JavaScript functions to work with exported Cronometer recipes

recipeTools.js

/**
 * Recipe Tools v0.1
 * 
 * This version exists as a GitHub Gist at https://gist.github.com/masyukun/64a3490a464acaa3b9af6819f10dfbf4
 * 
 * @license
 * Copyright (c) 2020 Matthew Royal
 *
 * 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.
 */

'use strict';

const cronometerIdToNutrient = { "-1205": { "name": "Net Carbs" }, "-203": { "NutritionInformation": "proteinContent", "name": "Calories from Protein" }, "-204": { "name": "Calories from Fat" }, "-205": { "name": "Calories from Carbs" }, "-221": { "name": "Calories from Alcohol" }, "10001": { "name": "Omega-3" }, "10002": { "name": "Omega-6" }, "10003": { "name": "Chromium" }, "10004": { "name": "Biotin" }, "10005": { "name": "Iodine" }, "10007": { "name": "Sugar Alcohol" }, "10008": { "name": "Molybdenum" }, "10009": { "name": "Added Sugars" }, "203": { "name": "Protein" }, "204": { "NutritionInformation": "fatContent", "name": "Fat" }, "205": { "NutritionInformation": "carbohydrateContent", "name": "Carbs" }, "207": { "name": "Ash" }, "208": { "NutritionInformation": "calories", "name": "Energy" }, "209": { "name": "Starch" }, "210": { "name": "Sucrose" }, "211": { "name": "Glucose" }, "212": { "name": "Fructose" }, "213": { "name": "Lactose" }, "214": { "name": "Maltose" }, "221": { "name": "Alcohol" }, "255": { "name": "Water" }, "262": { "name": "Caffeine" }, "269": { "NutritionInformation": "sugarContent", "name": "Sugars" }, "287": { "name": "Galactose" }, "291": { "NutritionInformation": "fiberContent", "name": "Fiber" }, "301": { "name": "Calcium" }, "303": { "name": "Iron" }, "304": { "name": "Magnesium" }, "305": { "name": "Phosphorus" }, "306": { "name": "Potassium" }, "307": { "NutritionInformation": "sodiumContent", "name": "Sodium" }, "309": { "name": "Zinc" }, "312": { "name": "Copper" }, "313": { "name": "Fluoride" }, "315": { "name": "Manganese" }, "317": { "name": "Selenium" }, "318": { "name": "Vitamin A" }, "319": { "name": "Retinol" }, "320": { "name": "Retinol Activity Equivalent" }, "321": { "name": "Beta-carotene" }, "322": { "name": "Alpha-carotene" }, "323": { "name": "Vitamin E" }, "324": { "name": "Vitamin D" }, "334": { "name": "Beta-cryptoxanthin" }, "337": { "name": "Lycopene" }, "338": { "name": "Lutein+Zeaxanthin" }, "341": { "name": "Beta Tocopherol" }, "342": { "name": "Gamma Tocopherol" }, "343": { "name": "Delta Tocopherol" }, "401": { "name": "Vitamin C" }, "404": { "name": "B1 (Thiamine)" }, "405": { "name": "B2 (Riboflavin)" }, "406": { "name": "B3 (Niacin)" }, "410": { "name": "B5 (Pantothenic Acid)" }, "415": { "name": "B6 (Pyridoxine)" }, "417": { "name": "Folate" }, "418": { "name": "B12 (Cobalamin)" }, "421": { "name": "Choline" }, "430": { "name": "Vitamin K" }, "501": { "name": "Tryptophan" }, "502": { "name": "Threonine" }, "503": { "name": "Isoleucine" }, "504": { "name": "Leucine" }, "505": { "name": "Lysine" }, "506": { "name": "Methionine" }, "507": { "name": "Cystine" }, "508": { "name": "Phenylalanine" }, "509": { "name": "Tyrosine" }, "510": { "name": "Valine" }, "511": { "name": "Arginine" }, "512": { "name": "Histidine" }, "513": { "name": "Alanine" }, "514": { "name": "Aspartic acid" }, "515": { "name": "Glutamic acid" }, "516": { "name": "Glycine" }, "517": { "name": "Proline" }, "518": { "name": "Serine" }, "521": { "name": "Hydroxyproline" }, "601": { "NutritionInformation": "cholesterolContent", "name": "Cholesterol" }, "605": { "NutritionInformation": "transFatContent", "name": "Trans-Fats" }, "606": { "NutritionInformation": "saturatedFatContent", "name": "Saturated" }, "636": { "name": "Phytosterol" }, "645": { "name": "Monounsaturated" }, "646": { "name": "Polyunsaturated" } };

