import { DEFAULT_API_URL } from "@/lib/config";
import { normalizeInstanceUrl } from "@/lib/instance-url";

export type ServerMode = "official" | "self-hosted";

export const SERVER_MODE_OPTIONS: { value: ServerMode; label: string }[] = [
  { value: "official", label: "Official" },
  { value: "self-hosted", label: "Self-hosted" },
];

export function isOfficialServerUrl(url: string): boolean {
  return url.replace(/\/$/, "") === DEFAULT_API_URL.replace(/\/$/, "");
}

export function resolveServerMode(url: string): ServerMode {
  return isOfficialServerUrl(url) ? "official" : "self-hosted";
}

export function formatServerHost(url: string): string {
  try {
    return new URL(url).host;
  } catch {
    return url.replace(/^https?:\/\//, "").replace(/\/$/, "");
  }
}

export function isServerConfigValid(mode: ServerMode, selfHostedUrl: string): boolean {
  if (mode === "official") return true;
  return normalizeInstanceUrl(selfHostedUrl) !== null;
}

export function resolveServerUrl(mode: ServerMode, selfHostedUrl: string): string | null {
  if (mode === "official") return DEFAULT_API_URL;
  return normalizeInstanceUrl(selfHostedUrl);
}