OpenClaw Bot
297 lines
12 KiB
JavaScript
297 lines
12 KiB
JavaScript
/**
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* Modul: Meal Fit Service
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* Zweck: Deterministic context-aware meal ranking and grocery deltas for family logistics.
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* Dependencies: none
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*/
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const STOP_WORDS = new Set([
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'fresh', 'frozen', 'canned', 'can', 'jar', 'large', 'small', 'medium', 'chopped', 'diced',
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'sliced', 'grated', 'shredded', 'minced', 'whole', 'organic', 'low', 'fat', 'lean', 'extra',
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'of', 'with', 'and', 'the', 'a', 'an', 'to', 'for', 'optional', 'some', 'little',
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]);
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const INGREDIENT_ALIASES = new Map([
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['cheddar cheese', 'cheddar'],
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['grated cheddar', 'cheddar'],
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['shredded cheddar', 'cheddar'],
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['chicken breast', 'chicken'],
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['chicken breasts', 'chicken'],
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['leftover chicken', 'chicken'],
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['minced beef', 'beef'],
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['ground beef', 'beef'],
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['beef mince', 'beef'],
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['bell pepper', 'pepper'],
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['bell peppers', 'pepper'],
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['tortilla wraps', 'tortillas'],
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['wraps', 'tortillas'],
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]);
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const EFFORT_SCORE = { survival: 4, easy: 3, normal: 1, project: -4 };
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const CLEANUP_SCORE = { low: 3, medium: 0, high: -4 };
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const INTERRUPTION_SCORE = { high: 3, medium: 0, low: -4 };
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const KID_SCORE = { safe: 3, mixed: 0, risky: -4 };
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function toArray(value) {
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return Array.isArray(value) ? value : [];
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}
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export function normalizeIngredientName(value) {
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const raw = String(value || '').toLowerCase().replace(/[^a-z0-9æøåäöüéèàçñ\s-]/gi, ' ').replace(/\s+/g, ' ').trim();
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if (!raw) return '';
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if (INGREDIENT_ALIASES.has(raw)) return INGREDIENT_ALIASES.get(raw);
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const singularish = raw.replace(/ies$/, 'y').replace(/oes$/, 'o').replace(/s$/, '');
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if (INGREDIENT_ALIASES.has(singularish)) return INGREDIENT_ALIASES.get(singularish);
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return singularish.split(' ').filter((part) => part && !STOP_WORDS.has(part)).join(' ') || singularish;
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}
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function ingredientName(ingredient) {
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return normalizeIngredientName(typeof ingredient === 'string' ? ingredient : ingredient?.name);
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}
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function inventoryMap(inventory) {
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const map = new Map();
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for (const item of toArray(inventory)) {
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const normalized = normalizeIngredientName(item.normalizedName || item.normalized_name || item.name);
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if (!normalized) continue;
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const existing = map.get(normalized) || { name: item.name || normalized, portions: 0, expiresOn: null, items: [] };
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existing.portions += Number(item.portions || 0);
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existing.expiresOn = earlierDate(existing.expiresOn, item.expiresOn || item.expires_on || null);
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existing.items.push(item);
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map.set(normalized, existing);
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}
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return map;
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}
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function earlierDate(a, b) {
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if (!a) return b;
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if (!b) return a;
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return String(a) < String(b) ? a : b;
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}
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function daysUntil(dateStr, today = new Date().toISOString().slice(0, 10)) {
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if (!/^\d{4}-\d{2}-\d{2}$/.test(String(dateStr || ''))) return null;
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const ms = Date.parse(`${dateStr}T00:00:00Z`) - Date.parse(`${today}T00:00:00Z`);
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return Math.round(ms / 86400000);
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}
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function tagsFor(meal) {
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const parsed = typeof meal.tags_json === 'string' ? safeJson(meal.tags_json, []) : [];
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return new Set([...toArray(meal.tags), ...parsed, meal.meal_category, meal.protein, meal.style]
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.map((tag) => String(tag || '').toLowerCase().trim()).filter(Boolean));
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}
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function safeJson(value, fallback) {
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try { return JSON.parse(value); } catch { return fallback; }
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}
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function mealIngredients(meal) {
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return toArray(meal.ingredients).map((ing) => ({
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...((typeof ing === 'string') ? { name: ing } : ing),
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normalizedName: ingredientName(ing),
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})).filter((ing) => ing.normalizedName);
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}
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function groceryDeltaFor(meal, inventory, pantryStaples = []) {
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const inv = inventoryMap(inventory);
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const pantry = new Set(toArray(pantryStaples).map(normalizeIngredientName).filter(Boolean));
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const usesInventory = [];
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const pantryCovered = [];
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const missing = [];
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for (const ingredient of mealIngredients(meal)) {
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if (inv.has(ingredient.normalizedName)) {
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usesInventory.push(ingredient.normalizedName);
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} else if (pantry.has(ingredient.normalizedName)) {
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pantryCovered.push(ingredient.normalizedName);
