicate_issue, canonical_issue)
      params = { target_issuable: canonical_issue }

      IssueLinks::CreateService.new(duplicate_issue, current_user, params).execute
    end
  end
end