Improve meal planner

stacks/recipe/js/views/MealPlanner.js

@@ -3,6 +3,146 @@ const MONTHS_SHORT = [
     'lip', 'sie', 'wrz', 'paź', 'lis', 'gru',
 ];
 const WEEKDAYS_SHORT = ['pn', 'wt', 'śr', 'cz', 'pt', 'so', 'nd'];
+const WEEKDAYS_LONG = [
+    'Niedziela', 'Poniedziałek', 'Wtorek', 'Środa', 'Czwartek', 'Piątek', 'Sobota',
+];
+
+const MEAL_SLOTS = [
+    { id: 'sniadanie', label: 'Śniadanie', icon: 'fa-sun' },
+    { id: 'drugie_sniadanie', label: 'Drugie śniadanie', icon: 'fa-coffee' },
+    { id: 'obiad', label: 'Obiad', icon: 'fa-utensils' },
+    { id: 'przekaska', label: 'Przekąska', icon: 'fa-apple-alt' },
+    { id: 'kolacja', label: 'Kolacja', icon: 'fa-moon' },
+];
+
+/** Katalog przepisów (spójny z listą w aplikacji) — porcja bazowa = 1 */
+const PLANNER_RECIPES = {
+    placki: {
+        id: 'placki',
+        title: 'Puszyste placki',
+        minutes: 15,
+        thumbLabel: 'Placki',
+        allowedSlots: ['sniadanie', 'drugie_sniadanie'],
+        nutritionPerServing: { kcal: 320, protein: 12, fat: 8, carbs: 48 },
+        ingredients: [
+            { name: 'Mąka pszenna', amount: 200, unit: 'g' },
+            { name: 'Mleko', amount: 250, unit: 'ml' },
+            { name: 'Jajka', amount: 2, unit: 'szt.' },
+        ],
+    },
+    salatka: {
+        id: 'salatka',
+        title: 'Sałatka z kurczakiem',
+        minutes: 20,
+        thumbLabel: 'Sałatka',
+        allowedSlots: ['obiad'],
+        nutritionPerServing: { kcal: 250, protein: 35, fat: 9, carbs: 12 },
+        ingredients: [
+            { name: 'Pierś z kurczaka', amount: 150, unit: 'g' },
+            { name: 'Mix sałat', amount: 100, unit: 'g' },
+            { name: 'Pomidor', amount: 1, unit: 'szt.' },
+        ],
+    },
+    makaron: {
+        id: 'makaron',
+        title: 'Makaron z pomidorami i bazylią',
+        minutes: 30,
+        thumbLabel: 'Makaron',
+        allowedSlots: ['obiad', 'kolacja'],
+        nutritionPerServing: { kcal: 450, protein: 14, fat: 12, carbs: 72 },
+        ingredients: [
+            { name: 'Makaron', amount: 120, unit: 'g' },
+            { name: 'Pomidory krojone', amount: 400, unit: 'g' },
+            { name: 'Bazylia świeża', amount: 10, unit: 'g' },
+        ],
+    },
+    koktajl: {
+        id: 'koktajl',
+        title: 'Koktajl owocowy',
+        minutes: 5,
+        thumbLabel: 'Koktajl',
+        allowedSlots: ['przekaska', 'drugie_sniadanie'],
+        nutritionPerServing: { kcal: 180, protein: 8, fat: 3, carbs: 32 },
+        ingredients: [
+            { name: 'Jogurt naturalny', amount: 200, unit: 'g' },
+            { name: 'Mieszanka jagód', amount: 150, unit: 'g' },
+            { name: 'Miód', amount: 15, unit: 'g' },
+        ],
+    },
+    tost_awokado: {
+        id: 'tost_awokado',
+        title: 'Tost z awokado',
+        minutes: 10,
+        thumbLabel: 'Tost',
+        allowedSlots: ['sniadanie', 'drugie_sniadanie'],
+        nutritionPerServing: { kcal: 220, protein: 6, fat: 14, carbs: 20 },
+        ingredients: [
+            { name: 'Chleb na zakwasie', amount: 2, unit: 'kromki' },
+            { name: 'Awokado', amount: 1, unit: 'szt.' },
+            { name: 'Cytryna', amount: 0.5, unit: 'szt.' },
+        ],
+    },
+    losos: {
+        id: 'losos',
+        title: 'Grillowany łosoś',
+        minutes: 25,
+        thumbLabel: 'Łosoś',
+        allowedSlots: ['kolacja', 'obiad'],
+        nutritionPerServing: { kcal: 380, protein: 38, fat: 22, carbs: 4 },
+        ingredients: [
+            { name: 'Filet z łososia', amount: 180, unit: 'g' },
+            { name: 'Cytryna', amount: 0.5, unit: 'szt.' },
+            { name: 'Koper', amount: 5, unit: 'g' },
+        ],
+    },
+    tacos: {
+        id: 'tacos',
+        title: 'Tacos z wołowiną',
+        minutes: 20,
+        thumbLabel: 'Tacos',
+        allowedSlots: ['kolacja', 'obiad'],
+        nutritionPerServing: { kcal: 410, protein: 28, fat: 18, carbs: 38 },
+        ingredients: [
+            { name: 'Mięso mielone wołowe', amount: 200, unit: 'g' },
+            { name: 'Tortille kukurydziane', amount: 4, unit: 'szt.' },
+            { name: 'Salsa pomidorowa', amount: 100, unit: 'g' },
+        ],
+    },
+    owsianka: {
+        id: 'owsianka',
+        title: 'Miska owsianki',
+        minutes: 10,
+        thumbLabel: 'Owsianka',
+        allowedSlots: ['sniadanie', 'drugie_sniadanie'],
+        nutritionPerServing: { kcal: 210, protein: 8, fat: 6, carbs: 34 },
+        ingredients: [
+            { name: 'Płatki owsiane', amount: 60, unit: 'g' },
+            { name: 'Mleko', amount: 200, unit: 'ml' },
+            { name: 'Miód', amount: 20, unit: 'g' },
+        ],
+    },
+    serek_owoc: {
+        id: 'serek_owoc',
+        title: 'Serek wiejski z orzechami i owocami',
+        minutes: 5,
+        thumbLabel: 'Serek',
