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<?php |
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/** |
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* @category Brownie/BpmOnline |
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* @author Brownie <[email protected]> |
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* @license https://opensource.org/licenses/MIT |
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*/ |
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namespace Brownie\BpmOnline\DataService\Contract; |
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use Brownie\BpmOnline\DataService\Column\ColumnExpression; |
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use Brownie\BpmOnline\DataService\Contract; |
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use Brownie\BpmOnline\DataService\Column\ColumnFilter; |
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use Brownie\BpmOnline\Exception\ValidateException; |
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/** |
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* SelectContract Data Contract. |
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*/ |
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class SelectContract extends Contract |
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{ |
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/** |
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* A collection of columns for readable records. |
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* |
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* @var array |
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*/ |
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private $columns = []; |
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/** |
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* Column filter. |
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* |
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* @var ColumnFilter |
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*/ |
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private $filter = null; |
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/** |
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* Flag of selection of all columns. |
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* |
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* @var bool |
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*/ |
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private $isAllColumns = false; |
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/** |
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* Flag of pagination. |
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* |
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* @var bool |
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*/ |
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private $isPageable = false; |
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/** |
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* Flag of uniqueness. |
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* |
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* @var bool |
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*/ |
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private $isDistinct = false; |
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/** |
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* Number of records selected. |
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* |
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* @var int |
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*/ |
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private $rowCount = -1; |
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/** |
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* Sets the input values. |
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* |
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* @param string $rootSchemaName The name of the root schema object. |
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*/ |
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public function __construct($rootSchemaName) |
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{ |
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parent::__construct([ |
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'rootSchemaName' => $rootSchemaName, |
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'operationType' => Contract::SELECT, |
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'contractType' => Contract::SELECT_QUERY, |
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]); |
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} |
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/** |
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* Sets the flag for selecting all columns. |
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* Returns the current object. |
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* |
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* @param bool $isAllColumns Flag of selection of all columns. |
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* |
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* @return self |
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*/ |
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public function setIsAllColumns($isAllColumns) |
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{ |
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$this->isAllColumns = (bool)$isAllColumns; |
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return $this; |
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} |
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/** |
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* Returns the flag for selecting all columns. |
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* |
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* @return bool |
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*/ |
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private function isAllColumns() |
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{ |
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return $this->isAllColumns; |
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} |
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/** |
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* Sets the pagination flag. |
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* Returns the current object. |
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* |
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* @param bool $isPageable Flag of pagination. |
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* |
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* @return self |
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*/ |
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public function setIsPageable($isPageable) |
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{ |
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$this->isPageable = $isPageable; |
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return $this; |
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} |
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/** |
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* Returns the pagination attribute. |
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* |
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* @return bool |
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*/ |
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private function isPageable() |
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{ |
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return $this->isPageable; |
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} |
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/** |
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* Sets flag of uniqueness. |
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* Returns the current object. |
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* |
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* @param bool $isDistinct Flag of uniqueness. |
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* |
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* @return self |
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*/ |
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public function setIsDistinct($isDistinct) |
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{ |
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$this->isDistinct = $isDistinct; |
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return $this; |
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} |
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/** |
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* Returns flag of uniqueness. |
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* |
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* @return bool |
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*/ |
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private function isDistinct() |
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{ |
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return $this->isDistinct; |
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} |
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/** |
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* Sets number of records selected. |
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* Returns the current object. |
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* |
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* @param int $rowCount Number of records selected. |
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* |
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* @return self |
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*/ |
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public function setRowCount($rowCount) |
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{ |
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$this->rowCount = $rowCount; |
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return $this; |
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} |
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/** |
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* Return number of records selected. |
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* |
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* @return int |
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*/ |
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private function getRowCount() |
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{ |
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return $this->rowCount; |
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} |
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/** |
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* Adding a query expression to a contract. |
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* Returns the current object. |
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* |
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* @param string $name Column name. |
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* @param string $orderDirection The sort order. |
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* @param int $orderPosition Column position. |
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* @param string $caption Headline. |
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* @param ColumnExpression $columnExpression Query expression to the schema object. |
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* |
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* @return self |
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*/ |
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public function addColumn($name, $orderDirection, $orderPosition, $caption, ColumnExpression $columnExpression) |
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{ |
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$this->columns[$name] = [ |
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'OrderDirection' => $orderDirection, |
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'OrderPosition' => $orderPosition, |
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'Caption' => $caption, |
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'Expression' => $columnExpression, |
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]; |
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return $this; |
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} |
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/** |
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* Adding query filter to contract. |
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* |
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* @param ColumnFilter $columnFilter Column filter. |
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* |
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* @return self |
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*/ |
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public function addFilter(ColumnFilter $columnFilter) |
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{ |
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$this->filter = $columnFilter; |
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return $this; |
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} |
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/** |
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* Returns data as an associative array. |
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* |
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* @return array |
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*/ |
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public function toArray() |
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{ |
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$columns = []; |
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foreach ($this->columns as $name => $columnData) { |
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$columns[$name] = [ |
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'OrderDirection' => $columnData['OrderDirection'], |
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'OrderPosition' => $columnData['OrderPosition'], |
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'Caption' => $columnData['Caption'], |
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'Expression' => $columnData['Expression']->toArray(), |
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]; |
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} |
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$data = [ |
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'RootSchemaName' => $this->getRootSchemaName(), |
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'OperationType' => $this->getOperationType(), |
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'Columns' => [ |
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'Items' => $columns |
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], |
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'AllColumns' => $this->isAllColumns(), |
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/* |
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'ServerESQCacheParameters' => [ |
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'CacheLevel' => 0, |
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'CacheGroup' => '', |
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'CacheItemName' => '', |
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], |
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*/ |
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'IsPageable' => $this->isPageable(), |
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'IsDistinct' => $this->isDistinct(), |
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'RowCount' => $this->getRowCount(), |
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//'ConditionalValues' => null, |
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//'IsHierarchical' => false, |
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//'HierarchicalMaxDepth' => 0, |
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//'HierarchicalColumnName' => '', |
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//'HierarchicalColumnValue' => '', |
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]; |
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if (!empty($this->filter)) { |
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$data['Filters'] = $this->filter->toArray(); |
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} |
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return $data; |
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} |
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/** |
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* Validates contract data, throws an exception in case of an error. |
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*/ |
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public function validate() |
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{ |
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if (0 != $this->getOperationType()) { |
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throw new ValidateException('Invalid contract arguments.'); |
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} |
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} |
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} |
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