Calculates total protein, carb, fat and calories per day for an order
// ==UserScript==
// @name e-food.hu Weekly Nutrition Table
// @namespace com.frzsombor.userscripts.efoodnutritiontable
// @version 0.2
// @description Calculates total protein, carb, fat and calories per day for an order
// @author frzsombor
// @match *.e-food.hu/rendeles/*
// @grant unsafeWindow
// ==/UserScript==
window.addEventListener('load', function() {
'use strict';
var $ = jQuery;
var apiUrls = {
'foodinfo': 'https://www.e-food.hu/getosszetevok/?k=%code%&d=%date%&l=hu'
};
var dates = [];
var orders = [];
var nutritions;
var $nutritionTable;
var $bwInput;
var nutritionsByFood = {};
var activeConnections = 0;
initialize();
function initialize() {
for (var i = 1; i <= 6; i++) {
var dayInfo = $('.fooddayname[data-weekday="' + i + '"]').html();
var date = dayInfo.match(/(\d{4}\.\d{2}\.\d{2})/gmi)[0].replace(/\./g, "-");
dates.push(date);
}
nutritions = initNutritionObject();
$nutritionTable = initNutritionTable();
var $tableWrapper = $('<div style="margin: 10px 40px;"></div>');
$tableWrapper.append($nutritionTable);
$('.cityfoodcontent').after($tableWrapper);
initCartHook();
updateOrders();
console.log('e-food.hu Nutrition Table initialized!');
}
function initCartHook() {
var hook = ' cartHook(key); ';
var kosarmuveletHooked = kosarmuvelet.toString();
kosarmuveletHooked = kosarmuveletHooked.replace('$key.val(jsondata[key]);','$key.val(jsondata[key]);' + hook);
kosarmuveletHooked = kosarmuveletHooked.replace('for(key in jsondata)','for(var key in jsondata)'); //bugfix
eval('var key; kosarmuvelet = ' + kosarmuveletHooked);
}
function cartHook(id) {
console.log('Cart updated!');
updateOrders();
}
function updateOrders() {
orders = [];
var newFoodSelected = false;
var $foodInCart = $('.azetlapon').filter(function() {
return parseInt($(this).val(), 10) > 0;
});
$foodInCart.each(function(){
var foodData = getFoodDataFromId($(this).attr('id'));
var foodId = foodData.code + '-' + foodData.date;
var food = {
code: foodData.code,
date: foodData.date,
count: parseInt($(this).val())
};
orders.push(food);
if (typeof nutritionsByFood[foodId] === 'undefined') {
newFoodSelected = true;
getFoodNutritions(food.code, food.date);
}
});
if (!newFoodSelected) {
updateNutritionSummary();
updateNutritionTable();
}
else {
setLoading(true);
}
}
function getFoodDataFromId(id) {
var foodId = id.replace('darab_', '');
var foodKey = foodId.split(/-(.+)/)[0];
var foodDate = foodId.replace(foodKey + '-', '');
return {
code: foodKey,
date: foodDate
};
}
function getFoodNutritions(code, date) {
var foodId = code + '-' + date;
var url = apiUrls.foodinfo
.replace('%code%', code)
.replace('%date%', date)
;
activeConnections++;
$.ajax(url)
.done(function(data, textStatus, jqXHR) {
activeConnections--;
nutritionsByFood[foodId] = parseNutritions(data);
if (activeConnections < 1) {
//all ajax calls finished
activeConnections = 0;
updateNutritionSummary();
updateNutritionTable();
setLoading(false);
}
})
.fail(function(jqXHR, textStatus, errorThrown) {
activeConnections--;
console.log(errorThrown);
})
;
}
function parseNutritions(data) {
var dataArray = $.parseHTML(data);
var $table = $(dataArray[2]).find('.tapanyagtable');
return {
'calories' : parseInt($table.find('tr:nth-child(2)').find('td:nth-child(2)').text() || 0),
'fat' : parseFloat($table.find('tr:nth-child(3)').find('td:nth-child(2)').text() || 0),
'fat-saturated' : parseFloat($table.find('tr:nth-child(4)').find('td:nth-child(2)').text() || 0),
'carb' : parseFloat($table.find('tr:nth-child(5)').find('td:nth-child(2)').text() || 0),
'carb-sugar' : parseFloat($table.find('tr:nth-child(6)').find('td:nth-child(2)').text() || 0),
