ChemWord.php
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ChemWord.php
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	<?php

	declare( strict_types = 1 );

	namespace MediaWiki\Extension\Math\WikiTexVC\Nodes;

	use MediaWiki\Extension\Math\WikiTexVC\MMLmappings\TexConstants\TexClass;
	use MediaWiki\Extension\Math\WikiTexVC\MMLnodes\MMLmrow;
	use MediaWiki\Extension\Math\WikiTexVC\MMLnodes\MMLmtext;

	class ChemWord extends TexNode {
	public TexNode $left;
	public TexNode $right;

	public function __construct( TexNode $left, TexNode $right ) {
	parent::__construct( $left, $right );
	$this->left = $left;
	$this->right = $right;
	}

	public function getLeft(): TexNode {
	return $this->left;
	}

	public function getRight(): TexNode {
	return $this->right;
	}

	/** @inheritDoc */
	public function render() {
	return $this->left->render() . $this->right->render();
	}

	/** @inheritDoc */
	public function toMMLTree( array $arguments = [], array &$state = [] ) {
	// If the right has an empty literal value, content is resolved as dash
	$right = $this->getRight()->getArgs()[0] == ""
	? "-"
	: $this->getRight()->toMMLTree( [], $state );
	return new MMLmrow(
	TexClass::ORD,
	[],
	new MMLmrow(
	TexClass::ORD,
	[],
	new MMLmtext(
	"",
	[ "mathcolor" => "red" ],
	(string)$this->getLeft()->toMMLTree( [], $state )
	),
	new MMLmtext(
	"",
	[],
	(string)$right
	)
	)
	);
	}

	/** @inheritDoc */
	public function extractIdentifiers( $args = null ) {
	return [];
	}

	}