*/ class QueryBuilder implements ArrayAccess { use FiltersQuery; use SortsQuery; use AddsIncludesToQuery; use AddsFieldsToQuery; use ForwardsCalls; protected QueryBuilderRequest $request; /** * @param EloquentBuilder|Relation $subject */ public function __construct( protected EloquentBuilder|Relation $subject, ?Request $request = null ) { $this->request = $request ? QueryBuilderRequest::fromRequest($request) : app(QueryBuilderRequest::class); } /** * @return EloquentBuilder */ public function getEloquentBuilder(): EloquentBuilder { if ($this->subject instanceof EloquentBuilder) { return $this->subject; } return $this->subject->getQuery(); } /** * @return Relation|EloquentBuilder */ public function getSubject(): Relation|EloquentBuilder { return $this->subject; } /** * @template T of Model * * @param EloquentBuilder|Relation|class-string $subject * @return static */ public static function for( EloquentBuilder|Relation|string $subject, ?Request $request = null ): static { if (is_subclass_of($subject, Model::class)) { $subject = $subject::query(); } /** @var static $queryBuilder */ $queryBuilder = new static($subject, $request); return $queryBuilder; } public function __call($name, $arguments) { $result = $this->forwardCallTo($this->subject, $name, $arguments); /* * If the forwarded method call is part of a chain we can return $this * instead of the actual $result to keep the chain going. */ if ($result === $this->subject) { return $this; } return $result; } public function clone(): static { return clone $this; } public function __clone() { $this->subject = clone $this->subject; } public function __get($name) { return $this->subject->{$name}; } public function __set($name, $value) { $this->subject->{$name} = $value; } public function offsetExists($offset): bool { return isset($this->subject[$offset]); } public function offsetGet($offset): bool { return $this->subject[$offset]; } public function offsetSet($offset, $value): void { $this->subject[$offset] = $value; } public function offsetUnset($offset): void { unset($this->subject[$offset]); } }