'protein' : parseFloat($table.find('tr:nth-child(7)').find('td:nth-child(2)').text() || 0),
'sodium' : parseFloat($table.find('tr:nth-child(8)').find('td:nth-child(2)').text() || 0)
};
}
function updateNutritionSummary() {
nutritions = initNutritionObject();
for (var i = 0; i < dates.length; i++) {
var date = dates[i];
for (var j = 0; j < orders.length; j++) {
var order = orders[j];
if (order.date === date) {
var foodId = order.code + '-' + order.date;
var foodNutritions = nutritionsByFood[foodId];
nutritions[date]['calories'] += (foodNutritions['calories'] * order.count);
nutritions[date]['fat'] += (foodNutritions['fat'] * order.count);
nutritions[date]['fat-saturated'] += (foodNutritions['fat-saturated'] * order.count);
nutritions[date]['carb'] += (foodNutritions['carb'] * order.count);
nutritions[date]['carb-sugar'] += (foodNutritions['carb-sugar'] * order.count);
nutritions[date]['protein'] += (foodNutritions['protein'] * order.count);
nutritions[date]['sodium'] += (foodNutritions['sodium'] * order.count);
}
}
}
for (var s = 0; s < dates.length; s++) {
nutritions['summary']['calories'] += nutritions[dates[s]]['calories'];
nutritions['summary']['fat'] += nutritions[dates[s]]['fat'];
nutritions['summary']['fat-saturated'] += nutritions[dates[s]]['fat-saturated'];
nutritions['summary']['carb'] += nutritions[dates[s]]['carb'];
nutritions['summary']['carb-sugar'] += nutritions[dates[s]]['carb-sugar'];
nutritions['summary']['protein'] += nutritions[dates[s]]['protein'];
nutritions['summary']['sodium'] += nutritions[dates[s]]['sodium'];
}
console.log(nutritions);
}
function updateNutritionTable() {
var bodyWeight = null;
if ($bwInput.val() !== '' && !isNaN(parseInt($bwInput.val())) && parseInt($bwInput.val()) > 10) {
bodyWeight = parseInt($bwInput.val());
}
for (var i = 0; i < dates.length; i++) {
var date = dates[i];
$nutritionTable.find('.calories') .find('td.' + date).html(nutritions[date]['calories'] + ' kcal');
$nutritionTable.find('.fat') .find('td.' + date).html(nutritions[date]['fat'].toFixed(1) + 'g');
$nutritionTable.find('.fat-saturated').find('td.' + date).html(nutritions[date]['fat-saturated'].toFixed(1) + 'g');
$nutritionTable.find('.carb') .find('td.' + date).html(nutritions[date]['carb'].toFixed(1) + 'g');
$nutritionTable.find('.carb-sugar') .find('td.' + date).html(nutritions[date]['carb-sugar'].toFixed(1) + 'g');
$nutritionTable.find('.protein') .find('td.' + date).html(nutritions[date]['protein'].toFixed(1) + 'g');
$nutritionTable.find('.sodium') .find('td.' + date).html(nutritions[date]['sodium'].toFixed(1) + 'g');
if (bodyWeight) {
var plusDailyCalories = parseInt($nutritionTable.find('.bwkg-calories input').val()) || 0;
var plusDailyFat = parseInt($nutritionTable.find('.bwkg-fat input').val()) || 0;
var plusDailyCarb = parseInt($nutritionTable.find('.bwkg-carb input').val()) || 0;
var plusDailyProtein = parseInt($nutritionTable.find('.bwkg-protein input').val()) || 0;
$nutritionTable.find('.bwkg-calories').find('td.' + date).html(((plusDailyCalories + nutritions[date]['calories'])/bodyWeight).toFixed(1) + ' kcal/tskg');
$nutritionTable.find('.bwkg-fat') .find('td.' + date).html(((plusDailyFat + nutritions[date]['fat'])/bodyWeight).toFixed(1) + 'g/tskg');
$nutritionTable.find('.bwkg-carb') .find('td.' + date).html(((plusDailyCarb + nutritions[date]['carb'])/bodyWeight).toFixed(1) + 'g/tskg');
$nutritionTable.find('.bwkg-protein') .find('td.' + date).html(((plusDailyProtein + nutritions[date]['protein'])/bodyWeight).toFixed(1) + 'g/tskg');
}
else {
$nutritionTable.find('.bwkg-calories').find('td.' + date).html('');
$nutritionTable.find('.bwkg-fat') .find('td.' + date).html('');