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} else {
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missing.push(ingredient.normalizedName);
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}
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}
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return {
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newItems: new Set(missing).size,
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usesInventory: [...new Set(usesInventory)],
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pantryCovered: [...new Set(pantryCovered)],
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missingItems: [...new Set(missing)],
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};
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}
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function hardBlocked(meal, preferences) {
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const allTargets = new Set([
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String(meal.name || meal.title || '').toLowerCase(),
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...mealIngredients(meal).map((i) => i.normalizedName),
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...tagsFor(meal),
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]);
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for (const pref of toArray(preferences)) {
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if ((pref.type || pref.preference) !== 'allergy') continue;
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const target = normalizeIngredientName(pref.target || pref.name || pref.ingredient || pref.value);
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if (target && allTargets.has(target)) return `Blocked: allergy/diet conflict with ${target}.`;
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}
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return null;
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}
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function preferenceEffect(meal, preferences) {
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let score = 0;
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const reasons = [];
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const warnings = [];
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const allTargets = new Set([
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String(meal.name || meal.title || '').toLowerCase(),
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...mealIngredients(meal).map((i) => i.normalizedName),
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...tagsFor(meal),
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]);
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for (const pref of toArray(preferences)) {
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const type = pref.type || pref.preference;
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const rawTarget = pref.target || pref.name || pref.ingredient || pref.value;
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const target = normalizeIngredientName(rawTarget) || String(rawTarget || '').toLowerCase();
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if (!target || !allTargets.has(target)) continue;
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const strength = pref.strength === 'high' ? 3 : pref.strength === 'low' ? 1 : 2;
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if (type === 'like' || type === 'favorite') { score += strength * 2; reasons.push(`Family signal likes ${target}.`); }
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if (type === 'dislike') { score -= strength * 3; warnings.push(`Preference risk: ${target} is disliked.`); }
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}
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return { score, reasons, warnings };
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}
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function recencyPenalty(meal, recentMeals) {
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const title = String(meal.name || meal.title || '').toLowerCase().trim();
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const category = String(meal.meal_category || '').toLowerCase();
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let penalty = 0;
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for (const recent of toArray(recentMeals)) {
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const recentTitle = String(recent.name || recent.title || '').toLowerCase().trim();
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if (title && recentTitle === title) penalty -= 8;
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if (category && category === String(recent.meal_category || '').toLowerCase()) penalty -= 2;
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}
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return penalty;
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}
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function dayLabels(dayContext = {}) {
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return new Set([
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...toArray(dayContext.labels),
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dayContext.busyness === 'high' ? 'busy_evening' : null,
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dayContext.energy === 'low' ? 'low_energy' : null,
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dayContext.guests ? 'guests' : null,
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dayContext.soloParent ? 'solo_parent' : null,
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].filter(Boolean));
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}
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export function scoreMealSuggestions({ meals = [], dayContext = {}, preferences = [], inventory = [], recentMeals = [], pantryStaples = [], today } = {}) {
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const labels = dayLabels(dayContext);
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const inv = inventoryMap(inventory);
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return toArray(meals).map((meal) => {
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const blocked = hardBlocked(meal, preferences);
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const mealName = meal.name || meal.title || 'Untitled meal';
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const tags = tagsFor(meal);
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const ingredients = mealIngredients(meal);
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const groceryDelta = groceryDeltaFor(meal, inventory, pantryStaples);
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const reasons = [];
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const warnings = [];
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let score = 50;
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if (blocked) {
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return { mealId: meal.id, mealName, score: -9999, fitLabels: ['blocked'], reasons: [], warnings: [blocked], groceryDelta };
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}
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const effort = meal.effort || (tags.has('quick') ? 'easy' : 'normal');
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const cleanup = meal.cleanup || 'medium';
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const interruptionTolerance = meal.interruptionTolerance || meal.interruption_tolerance || (tags.has('leftovers') ? 'high' : 'medium');
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const activeMinutes = Number(meal.activeMinutes ?? meal.active_minutes ?? meal.active_time_minutes ?? 30);
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const totalMinutes = Number(meal.totalMinutes ?? meal.total_minutes ?? 45);
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score += EFFORT_SCORE[effort] ?? 0;
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score += CLEANUP_SCORE[cleanup] ?? 0;
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score += INTERRUPTION_SCORE[interruptionTolerance] ?? 0;
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score += KID_SCORE[meal.kidFit || meal.kid_fit] ?? 0;
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if (labels.has('busy_evening') || labels.has('late_activity') || dayContext.dinnerWindowMinutes <= 30) {
