feat(frontend): add product detail view and navigation

- Create ProductView component with product details display - Add ProductView.css with responsive styling - Add product screen to App.jsx screen system - Pass onNavigateToProduct callback from App to SearchView - Update ProductResults onSelect to use callback instead of window.location
2026-07-13 17:36:52 +02:00
parent 31c1a14343
commit 731a6c98ae
4 changed files with 246 additions and 2 deletions
@@ -0,0 +1,126 @@
+import React, { useState, useEffect } from 'react';
+import './ProductView.css';
+
+export default function ProductView({ source, id, onBack }) {
+  const [product, setProduct] = useState(null);
+  const [loading, setLoading] = useState(true);
+  const [error, setError] = useState(null);
+
+  useEffect(() => {
+    loadProduct();
+  }, [source, id]);
+
+  async function loadProduct() {
+    setLoading(true);
+    setError(null);
+    try {
+      const response = await fetch(`/api/products/${source}/${id}`);
+      if (!response.ok) {
+        throw new Error('Producto no encontrado');
+      }
+      const data = await response.json();
+      setProduct(data);
+    } catch (err) {
+      setError(err.message);
+    } finally {
+      setLoading(false);
+    }
+  }
+
+  if (loading) {
+    return (
+      <div className="product-view">
+        <div className="product-loading">Cargando...</div>
+      </div>
+    );
+  }
+
+  if (error) {
+    return (
+      <div className="product-view">
+        <button className="back-btn" onClick={onBack}>
+          <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2">
+            <path d="M19 12H5M12 19l-7-7 7-7" />
+          </svg>
+          Volver
+        </button>
+        <div className="product-error">{error}</div>
+      </div>
+    );
+  }
+
+  if (!product) return null;
+
+  const isCima = product.source === 'cima';
+  const sourceColor = isCima ? '#2563eb' : '#16a34a';
+  const sourceLabel = isCima ? 'CIMA' : 'Open Food Facts';
+
+  return (
+    <div className="product-view">
+      <button className="back-btn" onClick={onBack}>
+        <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2">
+          <path d="M19 12H5M12 19l-7-7 7-7" />
+        </svg>
+        Volver
+      </button>
+
+      <div className="product-header">
+        {product.image_url && (
+          <img src={product.image_url} alt={product.name} className="product-image" />
+        )}
+        <span className="source-badge" style={{ backgroundColor: sourceColor }}>
+          {sourceLabel}
+        </span>
+      </div>
+
+      <h1 className="product-name">{product.name}</h1>
+      <p className="product-brand">{product.brand}</p>
+
+      <div className="product-details">
+        {isCima ? (
+          <>
+            {product.active_ingredient && (
+              <DetailRow label="Principio activo" value={product.active_ingredient} />
+            )}
+            {product.dosage && (
+              <DetailRow label="Dosis" value={product.dosage} />
+            )}
+            {product.form && (
+              <DetailRow label="Forma farmacéutica" value={product.form} />
+            )}
+            {product.prescription && (
+              <DetailRow label="Prescripción" value={product.prescription} />
+            )}
+            {product.commercialized !== undefined && (
+              <DetailRow label="Comercializado" value={product.commercialized ? 'Sí' : 'No'} />
+            )}
+          </>
+        ) : (
+          <>
+            {product.nutriscore && product.nutriscore !== 'not-applicable' && product.nutriscore !== 'unknown' && (
+              <DetailRow label="Nutri-Score" value={product.nutriscore.toUpperCase()} />
+            )}
+            {product.nova_group && (
+              <DetailRow label="NOVA" value={`Grupo ${product.nova_group}`} />
+            )}
+            {product.eco_score && product.eco_score !== 'unknown' && (
+              <DetailRow label="Eco-Score" value={product.eco_score.toUpperCase()} />
+            )}
+            {product.ingredients && (
+              <DetailRow label="Ingredientes" value={product.ingredients} />
+            )}
+          </>
+        )}
+      </div>
+    </div>
+  );
+}
+
+function DetailRow({ label, value }) {
+  return (
+    <div className="detail-row">
+      <span className="detail-label">{label}</span>
+      <span className="detail-value">{value}</span>
+    </div>
+  );
+}