const cronometerIdToSchema = {
    "208": "calories",
    "205": "carbohydrateContent",
    "601": "cholesterolContent",
    "204": "fatContent",
    "291": "fiberContent",
    "-203": "proteinContent",
    "606": "saturatedFatContent",
    "307": "sodiumContent",
    "269": "sugarContent",
    "605": "transFatContent"
}

const cronometerFoodTagToRestrictedDiet = {
  "Vegan": "VeganDiet",
  "Vegetarian": "VegetarianDiet"
};


/**
 * Add nutrient names to the Cronometer export object. (Modifies existing JSON.)
 * NOTE: Uncomment the one-line comment declaring a new recipeJson var in order to return a new object, rather than modifying the incoming recipeJson object.
 * 
 * @param  {JSON} recipeJson A JSON recipe exported from Cronometer
 * @return {JSON} recipeJson A reference to the same JSON object, for convenience, with nutrient names added to each nutrient.
 */
const enrichCronometerRecipeExport = function(recipeJson) {
//  var recipeJson = JSON.parse(JSON.stringify(recipeJson));
  for (let nutrient of recipeJson.nutrients) {
    nutrient.name = cronometerIdToNutrient[nutrient.id].name;
  }
  return recipeJson;
};


/**
 * Convert cronometer recipe export JSON to a schema.org Recipe
 * 
 * @param  {JSON} recipeJson   A JSON recipe exported from Cronometer
 * @return {JSON} schemaRecipe A JSON of the recipe in schema.org NutritionInformation format.
 */
const convertCronometerRecipeToSchema = function(recipeJson) {
  // Convert nutrients
  let schemaNutrients = { "@type": "NutritionInformation", "calories": "" };
  for (let n of recipeJson.nutrients) {
    if (cronometerIdToSchema[n.id]) {
      schemaNutrients[cronometerIdToSchema[n.id]] = n.amount.toFixed(2) 
        + ((cronometerIdToSchema[n.id] === "calories") ? " calories" : " grams");
    }
  }

  // Convert recipe
  let schemarecipe = {
    "@context": "http://schema.org",
    "@type": "Recipe",
    "author": recipeJson.owner,
    "description": recipeJson.comments,
    "recipeIngredient": recipeJson.ingredients.map(function(i) { return "cronometer:"+i.foodId; }),
    "name": recipeJson.name,
    "nutrition": schemaNutrients,
    "recipeInstructions": recipeJson.comments,
    "suitableForDiet": recipeJson.foodTags.map(function(t){ 
      if (cronometerFoodTagToRestrictedDiet[t]) {
        return "http://schema.org/" + cronometerFoodTagToRestrictedDiet[t];
      } 
    })
  }
  
  return schemarecipe;
};


