module Nin
  class ItemPresenter < SimpleDelegator
    def call
      sprintf("%d\t%s\t%s   \t%s %s",
              id, completed, date, desc, tags).gsub('  ', ' ')
    end

    private

    def desc
      if self.archived?
        self.desc.yellow
      elsif self.completed?
        self.desc.white
      else
        self.desc
      end
    end

    def completed
      if self.completed?
        '[x]'.green
      else
        '[ ]'
      end
    end

    def date
      case self.date
      when Date.today.to_s
        '@today'.bold
      when Date.today.succ.to_s
        '@tomorrow'
      when Date.today.prev_day.to_s
        '@yesterday'.magenta
      else
        if self.due?
          ('@' << self.date).magenta
        else
          '@' << self.date
        end
      end.cyan
    end

    def tags
      self.tags.map { |tag| tag.dup.prepend('#') }.join(' ').blue
    end
  end
end