+        allowedSlots: ['sniadanie', 'drugie_sniadanie', 'przekaska'],
+        nutritionPerServing: { kcal: 642, protein: 32, fat: 43, carbs: 41 },
+        ingredients: [
+            { name: 'Serek wiejski', amount: 200, unit: 'g' },
+            { name: 'Miód', amount: 10, unit: 'g' },
+            { name: 'Orzechy włoskie', amount: 50, unit: 'g' },
+            { name: 'Truskawki', amount: 100, unit: 'g' },
+            { name: 'Borówki ameryk.', amount: 80, unit: 'g' },
+        ],
+    },
+};
+
+const PLANS_STORAGE_KEY = 'recipe-planner-plans-v1';
+
+/** Odstęp od dołu planera = miejsce na dolną nawigację. Ten sam w `bottom`, `max-height` i w `translateY(calc(100% + …))` przy zamknięciu — inaczej zostaje widoczny uchwyt. */
+const PLANNER_SHEET_BOTTOM_INSET = '5.25rem';
+const PLANNER_SHEET_OFF_TRANSFORM = `translateY(calc(100% + ${PLANNER_SHEET_BOTTOM_INSET}))`;
 
 function startOfDay(d) {
     const x = new Date(d);
@@ -56,6 +196,159 @@ function sameMonth(a, b) {
     return a.getMonth() === b.getMonth() && a.getFullYear() === b.getFullYear();
 }
 
+function dateKey(d) {
+    const x = startOfDay(d);
+    const y = x.getFullYear();
+    const m = String(x.getMonth() + 1).padStart(2, '0');
+    const day = String(x.getDate()).padStart(2, '0');
+    return `${y}-${m}-${day}`;
+}
+
+function newPlanEntryId() {
+    if (typeof crypto !== 'undefined' && typeof crypto.randomUUID === 'function') {
+        return crypto.randomUUID();
+    }
+    return `e${Date.now()}-${Math.random().toString(36).slice(2, 11)}`;
+}
+
+/** Jedna pora dnia = tablica wpisów { id, recipeId, servings } (stary format: jeden obiekt — migrujemy przy wczytaniu). */
+function normalizeSlotValue(v) {
+    if (!v) return [];
+    if (Array.isArray(v)) {
+        return v
+            .filter((x) => x && x.recipeId && PLANNER_RECIPES[x.recipeId])
+            .map((x) => ({
+                id: x.id && String(x.id).length ? String(x.id) : newPlanEntryId(),
+                recipeId: x.recipeId,
+                servings: Math.max(1, Math.min(12, Number(x.servings) || 1)),
+            }));
+    }
+    if (typeof v === 'object' && v.recipeId && PLANNER_RECIPES[v.recipeId]) {
+        return [{
+            id: newPlanEntryId(),
+            recipeId: v.recipeId,
+            servings: Math.max(1, Math.min(12, Number(v.servings) || 1)),
+        }];
+    }
+    return [];
+}
+
+function normalizeDayPlan(day) {
+    if (!day || typeof day !== 'object') return {};
+    const out = {};
+    MEAL_SLOTS.forEach((s) => {
+        const arr = normalizeSlotValue(day[s.id]);
+        if (arr.length > 0) out[s.id] = arr;
+    });
+    return out;
+}
+
+function normalizeAllPlans(plans) {
+    if (!plans || typeof plans !== 'object') return {};
+    const out = {};
+    Object.keys(plans).forEach((key) => {
+        const d = normalizeDayPlan(plans[key]);
+        if (Object.keys(d).length > 0) out[key] = d;
+    });
+    return out;
+}
+
+function loadPlans() {
+    try {
+        const raw = localStorage.getItem(PLANS_STORAGE_KEY);
+        if (!raw) return {};
+        const parsed = JSON.parse(raw);
+        if (typeof parsed !== 'object' || parsed === null) return {};
+        return normalizeAllPlans(parsed);
+    } catch {
+        return {};
+    }
+}
+
+function savePlans(plans) {
+    try {
+        localStorage.setItem(PLANS_STORAGE_KEY, JSON.stringify(plans));
+    } catch { /* ignore */ }
+}
+
+function getDayPlan(plans, d) {
+    const key = dateKey(d);
+    const day = plans[key];
+    return day && typeof day === 'object' ? day : {};
+}
+
+function dayHasAnyMeal(plans, d) {
+    const p = getDayPlan(plans, d);
+    return MEAL_SLOTS.some((s) => {
+        const arr = p[s.id];
+        return Array.isArray(arr) && arr.length > 0;
+    });
+}
+
+function sumDayNutrition(dayPlan) {
+    let kcal = 0;
+    let protein = 0;
+    let fat = 0;
+    let carbs = 0;
+    let mealCount = 0;
+    MEAL_SLOTS.forEach((slot) => {
+        const entries = dayPlan[slot.id];
+        if (!Array.isArray(entries)) return;
+        entries.forEach((entry) => {
+            if (!entry || !entry.recipeId) return;
+            const r = PLANNER_RECIPES[entry.recipeId];
+            if (!r) return;
+            const s = Math.max(1, Number(entry.servings) || 1);
+            mealCount += 1;
+            kcal += r.nutritionPerServing.kcal * s;
+            protein += r.nutritionPerServing.protein * s;
+            fat += r.nutritionPerServing.fat * s;
+            carbs += r.nutritionPerServing.carbs * s;
+        });
+    });
+    return {
+        kcal: Math.round(kcal),
+        protein: Math.round(protein * 10) / 10,
+        fat: Math.round(fat * 10) / 10,
+        carbs: Math.round(carbs * 10) / 10,
+        mealCount,
+    };
+}
+
+/**
+ * Jedna grupa na porę dnia: nagłówek pory raz, potem bloki przepisów ze składnikami.
