import js from '@eslint/js';
import globals from 'globals';
import reactHooks from 'eslint-plugin-react-hooks';

export default [
  { ignores: ['dist/**', 'coverage/**', 'node_modules/**', 'server/data/**', 'public/**'] },
  js.configs.recommended,
  {
    files: ['src/**/*.{js,jsx}'],
    languageOptions: {
      ecmaVersion: 'latest',
      sourceType: 'module',
      globals: { ...globals.browser },
      parserOptions: { ecmaFeatures: { jsx: true } },
    },
    plugins: { 'react-hooks': reactHooks },
    rules: {
      'react-hooks/rules-of-hooks': 'error',
      'react-hooks/exhaustive-deps': 'warn',
      'no-unused-vars': ['warn', { varsIgnorePattern: '^_|^[A-Z]', argsIgnorePattern: '^_', caughtErrors: 'none' }],
      'no-empty': ['error', { allowEmptyCatch: true }],
    },
  },
  {
    files: ['server/**/*.js', 'scripts/**/*.mjs', 'vite.config.js', 'playwright.config.js', 'eslint.config.js', 'postcss.config.js', 'tailwind.config.js'],
    languageOptions: { ecmaVersion: 'latest', sourceType: 'module', globals: { ...globals.node } },
    rules: { 'no-unused-vars': ['warn', { argsIgnorePattern: '^_', caughtErrors: 'none' }], 'no-empty': ['error', { allowEmptyCatch: true }] },
  },
  {
    // Playwright tests run in Node but hand functions to the browser page, which use browser globals
    files: ['e2e/**/*.js'],
    languageOptions: { ecmaVersion: 'latest', sourceType: 'module', globals: { ...globals.node, ...globals.browser } },
    rules: { 'no-unused-vars': ['warn', { argsIgnorePattern: '^_', caughtErrors: 'none' }] },
  },
  {
    files: ['**/*.test.{js,jsx}', 'src/setupTests.js', 'src/test/**'],
    languageOptions: { globals: { ...globals.browser, ...globals.node, vi: 'readonly' } },
  },
];