/**
* Recommend foods or recipes based on mood and season.
* Busca coincidencias en nombre, tipo, categoría e ingredientes.
* @param {Object[]} items - Array of food or recipe objects (must have name/title and optionally type/category/ingredients).
* @param {string} mood - Main mood (happy, excited, tender, scared, angry, sad).
* @param {string} season - Season (spring, summer, autumn, winter).
* @returns {Object[]} - Array of recommended items.
*/
function getFoodOrRecipeByMoodAndSeason(items, mood, season) {
if (!Array.isArray(items) || !mood) return [];
const moodKey = mood.toLowerCase();
const moodData = MOOD_SEASON_FOOD_MAP.moods[moodKey];
let foodTypes = [];
if (!moodData) return [];
if (season) {
const seasonKey = season.toLowerCase();
const seasonData = MOOD_SEASON_FOOD_MAP.seasons[seasonKey];
if (seasonData) {
foodTypes = [...(moodData.foodTypes || []), ...(seasonData.foodExamples || [])];
} else {
foodTypes = moodData.foodTypes || [];
}
} else {
foodTypes = moodData.foodTypes || [];
}
const foodTypeSet = new Set(foodTypes);
// Buscar por nombre, tipo, categoría o ingredientes
const filtered = items.filter(item => {
const name = (item.name || item.title || '').toLowerCase();
const type = (item.type || item.category || '').toLowerCase();
const ingredients = Array.isArray(item.ingredients) ? item.ingredients.join(' ').toLowerCase() : (typeof item.ingredients === 'string' ? item.ingredients.toLowerCase() : '');
for (const ft of foodTypeSet) {
if (name.includes(ft) || type.includes(ft) || ingredients.includes(ft)) return true;
}
return false;
});
// Si no hay suficientes, devolver aleatorios del grupo
if (filtered.length < 3) {
// Buscar por palabras clave de emociones
const keywords = moodData.keywords || [];
const more = items.filter(item => {
const name = (item.name || item.title || '').toLowerCase();
return keywords.some(kw => name.includes(kw));
});
return [...filtered, ...more].slice(0, 5);
}
return filtered.slice(0, 5);
}
// Mood and season food mapping for recommendations
const MOOD_SEASON_FOOD_MAP = {
moods: {
happy: {
keywords: ["fulfilled", "glad", "cheerful", "content", "satisfied", "optimistic", "peaceful", "hopeful"],
eatingTendency: "Eat with company, celebrate with food, enjoy without guilt",
foodTypes: ["desserts", "comfort food", "fresh foods", "festive meals"]
},
excited: {
keywords: ["ecstatic", "energetic", "aroused", "bouncy", "nervous", "perky", "antsy"],
eatingTendency: "More snacks and nibbling; high energy = more cravings",
foodTypes: ["fast food", "fries", "chocolates", "sweet/energy drinks"]
},
tender: {
keywords: ["intimate", "loving", "romantic", "thankful", "sympathetic", "warm", "soft"],
eatingTendency: "Eat with others, food that symbolizes affection",
foodTypes: ["chocolates", "wine", "homemade dishes", "shared desserts"]
},
scared: {
keywords: ["nervous", "anxious", "shaky", "insecure", "helpless", "fearful", "worried"],
eatingTendency: "Compulsive eating to calm anxiety; craving sweets/carbs",
foodTypes: ["bread", "cookies", "ice cream", "sweets", "pasta"]
},
angry: {
keywords: ["irritated", "resentful", "miffed", "upset", "mad", "furious", "raging"],
eatingTendency: "Two extremes: binge or loss of appetite; craving strong textures",
foodTypes: ["spicy food", "crunchy food (fries)", "meats", "alcohol"]
},
sad: {
keywords: ["down", "blue", "depressed", "lonely", "bored", "sleepy", "ashamed", "guilty", "heartbroken"],
eatingTendency: "More comfort food; emotional binge eating",
foodTypes: ["ice cream", "chocolate", "bread", "pasta", "hot soups"]
