// Same-origin fetch POST helpers for the term-input slash commands —
// same shape as modelEffort.ts's `post()` ({ ok, detail } rather than
// throwing), reused by TermInput.tsx.
async function post(
  path: string,
  body?: URLSearchParams,
): Promise<{ ok: boolean; detail?: string }> {
  try {
    const resp = await fetch(path, {
      method: "POST",
      headers: body
        ? { "Content-Type": "application/x-www-form-urlencoded" }
        : undefined,
      body,
      redirect: "manual",
    });
    const ok =
      resp.ok ||
      resp.type === "opaqueredirect" ||
      (resp.status >= 200 && resp.status < 400);
    if (ok) return { ok: true };
    const detail = await resp.text().catch(() => "");
    return {
      ok: false,
      detail: `http ${resp.status}${detail ? " — " + detail : ""}`,
    };
  } catch (err) {
    return {
      ok: false,
      detail: err instanceof Error ? err.message : String(err),
    };
  }
}

export const postCancelTurn = () => post("api/cancel");
export const postCompact = () => post("api/compact");
export const postNewSession = () => post("api/new-session");
export const postLogout = () => post("api/logout");
export const postSend = (body: string) =>
  post("send", new URLSearchParams({ body }));