module ProjectStatus
  def status
    last_commit.status if last_commit
  end

  def broken?
    last_commit.failed? if last_commit
  end

  def success?
    last_commit.success? if last_commit
  end

  def broken_or_success?
    broken? || success?
  end

  def last_commit
    @last_commit ||= commits.last if commits.any?
  end

  def last_commit_date
    last_commit.try(:created_at)
  end

  def human_status
    status
  end

  # only check for toggling build status within same ref.
  def last_commit_changed_status?
    ref = last_commit.ref
    last_commits = commits.where(ref: ref).last(2)

    if last_commits.size < 2
      false
    else
      last_commits[0].status != last_commits[1].status
    end
  end

  def last_commit_for_ref(ref)
    commits.where(ref: ref).last
  end
end