export const apiRequest = (input: RequestInfo | URL, init: RequestInit = {}): Promise<Response> =>
  fetch(input, { ...init, credentials: init.credentials ?? "same-origin" });

export const apiJsonRequest = (
  input: RequestInfo | URL,
  body: unknown,
  init: Omit<RequestInit, "body"> = {},
): Promise<Response> =>
  apiRequest(input, {
    ...init,
    headers: { "content-type": "application/json", ...init.headers },
    body: JSON.stringify(body),
  });

export const responseMessage = async (res: Response, fallback: string): Promise<string> => {
  const body = (await res.json().catch(() => null)) as { message?: unknown } | null;
  return typeof body?.message === "string" && body.message.length > 0 ? body.message : fallback;
};