fire-view-item-event-on-unselected-variable-products.php

<?php

/**
 * If you want to fire the ViewItem event on variable products when 
 * no variation has been selected yet, then use the following code in 
 * your functions.php file. 
 */
add_action('wp_footer', function () {
	?>
	<script>
		new Promise((resolve) => {
			(function waitForjQuery() {
				if (window.jQuery) return resolve()
				setTimeout(waitForjQuery, 100)
			})()
		}).then(() => {

			jQuery(function () {
				jQuery(".single_variation_wrap").on("hide_variation", function () {
					jQuery(document).trigger("wpmViewItem")
				})
			})
		})
	</script>
	<?php
});