const API = "/api/negotiate";

export async function getScenarios() {
  const res = await fetch(API + "/scenarios");
  if (!res.ok) throw new Error("Failed to fetch scenarios");
  return res.json();
}

export async function startNegotiation(data) {
  const res = await fetch(API + "/start", {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify(data),
  });
  if (!res.ok) throw new Error((await res.json()).error);
  return res.json();
}

export async function sendResponse(sessionId, response) {
  const res = await fetch(API + "/respond", {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({ sessionId, response }),
  });
  if (!res.ok) throw new Error((await res.json()).error);
  return res.json();
}

export async function acceptOffer(sessionId) {
  const res = await fetch(API + "/accept", {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({ sessionId }),
  });
  if (!res.ok) throw new Error((await res.json()).error);
  return res.json();
}