private function addOrUpdatePersonTimeSlots($personId, $slotdate, $slotvalue){
$slot = $this->getSlotfromCT($slotdate);
if($slot === null){
return;
}
$slotdatestr = $slotdate->format('Y-m-d');
$conditions = array('person_id=? AND DATE(slotdate)=?', $personId, $slotdatestr);
$result = \Persontimeslot::find('all', array('conditions' => $conditions));
$rec===null;
if(count($result) > 0){
$rec = $result[0];
//$rec = \Persontimeslot::find($result[0]->id);
}
if($rec===null){
$attributes = array('person_id' => $personId
,'slotdate' => $slotdate);
$rec = \Persontimeslot::create($attributes);
}
$oldvalue = (is_null($rec->$slot))?0:$rec->$slot;
$newvalue = $oldvalue + $slotvalue;
if($newvalue <= 0) $newvalue = null;
$attributes = array($slot => $newvalue);
$rec->update_attributes($attributes);
}
