import { getApiUrl } from "@/lib/config";

type ApiError = { error?: string; message?: string };

async function parseError(res: Response) {
  const data = (await res.json().catch(() => ({}))) as ApiError;
  return data.error ?? data.message ?? "Something went wrong";
}

export async function registerAccount(input: {
  firstName: string;
  lastName: string;
  email: string;
  password: string;
}) {
  const res = await fetch(`${getApiUrl()}/api/auth/register`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify(input),
  });

  if (!res.ok) {
    throw new Error(await parseError(res));
  }
}

export async function requestPasswordReset(email: string) {
  const res = await fetch(`${getApiUrl()}/api/auth/forgot-password`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({ email }),
  });

  if (!res.ok) {
    throw new Error(await parseError(res));
  }

  const data = (await res.json()) as { message?: string };
  return data.message ?? "Check your email for reset instructions.";
}

export async function resetPassword(token: string, password: string) {
  const res = await fetch(`${getApiUrl()}/api/auth/reset-password`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({ token, password }),
  });

  if (!res.ok) {
    throw new Error(await parseError(res));
  }
}