React & Next.js

import { useStorefrontSDK } from 'rmz-storefront-sdk';
import { useEffect, useState } from 'react';

function ProductList() {
  const sdk = useStorefrontSDK({
    apiUrl: process.env.NEXT_PUBLIC_RMZ_API_URL!,
    publicKey: process.env.NEXT_PUBLIC_RMZ_PUBLIC_KEY!,
  });

  const [products, setProducts] = useState([]);

  useEffect(() => {
    async function loadProducts() {
      const { data } = await sdk.products.getAll({ per_page: 12 });
      setProducts(data);
    }
    loadProducts();
  }, [sdk]);

  return (
    <div className="grid grid-cols-3 gap-4">
      {products.map(product => (
        <div key={product.id}>
          <h3>{product.name}</h3>
          <p>{product.price} {product.currency}</p>
        </div>
      ))}
    </div>
  );
}

// lib/sdk.ts
import { createStorefrontSDK } from 'rmz-storefront-sdk';

// Client-side SDK (no secret key)
export const clientSDK = createStorefrontSDK({
  apiUrl: process.env.NEXT_PUBLIC_RMZ_API_URL || 'https://front.rmz.gg/api',
  publicKey: process.env.NEXT_PUBLIC_RMZ_PUBLIC_KEY!,
});

// Server-side SDK (with HMAC)
export const serverSDK = createStorefrontSDK({
  apiUrl: process.env.RMZ_API_URL || 'https://front.rmz.gg/api',
  publicKey: process.env.RMZ_PUBLIC_KEY!,
  secretKey: process.env.RMZ_SECRET_KEY!,
  environment: 'production',
});

// pages/index.tsx
import { serverSDK } from '@/lib/sdk';

export async function getServerSideProps() {
  const [store, { data: products }] = await Promise.all([
    serverSDK.store.get(),
    serverSDK.products.getFeatured(8),
  ]);

  return {
    props: { store, products },
  };
}

export default function Home({ store, products }) {
  return (
    <div>
      <h1>{store.name}</h1>
      {products.map(p => <ProductCard key={p.id} product={p} />)}
    </div>
  );
}

// app/page.tsx
import { serverSDK } from '@/lib/sdk';

export default async function HomePage() {
  const store = await serverSDK.store.get();
  const featured = await serverSDK.products.getFeatured(8);

  return (
    <div>
      <h1>{store.name}</h1>
      {featured.map(p => <ProductCard key={p.id} product={p} />)}
    </div>
  );
}

// app/api/cart/route.ts
import { serverSDK } from '@/lib/sdk';
import { NextRequest } from 'next/server';

export async function POST(request: NextRequest) {
  const { productId, quantity } = await request.json();
  const cart = await serverSDK.cart.addItem(productId, quantity);
  return Response.json(cart);
}

// contexts/CartContext.tsx
import { createContext, useContext, useState, useCallback } from 'react';
import { clientSDK } from '@/lib/sdk';

const CartContext = createContext(null);

export function CartProvider({ children }) {
  const [cart, setCart] = useState(null);
  const [count, setCount] = useState(0);

  const addItem = useCallback(async (productId, quantity = 1) => {
    const updated = await clientSDK.cart.addItem(productId, quantity);
    setCart(updated);
    setCount(updated.count);
    return updated;
  }, []);

  const refresh = useCallback(async () => {
    const current = await clientSDK.cart.get();
    setCart(current);
    setCount(current.count);
  }, []);

  return (
    <CartContext.Provider value={{ cart, count, addItem, refresh }}>
      {children}
    </CartContext.Provider>
  );
}

export const useCart = () => useContext(CartContext);

# .env.local
NEXT_PUBLIC_RMZ_API_URL=https://front.rmz.gg/api
NEXT_PUBLIC_RMZ_PUBLIC_KEY=pk_your_public_key

RMZ_API_URL=https://front.rmz.gg/api
RMZ_PUBLIC_KEY=pk_your_public_key
RMZ_SECRET_KEY=sk_your_secret_key