+ * @returns {{ mealLabel: string, recipes: { recipeTitle: string, items: { name: string, amount: number, unit: string }[] }[] }[]}
+ */
+function aggregateDayIngredientsBySlot(dayPlan) {
+    /** @type {{ mealLabel: string, recipes: { recipeTitle: string, items: { name: string, amount: number, unit: string }[] }[] }[]} */
+    const blocks = [];
+    MEAL_SLOTS.forEach((slot) => {
+        const entries = dayPlan[slot.id];
+        if (!Array.isArray(entries) || entries.length === 0) return;
+        const recipes = [];
+        entries.forEach((entry) => {
+            if (!entry || !entry.recipeId) return;
+            const r = PLANNER_RECIPES[entry.recipeId];
+            if (!r) return;
+            const s = Math.max(1, Number(entry.servings) || 1);
+            const items = r.ingredients.map((ing) => ({
+                name: ing.name,
+                amount: Math.round(ing.amount * s * 10) / 10,
+                unit: ing.unit,
+            }));
+            recipes.push({ recipeTitle: r.title, items });
+        });
+        if (recipes.length > 0) {
+            blocks.push({ mealLabel: slot.label, recipes });
+        }
+    });
+    return blocks;
+}
+
+function recipesForSlot(slotId) {
+    return Object.values(PLANNER_RECIPES).filter((r) => r.allowedSlots.includes(slotId));
+}
+
 function isCalendarOnToday(mode, weekStart, monthAnchor, selected) {
     const today = startOfDay(new Date());
     if (!sameDay(selected, today)) return false;
@@ -75,7 +368,7 @@ function syncTodayButton(mode, weekStart, monthAnchor, selected) {
 
 export function getMealPlannerHTML() {
     return `
-    <div id="planner-view" class="hidden flex flex-col h-full absolute inset-0 bg-gray-50 z-10 pb-24">
+    <div id="planner-view" class="hidden flex flex-col h-full absolute inset-0 overflow-hidden bg-gray-50 z-10 pb-24">
         <div class="shrink-0 bg-white border-b border-gray-200 mt-3">
             <div class="px-3 pt-2 pb-1.5 flex items-center gap-1">
                 <button type="button" id="cal-prev" class="shrink-0 w-8 h-8 flex items-center justify-center rounded-full border border-gray-200 text-gray-700 hover:bg-gray-50 transition-colors" aria-label="Poprzedni okres">
@@ -116,14 +409,89 @@ export function getMealPlannerHTML() {
                 <div id="calendar-month-grid" class="grid grid-cols-7 gap-0.5"></div>
             </div>
         </div>
-        <div class="flex-1 overflow-y-auto px-4 pt-3">
-            <p class="text-sm text-gray-500 leading-relaxed">Dotknij dnia w kalendarzu, aby później przypisać posiłki. Ta sekcja na razie jest zapowiedzią rozbudowy planera.</p>
+
+        <div id="planner-scroll" class="flex-1 overflow-y-auto px-4 pt-3 pb-4">
+            <p id="planner-day-heading" class="text-sm font-semibold text-gray-900 tabular-nums mb-2"></p>
+            <div id="planner-summary-card" class="rounded-xl border border-amber-200/80 bg-gradient-to-br from-amber-50 to-white p-3 shadow-sm mb-3">
+                <div class="flex items-start justify-between gap-2 mb-2">
+                    <div>
+                        <p class="text-[10px] font-semibold uppercase tracking-wide text-amber-900/70">Dziś — podsumowanie</p>
+                        <p id="planner-summary-kcal" class="text-2xl font-bold text-gray-900 tabular-nums leading-tight mt-0.5">0 <span class="text-sm font-semibold text-gray-500">kcal</span></p>
+                    </div>
+                    <button type="button" id="planner-toggle-nutrition" class="shrink-0 flex items-center gap-1 text-[11px] font-semibold text-amber-900/80 hover:text-gray-900 py-1 px-2 rounded-lg hover:bg-amber-100/50 transition-colors" aria-expanded="false">
+                        Szczegóły
+                        <i class="fas fa-chevron-down text-[9px] transition-transform" id="planner-nutrition-chevron" aria-hidden="true"></i>
+                    </button>
+                </div>
+                <div id="planner-macro-row" class="flex gap-2 mb-0">
+                    <div class="flex-1 min-w-0 rounded-lg bg-white/80 border border-amber-100 px-2 py-1.5 text-center">
+                        <p class="text-[9px] font-semibold text-gray-500 uppercase">B</p>
+                        <p id="planner-macro-p" class="text-xs font-bold text-gray-900 tabular-nums">0 g</p>
+                    </div>
+                    <div class="flex-1 min-w-0 rounded-lg bg-white/80 border border-amber-100 px-2 py-1.5 text-center">
+                        <p class="text-[9px] font-semibold text-gray-500 uppercase">T</p>
+                        <p id="planner-macro-f" class="text-xs font-bold text-gray-900 tabular-nums">0 g</p>
+                    </div>
+                    <div class="flex-1 min-w-0 rounded-lg bg-white/80 border border-amber-100 px-2 py-1.5 text-center">
+                        <p class="text-[9px] font-semibold text-gray-500 uppercase">W</p>
+                        <p id="planner-macro-c" class="text-xs font-bold text-gray-900 tabular-nums">0 g</p>
+                    </div>
+                </div>
+                <div id="planner-nutrition-details" class="hidden mt-3 pt-3 border-t border-amber-200/60">
+                    <ul class="space-y-0 divide-y divide-amber-100/80 text-sm">
+                        <li class="flex justify-between py-2 font-bold"><span class="text-gray-800">Kalorie</span><span id="planner-detail-kcal" class="text-gray-900 tabular-nums">0 kcal</span></li>
+                        <li class="flex justify-between py-2"><span class="text-gray-700 font-medium">Białko</span><span id="planner-detail-p" class="font-medium text-gray-900 tabular-nums">0 g</span></li>
+                        <li class="flex justify-between py-2"><span class="text-gray-700 font-medium">Tłuszcze</span><span id="planner-detail-f" class="font-medium text-gray-900 tabular-nums">0 g</span></li>