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if (activeMinutes <= 15) { score += 10; reasons.push(`Fits a tight day: ${activeMinutes} min active time.`); }
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else if (activeMinutes > 30) { score -= 12; warnings.push(`Busy-day mismatch: ${activeMinutes} min active time.`); }
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if (cleanup === 'low') { score += 5; reasons.push('Low cleanup helps on a busy evening.'); }
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if (cleanup === 'high') { score -= 8; warnings.push('High cleanup on a busy evening.'); }
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if (interruptionTolerance === 'high') { score += 5; reasons.push('Can survive interruptions.'); }
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if (interruptionTolerance === 'low') { score -= 8; warnings.push('Needs continuous attention on an interruption-heavy day.'); }
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}
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if (labels.has('low_energy') || labels.has('solo_parent')) {
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if (effort === 'survival' || effort === 'easy') { score += 8; reasons.push(`Low-energy fit: ${effort} effort.`); }
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if (effort === 'project') { score -= 18; warnings.push('Project meal is a bad fit for low parent energy.'); }
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}
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if (labels.has('guests')) {
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if (meal.guestFit || meal.guest_fit || meal.batchFriendly || meal.batch_friendly) { score += 35; reasons.push('Guest-capable / batch-friendly.'); }
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else { score -= 15; warnings.push('Not marked as guest-capable.'); }
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}
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if (dayContext.weather === 'hot' && tags.has('oven')) { score -= 4; warnings.push('Oven-heavy meal on a hot day.'); }
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if ((dayContext.weather === 'cold' || dayContext.weather === 'rainy') && (tags.has('soup') || tags.has('cozy'))) { score += 3; reasons.push('Season/weather tie-breaker fits.'); }
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for (const ingredient of ingredients) {
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const available = inv.get(ingredient.normalizedName);
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if (!available) continue;
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score += 3;
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const due = daysUntil(available.expiresOn, today);
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if (due !== null && due <= 1) {
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score += 8;
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reasons.push(`Uses ${ingredient.normalizedName} before it expires.`);
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} else {
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reasons.push(`Uses available ${ingredient.normalizedName}.`);
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}
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}
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const pref = preferenceEffect(meal, preferences);
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score += pref.score;
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reasons.push(...pref.reasons);
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warnings.push(...pref.warnings);
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const repetition = recencyPenalty(meal, recentMeals);
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if (repetition < 0) {
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score += repetition;
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warnings.push('Recently eaten / similar category, so it is demoted for variety.');
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}
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if (groceryDelta.newItems <= 2) { score += 7; reasons.push(`Small grocery delta: ${groceryDelta.newItems} new items.`); }
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else if (groceryDelta.newItems >= 8) { score -= 8; warnings.push(`Heavy grocery burden: ${groceryDelta.newItems} new items.`); }
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const fitLabels = [];
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if (activeMinutes <= 15) fitLabels.push('quick-active-time');
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if (cleanup === 'low') fitLabels.push('low-cleanup');
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if (interruptionTolerance === 'high') fitLabels.push('interruption-friendly');
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if (groceryDelta.usesInventory.length) fitLabels.push('uses-inventory');
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if (groceryDelta.newItems <= 2) fitLabels.push('low-grocery-delta');
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if (meal.guestFit || meal.guest_fit) fitLabels.push('guest-capable');
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return {
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mealId: meal.id,
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mealName,
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score: Math.round(score),
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fitLabels,
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reasons: [...new Set(reasons)].slice(0, 5),
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warnings: [...new Set(warnings)].slice(0, 5),
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groceryDelta,
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totalMinutes,
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activeMinutes,
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};
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}).sort((a, b) => b.score - a.score || String(a.mealName).localeCompare(String(b.mealName)));
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}
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export function generateGroceryList(selectedMeals = [], { inventory = [], pantryStaples = [] } = {}) {
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const inv = inventoryMap(inventory);
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const pantry = new Set(toArray(pantryStaples).map(normalizeIngredientName).filter(Boolean));
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const items = new Map();
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const coveredByInventory = [];
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for (const meal of toArray(selectedMeals)) {
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for (const ingredient of mealIngredients(meal)) {
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const normalized = ingredient.normalizedName;
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if (!normalized) continue;
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if (inv.has(normalized)) {
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coveredByInventory.push({ name: normalized, sourceMealId: meal.id, sourceMealName: meal.name || meal.title });
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continue;
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}
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if (pantry.has(normalized)) continue;
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const existing = items.get(normalized) || { name: normalized, quantity: ingredient.quantity || null, category: ingredient.category || null, sourceMeals: [] };
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existing.sourceMeals.push({ id: meal.id, name: meal.name || meal.title });
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items.set(normalized, existing);
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}
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}
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return {
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items: [...items.values()].sort((a, b) => a.name.localeCompare(b.name)),
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coveredByInventory,
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};
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}
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