import { defineConfig } from 'vitest/config';
import react from '@vitejs/plugin-react';
import path from 'node:path';

export default defineConfig({
  plugins: [react()],
  resolve: {
    alias: {
      '@': path.resolve(__dirname, './apps/web/src'),
    },
    // Deduplicate React to avoid "multiple copies" errors when packages
    // installed in workspace sub-directories shadow the hoisted copies.
    dedupe: ['react', 'react-dom'],
  },
  test: {
    // Enable test globals (describe, it, expect without imports)
    globals: true,
    env: {
      CW_LOG_LEVEL: 'silent',
    },
    // Test file pattern
    include: ['**/*.test.ts', '**/*.test.tsx'],
    exclude: ['**/node_modules/**', '**/dist/**', 'packages/**'],
    environmentMatchGlobs: [
      ['apps/web/**', 'happy-dom'],
    ],
    // TypeScript support uses tsconfig.json automatically
    // Coverage reporter (optional, for future use)
    coverage: {
      provider: 'v8',
      reporter: ['text', 'json', 'html'],
      reportsDirectory: './apps/server/coverage',
    },
  },
});