Link bottomline shortcode to product page

shortcodes_for_yotpo_bottomline_link.php

<?php	
public function yotpo_bottomline( $args ) {
	if ( ! class_exists( 'YRFW_API_Wrapper' ) ) {
		require_once YRFW_PLUGIN_PATH . 'inc/Helpers/class-yrfw-api-wrapper.php';
	}
	if ( ! array_key_exists( 'settings_instance', $GLOBALS ) ) {
		$settings_instance = ( YRFW_Settings_File::get_instance() )->get_settings();
	} else {
		global $settings_instance;
	}
	if ( isset( $args['product_id'] ) ) {
		$product_id = $args['product_id'];
	} elseif ( is_product() ) {
		global $product;
		$product_id = $product->get_id();
	} else {
		return;
	}
	$curl = YRFW_API_Wrapper::get_instance();
	$curl->init( $settings_instance['app_key'], $settings_instance['secret'] );
	$response = json_decode( $curl->get_product_bottomline( $product_id ) );
	$html     = '';
	if ( ! empty( $response ) ) {
		if ( 200 === $response->status->code && $response->response->bottomline->total_reviews > 0 ) {
			$product_handler     = YRFW_Product_Cache::get_instance();
			$widget_product_data = $product_handler->get_cached_product( $product_id );
			$html                = "<div class='yotpo bottomLine'
								data-product-id='{$product_id}'
								data-url='{$widget_product_data['url']}'
								data-lang='{$widget_product_data['lang']}'>
								</div>";
			if ( is_category() || is_archive() ) {
				$html = "<a href='{$widget_product_data['url']}'>{$html}</a>";
			}
		} elseif ( ! isset( $args['0'] ) || 'noempty' !== $args['0'] ) {
			return $this->show_empty_bottomline();
		} else {
			return;
		}
	}
	return $html;
}