package gw.rating.rtm.validation
uses java.lang.Comparable
uses gw.rating.rtm.util.MatchOpValidationRange
uses gw.api.system.PCLoggerCategory
uses java.util.List

abstract class RangeMatchOpValidator extends MatchOpValidator{

  construct() {
  }

  override function validate(values : List<Comparable<Object>>) : boolean {
    var a = values.first()
    if(a === null) {
      return  true
    }
    var b = values.last()
    if(b === null) {
      return  true
    }
    if (PCLoggerCategory.RTM.DebugEnabled) {
      PCLoggerCategory.RTM.debug("Comparing range limits in validate: " + a + " verses: " + b)
      PCLoggerCategory.RTM.debug("Will return: " + doCompareRangeLimits(a, b))
    }
    return doCompareRangeLimits(a, b)
  }

  override function validatePair(first : List<Comparable>, second : List<Comparable>) : boolean {
    var range1 = new MatchOpValidationRange(this, first.first(), first.last())
    var range2 = new MatchOpValidationRange(this, second.first(), second.last())
    return !range1.overlapsWith(range2)
  }
  
  abstract function doCompareRangeLimits(min : Comparable, max : Comparable) : boolean
  abstract function doCompare(firstMax : Comparable, secondMin : Comparable) : boolean
}