+                        <li class="flex justify-between py-2"><span class="text-gray-700 font-medium">Węglowodany</span><span id="planner-detail-c" class="font-medium text-gray-900 tabular-nums">0 g</span></li>
+                    </ul>
+                    <p id="planner-summary-hint" class="text-[11px] text-gray-500 mt-2">Suma z zaplanowanych posiłków (porcje × wartości z przepisu).</p>
+                </div>
+            </div>
+            <button type="button" id="planner-open-ingredients" class="w-full mb-4 flex items-center justify-center gap-2 py-3 rounded-xl border border-dashed border-gray-300 bg-white text-sm font-semibold text-gray-800 hover:border-gray-400 hover:bg-gray-50 transition-colors">
+                <i class="fas fa-shopping-basket text-gray-500" aria-hidden="true"></i>
+                Składniki na ten dzień
+            </button>
+            <div id="planner-meal-slots" class="space-y-3 pb-2"></div>
+        </div>
+
+        <div id="planner-picker-backdrop" class="absolute left-0 right-0 top-0 z-[45] bg-black/45 hidden opacity-0 transition-opacity duration-200" style="bottom: ${PLANNER_SHEET_BOTTOM_INSET}" aria-hidden="true"></div>
+        <div id="planner-picker-sheet" class="absolute left-0 right-0 z-[50] bg-white rounded-t-3xl shadow-[0_-10px_40px_rgba(0,0,0,0.12)] flex flex-col min-h-0 will-change-transform" style="bottom: ${PLANNER_SHEET_BOTTOM_INSET}; max-height: calc(100% - ${PLANNER_SHEET_BOTTOM_INSET}); transform: ${PLANNER_SHEET_OFF_TRANSFORM}; transition: transform 300ms cubic-bezier(0.32, 0.72, 0, 1)" role="dialog" aria-labelledby="planner-picker-title" aria-modal="true">
+            <div class="shrink-0 p-4 pb-2 border-b border-gray-100 touch-none cursor-grab active:cursor-grabbing select-none" data-planner-sheet-drag-zone aria-label="Przeciągnij w dół, by zamknąć">
+                <div class="w-10 h-1 bg-gray-200 rounded-full mx-auto mb-3" aria-hidden="true"></div>
+                <h2 id="planner-picker-title" class="text-lg font-bold text-gray-900 leading-tight pr-2">Wybierz przepis</h2>
+                <p id="planner-picker-sub" class="text-xs text-gray-500 mt-1"></p>
+            </div>
+            <div id="planner-picker-list" class="min-h-0 flex-1 overflow-y-auto no-scrollbar px-4 py-3 pb-8 space-y-2"></div>
+        </div>
+
+        <div id="planner-ing-backdrop" class="absolute left-0 right-0 top-0 z-[45] bg-black/45 hidden opacity-0 transition-opacity duration-200" style="bottom: ${PLANNER_SHEET_BOTTOM_INSET}" aria-hidden="true"></div>
+        <div id="planner-ing-sheet" class="absolute left-0 right-0 z-[50] bg-white rounded-t-3xl shadow-[0_-10px_40px_rgba(0,0,0,0.12)] flex flex-col min-h-0 will-change-transform" style="bottom: ${PLANNER_SHEET_BOTTOM_INSET}; max-height: calc(100% - ${PLANNER_SHEET_BOTTOM_INSET}); transform: ${PLANNER_SHEET_OFF_TRANSFORM}; transition: transform 300ms cubic-bezier(0.32, 0.72, 0, 1)" role="dialog" aria-labelledby="planner-ing-title" aria-modal="true">
+            <div class="shrink-0 p-4 pb-2 border-b border-gray-100 touch-none cursor-grab active:cursor-grabbing select-none" data-planner-sheet-drag-zone aria-label="Przeciągnij w dół, by zamknąć">
+                <div class="w-10 h-1 bg-gray-200 rounded-full mx-auto mb-3" aria-hidden="true"></div>
+                <h2 id="planner-ing-title" class="text-lg font-bold text-gray-900 leading-tight pr-2">Składniki na dziś</h2>
+                <p class="text-xs text-gray-500 mt-1">Dodaj wszystko lub zaznacz wiersze. Zamknij: przeciągnij w dół lub dotknij tła.</p>
+            </div>
+            <div id="planner-ing-body" class="min-h-0 flex-1 overflow-y-auto no-scrollbar px-4 py-2 pb-2"></div>
+            <div class="shrink-0 p-4 pt-2 pb-5 border-t border-gray-100 bg-white space-y-2">
+                <button type="button" id="planner-ing-add-all" class="w-full bg-gray-900 hover:bg-black text-white py-3.5 rounded-xl font-semibold shadow-sm transition-colors text-sm flex items-center justify-center gap-2">
+                    <i class="fas fa-cart-plus" aria-hidden="true"></i>
+                    Dodaj wszystkie do listy zakupów
+                </button>
+                <button type="button" id="planner-ing-add-btn" class="w-full border border-gray-200 bg-white text-gray-800 hover:bg-gray-50 py-3 rounded-xl font-semibold text-sm flex items-center justify-center gap-2 transition-colors">
+                    <i class="fas fa-check-square text-gray-500 text-xs" aria-hidden="true"></i>
+                    Dodaj tylko zaznaczone
+                </button>
+            </div>
+        </div>
+
+        <div id="planner-toast" class="pointer-events-none absolute left-4 right-4 bottom-28 z-[55] opacity-0 translate-y-2 transition-all duration-300" role="status">
+            <div class="rounded-xl bg-gray-900 text-white text-sm font-medium px-4 py-3 shadow-lg text-center" id="planner-toast-text"></div>
         </div>
     </div>
     `;
 }
 
-function renderWeekGrid(weekStart, selected) {
+function renderWeekGrid(weekStart, selected, plans) {
     const grid = document.getElementById('calendar-week-grid');
     if (!grid) return;
 
@@ -132,19 +500,21 @@ function renderWeekGrid(weekStart, selected) {
         const day = addDays(weekStart, i);
         const isSel = selected && sameDay(day, selected);
         const isToday = sameDay(day, new Date());
+        const hasMeals = dayHasAnyMeal(plans, day);
         cells.push(`
             <button type="button" data-planner-day="${day.getTime()}"
-                class="aspect-square flex flex-col items-center justify-center rounded-md text-xs font-medium transition-colors min-h-0
