onKeyCombo directive angular.js angular1

gistfile1.txt

const angular = require('angular');

function OnKeyComboDirective () {
    return function (scope, element, attributes) {

        // We're using a custom event listener on keyup
        const comboListener = e => {
            if ((e.ctrlKey || e.metaKey) && e.shiftKey && e.which == 65) {
                setTimeout(function () {
                    scope.$eval(attributes.onKeycombo);
                });
            }
            
        }
        
        // Register the listener
        document.addEventListener('keydown', comboListener);

        // Clean up to prevent memory leaks
        scope.$on('$destroy', function(){
            document.removeEventListener('keydown', comboListener);
        });
    };
}

export default angular
    .module('spsng.components.on-keycombo', [])
    .directive('onKeycombo', OnKeyComboDirective)
    .name;


// usage
/*
IMPORT THE DIRECTIVE:
import OnKeycomboModule from './on-keycombo/on-keycombo';
export default angular
    .module('my-app', [ScrollIfModule])
    // My app's controllers and directives here
    .name;

In template:
on-keycombo="ctrl.handleCombo($event)"
*/