<?php



#[AllowDynamicProperties]
class WP_Block_List implements Iterator, ArrayAccess, Countable {

	
	protected $blocks;

	
	protected $available_context;

	
	protected $registry;

	
	public function __construct( $blocks, $available_context = array(), $registry = null ) {
		if ( ! $registry instanceof WP_Block_Type_Registry ) {
			$registry = WP_Block_Type_Registry::get_instance();
		}

		$this->blocks            = $blocks;
		$this->available_context = $available_context;
		$this->registry          = $registry;
	}

	
	#[ReturnTypeWillChange]
	public function offsetExists( $offset ) {
		return isset( $this->blocks[ $offset ] );
	}

	
	#[ReturnTypeWillChange]
	public function offsetGet( $offset ) {
		$block = $this->blocks[ $offset ];

		if ( isset( $block ) && is_array( $block ) ) {
			$block = new WP_Block( $block, $this->available_context, $this->registry );

			$this->blocks[ $offset ] = $block;
		}

		return $block;
	}

	
	#[ReturnTypeWillChange]
	public function offsetSet( $offset, $value ) {
		if ( is_null( $offset ) ) {
			$this->blocks[] = $value;
		} else {
			$this->blocks[ $offset ] = $value;
		}
	}

	
	#[ReturnTypeWillChange]
	public function offsetUnset( $offset ) {
		unset( $this->blocks[ $offset ] );
	}

	
	#[ReturnTypeWillChange]
	public function rewind() {
		reset( $this->blocks );
	}

	
	#[ReturnTypeWillChange]
	public function current() {
		return $this->offsetGet( $this->key() );
	}

	
	#[ReturnTypeWillChange]
	public function key() {
		return key( $this->blocks );
	}

	
	#[ReturnTypeWillChange]
	public function next() {
		next( $this->blocks );
	}

	
	#[ReturnTypeWillChange]
	public function valid() {
		return null !== key( $this->blocks );
	}

	
	#[ReturnTypeWillChange]
	public function count() {
		return count( $this->blocks );
	}
}