Enable date time plugin for specific category of product only

enable-date-time-plugin-for-category-of-product.php

<?php
add_action( 'wp_loaded', 'pisol_enable_plugin_for_category' ); 
function pisol_enable_plugin_for_category(){
	
	$enable_for_cat = 107; // this will be your category id for which you want to enable the plugin
	
	$plugin_disabled = true;
	
	if(isset(WC()->cart)){
		foreach( WC()->cart->get_cart() as $cart_item ) {
			$product_in_cart = $cart_item['product_id'];
			if(has_term($enable_for_cat, 'product_cat', $product_in_cart)){
				$plugin_disabled = false;
			}
			
		}
	}
	
	if($plugin_disabled){
		add_filter('pisol_disable_dtt_completely',function($var){
				return true;
		});
	}
}