const db = require("../config/database"); class ProductRepository { getAll() { return db.prepare(` SELECT products.*, categories.name AS category_name, categories.icon AS category_icon FROM products LEFT JOIN categories ON categories.id = products.category_id ORDER BY products.name `).all(); } findById(id) { return db.prepare(` SELECT * FROM products WHERE id = ? `).get(id); } create(data) { return db.prepare(` INSERT INTO products ( name, category_id, barcode ) VALUES (?, ?, ?) `).run( data.name, data.category_id || null, data.barcode || null ); } } module.exports = new ProductRepository();