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restaurant-search/client/scripts/profile.js

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JavaScript
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/*
* Copyright (c) 2015 <name of copyright holder>
* Author: Alex Yatskov <alex@foosoft.net>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
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(function(categories) {
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'use strict';
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function setProfileValue(id, value) {
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localStorage[id] = value;
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}
function getProfileValue(id) {
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return localStorage[id] || 0;
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}
function addCategory(description) {
$.getJSON('/learn', {description: description}, function(results) {
if (!results.success) {
return;
}
var categories = {};
categories[results.id] = {
description: results.description,
value: getProfileValue(results.id)
};
displayCategories(categories);
});
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}
function displayCategories(categories) {
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var template = Handlebars.compile($('#template').html());
$('#categories').append(template({categories: categories}));
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$('#categories input:radio').change(function() {
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setProfileValue($(this).attr('categoryId'), this.value);
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});
}
function clearCategories() {
$('#categories').empty();
}
function refreshCategories() {
$.getJSON('/categories', function(results) {
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var categories = [];
_.each(results, function(result) {
categories.push({
id: result.id,
description: result.description,
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value: getProfileValue(result.id)
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});
});
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clearCategories();
displayCategories(categories);
});
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}
function onReady() {
Handlebars.registerHelper('checkMatch', function(value, options) {
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return new Handlebars.SafeString(value == this.value ? 'checked' : '');
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});
refreshCategories();
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$('#addCategory').click(function() {
addCategory($('#newCategory').val());
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});
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}
$(document).on({
ajaxStart: function() { $('#spinner').show(); },
ajaxStop: function() { $('#spinner').hide(); },
ready: onReady()
});
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})();