(groovy) Algorithm

1) subString the given name

  def productName = {attrs ->
    def name = attrs.name
    int max = 25

    max = attrs.max
  
    if (name.size() > max) {
      def result = ''
      int length = 0
      def words = name.split()
      
      def preWord
      int lbCount = 0
      
      words.each {word ->
        //length += word.size()
        
        if((preWord?preWord.size()+word.size():word.size())>22||(length+word.size())>35) {
            lbCount++
        }
        
        length += lbCount? 25 : word.size()        
        
        if (length < max) {
          result += "${word} "
        }
        preWord = word
      }
      result = result[0..-2] // trim off trailing space
      return  result += "..."
    } else {
      return name
    }

  }
  
  
  def attrs = [:]
//  attrs.name = "Unbreakable Polycarbonate 10pc. Tumbler Set Assorted"
attrs.name = "Sunpentown Bagless Upright Vacuum Red V8506"

  attrs.max = 40
 println  productName(attrs)