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