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<?php

    namespace Inlm\Model;

    use LeanMapper\Entity;
    use LeanMapper\Filtering;
    use LeanMapper;


    trait TEntityRowValue
    {
        /**
         * @param  string
         * @param  scalar
         * @see http://forum.dibiphp.com/cs/14592-lean-mapper-tenke-orm-nad-dibi?p=3#p105515
         */
        public function setRowValue($field, $value)
        {
            $property = $this->getCurrentReflection()->getEntityProperty($field);

            if (
                $property !== NULL &&
                $property->hasRelationship() &&
                ($property->getRelationship() instanceof LeanMapper\Relationship\HasOne)
            ) {
                if ($value === NULL && !$property->isNullable()) {
                    throw new LeanMapper\Exception\InvalidArgumentException("Property '$field' is not nullable.");

                } elseif (!is_scalar($value) && $value !== NULL) {
                    throw new LeanMapper\Exception\InvalidArgumentException("Value for property '$field' must be scalar or NULL, " . gettype($value) . " given");
                }
                $relationship = $property->getRelationship();
                $this->row->{$relationship->getColumnReferencingTargetTable()} = $value;
                $this->row->cleanReferencedRowsCache($relationship->getTargetTable(), $relationship->getColumnReferencingTargetTable());

            } else {
                throw new LeanMapper\Exception\InvalidArgumentException("Property '$field' has not HasOne relationship.");
            }
        }


        /**
         * @param  string
         * @return scalar
         */
        public function getRowValue($field)
        {
            $property = $this->getCurrentReflection()->getEntityProperty($field);

            if ($property !== NULL && $property->hasRelationship() && ($property->getRelationship() instanceof \LeanMapper\Relationship\HasOne)) {
                return $this->row->{$property->getColumn()};// TODO: ?? $relationshop->getColumnReferencingTargetTable()
            }

            throw new LeanMapper\Exception\InvalidArgumentException("Property '$field' has not HasOne relationship.");
        }
    }