feat(meal-plan): weekly planner, pantry, shopping lists, nutrition tracking

AI-generated weekly meal plans with pantry-awareness. Manual entry per slot. Pantry inventory management. Auto-generated shopping lists from meal plan. Weekly nutrition bar chart vs daily goals. Nutrition goals settings.
2026-07-01 08:10:39 +02:00
parent 9d02a69250
commit 3636ab27ae
23 changed files with 1791 additions and 0 deletions
@@ -0,0 +1,85 @@
+import { NextRequest, NextResponse } from "next/server";
+import { db, mealPlans, mealPlanEntries, recipes, userNutritionGoals, eq, and } from "@epicure/db";
+import { requireSession } from "@/lib/api-auth";
+
+type Params = { params: Promise<{ weekStart: string }> };
+
+export async function GET(_req: NextRequest, { params }: Params) {
+  const { session, response } = await requireSession();
+  if (response) return response;
+
+  const { weekStart } = await params;
+  const userId = session!.user.id;
+
+  // Find the meal plan for this week
+  const plan = await db.query.mealPlans.findFirst({
+    where: and(eq(mealPlans.userId, userId), eq(mealPlans.weekStart, weekStart)),
+  });
+
+  const totals = { calories: 0, protein: 0, carbs: 0, fat: 0 };
+
+  if (plan) {
+    // Fetch all entries with their recipes
+    const entries = await db.query.mealPlanEntries.findMany({
+      where: eq(mealPlanEntries.mealPlanId, plan.id),
+      with: {
+        recipe: {
+          columns: {
+            id: true,
+            baseServings: true,
+            nutritionData: true,
+          },
+        },
+      },
+    });
+
+    for (const entry of entries) {
+      const recipe = entry.recipe;
+      if (!recipe || !recipe.nutritionData?.perServing) continue;
+
+      const { calories, proteinG, carbsG, fatG } = recipe.nutritionData.perServing;
+      const servings = entry.servings ?? recipe.baseServings;
+
+      totals.calories += Math.round(calories * servings);
+      totals.protein += Math.round(proteinG * servings);
+      totals.carbs += Math.round(carbsG * servings);
+      totals.fat += Math.round(fatG * servings);
+    }
+  }
+
+  // Fetch user's nutrition goals
+  const goals = await db.query.userNutritionGoals.findFirst({
+    where: eq(userNutritionGoals.userId, userId),
+  });
+
+  const goalsData = goals
+    ? {
+        caloriesKcal: goals.caloriesKcal,
+        proteinG: goals.proteinG,
+        carbsG: goals.carbsG,
+        fatG: goals.fatG,
+      }
+    : null;
+
+  // Calculate coverage percentages
+  const coverage = {
+    calories:
+      goalsData?.caloriesKcal
+        ? Math.round((totals.calories / goalsData.caloriesKcal) * 100)
+        : 0,
+    protein:
+      goalsData?.proteinG
+        ? Math.round((totals.protein / goalsData.proteinG) * 100)
+        : 0,
+    carbs:
+      goalsData?.carbsG
+        ? Math.round((totals.carbs / goalsData.carbsG) * 100)
+        : 0,
+    fat:
+      goalsData?.fatG
+        ? Math.round((totals.fat / goalsData.fatG) * 100)
+        : 0,
+  };
+
+  return NextResponse.json({ totals, goals: goalsData, coverage });
+}