import { normalizePath } from '@nx/devkit';
import path from 'node:path';

const THEME_STORE_FOLDER = 'assets';

export interface ThemeFile {
  filePath: string;
  stylesIncludePath: string;
  storagePath?: string;
}

export function processAquilaThemePath(
  aquilaThemePath: string | undefined,
  destinationFolder: string
): ThemeFile | null {
  if (!aquilaThemePath) return null;

  let storagePath: string | undefined;
  let stylesIncludePath = aquilaThemePath;

  const isLocalFileAndNotModuleFile = !aquilaThemePath.startsWith('~');

  if (isLocalFileAndNotModuleFile) {
    const fileName = path.basename(aquilaThemePath);
    // prefix with './' to make it relative. join will normalize the path so we can't join the dot
    stylesIncludePath = './' + path.join(THEME_STORE_FOLDER, fileName);
    storagePath = path.join(destinationFolder, 'src', THEME_STORE_FOLDER, fileName);
  }

  return {
    filePath: normalizePath(aquilaThemePath),
    storagePath: storagePath ? normalizePath(storagePath) : undefined,
    stylesIncludePath: normalizePath(stylesIncludePath)
  };
}