$nutritionTable.find('.bwkg-carb') .find('td.' + date).html('');
$nutritionTable.find('.bwkg-protein') .find('td.' + date).html('');
}
}
for (var s = 0; s < dates.length; s++) {
$nutritionTable.find('.calories') .find('td.summary').html(nutritions['summary']['calories'] + ' kcal');
$nutritionTable.find('.fat') .find('td.summary').html(nutritions['summary']['fat'].toFixed(1) + 'g');
$nutritionTable.find('.fat-saturated').find('td.summary').html(nutritions['summary']['fat-saturated'].toFixed(1) + 'g');
$nutritionTable.find('.carb') .find('td.summary').html(nutritions['summary']['carb'].toFixed(1) + 'g');
$nutritionTable.find('.carb-sugar') .find('td.summary').html(nutritions['summary']['carb-sugar'].toFixed(1) + 'g');
$nutritionTable.find('.protein') .find('td.summary').html(nutritions['summary']['protein'].toFixed(1) + 'g');
$nutritionTable.find('.sodium') .find('td.summary').html(nutritions['summary']['sodium'].toFixed(1) + 'g');
}
}
function initNutritionTable() {
var $table = $('<table class="nutrition-table"></table>');
$table.append(
'<thead>' +
' <tr>' +
' <th style="text-align:left;">Átlagos tápérték</th>' +
' <th style="text-align:right;">hétfő</th>' +
' <th style="text-align:right;">kedd</th>' +
' <th style="text-align:right;">szerda</th>' +
' <th style="text-align:right;">csütörtök</th>' +
' <th style="text-align:right;">péntek</th>' +
' <th style="text-align:right;">szombat</th>' +
' <th style="text-align:right;">összesen</th>' +
' </tr>' +
'</thead>'
);
$table.append(
'<tbody>' +
' <tr class="calories">' +
' <td style="text-align:left;">Energia</td>' +
' </tr>' +
' <tr class="fat">' +
' <td style="text-align:left;">Zsír</td>' +
' </tr>' +
' <tr class="fat-saturated">' +
' <td style="text-align:left;"> - amelyből telített zsírsav</td>' +
' </tr>' +
' <tr class="carb">' +
' <td style="text-align:left;">Szénhidrát</td>' +
' </tr>' +
' <tr class="carb-sugar">' +
' <td style="text-align:left;"> - amelyből cukrok</td>' +
' </tr>' +
' <tr class="protein">' +
' <td style="text-align:left;">Fehérje</td>' +
' </tr>' +
' <tr class="sodium">' +
' <td style="text-align:left;">Só</td>' +
' </tr>' +
' <tr class="">' +
' <td> </td>' +
' </tr>' +
' <tr class="">' +
' <td style="text-align:left;">' +
' <input class="bodyweight" placeholder="testsúly" style="display:inline-block;width:80px;"> kg' +
' </td>' +
' </tr>' +
' <tr class="bwkg-calories">' +
' <td style="text-align:left;">Energia (+ <input style="display:inline-block;width:50px;"> / nap)</td>' +
' </tr>' +
' <tr class="bwkg-fat">' +
' <td style="text-align:left;">Zsír (+ <input style="display:inline-block;width:50px;"> / nap)</td>' +
' </tr>' +
' <tr class="bwkg-carb">' +
' <td style="text-align:left;">Szénhidrát (+ <input style="display:inline-block;width:50px;"> / nap)</td>' +
' </tr>' +
' <tr class="bwkg-protein">' +
' <td style="text-align:left;">Fehérje (+ <input style="display:inline-block;width:50px;"> / nap)</td>' +
' </tr>' +
'</tbody>'
);
$table.find('tbody tr').each(function(){
for (var i = 0; i < dates.length; i++) {
$(this).append('<td class="' + dates[i] + '" style="text-align:right;"></td>');
}
$(this).append('<td class="summary" style="text-align:right;"></td>');
});
$bwInput = $table.find('input.bodyweight');
$table.on('change keydown keyup', function(){
updateNutritionTable();
});
return $table;
}
function initNutritionObject() {
var ret = {};
var initObj = {
'calories' : 0,
'fat' : 0.0,
'fat-saturated' : 0.0,
'carb' : 0.0,
'carb-sugar' : 0.0,
'protein' : 0.0,
'sodium' : 0.0
};
for (var i = 0; i < dates.length; i++) {
ret[dates[i]] = Object.assign({}, initObj);
}
ret['summary'] = Object.assign({}, initObj);
return ret;
}
function setLoading(set) {
//
}
}, false);