Limit tasks for clients

limit_website_tasks_for_clients.php

<?php

add_filter("rest_pre_insert_phw_comment_loc", "wp_145_limit_tasks", 10, 2);

function wp_145_limit_tasks($prepared_post, $request) {  
  if(!$project_id = $prepared_post->meta_input['project_id']) {
   return $prepared_post; 
  }
  
  // if it's our project
  if ($project_id === 5) {
    $status = ph_get_website_resolve_status($project_id);
    $active = $status['total'] = $status['resolved'];
    
    // if we have more than 5 active tasks
    if ($active > 5) {
      return new WP_Error('task_limit', 'You have reached your task limit.');
    }
  }
  
  return $prepared_post;
}