Transforming jQuery library functions into TypeScript syntax

I have developed a directive using TypeScript. Here is an example of the code:

'use strict';

module App.Directives {

    interface IPageModal extends ng.IDirective {
    }

    interface IPageModalScope extends ng.IScope {
        //modal: any;
    }

    class PageModal implements IPageModal {
        static directiveId: string = 'pageModal';
        restrict: string = "A";

        constructor(private $parse: IPageModalScope) {
        }

        link = (scope: IPageModalScope, element, attrs) => {

            element.on('click', function (event) {
                event.preventDefault();

                var options = {
                    backdrop: 'static',
                    keyboard: false
                };
                event.openModal = function () {
                    $('#' + attrs['targetModal']).modal(options);//error
                };
                event.showModal = function () {
                    $('#' + attrs['targetModal']).modal('show');//error
                };
                event.closeModal = function () {
                    $('#' + attrs['targetModal']).modal('hide');//error
                };
                var fn = this.$parse(attrs['pageModal']);
                fn(scope, { $event: event });
            });
        }
    }

    //References angular app
    app.directive(PageModal.directiveId, ['$parse', ($parse) => new PageModal($parse)]);
}

Every time I try to call the jQuery Bootstrap .modal function, I encounter an error. Can someone help me with calling this function correctly?

$('#' + attrs['targetModal']).modal('hide'); //error line of code

Answer №1

Issue with jquery bootstrap .modal function and encountering errors

If you are facing a compile time error, you may require a type definition. For more information visit: https://basarat.gitbooks.io/typescript/content/docs/types/ambient/d.ts.html

Solution

To resolve the issue quickly, add the following code to your foo.d.ts file:

interface JQuery {
  modal: any;
}

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