// Example: Using Fetch (Node.js) to call your API
// Replace BASE_URL with your SaaS API endpoint

const fetch = require('node-fetch');

const API_BASE = "https://api.your-saas.com/v1";
const API_KEY = "YOUR_API_KEY"; // normally passed via headers

// 1. Create a new user
async function createUser() {
  const response = await fetch(`${API_BASE}/users`, {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      "Authorization": `Bearer ${API_KEY}`
    },
    body: JSON.stringify({
      email: "newuser@example.com",
      first_name: "John",
      last_name: "Doe"
    })
  });

  const user = await response.json();
  console.log("User created:", user);
  return user.id;
}

// 2. Add user to a list
async function addUserToList(userId, listId) {
  const response = await fetch(`${API_BASE}/lists/${listId}/subscribers`, {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      "Authorization": `Bearer ${API_KEY}`
    },
    body: JSON.stringify({
      user_id: userId
    })
  });

  const result = await response.json();
  console.log("User added to list:", result);
}

(async () => {
  try {
    const userId = await createUser();
    await addUserToList(userId, "LIST_ID_123");
  } catch (err) {
    console.error("Error:", err);
  }
})();