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<?php |
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/** |
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* Created by PhpStorm. |
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* User: Adi |
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* Date: 2/24/2019 |
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* Time: 6:54 PM |
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*/ |
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namespace Qpdb\QueryBuilder\Abstracts; |
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use Qpdb\PdoWrapper\PdoWrapperService; |
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use Qpdb\QueryBuilder\Dependencies\QueryException; |
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use Qpdb\QueryBuilder\QueryBuild; |
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abstract class AbstractTableDao |
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{ |
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/** |
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* @var string |
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*/ |
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protected $table; |
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/** |
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* @var array |
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*/ |
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protected $primary; |
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/** |
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* @var string |
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*/ |
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protected $orderField; |
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/** |
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* AbstractTableCrud constructor. |
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*/ |
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public function __construct() { |
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$this->table = $this->getTableName(); |
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$this->primary = (array)$this->getPrimaryKey(); |
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$this->orderField = $this->getOrderField(); |
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} |
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/** |
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* @return string |
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*/ |
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abstract protected function getTableName(); |
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/** |
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* @return string|array |
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*/ |
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abstract protected function getPrimaryKey(); |
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/** |
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* @return string |
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*/ |
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abstract protected function getOrderField(); |
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/** |
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* @param $id |
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* @param array $fields |
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* @return array|bool |
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* @throws QueryException |
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*/ |
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public function getRowById( $id, array $fields = [] ) { |
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$conditions = $this->getPrimaryKeyConditions( $id ); |
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$result = QueryBuild::select( $this->table )->fields( $fields ); |
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foreach ( $conditions as $field => $value ) |
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$result->whereEqual( $field, $value ); |
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return $result->first()->execute(); |
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} |
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/** |
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* @param $id |
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* @return array|int|null |
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* @throws QueryException |
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*/ |
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public function deleteRowById( $id ) { |
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$conditions = $this->getPrimaryKeyConditions( $id ); |
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$result = QueryBuild::delete( $this->table ); |
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foreach ( $conditions as $field => $value ) |
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$result->whereEqual( $field, $value ); |
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return $result->execute(); |
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} |
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/** |
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* @param $id |
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* @param array $arrayUpdater |
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* @return array|int|null |
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* @throws \Qpdb\QueryBuilder\Dependencies\QueryException |
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*/ |
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public function updateRowById( $id, array $arrayUpdater ) { |
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$conditions = $this->getPrimaryKeyConditions( $id ); |
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$result = QueryBuild::update( $this->table ); |
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foreach ( $conditions as $field => $value ) |
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$result->whereEqual( $field, $value ); |
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$result->setFieldsByArray( $arrayUpdater ); |
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return $result->execute(); |
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} |
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/** |
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* @param array $arrayValues |
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* @return bool|mixed|\PDOStatement |
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* @throws QueryException |
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*/ |
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public function insertRow( array $arrayValues ) { |
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return QueryBuild::insert( $this->table )->setFieldsByArray( $arrayValues )->execute(); |
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} |
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/** |
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* @param bool $nullToZero |
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* @return null|mixed |
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* @throws QueryException |
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*/ |
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public function getMaxOrder( $nullToZero = false ) { |
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if ( empty( $this->orderField ) ) |
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throw new QueryException( 'Order field is not defined' ); |
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$result = QueryBuild::select( $this->table ) |
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->fieldExpression( "MAX(`{$this->orderField}`)", "max_order_column_alias" ) |
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->first() |
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->column( 'max_order_column_alias' ) |
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->execute(); |
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if ( null === $result && $nullToZero ) { |
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return 0; |
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} |
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return $result; |
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} |
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/** |
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* @param array $updates_ord |
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* @return bool|\PDOStatement |
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* @throws QueryException |
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*/ |
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public function saveOrder( $updates_ord = array() ) { |
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if ( empty( $this->orderField ) ) |
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throw new QueryException( 'Order field is not defined' ); |
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$query = /** @lang text */ |
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"UPDATE `{$this->table}` SET `{$this->orderField}` = CASE `{$this->primary[0]}` \r\n"; |
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foreach ( $updates_ord as $position => $id ) { |
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$pos = $position + 1; |
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$query .= " WHEN '$id' THEN '$pos' \r\n"; |
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} |
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$query .= "ELSE `{$this->orderField}` END"; |
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return PdoWrapperService::getInstance()->query( $query, [] ); |
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} |
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/** |
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* @param mixed |
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* @return array |
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* @throws QueryException |
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*/ |
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protected function getPrimaryKeyConditions( $id ) { |
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$id = (array)$id; |
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if ( count( $this->primary ) !== count( $id ) ) |
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throw new QueryException( 'Invalid primary key', QueryException::QUERY_CRUD_INVALID_PRIMARY ); |
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$conditions = []; |
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foreach ( $this->primary as $index => $key ) |
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$conditions[ $key ] = $id[ $index ]; |
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return $conditions; |
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} |
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} |
adumitru68 /
QueryBuilder
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