// Sample exported recipe
let jsonrecipe = {"owner":116699,"labelType":"AMERICAN_2016","foodTags":["Vegetarian","Vegan"],"source":"Custom","barcodes":[],"nutrients":[{"amount":0.21475896749999998,"id":512},{"amount":0.37855817999999997,"id":513},{"amount":1.1829943125,"id":514},{"amount":1.972870515,"id":515},{"amount":0.3239584425,"id":516},{"amount":0.40039807499999996,"id":517},{"amount":0.11283945749999999,"id":645},{"amount":0,"id":262},{"amount":0.4404378825,"id":518},{"amount":0.40767804,"id":646},{"amount":6.187970249999999,"id":269},{"amount":324.686439,"id":401},{"amount":0.2293188975,"id":10001},{"amount":0.1783591425,"id":10002},{"amount":0.25843875749999995,"id":404},{"amount":0.4258779525,"id":405},{"amount":2.3259488175,"id":406},{"amount":0.0109199475,"id":10007},{"amount":0,"id":10009},{"amount":2.0857099724999997,"id":410},{"amount":0,"id":287},{"amount":0.6369969375,"id":415},{"amount":229.3188975,"id":417},{"amount":0,"id":418},{"amount":9.4639545,"id":291},{"amount":68.06767275,"id":421},{"amount":171.96794999999997,"id":301},{"amount":371.278215,"id":430},{"amount":2.657187225,"id":303},{"amount":76.73589,"id":304},{"amount":240.238845,"id":305},{"amount":1150.2344699999999,"id":306},{"amount":141.43868068791946,"id":307},{"amount":20.305529299999996,"id":-1205},{"amount":1.4953553999999998,"id":309},{"amount":0.1813217175,"id":312},{"amount":0.764396325,"id":315},{"amount":9.09995625,"id":317},{"amount":2267.7090975,"id":318},{"amount":0,"id":319},{"amount":113.4473345775,"id":320},{"amount":1314.0336825,"id":321},{"amount":90.9995625,"id":322},{"amount":5.2415747999999995,"id":323},{"amount":0,"id":324},{"amount":27.489077818471888,"id":-203},{"amount":112.03253337754047,"id":-204},{"amount":10.86475065,"id":203},{"amount":109.08311855533762,"id":-205},{"amount":12.346793525,"id":204},{"amount":29.769483799999996,"id":205},{"amount":3.6399825,"id":334},{"amount":3.196410525,"id":207},{"amount":249.75940500000002,"id":208},{"amount":0,"id":209},{"amount":0,"id":337},{"amount":0.36399825,"id":210},{"amount":5106.8954475,"id":338},{"amount":1.783591425,"id":211},{"amount":2.4751881,"id":212},{"amount":0.764396325,"id":213},{"amount":0,"id":341},{"amount":0.764396325,"id":214},{"amount":1.128394575,"id":342},{"amount":0,"id":343},{"amount":0,"id":601},{"amount":0,"id":-221},{"amount":0,"id":221},{"amount":0,"id":605},{"amount":0.414958005,"id":606},{"amount":0.1201194225,"id":501},{"amount":0.32031845999999997,"id":502},{"amount":0.2875586175,"id":503},{"amount":0.4695577425,"id":504},{"amount":0.49139763750000004,"id":505},{"amount":0.138319335,"id":506},{"amount":0.10191951,"id":507},{"amount":0.4258779525,"id":508},{"amount":0.181999125,"id":509},{"amount":0.4549978125,"id":510},{"amount":354.64656149999996,"id":255},{"amount":0.6952366575,"id":511}],"measures":[{"amount":1,"name":"g","id":23311549,"type":"Recipe","value":453.62399999999997},{"amount":1,"name":"Serving","id":23311550,"type":"Recipe","value":2},{"amount":1,"name":"full recipe","id":23311551,"type":"Recipe","value":1}],"defaultMeasureId":23311550,"translations":[{"translationId":9579296,"name":"Matt's Famous, veggies, Broccoli steamed with vinegar, sesame dressing","languageCode":"en"}],"name":"Matt's Famous, veggies, Broccoli steamed with vinegar, sesame dressing","ingredients":[{"measureId":1772216,"translationId":0,"foodId":755150,"grams":60,"value":60},{"measureId":1023804,"translationId":0,"foodId":455493,"grams":29.62575,"value":29.62575},{"measureId":1074194,"translationId":0,"foodId":465073,"grams":363.99825,"value":363.99825},{"measureId":8644144,"translationId":0,"foodId":3316525,"grams":200,"value":200}],"id":9087595,"category":26}

// Sample function invocations
enrichCronometerRecipeExport(jsonrecipe)
convertCronometerRecipeToSchema(jsonrecipe)