import { readFileSync } from "node:fs";

// Parses tests/e2e/.env.local (git-ignored) into a plain record. Returns {}
// when the file is absent so config load never crashes before a useful error.
export function loadEnvFile(): Record<string, string> {
  try {
    const raw = readFileSync(new URL("../.env.local", import.meta.url), "utf8");
    const out: Record<string, string> = {};
    for (const line of raw.split("\n")) {
      const m = line.match(/^\s*([A-Z0-9_]+)\s*=\s*(.*)\s*$/);
      if (m) out[m[1]] = m[2];
    }
    return out;
  } catch {
    return {};
  }
}

const env = loadEnvFile();

export const BASE_URL = process.env.E2E_BASE_URL || env.E2E_BASE_URL || "https://www.franksdank.cloud";

// Anubis challenges obvious headless UAs; present as a stock Chrome.
export const REAL_UA =
  "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36";

function credential(name: string): string {
  const v = process.env[name] || env[name];
  if (!v) throw new Error(`missing ${name} — set it in tests/e2e/.env.local or the environment`);
  return v;
}

export function standardCredentials(): { user: string; pass: string } {
  return { user: credential("E2E_STANDARD_USER"), pass: credential("E2E_STANDARD_PASS") };
}

export function adminCredentials(): { user: string; pass: string } {
  return { user: credential("E2E_ADMIN_USER"), pass: credential("E2E_ADMIN_PASS") };
}