+                class="aspect-square flex flex-col items-center justify-center rounded-md text-xs font-medium transition-colors min-h-0 gap-0.5 py-1
                 ${isSel ? 'bg-gray-900 text-white' : 'text-gray-800 hover:bg-gray-100'}
                 ${isToday && !isSel ? 'ring-1 ring-inset ring-gray-900' : ''}">
                 <span>${day.getDate()}</span>
+                ${hasMeals ? `<span class="w-1 h-1 rounded-full ${isSel ? 'bg-white' : 'bg-gray-900'} opacity-80" aria-hidden="true"></span>` : '<span class="w-1 h-1" aria-hidden="true"></span>'}
             </button>
         `);
     }
     grid.innerHTML = cells.join('');
 }
 
-function renderMonthGrid(monthAnchor, selected) {
+function renderMonthGrid(monthAnchor, selected, plans) {
     const grid = document.getElementById('calendar-month-grid');
     if (!grid) return;
 
@@ -156,12 +526,14 @@ function renderMonthGrid(monthAnchor, selected) {
         const inMonth = day.getMonth() === first.getMonth();
         const isSel = selected && sameDay(day, selected);
         const isToday = sameDay(day, new Date());
+        const hasMeals = inMonth && dayHasAnyMeal(plans, day);
         cells.push(`
             <button type="button" data-planner-day="${day.getTime()}"
-                class="aspect-square flex flex-col items-center justify-center rounded-md text-xs font-medium transition-colors min-h-0
+                class="aspect-square flex flex-col items-center justify-center rounded-md text-xs font-medium transition-colors min-h-0 gap-0.5 py-1
                 ${!inMonth ? 'text-gray-300' : (isSel ? 'bg-gray-900 text-white' : 'text-gray-800 hover:bg-gray-100')}
                 ${inMonth && isToday && !isSel ? 'ring-1 ring-inset ring-gray-900' : ''}">
                 <span>${day.getDate()}</span>
+                ${inMonth && hasMeals ? `<span class="w-1 h-1 rounded-full ${isSel ? 'bg-white' : 'bg-gray-900'} opacity-80" aria-hidden="true"></span>` : '<span class="w-1 h-1" aria-hidden="true"></span>'}
             </button>
         `);
     }
@@ -226,26 +598,328 @@ function bindDayClicks(container, state, rerender) {
     });
 }
 
+function showPlannerToast(message) {
+    const wrap = document.getElementById('planner-toast');
+    const text = document.getElementById('planner-toast-text');
+    if (!wrap || !text) return;
+    text.textContent = message;
+    wrap.classList.remove('opacity-0', 'translate-y-2');
+    wrap.classList.add('opacity-100', 'translate-y-0');
+    clearTimeout(showPlannerToast._t);
+    showPlannerToast._t = setTimeout(() => {
+        wrap.classList.add('opacity-0', 'translate-y-2');
+        wrap.classList.remove('opacity-100', 'translate-y-0');
+    }, 2600);
+}
+
+function openSheet(backdrop, sheet) {
+    if (!backdrop || !sheet) return;
+    sheet.style.transition = 'transform 300ms cubic-bezier(0.32, 0.72, 0, 1)';
+    sheet.style.transform = 'translateY(0)';
+    backdrop.classList.remove('hidden');
+    requestAnimationFrame(() => {
+        backdrop.classList.remove('opacity-0');
+    });
+}
+
+function closeSheet(backdrop, sheet) {
+    if (!backdrop || !sheet) return;
+    sheet.style.transition = 'transform 300ms cubic-bezier(0.32, 0.72, 0, 1)';
+    sheet.style.transform = PLANNER_SHEET_OFF_TRANSFORM;
+    backdrop.classList.add('opacity-0');
+    setTimeout(() => backdrop.classList.add('hidden'), 300);
+}
+
+/** Zamykanie panelu: przeciągnięcie nagłówka w dół (pointer). */
+function bindPlannerSheetDragClose(sheet, closeFn) {
+    const zone = sheet.querySelector('[data-planner-sheet-drag-zone]');
+    if (!zone || !sheet) return;
+
+    let startY = 0;
+    let pulling = false;
+    let ptrId = null;
+
+    const resetVisual = () => {
+        sheet.style.transition = 'transform 300ms cubic-bezier(0.32, 0.72, 0, 1)';
+        sheet.style.transform = 'translateY(0)';
+    };
+
+    zone.addEventListener('pointerdown', (e) => {
+        if (e.pointerType === 'mouse' && e.button !== 0) return;
+        pulling = true;
+        ptrId = e.pointerId;
+        startY = e.clientY;
+        sheet.style.transition = 'none';
+        zone.setPointerCapture(e.pointerId);
+    });
+
+    zone.addEventListener('pointermove', (e) => {
+        if (!pulling || e.pointerId !== ptrId) return;
+        const dy = Math.max(0, e.clientY - startY);
+        sheet.style.transform = `translateY(${dy}px)`;
+    });
+
+    zone.addEventListener('pointerup', (e) => {
+        if (!pulling || e.pointerId !== ptrId) return;
+        const dy = e.clientY - startY;
+        pulling = false;
+        ptrId = null;
+        try {
+            zone.releasePointerCapture(e.pointerId);
+        } catch {
+            /* ignore */
+        }
+        if (dy > 56) {
+            closeFn();
+            return;
+        }
+        resetVisual();
+    });
+
+    zone.addEventListener('pointercancel', () => {
+        pulling = false;
+        ptrId = null;
+        resetVisual();
+    });
+}
+
+function renderDayContent(state) {
+    const sel = state.selected;
+    const heading = document.getElementById('planner-day-heading');
+    if (heading) {
+        const wd = WEEKDAYS_LONG[sel.getDay()];
+        heading.textContent = `${wd}, ${sel.getDate()} ${MONTHS_SHORT[sel.getMonth()]}`;
+    }
+
+    const dayPlan = getDayPlan(state.plans, sel);
+    const totals = sumDayNutrition(dayPlan);
+
+    const kcalEl = document.getElementById('planner-summary-kcal');
+    if (kcalEl) {
+        kcalEl.innerHTML = totals.mealCount === 0
+            ? `— <span class="text-sm font-semibold text-gray-500">kcal</span>`
+            : `${totals.kcal} <span class="text-sm font-semibold text-gray-500">kcal</span>`;
+    }
+    const fmt = (n) => `${n} g`;
+    document.getElementById('planner-macro-p').textContent = totals.mealCount ? fmt(totals.protein) : '—';
