Function iterSet

codebase/sources/dhtmlxscheduler.js:17900–17958

(iterResult, _rrule, _exrule, _rdate, _exdate, tzid)

    return RRule2;
  }();
  function iterSet(iterResult, _rrule, _exrule, _rdate, _exdate, tzid) {
    var _exdateHash = {};
    var _accept = iterResult.accept;
    function evalExdate(after, before) {
      _exrule.forEach(function(rrule) {
        rrule.between(after, before, true).forEach(function(date) {
          _exdateHash[Number(date)] = true;
        });
      });
    }
    _exdate.forEach(function(date) {
      var zonedDate2 = new DateWithZone(date, tzid).rezonedDate();
      _exdateHash[Number(zonedDate2)] = true;
    });
    iterResult.accept = function(date) {
      var dt = Number(date);
      if (isNaN(dt))
        return _accept.call(this, date);
      if (!_exdateHash[dt]) {
        evalExdate(new Date(dt - 1), new Date(dt + 1));
        if (!_exdateHash[dt]) {
          _exdateHash[dt] = true;
          return _accept.call(this, date);
        }
      }
      return true;
    };
    if (iterResult.method === "between") {
      evalExdate(iterResult.args.after, iterResult.args.before);
      iterResult.accept = function(date) {
        var dt = Number(date);
        if (!_exdateHash[dt]) {
          _exdateHash[dt] = true;
          return _accept.call(this, date);
        }
        return true;
      };
    }
    for (var i = 0; i < _rdate.length; i++) {
      var zonedDate = new DateWithZone(_rdate[i], tzid).rezonedDate();
      if (!iterResult.accept(new Date(zonedDate.getTime())))
        break;
    }
    _rrule.forEach(function(rrule) {
      iter(iterResult, rrule.options);
    });
    var res = iterResult._result;
    sort(res);
    switch (iterResult.method) {
      case "all":
      case "between":
        return res;
      case "before":
        return res.length && res[res.length - 1] || null;
      case "after":
      default:
        return res.length && res[0] || null;
    }