Meal Tracker v1 - complete

server/routes/foods.js

@@ -0,0 +1,53 @@
+import express from 'express';
+const router = express.Router();
+
+const OPENFOODFACTS_API = 'https://world.openfoodfacts.org/cgi/search.pl';
+
+// GET /api/foods/search?q=
+router.get('/search', async (req, res) => {
+  try {
+    const { q } = req.query;
+    
+    if (!q || q.trim().length < 2) {
+      return res.status(400).json({ error: 'Search query must be at least 2 characters' });
+    }
+
+    const params = new URLSearchParams({
+      search_terms: q,
+      search_simple: 1,
+      action: 'process',
+      json: 1,
+      page_size: 20,
+      fields: 'product_name,brands,nutriments,serving_size'
+    });
+
+    const response = await fetch(`${OPENFOODFACTS_API}?${params}`, {
+      headers: {
+        'User-Agent': 'MealTracker/1.0'
+      }
+    });
+
+    if (!response.ok) {
+      throw new Error(`OpenFoodFacts API error: ${response.status}`);
+    }
+
+    const data = await response.json();
+    
+    const foods = (data.products || []).map(product => ({
+      name: product.product_name || 'Unknown',
+      brand: product.brands || null,
+      calories: product.nutriments?.['energy-kcal_100g'] ?? product.nutriments?.['energy-kcal'] ?? 0,
+      protein: product.nutriments?.proteins_100g ?? product.nutriments?.proteins ?? 0,
+      carbs: product.nutriments?.carbohydrates_100g ?? product.nutriments?.carbohydrates ?? 0,
+      fat: product.nutriments?.fat_100g ?? product.nutriments?.fat ?? 0,
+      serving_size: product.serving_size || '100g'
+    })).filter(f => f.name !== 'Unknown');
+
+    res.json(foods);
+  } catch (err) {
+    console.error('Food search error:', err);
+    res.status(500).json({ error: err.message });
+  }
+});
+
+export default router;