// fetch wrappers for the /api endpoints (SCHEMAS.md HTTP contracts)
async function post(path, body) {
  const resp = await fetch(path, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify(body || {}),
  });
  if (!resp.ok) {
    const detail = await resp.json().catch(() => ({}));
    const err = new Error(detail.detail || `http ${resp.status}`);
    err.status = resp.status;
    throw err;
  }
  return resp.json();
}

export const warm = () => post("/api/warm");
export const newGame = () => post("/api/new_game");
export const nextEvent = (sid) => post("/api/next_event", { session_id: sid });
export const respond = (sid, response_type, text) =>
  post("/api/respond", { session_id: sid, response_type, text: text || "" });
export const presentationRound = (sid, response_type, text) =>
  post("/api/presentation_round",
       { session_id: sid, response_type: response_type || "custom", text: text || "" });
export const gift = (sid, npc_id, tier) =>
  post("/api/gift", { session_id: sid, npc_id, tier });
export const review = (sid) => post("/api/review", { session_id: sid });
export const chat = (sid, npc_id, text) =>
  post("/api/chat", { session_id: sid, npc_id, text: text || "" });
export const idle = (sid) => post("/api/idle", { session_id: sid });
export const readEmail = (sid) => post("/api/read_email", { session_id: sid });
export const comic = (sid, image_prompt) =>
  post("/api/comic", { session_id: sid, image_prompt: image_prompt || "" });