+    document.getElementById('planner-macro-f').textContent = totals.mealCount ? fmt(totals.fat) : '—';
+    document.getElementById('planner-macro-c').textContent = totals.mealCount ? fmt(totals.carbs) : '—';
+
+    document.getElementById('planner-detail-kcal').textContent = `${totals.kcal} kcal`;
+    document.getElementById('planner-detail-p').textContent = fmt(totals.protein);
+    document.getElementById('planner-detail-f').textContent = fmt(totals.fat);
+    document.getElementById('planner-detail-c').textContent = fmt(totals.carbs);
+
+    const ingBtn = document.getElementById('planner-open-ingredients');
+    if (ingBtn) {
+        ingBtn.disabled = totals.mealCount === 0;
+        ingBtn.classList.toggle('opacity-50', totals.mealCount === 0);
+        ingBtn.classList.toggle('cursor-not-allowed', totals.mealCount === 0);
+    }
+
+    const slotsRoot = document.getElementById('planner-meal-slots');
+    if (!slotsRoot) return;
+
+    slotsRoot.innerHTML = MEAL_SLOTS.map((slot) => {
+        const entries = Array.isArray(dayPlan[slot.id]) ? dayPlan[slot.id] : [];
+        const countLabel = entries.length > 1
+            ? `<span class="text-[10px] font-semibold text-gray-400 tabular-nums shrink-0 ml-auto">${entries.length} dania</span>`
+            : '';
+
+        const entryCards = entries.map((entry) => {
+            const recipe = entry && entry.recipeId ? PLANNER_RECIPES[entry.recipeId] : null;
+            if (!recipe) return '';
+            const servings = Math.max(1, Number(entry.servings) || 1);
+            const n = recipe.nutritionPerServing;
+            const kcal = Math.round(n.kcal * servings);
+            const eid = escapeHtml(entry.id);
+            return `
+            <div class="rounded-lg border border-gray-200 bg-white p-2.5 shadow-sm" data-slot-id="${slot.id}" data-entry-id="${eid}">
+                <div class="flex items-start justify-between gap-2">
+                    <div class="flex items-center gap-2 min-w-0">
+                        <div class="w-9 h-9 rounded-lg bg-[#d4d4d4] flex items-center justify-center shrink-0">
+                            <span class="text-white text-[9px] font-medium">${escapeHtml(recipe.thumbLabel)}</span>
+                        </div>
+                        <div class="min-w-0">
+                            <p class="text-sm font-bold text-gray-900 truncate">${escapeHtml(recipe.title)}</p>
+                            <p class="text-[11px] text-gray-500 mt-0.5 tabular-nums">
+                                <i class="fas fa-clock text-gray-400 mr-0.5" aria-hidden="true"></i>${recipe.minutes} min
+                                <span class="mx-1.5 text-gray-300">·</span>
+                                <i class="fas fa-fire text-gray-400 mr-0.5" aria-hidden="true"></i>${kcal} kcal
+                            </p>
+                        </div>
+                    </div>
+                    <button type="button" class="planner-clear-meal w-7 h-7 shrink-0 rounded-full border border-gray-200 text-gray-400 hover:text-red-600 hover:border-red-200 hover:bg-red-50 transition-colors flex items-center justify-center" data-slot-id="${slot.id}" data-entry-id="${eid}" aria-label="Usuń ten przepis">
+                        <i class="fas fa-times text-[10px]" aria-hidden="true"></i>
+                    </button>
+                </div>
+                <div class="flex items-center justify-between gap-2 mt-2 pt-2 border-t border-gray-100">
+                    <span class="text-[11px] font-medium text-gray-500">Porcje</span>
+                    <div class="flex items-center gap-0.5 bg-gray-100 p-0.5 rounded-lg">
+                        <button type="button" class="planner-serv-minus w-6 h-6 bg-white rounded-md shadow-sm flex items-center justify-center text-gray-600 hover:text-black" data-slot-id="${slot.id}" data-entry-id="${eid}" aria-label="Mniej porcji"><i class="fas fa-minus text-[9px]"></i></button>
+                        <span class="planner-serv-count font-bold text-gray-900 text-xs w-5 text-center tabular-nums">${servings}</span>
+                        <button type="button" class="planner-serv-plus w-6 h-6 bg-white rounded-md shadow-sm flex items-center justify-center text-gray-600 hover:text-black" data-slot-id="${slot.id}" data-entry-id="${eid}" aria-label="Więcej porcji"><i class="fas fa-plus text-[9px]"></i></button>
+                    </div>
+                </div>
+            </div>`;
+        }).join('');
+
+        const addLabel = entries.length === 0 ? 'Dodaj przepis' : 'Dodaj kolejny przepis';
+        const addClasses = entries.length === 0
+            ? 'planner-add-meal w-full py-2.5 rounded-lg border border-dashed border-gray-200 text-sm font-semibold text-gray-700 hover:bg-gray-50 hover:border-gray-300 transition-colors'
+            : 'planner-add-meal w-full py-2 rounded-lg border border-dashed border-gray-200 text-xs font-semibold text-gray-600 hover:bg-gray-50 hover:border-gray-300 transition-colors';
+
+        return `
+        <div class="rounded-xl border border-gray-200 bg-white shadow-sm overflow-hidden" data-slot-id="${slot.id}">
+            <div class="flex items-center gap-2 px-3 py-2.5 border-b border-gray-100 bg-gray-50/90">
+                <span class="w-8 h-8 rounded-lg bg-gray-100 flex items-center justify-center text-gray-500 shrink-0">
+                    <i class="fas ${slot.icon} text-sm" aria-hidden="true"></i>
+                </span>
+                <span class="text-sm font-semibold text-gray-900 truncate min-w-0 flex-1">${slot.label}</span>
+                ${countLabel}
+            </div>
+            <div class="p-3 space-y-2">
+                ${entryCards}
+                <button type="button" class="${addClasses}" data-slot-id="${slot.id}">
