import { isAbsolute, relative, resolve, sep } from 'node:path';

const ignoredPathSegments = new Set(['.git', '.dev', 'node_modules', 'dist', 'android']);

export function toSafeAbsolutePath(workspaceRoot: string, requestedPath = '.'): string {
  const root = resolve(workspaceRoot);
  const target = resolve(root, requestedPath || '.');
  const relativePath = relative(root, target);

  if (relativePath === '' || (!relativePath.startsWith('..') && !relativePath.includes(`..${sep}`) && !isAbsolute(relativePath))) {
    return target;
  }

  throw new Error('Path is outside the configured workspace root');
}

export function toWorkspacePath(workspaceRoot: string, absolutePath: string): string {
  const relativePath = relative(resolve(workspaceRoot), resolve(absolutePath));
  return relativePath === '' ? '.' : relativePath.split(sep).join('/');
}

export function isIgnoredWorkspacePath(workspacePath: string): boolean {
  return workspacePath
    .split('/')
    .filter(Boolean)
    .some((segment) => ignoredPathSegments.has(segment));
}