grocy/public/viewjs/shoppinglistform.js

$('#save-shoppinglist-button').on('click', function(e)
{
	e.preventDefault();

	if (Grocy.EditMode === 'create')
	{
		Grocy.Api.Post('add-object/shopping_list', $('#shoppinglist-form').serializeJSON(),
			function(result)
			{
				window.location.href = U('/shoppinglist');
			},
			function(xhr)
			{
				console.error(xhr);
			}
		);
	}
	else
	{
		Grocy.Api.Post('edit-object/shopping_list/' + Grocy.EditObjectId, $('#shoppinglist-form').serializeJSON(),
			function(result)
			{
				window.location.href = U('/shoppinglist');
			},
			function(xhr)
			{
				console.error(xhr);
			}
		);
	}
});

$('#product_id').on('change', function(e)
{
	var productId = $(e.target).val();

	if (productId)
	{
		Grocy.Components.ProductCard.Refresh(productId);
		
		Grocy.Api.Get('stock/get-product-details/' + productId,
			function (productDetails)
			{
				$('#amount_qu_unit').text(productDetails.quantity_unit_purchase.name);
			},
			function(xhr)
			{
				console.error(xhr);
			}
		);
	}
});

$('.combobox').combobox({
	appendId: '_text_input'
});

$('#product_id_text_input').on('change', function(e)
{
	var input = $('#product_id_text_input').val().toString();
	var possibleOptionElement = $("#product_id option[data-additional-searchdata*='" + input + "']").first();

	if (possibleOptionElement.length > 0 && possibleOptionElement.text().length > 0) {
		$('#product_id').val(possibleOptionElement.val());
		$('#product_id').data('combobox').refresh();
		$('#product_id').trigger('change');
	}
});

$('#product_id_text_input').focus();
$('#product_id_text_input').trigger('change');

if (Grocy.EditMode === 'edit')
{
	$('#product_id').addClass('suppress-next-custom-validate-event');
	$('#product_id').trigger('change');
}

Grocy.FrontendHelpers.ValidateForm('shoppinglist-form');

$('#amount').on('focus', function(e)
{
	if ($('#product_id_text_input').val().length === 0)
	{
		$('#product_id_text_input').focus();
	}
});

$('#shoppinglist-form input').keyup(function (event)
{
	Grocy.FrontendHelpers.ValidateForm('shoppinglist-form');
});

$('#shoppinglist-form input').keydown(function (event)
{
	if (event.keyCode === 13) //Enter
	{
		if (document.getElementById('shoppinglist-form').checkValidity() === false) //There is at least one validation error
		{
			event.preventDefault();
			return false;
		}
		else
		{
			$('#save-shoppinglist-button').click();
		}
	}
});