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

// Find the project and workspace directories
const projectRoot = __dirname;
const monorepoRoot = path.resolve(projectRoot, '../..');

const config = getDefaultConfig(projectRoot);

// 1. Watch all files within the monorepo (include default watchFolders)
config.watchFolders = [...(config.watchFolders || []), monorepoRoot];

// 2. Let Metro know where to resolve packages from
config.resolver.nodeModulesPaths = [
  path.resolve(projectRoot, 'node_modules'),
  path.resolve(monorepoRoot, 'node_modules'),
];

// 3. Enable symlink support for pnpm
config.resolver.unstable_enableSymlinks = true;

// 4. Handle .js imports that should resolve to .ts files (NodeNext compatibility)
// TypeScript with moduleResolution: NodeNext requires .js extensions in imports
// even for .ts source files. Metro needs help resolving these correctly.
config.resolver.resolveRequest = (context, moduleName, platform) => {
  if (moduleName.startsWith('.') && moduleName.endsWith('.js')) {
    const tsModuleName = moduleName.replace(/\.js$/, '.ts');
    try {
      return context.resolveRequest(context, tsModuleName, platform);
    } catch {
      // Fall through to default resolution if .ts doesn't exist
    }
  }
  return context.resolveRequest(context, moduleName, platform);
};

module.exports = withNativewind(config, { input: './global.css' });