parsley/app/assets/javascripts/ingredients.js
2016-01-28 14:19:51 -06:00

87 lines
2.3 KiB
JavaScript

(function($) {
function initializeEditor($ingredientForm) {
usdaFoodSearchEngine.initialize(false);
var $typeahead = $ingredientForm.find(".ndbn_typeahead");
var $usdaModal = $("#link_ndbn_modal");
var $name = $ingredientForm.find(".name");
var $ndbn = $ingredientForm.find("input.ndbn");
var $ndbn_group = $ingredientForm.find(".ndbn_group");
if ($ndbn.val()) {
}
$typeahead.typeahead_search({
searchUrl: '/ingredients/usda_food_search.html',
resultsContainer: '#link_ndbn_modal .results'
},{
name: 'usdaFoods',
source: usdaFoodSearchEngine,
display: function(datum) {
return datum.name;
}
});
$typeahead.on("typeahead_search:selected", function(evt, item) {
selectNdbn(item.ndbn);
});
$usdaModal.on("shown.bs.modal", function() {
var $this = $(this);
$typeahead.typeahead("val", $name.val());
$typeahead.focus();
$typeahead.select();
});
$ingredientForm.on("click", "#link_ndbn_modal .results .food_result", function(evt) {
var $item = $(evt.target);
var ndbn = $item.data("ndbn");
selectNdbn(ndbn);
});
}
function selectNdbn(ndbn) {
var $ingredientForm = $("#ingredient_form");
var id = $ingredientForm.find("input.id").val();
$ingredientForm.find("input.ndbn").val(ndbn);
$ingredientForm.attr("action", "/ingredients/" + id + "/select_ndbn").attr("data-remote", "true");
$("#link_ndbn_modal").modal('hide').on('hidden.bs.modal', function() {
$ingredientForm.submit();
});
}
var usdaFoodSearchEngine = new Bloodhound({
initialize: false,
datumTokenizer: function(datum) {
var str = datum ? datum.name : null;
return str ? str.split(/[\s,]+/) : [];
},
queryTokenizer: Bloodhound.tokenizers.whitespace,
identify: function(datum) { return datum.ndbn; },
sorter: function(a, b) {
if (a.name < b.name) {
return -1;
} else if (b.name < a.name) {
return 1;
} else {
return 0;
}
},
remote: {
url: '/ingredients/usda_food_search.json?query=%QUERY',
wildcard: '%QUERY'
}
});
$(document).on("ready page:load", function() {
var $ingredientForm = $("#ingredient_form");
if ($ingredientForm.length) {
initializeEditor($ingredientForm);
}
});
})(jQuery);