}
},
seasons: {
spring: {
frequentMoods: ["happy", "excited", "tender"],
eatingTendency: "More energy, fresh and light meals; desire to share and celebrate",
foodExamples: ["salads", "fresh fruits", "smoothies", "outdoor meals"]
},
summer: {
frequentMoods: ["excited", "happy", "tender"],
eatingTendency: "More social gatherings, craving cold and refreshing foods",
foodExamples: ["ice cream", "juices", "seafood", "BBQ", "cold salads", "watermelon"]
},
autumn: {
frequentMoods: ["scared", "tender", "sad"],
eatingTendency: "More melancholy and anxiety; seeking warm and comforting foods",
foodExamples: ["pumpkin", "spiced bread", "hot chocolate", "soups", "stews"]
},
winter: {
frequentMoods: ["sad", "angry", "scared"],
eatingTendency: "Increased sadness and loneliness; craving heavy, caloric comfort food",
foodExamples: ["stews", "bread", "pasta", "braised dishes", "holiday sweets", "greasy foods"]
}
}
};
function levenshtein(a, b) {
a = a.normalize('NFD').replace(/[^\w\s]/gi, '').toLowerCase();
b = b.normalize('NFD').replace(/[^\w\s]/gi, '').toLowerCase();
if (a.length === 0) return b.length;
if (b.length === 0) return a.length;
const matrix = [];
for (let i = 0; i <= b.length; i++) matrix[i] = [i];
for (let j = 0; j <= a.length; j++) matrix[0][j] = j;
for (let i = 1; i <= b.length; i++) {
for (let j = 1; j <= a.length; j++) {
if (b.charAt(i - 1) === a.charAt(j - 1)) {
matrix[i][j] = matrix[i - 1][j - 1];
} else {
matrix[i][j] = Math.min(
matrix[i - 1][j - 1] + 1, // sustitución
matrix[i][j - 1] + 1, // inserción
matrix[i - 1][j] + 1 // eliminación
);
}
}
}
return matrix[b.length][a.length];
}
// utensilio
const UTENSIL_KEYWORDS = {
"bench scraper": ["bench scraper"],
"biscuit cutters": ["biscuit cutter", "biscuit cutters"],
"bread lame": ["bread lame"],
"brush, pastry": ["pastry brush", "brush, pastry"],
"brush, silicone": ["silicone brush", "brush, silicone"],
"bundt pan": ["bundt pan"],
"cake pan": ["cake pan", "cake pan, 8-inch", "cake pan", "cake pan", "tube pan", "angel food pan"],
"cake stand": ["cake stand", "revolving cake stand"],
"cutting board": ["cutting board", "tabla", "board", "chop board"],
"disher set": ["disher set"],
"docking tool": ["docking tool"],
"dutch oven": ["dutch oven", "dutch oven"],
"fine mesh strainer": ["fine mesh strainer", "strainer", "colador", "colander"],
"flutted pastry wheel": ["flutted pastry wheel"],
"grater": ["grater", "rallador", "grater, microplane", "microplane"],
"hand mixer": ["hand mixer"],
"kitchen scale": ["kitchen scale", "digital scale", "kitchen scale, digital"],
"knife, bread": ["bread knife", "knife, bread", "serrated knife"],
"knife, chef's": ["chef's knife", "knife, chef's"],
"knife, paring": ["paring knife", "knife, paring"],
"ladle": ["ladle"],
"loaf pan": ["loaf pan", "loaf pan, 1-pound", "loaf pan, 1.5-pound"],
"measuring cups": ["measuring cup", "measuring cups, dry", "measuring cups, liquid", "taza medidora"],
"measuring spoons": ["measuring spoon", "measuring spoons (set)", "measuring spoons"],
"mixing bowls": ["mixing bowl", "mixing bowls", "bowl", "tazón"],
"muffin pan": ["muffin pan"],
"pan, saucier": ["pan, saucier", "saucier"],
"pan, skillet": ["skillet", "pan, skillet", "pan, skillet, stainless steel", "pan, skillet, cast iron", "pan, skillet, nonstick"],
"pastry bags": ["pastry bag", "pastry bags", "pastry bags, 21-inch"],
"pie pan": ["pie pan", "pie pan, 9-inch"],
"pie weights": ["pie weights"],
"piping tip set": ["piping tip set"],
"pot, saucepan": ["saucepan", "pot, saucepan", "pot, saucepan, stainless steel", "pot, stainless steel, 2-quart", "pot, stainless steel, 4-quart"],
