// ABOUTME: Metro bundler configuration for Expo with NativeWind v4 and npm workspaces
// ABOUTME: Enables CSS support for Tailwind-style classes and resolves workspace packages
const { getDefaultConfig } = require('expo/metro-config');
const path = require('path');
// Load NativeWind's metro plugin with fallback for CI environments
// In some CI configurations (like xcodebuild's bundle phase), module resolution may fail
let withNativeWind;
try {
withNativeWind = require('nativewind/metro').withNativeWind;
} catch (loadError) {
// Fallback for environments where NativeWind can't be loaded
// This allows the build to proceed; styles will use fallback rendering
withNativeWind = (config, nativeWindOptions) => config;
console.warn('NativeWind metro plugin not available:', loadError.message);
}
// Get the project root (monorepo root)
const projectRoot = __dirname;
const monorepoRoot = path.resolve(projectRoot, '..');
const config = getDefaultConfig(projectRoot);
// Watch all files in the monorepo
config.watchFolders = [monorepoRoot];
// Let Metro know where to resolve packages from
config.resolver.nodeModulesPaths = [
path.resolve(projectRoot, 'node_modules'),
path.resolve(monorepoRoot, 'node_modules'),
];
// Resolve packages from the monorepo root
config.resolver.disableHierarchicalLookup = false;
// Ensure @pierre/* packages resolve correctly
config.resolver.extraNodeModules = {
'@pierre/shared-types': path.resolve(monorepoRoot, 'packages/shared-types'),
'@pierre/shared-constants': path.resolve(monorepoRoot, 'packages/shared-constants'),
'@pierre/api-client': path.resolve(monorepoRoot, 'packages/api-client'),
};
// Use resolveRequest to redirect @pierre/api-client to mobile-specific entry
// This avoids importing web.ts which uses import.meta (not supported by Hermes)
config.resolver.resolveRequest = (context, moduleName, platform) => {
if (moduleName === '@pierre/api-client') {
return {
filePath: path.resolve(monorepoRoot, 'packages/api-client/src/index-mobile.ts'),
type: 'sourceFile',
};
}
// Force single React instance across all workspace packages
// Bun workspace hoisting can place react in both local and root node_modules,
// causing "Cannot read property 'useState' of null" hooks crash at runtime
if (moduleName === 'react' || moduleName.startsWith('react/')) {
return {
filePath: require.resolve(moduleName, { paths: [projectRoot] }),
type: 'sourceFile',
};
}
return context.resolveRequest(context, moduleName, platform);
};
// Use port 8082 to avoid conflict with Pierre MCP server on 8081
config.server = {
...config.server,
port: 8082,
};
module.exports = withNativeWind(config, { input: './global.css' });
