import OpenAI from "openai";

export default async (req: Request) => {
  const { description } = await req.json();
  const client = new OpenAI();

  const res = await client.responses.create({
    model: "gpt-5-mini",
    input: [
      { role: "user", content: `Write concise alt text for: ${description}` },
    ],
  });

  return Response.json({ altText: res.output_text });
};

export const config = { path: "/api/alt-text" };

<!-- Resize an image to 800px wide -->
<img src="/.netlify/images?url=/hero.jpg&w=800"
     alt="Optimized hero image">

<!-- Collect leads with zero config -->
<form name="waitlist" method="POST" data-netlify="true">
  <label>Email: <input type="email" name="email" /></label>
  <button type="submit">Join waitlist</button>
</form>

import { getStore } from "@netlify/blobs";
import type { Context } from "@netlify/functions";
import { v4 as uuid } from "uuid";

export default async (req: Request, context: Context) => {
  // Accessing the request as `multipart/form-data`.
  const form = await req.formData();
  const file = form.get("file") as File;

  // Generating a unique key for the entry.
  const key = uuid();

  const uploads = getStore("file-uploads");
  await uploads.set(key, file, {
    metadata: { country: context.geo.country.name }
  });

  return new Response("Submission saved");
};

export default async (req: Request) => {
  const res = await fetch(Netlify.env.get("STORE_API_URL"), {
    headers: {
      Authorization: `Bearer ${Netlify.env.get("STORE_API_TOKEN")}`,
    },
  });

  const { products } = await res.json();

  return Response.json(
    products.map((p) => ({
      id: p.id,
      title: p.title,
      price: p.variants[0].price,
      image: `/.netlify/images?url=${p.image}&w=400`,
    }))
  );
};

export const config = { path: "/api/products" };

export default async (req: Request) => {
  const { query } = await req.json();

  const res = await fetch(Netlify.env.get("INTERNAL_API"), {
    method: "POST",
    headers: {
      Authorization: `Bearer ${Netlify.env.get("INTERNAL_TOKEN")}`,
      "Content-Type": "application/json",
    },
    body: JSON.stringify({ query }),
  });

  return new Response(res.body, {
    headers: { "Content-Type": "application/json" },
  });
};

export const config = { path: "/api/internal" };