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<?php

    namespace Inlm\Model;

    use LeanMapper\Entity;
    use LeanMapper\Fluent;
    use LeanMapperQuery;
    use LeanMapperQuery\Query;


    trait TQueryableEntity
    {
        /**
         * Creates base query object
         * @return EntityQuery
         */
        public function query($field)
        {
            return new EntityQuery($this, $field);
        }


        /**
         * Fetchs entities by Query object
         * @return Entity[]
         */
        public function find($field, Query $query)
        {
            $entities = LeanMapperQuery\Entity::queryEntityProperty($this, $field, $query);
            return $this->entityFactory->createCollection($entities);
        }


        /**
         * Fetchs one entity by Query object
         * @return Entity|NULL
         */
        public function findOne($field, Query $query)
        {
            $query->limit(1);
            $entities = LeanMapperQuery\Entity::queryEntityProperty($this, $field, $query);
            if ($entities) {
                return $entities[0];
            }
            return NULL;
        }


        /**
         * Fetchs count by Query object
         * @return int
         */
        public function findCount($field, Query $query)
        {
            return count(LeanMapperQuery\Entity::queryEntityProperty($this, $field, $query));
        }
    }