/**
 * One-liner install commands for the native host, by platform.
 * Used by the onboarding card when the native host is not found.
 * Mirrored in Holesail (`renderer/dashboard/data/install-commands.js`).
 * Testable from Node (see test/install-commands.test.js).
 */

const INSTALL_SCRIPT_BASE_URL = 'https://git.ssh.surf/snxraven/holesail-browser/raw/branch/main/scripts/';

/**
 * @param {string} baseUrl - Base URL for scripts (no trailing slash; we add / before filename).
 * @param {'macos'|'linux'|'win32'} platform
 * @returns {{ label: string, command: string }}
 */
function getInstallCommand(baseUrl, platform) {
  const base = baseUrl.replace(/\/?$/, '/');
  if (platform === 'win32') {
    return {
      label: 'Windows (PowerShell)',
      command: `irm ${base}install.ps1 | iex`
    };
  }
  if (platform === 'macos' || platform === 'linux') {
    return {
      label: platform === 'macos' ? 'macOS' : 'Linux',
      command: `curl -fsSL ${base}web-installer.sh | bash`
    };
  }
  return {
    label: 'macOS / Linux',
    command: `curl -fsSL ${base}web-installer.sh | bash`
  };
}

/**
 * Detect platform from navigator (browser only). Returns 'win32' | 'macos' | 'linux'.
 */
function detectPlatform() {
  if (typeof navigator === 'undefined' || !navigator.platform) return 'linux';
  const p = navigator.platform.toLowerCase();
  if (p.includes('win')) return 'win32';
  if (p.includes('mac')) return 'macos';
  return 'linux';
}

if (typeof module !== 'undefined' && module.exports) {
  module.exports = { getInstallCommand, detectPlatform, INSTALL_SCRIPT_BASE_URL };
}