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<?php |
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namespace kalanis\kw_connect\arrays; |
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use kalanis\kw_connect\core\AConnector; |
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use kalanis\kw_connect\core\ConnectException; |
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use kalanis\kw_connect\core\Interfaces\IFilterFactory; |
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use kalanis\kw_connect\core\Interfaces\IFilterSubs; |
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use kalanis\kw_connect\core\Interfaces\IIterableConnector; |
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use kalanis\kw_connect\core\Interfaces\IOrder; |
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use kalanis\kw_connect\core\Interfaces\IRow; |
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use kalanis\kw_connect\core\Rows\SimpleArrayRow; |
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/** |
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* Class Connector |
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* @package kalanis\kw_connect\arrays |
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* For likes there is a column finder in search mapper. |
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* So it's possible to map children for sorting and filtering. |
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*/ |
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class Connector extends AConnector implements IIterableConnector |
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{ |
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/** @var string|int|null */ |
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protected $primaryKey = null; |
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/** @var array<int|string, array<int|string, string|int|float|bool|null>> */ |
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protected array $dataSource = []; |
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/** @var array<int, array<string>> */ |
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protected array $ordering = []; |
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/** @var array<string|int|bool|SimpleArrayRow> */ |
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protected array $filteredData = []; |
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protected string $sortDirection = IOrder::ORDER_ASC; |
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/** @var array<string|int> */ |
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protected array $filtering = []; |
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protected ?int $offset = null; |
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protected ?int $limit = null; |
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/** |
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* @param array<int|string, array<int|string, string|int|float|bool|null>> $source |
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* @param string|null $primaryKey |
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*/ |
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public function __construct(array $source, ?string $primaryKey = null) |
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{ |
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$this->dataSource = $source; |
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$this->primaryKey = $primaryKey; |
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} |
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/** |
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* @param string $colName |
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* @param string $filterType |
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* @param string|int $value cannot use array from range |
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*/ |
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public function setFiltering(string $colName, string $filterType, $value): void |
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{ |
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$this->filtering[] = [$filterType, $colName, $value]; |
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} |
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/** |
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* @param array<IRow> $data |
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* @return FilteringArrays |
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*/ |
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protected function getFiltered(&$data) |
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{ |
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return new FilteringArrays($data); |
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} |
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/** |
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* @param array<int|string, string|int|float|bool|null> $data |
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* @return IRow |
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*/ |
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public function getTranslated($data): IRow |
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{ |
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return new SimpleArrayRow($data); |
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} |
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public function setOrdering(string $colName, string $direction): void |
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{ |
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$this->ordering[] = [$colName, $direction]; |
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} |
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public function setPagination(?int $offset, ?int $limit): void |
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{ |
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$this->offset = $offset; |
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$this->limit = $limit; |
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} |
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public function getTotalCount(): int |
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{ |
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if (empty($this->dataSource)) { |
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return 0; |
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} |
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if (empty($this->filteredData)) { |
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$this->fetchData(); |
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} |
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return count($this->filteredData); |
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} |
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public function fetchData(): void |
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{ |
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$this->parseData(); |
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} |
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/** |
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* @throws ConnectException |
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*/ |
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protected function parseData(): void |
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{ |
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$translated = array_map([$this, 'getTranslated'], $this->dataSource); |
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$filtered = $this->getFiltered($translated); |
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foreach (array_reverse($this->filtering) as list($filterType, $columnName, $value)) { |
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$type = $this->getFilterFactory()->getFilter($filterType); |
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if ($type instanceof IFilterSubs) { |
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$type->addFilterFactory($this->getFilterFactory()); |
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} |
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$type->setDataSource($filtered); |
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$type->setFiltering($columnName, $value); |
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$filtered = $type->getDataSource(); |
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} |
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foreach (array_reverse($this->ordering) as list($columnName, $direction)) { |
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$toSort = $this->indexedArray($filtered, $columnName); |
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if (IOrder::ORDER_ASC == $direction) { |
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asort($toSort); |
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} else { |
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arsort($toSort); |
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} |
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$this->putItBack($filtered, $toSort); |
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} |
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$this->filteredData = $filtered->getArray(); |
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$this->translatedData = array_slice($filtered->getArray(), intval($this->offset), $this->limit); |
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if (!empty($this->primaryKey)) { |
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$translatedData = array_combine(array_map([$this, 'rowsPk'], $this->translatedData), $this->translatedData); |
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if (false !== $translatedData) { |
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$this->translatedData = $translatedData; |
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} |
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} |
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} |
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/** |
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* @param IRow $row |
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* @throws ConnectException |
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* @return string |
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*/ |
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public function rowsPk(IRow $row): string |
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{ |
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return strval($row->getValue($this->primaryKey)); |
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} |
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/** |
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* @param FilteringArrays $filtered |
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* @param string $columnName |
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* @throws ConnectException |
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* @return array<string|int, int|string|float|bool|null> |
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*/ |
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protected function indexedArray(FilteringArrays $filtered, string $columnName): array |
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{ |
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$result = []; |
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foreach ($filtered->getArray() as $index => $item) { |
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/** @var IRow $item */ |
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$result[$index] = $item->getValue($columnName); |
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} |
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return $result; |
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} |
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/** |
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* @param FilteringArrays $filtered |
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* @param array<string|int, int|string|float|bool|null> $sorted |
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*/ |
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protected function putItBack(FilteringArrays $filtered, array $sorted): void |
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{ |
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$finalArray = []; |
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foreach ($sorted as $key => $item) { |
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$finalArray[$key] = $filtered->offsetGet($key); |
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} |
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$filtered->setArray($finalArray); |
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} |
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public function getFilterFactory(): IFilterFactory |
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{ |
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return Filters\Factory::getInstance(); |
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} |
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} |
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alex-kalanis /
kw_connect
