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<?php |
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declare(strict_types=1); |
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namespace Cycle\ORM\Command\Special; |
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use Cycle\ORM\Command\CommandInterface; |
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use Cycle\ORM\Command\StoreCommand; |
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use Cycle\ORM\Command\StoreCommandInterface; |
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use Cycle\Database\DatabaseInterface; |
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/** |
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* Wraps multiple commands and merge into one. |
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*/ |
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final class MergeCommand implements CommandInterface, \IteratorAggregate, \Countable |
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{ |
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private StoreCommandInterface $primary; |
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/** @var CommandInterface[] */ |
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private array $commands = []; |
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/** |
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* @param StoreCommandInterface $primary |
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*/ |
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public function __construct(CommandInterface $primary) |
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{ |
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if ($primary instanceof Sequence || $primary instanceof self) { |
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$primary = $primary->getPrimaryCommand(); |
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} |
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if (!$primary instanceof StoreCommandInterface) { |
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throw new \InvalidArgumentException(\sprintf( |
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'Parameter `$primary` must be instance of %s.', |
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StoreCommandInterface::class, |
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)); |
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} |
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$this->primary = $primary; |
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} |
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public function getPrimaryCommand(): StoreCommandInterface |
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{ |
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return $this->primary; |
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} |
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public function isExecuted(): bool |
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{ |
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return $this->primary->isExecuted(); |
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} |
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public function isReady(): bool |
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{ |
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return $this->primary->isReady(); |
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} |
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public function addCommand(StoreCommandInterface $command): void |
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{ |
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$this->commands[] = $command; |
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} |
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/** |
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* Get array of underlying commands. |
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* |
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* @return CommandInterface[] |
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*/ |
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public function getCommands(): array |
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{ |
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return $this->commands; |
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} |
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public function getIterator(): \Generator |
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{ |
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// Build primary command |
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foreach ($this->commands as $command) { |
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if (!$command instanceof StoreCommand || $command->getDatabase() !== $this->primary->getDatabase()) { |
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continue; |
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} |
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foreach ($command->getStoreData() as $column => $value) { |
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$this->primary->registerColumn($column, $value); |
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} |
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$command->setDatabase(null); |
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} |
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yield $this->primary; |
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yield from $this->commands; |
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} |
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public function count(): int |
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{ |
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return \count($this->commands); |
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} |
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public function execute(): void |
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{ |
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// nothing |
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} |
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public function getDatabase(): ?DatabaseInterface |
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{ |
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return $this->primary->getDatabase(); |
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} |
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} |
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cycle /
orm
