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<?php |
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declare(strict_types=1); |
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namespace Sirius\Orm; |
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use Sirius\Orm\Collection\Collection; |
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use Sirius\Orm\Collection\PaginatedCollection; |
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use Sirius\Sql\Bindings; |
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use Sirius\Sql\Select; |
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class Query extends Select |
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{ |
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/** |
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* @var Orm |
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*/ |
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protected $orm; |
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/** |
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* @var Mapper |
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*/ |
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protected $mapper; |
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/** |
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* @var array |
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*/ |
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protected $load = []; |
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/** |
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* @var array |
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*/ |
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protected $guards = []; |
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/** |
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* @var array |
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*/ |
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protected $scopes = []; |
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public function __construct(Mapper $mapper, Bindings $bindings = null, string $indent = '') |
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{ |
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parent::__construct($mapper->getReadConnection(), $bindings, $indent); |
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$this->mapper = $mapper; |
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$this->from($this->mapper->getTableReference()); |
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$this->resetColumns(); |
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$this->columns($this->mapper->getTableAlias(true) . '.*'); |
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} |
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public function __call(string $method, array $params) |
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{ |
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$scope = $this->mapper->getQueryScope($method); |
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if ($scope && is_callable($scope)) { |
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return $scope($this, ...$params); |
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} |
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return parent::__call($method, $params); |
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} |
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public function __clone() |
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{ |
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$vars = get_object_vars($this); |
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unset($vars['mapper']); |
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foreach ($vars as $name => $prop) { |
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if (is_object($prop)) { |
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$this->$name = clone $prop; |
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} |
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} |
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} |
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public function load(...$relations): self |
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{ |
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foreach ($relations as $relation) { |
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if (is_array($relation)) { |
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$name = key($relation); |
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$callback = current($relation); |
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} else { |
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$name = $relation; |
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$callback = null; |
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} |
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$this->load[$name] = $callback; |
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} |
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return $this; |
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} |
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public function joinWith($name): Query |
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{ |
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if (! $this->mapper->hasRelation($name)) { |
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throw new \InvalidArgumentException( |
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sprintf("Relation %s, not defined for %s", $name, $this->mapper->getTable()) |
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); |
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} |
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$relation = $this->mapper->getRelation($name); |
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return $relation->joinSubselect($this, $name); |
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} |
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public function subSelectForJoinWith(): Query |
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{ |
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$subselect = new Query($this->mapper, $this->bindings, $this->indent . ' '); |
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$subselect->resetFrom(); |
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$subselect->resetColumns(); |
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return $subselect; |
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} |
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public function first() |
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{ |
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$row = $this->fetchOne(); |
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return $this->mapper->newEntityFromRow($row, $this->load); |
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} |
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public function get(): Collection |
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{ |
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return $this->mapper->newCollectionFromRows( |
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$this->connection->fetchAll($this->getStatement(), $this->getBindValues()), |
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$this->load |
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); |
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} |
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public function paginate($perPage, $page): PaginatedCollection |
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{ |
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/** @var Query $countQuery */ |
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$countQuery = clone $this; |
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$total = $countQuery->count(); |
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if ($total == 0) { |
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$this->mapper->newPaginatedCollectionFromRows([], $total, $perPage, $page, $this->load); |
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} |
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$this->perPage($perPage); |
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$this->page($page); |
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return $this->mapper->newPaginatedCollectionFromRows($this->fetchAll(), $total, $perPage, $page, $this->load); |
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} |
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/** |
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* @todo implement this feature |
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*/ |
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/*public function chunk($count, $callback) |
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{ |
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}*/ |
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public function count() |
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{ |
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$this->resetOrderBy(); |
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$this->resetColumns(); |
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$this->columns('COUNT(*) AS total'); |
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return (int)$this->fetchValue(); |
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} |
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public function setGuards(array $guards) |
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{ |
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foreach ($guards as $column => $value) { |
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if (is_int($column)) { |
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$this->guards[] = $value; |
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} else { |
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$this->guards[$column] = $value; |
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} |
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} |
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return $this; |
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} |
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public function resetGuards() |
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{ |
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$this->guards = []; |
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return; |
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} |
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protected function applyGuards() |
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{ |
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if (empty($this->guards)) { |
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return; |
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} |
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$this->groupCurrentWhere(); |
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foreach ($this->guards as $column => $value) { |
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if (is_int($column)) { |
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$this->where($value); |
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} else { |
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$this->where($column, $value); |
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} |
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} |
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} |
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public function getStatement(): string |
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{ |
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$this->applyGuards(); |
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return parent::getStatement(); |
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} |
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} |
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siriusphp /
orm
