var element = '<a type="button" id="save-cart-button" class="btn" style="display: none; " data-loading-text="<i class=\'fa fa-circle-o-notch fa-spin\'></i>&nbsp;Saving Cart...">Save Cart As Link</a>';

$(document).ready( function() {
	$(element).insertBefore( $('#content a[href="https://weload.sg/index.php?route=checkout/checkout"]') ).show();
	$('#save-cart-button').on('click', function() {
		var $this = $(this);
		$this.button('loading');
		$.ajax({
			url: 'index.php?route=extension/module/save_cart/createCartLink',
			dataType: 'json',
			success: function(result) {
				$.MessageBox({
				  input: result.url,
				  buttonDone: result.text_copy
				}).done(function(data){
				  copyToClipboard(result.url);
				});
			},
			complete: function() {
				$('#save-cart-button').button('reset');
			}
		});		
	});
});

function copyToClipboard(text) {
    var $temp = $("<input>");
    $("body").append($temp);
    $temp.val(text).select();
    document.execCommand("copy");
    $temp.remove();
}