"precut parchment": ["precut parchment", "parchment"],
"rimmed baking sheet": ["rimmed baking sheet", "rimmed baking sheet, 1/2", "rimmed baking sheet, 1/4", "rimmed baking sheet, 1/8"],
"rolling pin": ["rolling pin"],
"silicone baking mat": ["silicone baking mat", "silicone baking mat, half-sheet", "silicone baking mat, quarter-sheet"],
"spatula, offset": ["spatula, offset", "spatula, offset, large", "spatula, offset, mini"],
"spatulas, silicone": ["spatula", "spatulas, silicone", "spatulas, silicone, flexible", "spatula, nonstick safe", "spatulas, metal", "fish turner", "spatula, metal"],
"stand mixer": ["stand mixer"],
"thermometer": ["thermometer", "thermometer, instant read", "thermometer, oven", "thermometer, probe", "thermometer, fridge/freezer"],
"towels": ["towel", "towels"],
"whisk": ["whisk", "whisk, balloon", "whisk, dough", "whisk, french", "whisk, french, 12-inch", "whisk, flat", "whisk, french/piano, 12~14-inch"],
"wire rack": ["wire rack", "wire rack, half-sheet", "wire rack, quarter-sheet"],
"baking dish": ["baking dish", "baking dish, 9x13-inch", "baking dish, 9x13-inch (glass)", "baking dish, 9x13-inch (ceramic)"],
"can opener": ["can opener"],
"colander": ["colander", "colador", "colander, 5-quart"],
"fire extinguisher": ["fire extinguisher"],
"glass container": ["glass container", "glass container, 4-cup"],
"honing steel": ["honing steel"],
"juicer": ["juicer"],
"kitchen twine": ["kitchen twine"],
"knife rack": ["knife rack"],
"mandoline": ["mandoline"],
"meat pounder": ["meat pounder"],
"mortar pestle": ["mortar", "pestle", "mortar pestle"],
"pan, roasting": ["roasting pan", "pan, roasting"],
"pan, saute": ["saute pan", "pan, saute"],
"peeler": ["peeler"],
"pepper mill": ["pepper mill"],
"pie weights": ["pie weights"],
"pizza cutter": ["pizza cutter"],
"plating spoon": ["plating spoon"],
"pot, stock": ["stock pot", "pot, stock", "pot, stock, stainless steel, 16-quart"],
"potato masher": ["potato masher"],
"potato ricer": ["potato ricer"],
"pressure cooker": ["pressure cooker"],
"salad spinner": ["salad spinner"],
"shears": ["shears"],
"spider skimmer": ["spider skimmer"],
"squeeze bottles": ["squeeze bottle", "squeeze bottles"],
"storage container": ["storage container", "storage container, 12-quart"],
"torch": ["torch"],
"tongs": ["tongs", "tongs, 12-inch"],
"tweezers": ["tweezers", "tweezers, straight, 12-inch"],
"wok": ["wok", "wok, carbon steel", "wok stirrer"]
};
function getUtensilsByKeywords(recipeName) {
if (!recipeName || typeof recipeName !== 'string') return [];
const nameLower = recipeName.toLowerCase();
const found = new Set();
for (const [utensil, keywords] of Object.entries(UTENSIL_KEYWORDS)) {
for (const kw of keywords) {
if (nameLower.includes(kw)) {
found.add(utensil);
break;
}
}
}
return Array.from(found);
}
function getUtensilsForRecipe(recipeName) {
if (!recipeName || typeof recipeName !== 'string') return [];
// Buscar por palabras clave extendidas
const byKeywords = getUtensilsByKeywords(recipeName);
if (byKeywords.length) return byKeywords;
// Si no se encuentra nada, devolver básicos ampliados
return [
'knife',
'cutting board',
'spoon',
'fork',
'bowl',
'pot',
'pan',
'colander',
'measuring cups',
'measuring spoons',
'mixing bowls',
'whisk',
'spatula',
'tongs',
'oven mitts',
'peeler',
'grater',
'ladle',
'can opener',
'tray',
'storage container'
];
}
module.exports = { levenshtein, getUtensilsForRecipe, getUtensilsByKeywords, MOOD_SEASON_FOOD_MAP, getFoodOrRecipeByMoodAndSeason };
