Unify UX

stacks/recipe/js/services/planIngredients.js

@@ -139,3 +139,53 @@ export function aggregateDayIngredientsBySlot(dayPlan) {
     });
     return blocks;
 }
+
+export function countDayShortfalls(dayPlan, pantry) {
+    const lines = mergeIngredientLines(flattenDayIngredientLines(dayPlan));
+    let count = 0;
+    for (const line of lines) {
+        if ((Number(pantry[line.ingredientId]) || 0) < line.amount) count++;
+    }
+    return count;
+}
+
+/**
+ * Kumulatywna prognoza zużycia spiżarni: od startDate przez lookAheadDays dni.
+ * Zwraca tablicę dni (tylko te z posiłkami), każdy z listą składników i informacją
+ * ile jest w spiżarni (po odjęciu zużycia z poprzednich dni) i ile brakuje.
+ */
+export function computeFullForecast(plans, pantry, startDate, lookAheadDays = 8) {
+    const running = { ...pantry };
+    const days = [];
+
+    for (let i = 0; i < lookAheadDays; i++) {
+        const day = addDays(startDate, i);
+        const dayPlan = getDayPlan(plans, day);
+        const lines = mergeIngredientLines(flattenDayIngredientLines(dayPlan));
+        if (lines.length === 0) continue;
+
+        const items = lines.map((line) => {
+            const def = INGREDIENTS[line.ingredientId];
+            const have = Math.round((Number(running[line.ingredientId]) || 0) * 10) / 10;
+            const miss = Math.max(0, Math.round((line.amount - have) * 10) / 10);
+            return {
+                ...line,
+                pantryQty: have,
+                shortfall: miss,
+                enough: miss <= 0,
+                pantryUnit: def
+                    ? def.pantryUnit === 'szt' ? 'szt.' : def.pantryUnit
+                    : line.unit,
+            };
+        });
+
+        for (const line of lines) {
+            const have = Number(running[line.ingredientId]) || 0;
+            running[line.ingredientId] = Math.max(0, Math.round((have - line.amount) * 10) / 10);
+        }
+
+        days.push({ date: day, dayIndex: i, items, hasShortfall: items.some((it) => !it.enough) });
+    }
+
+    return days;
+}