+                    <i class="fas fa-plus text-[10px] mr-1 opacity-70" aria-hidden="true"></i>
+                    ${addLabel}
+                </button>
+            </div>
+        </div>`;
+    }).join('');
+}
+
+function escapeHtml(s) {
+    return String(s)
+        .replace(/&/g, '&amp;')
+        .replace(/</g, '&lt;')
+        .replace(/>/g, '&gt;')
+        .replace(/"/g, '&quot;');
+}
+
+function renderPickerList(slotId) {
+    const slot = MEAL_SLOTS.find((s) => s.id === slotId);
+    const list = document.getElementById('planner-picker-list');
+    const title = document.getElementById('planner-picker-title');
+    const sub = document.getElementById('planner-picker-sub');
+    if (!list || !title || !sub) return;
+
+    title.textContent = 'Wybierz przepis';
+    sub.textContent = slot ? `Dla: ${slot.label}. Przeciągnij nagłówek w dół lub dotknij tła, by zamknąć.` : '';
+
+    const recipes = recipesForSlot(slotId);
+    if (recipes.length === 0) {
+        list.innerHTML = '<p class="text-sm text-gray-500 text-center py-6">Brak dopasowanych przepisów.</p>';
+        return;
+    }
+
+    list.innerHTML = recipes.map((r) => `
+        <button type="button" class="planner-pick-recipe w-full flex gap-3 p-3 rounded-xl border border-gray-200 bg-gray-50/80 hover:border-gray-900 hover:bg-white text-left transition-all" data-recipe-id="${r.id}">
+            <div class="w-14 h-14 rounded-lg bg-[#d4d4d4] flex items-center justify-center shrink-0">
+                <span class="text-white text-[10px] font-medium">${escapeHtml(r.thumbLabel)}</span>
+            </div>
+            <div class="min-w-0 flex-1 py-0.5">
+                <p class="text-sm font-bold text-gray-900 line-clamp-2">${escapeHtml(r.title)}</p>
+                <p class="text-[11px] text-gray-500 mt-1 tabular-nums">
+                    <i class="fas fa-fire text-gray-400 mr-0.5" aria-hidden="true"></i>${r.nutritionPerServing.kcal} kcal
+                    <span class="mx-1 text-gray-300">·</span>
+                    <i class="fas fa-clock text-gray-400 mr-0.5" aria-hidden="true"></i>${r.minutes} min
+                </p>
+            </div>
+        </button>
+    `).join('');
+}
+
+function renderIngredientsSheet(state) {
+    const body = document.getElementById('planner-ing-body');
+    if (!body) return;
+
+    const dayPlan = getDayPlan(state.plans, state.selected);
+    const blocks = aggregateDayIngredientsBySlot(dayPlan);
+
+    if (blocks.length === 0) {
+        body.innerHTML = '<p class="text-sm text-gray-500 text-center py-8">Najpierw zaplanuj posiłki.</p>';
+        return;
+    }
+
+    body.innerHTML = blocks.map((block) => `
+        <div class="mb-6 last:mb-2">
+            <p class="text-xs font-bold text-gray-400 uppercase tracking-wide mb-2">${escapeHtml(block.mealLabel)}</p>
+            <div class="space-y-3">
+                ${block.recipes.map((rec) => `
+                <div>
+                    <p class="text-sm font-semibold text-gray-800 mb-1.5">${escapeHtml(rec.recipeTitle)}</p>
+                    <ul class="space-y-0 border border-gray-100 rounded-xl overflow-hidden bg-white">
+                        ${rec.items.map((ing) => `
+                        <li class="flex items-center gap-3 py-3 px-3 border-b border-gray-100 last:border-b-0 cursor-pointer hover:bg-gray-50 transition-colors planner-ing-row">
+                            <div class="w-5 h-5 rounded border border-gray-300 flex items-center justify-center text-white check-box transition-colors shrink-0"><i class="fas fa-check text-[10px] hidden check-icon"></i></div>
+                            <span class="text-gray-700 text-sm flex-1 ingredient-text transition-colors">${escapeHtml(ing.name)}</span>
+                            <span class="font-medium text-gray-900 text-sm tabular-nums">${formatAmount(ing.amount)} ${escapeHtml(ing.unit)}</span>
+                        </li>
+                        `).join('')}
+                    </ul>
+                </div>
+                `).join('')}
+            </div>
+        </div>
+    `).join('');
+}
+
+function formatAmount(n) {
+    return Number.isInteger(n) ? String(n) : String(n);
+}
+
+function seedDemoIfEmpty(plans) {
+    const todayKey = dateKey(new Date());
+    if (Object.keys(plans).length > 0) return plans;
+    return {
+        ...plans,
+        [todayKey]: {
+            sniadanie: [{ id: newPlanEntryId(), recipeId: 'owsianka', servings: 1 }],
+            obiad: [{ id: newPlanEntryId(), recipeId: 'salatka', servings: 1 }],
+            kolacja: [{ id: newPlanEntryId(), recipeId: 'makaron', servings: 1 }],
+        },
+    };
+}
+
 export function setupMealPlanner() {
+    let plans = loadPlans();
+    plans = seedDemoIfEmpty(plans);
+    savePlans(plans);
+
     const state = {
         mode: 'week',
         weekStart: startOfWeekMonday(new Date()),
         monthAnchor: startOfDay(new Date()),
         selected: startOfDay(new Date()),
+        plans,
+        nutritionExpanded: false,
+        pickerSlot: null,
     };
 
     const weekGrid = document.getElementById('calendar-week-grid');
     const monthGrid = document.getElementById('calendar-month-grid');
 
+    const pickerBackdrop = document.getElementById('planner-picker-backdrop');
+    const pickerSheet = document.getElementById('planner-picker-sheet');
+    const ingBackdrop = document.getElementById('planner-ing-backdrop');
+    const ingSheet = document.getElementById('planner-ing-sheet');
+
     const rerender = () => {
         syncModeToggle(state.mode);
         updatePeriodLabel(state.mode, state.weekStart, state.monthAnchor);
         syncTodayButton(state.mode, state.weekStart, state.monthAnchor, state.selected);
         if (state.mode === 'week') {
-            renderWeekGrid(state.weekStart, state.selected);
