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import createFetchClient from "openapi-fetch";
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import createClient from "openapi-react-query";
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import type { paths } from "@/client/lib/openapi-types";
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// baseUrl is empty because the generated `paths` already start with `/api/v1/`
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// (openapi-typescript emits paths verbatim from the OpenAPI document).
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export const fetchClient = createFetchClient<paths>({
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  baseUrl: "",
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  credentials: "include",
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});
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export const $api = createClient(fetchClient);
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export function isApiError(value: unknown): value is { error: { code: string; message: string } } {
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  if (!value || typeof value !== "object") return false;
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  const err = (value as { error?: unknown }).error;
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  if (!err || typeof err !== "object") return false;
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  const obj = err as { code?: unknown; message?: unknown };
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  return typeof obj.code === "string" && typeof obj.message === "string";
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}
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export function apiErrorMessage(value: unknown, fallback = "Something went wrong."): string {
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  if (isApiError(value)) return value.error.message;
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  if (value instanceof Error) return value.message;
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  return fallback;
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}