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<?php |
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namespace Tarantool\Mapper\Plugin; |
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use Tarantool\Mapper\Entity; |
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use Tarantool\Mapper\Plugin; |
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use Tarantool\Mapper\Space; |
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class Spy extends Plugin |
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{ |
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private $created = []; |
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private $updated = []; |
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private $removed = []; |
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public function beforeCreate(Entity $instance, Space $space) |
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{ |
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$this->created[$this->getKey($instance, $space)] = $instance; |
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} |
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public function beforeUpdate(Entity $instance, Space $space) |
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{ |
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$key = $this->getKey($instance, $space); |
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if (!array_key_exists($key, $this->created)) { |
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$this->updated[$key] = $instance; |
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} |
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} |
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public function beforeRemove(Entity $instance, Space $space) |
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{ |
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$key = $this->getKey($instance, $space); |
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if (array_key_exists($key, $this->created)) { |
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unset($this->created[$key]); |
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return; |
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} |
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if (array_key_exists($key, $this->updated)) { |
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unset($this->updated[$key]); |
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} |
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$this->removed[$key] = $instance; |
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} |
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public function reset() |
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{ |
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$this->created = []; |
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$this->updated = []; |
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$this->removed = []; |
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} |
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private function getKey(Entity $instance, Space $space) |
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{ |
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$key = [$space->getName()]; |
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$format = $space->getFormat(); |
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foreach ($space->getPrimaryIndex()->parts as $part) { |
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$key[] = $instance->{$format[$part[0]]['name']}; |
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} |
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return implode(':', $key); |
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} |
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public function getChanges() |
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{ |
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$result = (object) []; |
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foreach (['created', 'updated', 'removed'] as $action) { |
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$data = []; |
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foreach ($this->$action as $key => $row) { |
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list($space) = explode(':', $key); |
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if (!array_key_exists($space, $data)) { |
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$data[$space] = []; |
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} |
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$data[$space][] = $row; |
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} |
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$result->$action = $data; |
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} |
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return $result; |
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} |
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public function hasChanges() |
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{ |
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return count($this->created) + count($this->updated) + count($this->removed) > 0; |
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} |
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} |
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tarantool-php /
mapper
