refactor: migrate cart service to use Prisma client

src/models/cart.model.ts

@@ -1,25 +1,18 @@
 import { type Product } from "./product.model";
-import { type User } from "./user.model";
 
-export interface CartItem {
-  id: number;
+import type {
+  Cart as PrismaCart,
+  CartItem as PrismaCartItem,
+} from "generated/prisma/client";
+
+export type CartItem = PrismaCartItem & {
   product: Pick<
     Product,
     "id" | "title" | "imgSrc" | "alt" | "price" | "isOnSale"
   >;
-  quantity: number;
-  createdAt: string;
-  updatedAt: string;
-}
+};
 
-export interface Cart {
-  id: number;
-  userId: User["id"] | null;
-  sessionCartId: string;
-  items: CartItem[];
-  createdAt: string;
-  updatedAt: string;
-}
+export type Cart = PrismaCart;
 
 export interface CartItemInput {
   productId: Product["id"];
@@ -28,3 +21,21 @@ export interface CartItemInput {
   price: Product["price"];
   imgSrc: Product["imgSrc"];
 }
+
+// Tipo para representar un producto simplificado en el carrito
+
+export type CartProductInfo = Pick<
+  Product,
+  "id" | "title" | "imgSrc" | "alt" | "price" | "isOnSale"
+>;
+
+// Tipo para representar un item de carrito con su producto
+export type CartItemWithProduct = {
+  product: CartProductInfo;
+  quantity: number;
+};
+
+// Tipo para el carrito con items y productos incluidos
+export type CartWithItems = Cart & {
+  items: CartItem[];
+};

src/models/product.model.ts

@@ -1,22 +1,5 @@
-// import { type Category } from "./category.model";
-
 import type { Product as PrismaProduct } from "generated/prisma/client";
 
-// export interface Product {
-//   id: number;
-//   title: string;
-//   imgSrc: string;
-//   alt: string | null;
-//   price: number;
-//   description: string | null;
-//   categoryId: number;
-//   // categorySlug: Category["slug"];
-//   isOnSale: boolean;
-//   features: string[];
-//   createdAt: string;
-//   updatedAt: string;
-// }
-
 export type Product = Omit<PrismaProduct, "price"> & {
   price: number;
 };

src/routes/root/index.tsx

@@ -17,7 +17,7 @@ import {
   Separator,
 } from "@/components/ui";
 import { getCart } from "@/lib/cart";
-import type { Cart } from "@/models/cart.model";
+import type { CartWithItems } from "@/models/cart.model";
 import { getCurrentUser } from "@/services/auth.service";
 import { createRemoteItems } from "@/services/cart.service";
 import { commitSession, getSession } from "@/session.server";
@@ -45,7 +45,7 @@ export async function action({ request }: Route.ActionArgs) {
 export async function loader({ request }: Route.LoaderArgs) {
   const session = await getSession(request.headers.get("Cookie"));
   const sessionCartId = session.get("sessionCartId");
-  let cart: Cart | null = null;
+  let cart: CartWithItems | null = null;
 
   // Obtenemos el usuario actual (autenticado o no)
   const user = await getCurrentUser(request);