export type RuntimeEnv = "development" | "production" | "test";

function normalizeRuntimeEnv(value?: string): RuntimeEnv {
  const normalized = value?.trim().toLowerCase();
  if (normalized === "production" || normalized === "prod") return "production";
  if (normalized === "test") return "test";
  return "development";
}

export const RUNTIME_ENV = normalizeRuntimeEnv(
  process.env.APP_ENV ||
    process.env.NEXT_PUBLIC_APP_ENV ||
    process.env.NODE_ENV
);

export const IS_DEVELOPMENT = RUNTIME_ENV === "development";
export const IS_PRODUCTION = RUNTIME_ENV === "production";