import { getWindowHost, checkResponse, getResult, make_path, stripPrefixes, getFetchVars, FetchVariables } from './imports'

export function api(endpoint: string) {
  return ensureAbstractUrl(endpoint)
}

/**
 * Strip a leading host (http://host) from any URL-like string.
 */
export function stripHost(str: string | null): string {
  // now also removes "abstractendeavors.com" even without protocol
  str = str || ""
  const hostPattern = `(?:https?:\\/\\/)?${getWindowHost()}`;
  return str.replace(new RegExp(`^${hostPattern}`), '');
}
export function ensureAbstractUrl(
  endpoint: string,
  slices: string[] = []
): string {
  slices = slices || ['https//abstractendeavors.com', 'api']
  // 1) build a prefix string like "api/v1/"
  const prefix = slices.map((s) => `${s}/`).join("");
  const windowHost = getWindowHost();
  const normalized: any = [
    '/',
    ...slices,
    windowHost,            // so "abstractendeavors.com" will be stripped
    `${windowHost}/api`   // etc, if you need it
  ];

  const stripped = stripPrefixes(endpoint, normalized);
  console.log('BUILD PREFIX:', prefix);
  console.log('RAW ENDPOINT:', endpoint);
  console.log('STRIPPED ENDPT:', stripped);
  return make_path(prefix, stripped);
}

/**
 * Given an “endpoint” slug like "api/list", build the full URL
 * from the BASE_API_URL entry in your JSON config.
 */
export async function get_app_config_url(endpoint: string): Promise<string> {
  // 1) normalize + strip prefixes
  const clean = stripHost(endpoint);

  // 2) fetch your BASE_API_URL
  const vars: FetchVariables = getFetchVars(null, 'POST', {
    key: 'BASE_API_URL',
    path: '/var/www/abstractendeavors/secure-files/public/config.json'
  });
  const resp = await fetch(ensureAbstractUrl('/secure_env'), vars);
  checkResponse(resp);

  // 3) parse, then unwrap { result }
  const json = await resp.json();
  const baseUrl = getResult<string>(json);

  // 4) now build your final URL
  return make_path(baseUrl, clean);
}