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<?php |
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namespace kalanis\kw_mapper\Mappers\Shared; |
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use kalanis\kw_mapper\Adapters\DataExchange; |
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use kalanis\kw_mapper\Interfaces\IEntryType; |
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use kalanis\kw_mapper\MapperException; |
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use kalanis\kw_mapper\Records; |
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/** |
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* Trait TFileTable |
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* @package kalanis\kw_mapper\Mappers\Shared |
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* Abstract for manipulation with file content as table |
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*/ |
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trait TFileTable |
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{ |
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use TFinder; |
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use TStore; |
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/** @var bool */ |
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protected $orderFromFirst = true; |
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public function orderFromFirst(bool $orderFromFirst = true): self |
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{ |
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$this->orderFromFirst = $orderFromFirst; |
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return $this; |
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} |
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/** |
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* @param Records\ARecord|Records\PageRecord $record |
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* @throws MapperException |
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* @return bool |
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*/ |
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protected function insertRecord(Records\ARecord $record): bool |
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{ |
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$matches = $this->findMatched($record, !empty($this->getPrimaryKeys())); |
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if (!empty($matches)) { // found!!! |
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return false; |
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} |
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// pks |
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$records = array_map([$this, 'toArray'], $this->records); |
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foreach ($this->getPrimaryKeys() as $primaryKey) { |
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$entry = $record->getEntry($primaryKey); |
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if (in_array($entry->getType(), [IEntryType::TYPE_INTEGER, IEntryType::TYPE_FLOAT])) { |
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if (empty($entry->getData())) { |
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$data = empty($records) ? 1 : intval(max(array_column($records, $primaryKey))) + 1 ; |
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$entry->setData($data); |
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} |
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} |
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} |
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$this->records = $this->orderFromFirst ? array_merge($this->records, [$record]) : array_merge([$record], $this->records); |
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return $this->saveSource($this->records); |
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} |
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/** |
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* @param Records\ARecord $object |
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* @return array<string|int, string|int|float|object|array<string|int|float|object>> |
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*/ |
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public function toArray($object) |
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{ |
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$ex = new DataExchange($object); |
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return $ex->export(); |
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} |
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/** |
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* @param Records\ARecord|Records\PageRecord $record |
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* @throws MapperException |
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* @return bool |
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*/ |
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protected function updateRecord(Records\ARecord $record): bool |
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{ |
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$matches = $this->findMatched($record, !empty($this->getPrimaryKeys()), true); |
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if (empty($matches)) { // nothing found |
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return false; |
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} |
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reset($matches); |
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$dataLine = & $this->records[key($matches)]; |
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foreach ($this->getRelations() as $objectKey => $recordKey) { |
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if (in_array($objectKey, $this->getPrimaryKeys())) { |
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continue; // no to change pks |
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} |
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$dataLine->offsetSet($objectKey, $record->offsetGet($objectKey)); |
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} |
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return $this->saveSource($this->records); |
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} |
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/** |
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* @param Records\ARecord|Records\PageRecord $record |
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* @throws MapperException |
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* @return int |
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*/ |
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public function countRecord(Records\ARecord $record): int |
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{ |
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return count($this->findMatched($record)); |
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} |
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/** |
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* @param Records\ARecord|Records\PageRecord $record |
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* @throws MapperException |
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* @return bool |
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*/ |
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protected function loadRecord(Records\ARecord $record): bool |
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{ |
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$matches = $this->findMatched($record); |
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if (empty($matches)) { // nothing found |
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return false; |
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} |
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reset($matches); |
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$dataLine = & $this->records[key($matches)]; |
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foreach ($this->getRelations() as $objectKey => $recordKey) { |
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$entry = $record->getEntry($objectKey); |
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$entry->setData($dataLine->offsetGet($objectKey), true); |
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} |
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return true; |
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} |
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/** |
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* @param Records\ARecord|Records\PageRecord $record |
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* @throws MapperException |
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* @return bool |
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* Scan array and remove items that have set equal values as that in passed record |
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*/ |
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protected function deleteRecord(Records\ARecord $record): bool |
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{ |
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$toDelete = $this->findMatched($record); |
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if (empty($toDelete)) { |
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return false; |
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} |
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// remove matched |
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foreach ($toDelete as $key => $record) { |
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unset($this->records[$key]); |
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} |
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return $this->saveSource($this->records); |
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} |
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/** |
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* @param Records\ARecord $record |
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* @throws MapperException |
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* @return Records\ARecord[] |
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*/ |
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public function loadMultiple(Records\ARecord $record): array |
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{ |
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return array_values($this->findMatched($record)); |
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} |
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} |
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alex-kalanis /
kw_mapper
