// Metro config for Expo inside a pnpm monorepo.
// Key points:
//  - Watch the repo root so workspace packages (@chat-app/shared, db-types) are seen.
//  - Disable hierarchical lookup so Metro uses only the hoisted/workspace node_modules.
//  - Add nodeModulesPaths so symlinked workspace deps resolve.

const { getDefaultConfig } = require('expo/metro-config');
const path = require('path');

const projectRoot = __dirname;
const workspaceRoot = path.resolve(projectRoot, '../..');

const config = getDefaultConfig(projectRoot);

config.watchFolders = [workspaceRoot];
config.resolver.nodeModulesPaths = [
  path.resolve(projectRoot, 'node_modules'),
  path.resolve(workspaceRoot, 'node_modules'),
];
config.resolver.disableHierarchicalLookup = true;
// Make Metro honor the "exports" field in package.json. @chat-app/shared
// maps subpaths like "./supabase" -> "./src/supabase/index.ts" via exports;
// without this flag the eager bundler (preview/production) ignores them
// and falls back to legacy main-only resolution, which 404s on subpaths.
config.resolver.unstable_enablePackageExports = true;

module.exports = config;