const ProductService =
require("../services/ProductService");

const db = require("../config/database");

class ProductController {


    index(req, res) {

        const products =
        ProductService.getProducts();

        const categories = db.prepare(
            "SELECT * FROM categories ORDER BY name"
        ).all();

        res.render(
            "products/index",
            {
                title:"Producten",
                products,
                categories
            }

        );

    }

    create(req, res) {
        const name = (req.body.name || "").trim();
        const categoryId = req.body.category_id
            ? Number.parseInt(req.body.category_id, 10)
            : null;

        if (!name || (categoryId !== null && !Number.isInteger(categoryId))) {
            req.flash("error", "Geef een geldige productnaam en categorie op.");
            return res.redirect("/products");
        }

        ProductService.createProduct({
            name,
            category_id: categoryId
        });

        req.flash("success", "Product toegevoegd.");
        res.redirect("/products");
    }



}


module.exports =
new ProductController();