CoursePress - Adds custom 50, 100 buttons to quickly set grade

cp-custom-quick-access-grades.php

<?php
/**
* Plugin Name: CoursePress - Adds custom 50, 100 buttons to quickly set grade
* Description: Adds custom 50, 100 buttons to quickly set grade
* Author: Ariful Islam @ WPMUDEV
* Author URI: https://premium.wpmudev.org/profile/itsarifulislam
* License: GPLv2 or later
*/

add_action( 'admin_head', function() {

	?>

	<style>
		.cp-easy-grade-actions {
			margin: 10px 0px 5px;
		}
	</style>
	
	<script>
	
		(function($){

			// Set the quick access grades
			var easyGrads = [1, 50, 100];

			$(window).load(function(){

				// Build the buttons HTML
				var template = '<div class="cp-easy-grade-actions">';
				template += easyGrads.map(function(grade){
					return '<button class="button-primary">'+grade+'</button>';
				});
				template += '</div>';

				// Append buttons to the boxes
				$('.cp-edit-grade-box').each(function(){
					$(this).find('.description').before(template);
				});

				// Attach events to the quick grade buttons
				$('.cp-easy-grade-actions button').on('click', function(e) {
					e.preventDefault();
					$(this).closest('.cp-edit-grade-box').find('.module-grade').val( Number($(this).text()) ).change();
				});
				
			});

		})(jQuery);

	</script>

	<?php

}, 999999 );