eslint.config.mjs

// @ts-check
import path from 'node:path';
import { fileURLToPath } from 'node:url';
import js from '@eslint/js';
import { FlatCompat } from '@eslint/eslintrc';
import ts from 'typescript-eslint';
import playwright from 'eslint-plugin-playwright';
import eslintConfigPrettier from 'eslint-config-prettier';
import vitest from '@vitest/eslint-plugin';

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
const compat = new FlatCompat({
  baseDirectory: __dirname,
  recommendedConfig: js.configs.recommended,
  allConfig: js.configs.all,
});

const config = ts.config(
  { ignores: ['.next/*', '.open-next/*', 'cdk/*', './.lintstagedrc.mjs'] },
  ...compat.extends('next/core-web-vitals', 'next/typescript'),
  eslintConfigPrettier,
  {
    languageOptions: {
      parserOptions: {
        projectService: true,
        tsconfigRootDir: import.meta.dirname,
      },
    },
    rules: {
      'no-restricted-imports': [
        'error',
        {
          patterns: ['@mui/*/*/*', '../../*'],
        },
      ],
    },
  },
  {
    ...playwright.configs['flat/recommended'],
    files: ['tests/e2e/**/*.ts'],
    rules: {
      ...playwright.configs['flat/recommended'].rules,
      '@typescript-eslint/no-floating-promises': 'error',
      'playwright/expect-expect': 'off',
      'playwright/no-conditional-in-test': 'off',
      'playwright/no-conditional-expect': 'off',
    },
  },
  {
    files: ['src/**/*.test.ts*'], // or any other pattern
    plugins: {
      vitest,
    },
    rules: {
      ...vitest.configs.recommended.rules, // you can also use vitest.configs.all.rules to enable all rules
      'vitest/max-nested-describe': ['error', { max: 2 }], // you can also modify rules' behavior using option like this
    },
  },
);

export default config;