+            renderWeekGrid(state.weekStart, state.selected, state.plans);
         } else {
-            renderMonthGrid(state.monthAnchor, state.selected);
+            renderMonthGrid(state.monthAnchor, state.selected, state.plans);
         }
+        renderDayContent(state);
+    };
+
+    const persist = () => {
+        savePlans(state.plans);
+        rerender();
     };
 
     bindDayClicks(weekGrid?.parentElement, state, rerender);
@@ -303,5 +977,117 @@ export function setupMealPlanner() {
         rerender();
     });
 
+    document.getElementById('planner-toggle-nutrition')?.addEventListener('click', () => {
+        state.nutritionExpanded = !state.nutritionExpanded;
+        const details = document.getElementById('planner-nutrition-details');
+        const chev = document.getElementById('planner-nutrition-chevron');
+        const btn = document.getElementById('planner-toggle-nutrition');
+        if (details) details.classList.toggle('hidden', !state.nutritionExpanded);
+        if (chev) chev.classList.toggle('rotate-180', state.nutritionExpanded);
+        if (btn) btn.setAttribute('aria-expanded', state.nutritionExpanded ? 'true' : 'false');
+    });
+
+    document.getElementById('planner-meal-slots')?.addEventListener('click', (e) => {
+        const addBtn = e.target.closest('.planner-add-meal');
+        if (addBtn) {
+            const slotId = addBtn.getAttribute('data-slot-id');
+            state.pickerSlot = slotId;
+            renderPickerList(slotId);
+            openSheet(pickerBackdrop, pickerSheet);
+            return;
+        }
+        const clearBtn = e.target.closest('.planner-clear-meal');
+        if (clearBtn) {
+            const slotId = clearBtn.getAttribute('data-slot-id');
+            const entryId = clearBtn.getAttribute('data-entry-id');
+            const key = dateKey(state.selected);
+            const arr = state.plans[key]?.[slotId];
+            if (!Array.isArray(arr) || !entryId) return;
+            const next = arr.filter((x) => x && x.id !== entryId);
+            if (!state.plans[key]) state.plans[key] = {};
+            if (next.length === 0) delete state.plans[key][slotId];
+            else state.plans[key][slotId] = next;
+            if (Object.keys(state.plans[key]).length === 0) delete state.plans[key];
+            persist();
+            return;
+        }
+        const minus = e.target.closest('.planner-serv-minus');
+        const plus = e.target.closest('.planner-serv-plus');
+        const slotId = (minus || plus)?.getAttribute('data-slot-id');
+        const entryId = (minus || plus)?.getAttribute('data-entry-id');
+        if (!slotId || !entryId) return;
+        const key = dateKey(state.selected);
+        const arr = state.plans[key]?.[slotId];
+        if (!Array.isArray(arr)) return;
+        const entry = arr.find((x) => x && x.id === entryId);
+        if (!entry) return;
+        let s = Math.max(1, Number(entry.servings) || 1);
+        if (minus) s = Math.max(1, s - 1);
+        if (plus) s = Math.min(12, s + 1);
+        entry.servings = s;
+        persist();
+    });
+
+    const closePicker = () => {
+        state.pickerSlot = null;
+        closeSheet(pickerBackdrop, pickerSheet);
+    };
+
+    bindPlannerSheetDragClose(pickerSheet, closePicker);
+    bindPlannerSheetDragClose(ingSheet, () => closeSheet(ingBackdrop, ingSheet));
+
+    pickerBackdrop?.addEventListener('click', closePicker);
+
+    document.getElementById('planner-picker-list')?.addEventListener('click', (e) => {
+        const pick = e.target.closest('.planner-pick-recipe');
+        if (!pick || !state.pickerSlot) return;
+        const recipeId = pick.getAttribute('data-recipe-id');
+        if (!recipeId || !PLANNER_RECIPES[recipeId]) return;
+        const key = dateKey(state.selected);
+        if (!state.plans[key]) state.plans[key] = {};
+        const slotId = state.pickerSlot;
+        if (!state.plans[key][slotId]) state.plans[key][slotId] = [];
+        state.plans[key][slotId].push({ id: newPlanEntryId(), recipeId, servings: 1 });
+        closePicker();
+        persist();
+    });
+
+    document.getElementById('planner-open-ingredients')?.addEventListener('click', () => {
+        if (sumDayNutrition(getDayPlan(state.plans, state.selected)).mealCount === 0) return;
+        renderIngredientsSheet(state);
+        openSheet(ingBackdrop, ingSheet);
+    });
+
+    ingBackdrop?.addEventListener('click', () => {
+        closeSheet(ingBackdrop, ingSheet);
+    });
+
+    ingSheet?.addEventListener('click', (e) => {
+        const row = e.target.closest('.planner-ing-row');
+        if (!row || !ingSheet.contains(row)) return;
+        row.classList.toggle('ingredient-active');
+    });
+
+    document.getElementById('planner-ing-add-all')?.addEventListener('click', () => {
+        const body = document.getElementById('planner-ing-body');
+        const rows = body?.querySelectorAll('.planner-ing-row');
+        const n = rows?.length ?? 0;
+        if (n === 0) return;
+        showPlannerToast(`Dodano ${n} składników do listy (zakładka Zakupy w przygotowaniu).`);
+        closeSheet(ingBackdrop, ingSheet);
+    });
+
+    document.getElementById('planner-ing-add-btn')?.addEventListener('click', () => {
+        const body = document.getElementById('planner-ing-body');
+        const selected = body?.querySelectorAll('.planner-ing-row.ingredient-active');
+        const n = selected?.length ?? 0;
+        if (n === 0) {
+            showPlannerToast('Zaznacz składniki na liście albo użyj „Dodaj wszystkie”.');
+            return;
+        }
+        showPlannerToast(`Dodano ${n} zaznaczonych pozycji do listy (zakładka Zakupy w przygotowaniu).`);
+        closeSheet(ingBackdrop, ingSheet);
+    });
+
     rerender();
 }