import { defineConfig } from 'vitest/config';
import { fileURLToPath } from 'node:url';

export default defineConfig({
  resolve: {
    alias: {
      '@': fileURLToPath(new URL('.', import.meta.url)),
    },
  },
  test: {
    environment: 'node',
    include: ['lib/**/*.test.ts', 'lib/**/*.test.tsx', 'tests/**/*.test.ts'],
    // Runs before any module is imported, so the Prisma client is built
    // against the test database rather than the development one.
    setupFiles: ['tests/setup-database.ts'],
    // The integration files share one database and each truncates it, so
    // running files in parallel makes them race. The whole suite is a couple
    // of seconds; giving every file its own database would buy nothing.
    fileParallelism: false,
    coverage: {
      provider: 'v8',
      reporter: ['text', 'html', 'lcov'],
      include: ['lib/**'],
      exclude: [
        'lib/**/*.test.ts',
        'lib/**/*.test.tsx',
        // Generated by `prisma generate`; not ours to cover.
        'lib/generated/**',
      ],
      // The business core must stay covered; the CI fails below these.
      thresholds: {
        'lib/schedule/**': { statements: 85, branches: 85, functions: 85, lines: 85 },
        'lib/screen/**': { statements: 85, branches: 85, functions: 85, lines: 85 },
      },
    },
  },
});