import js from '@eslint/js';
import { defineConfig, globalIgnores } from 'eslint/config';
import globals from 'globals';
import reactHooks from 'eslint-plugin-react-hooks';
import reactRefresh from 'eslint-plugin-react-refresh';
import tseslint from 'typescript-eslint';

// Flat config in ESLint 10's own form (defineConfig replaces the deprecated
// tseslint.config). react-hooks' recommended preset includes the React
// Compiler rules: pure renders, no setState straight inside an effect.
export default defineConfig([
  globalIgnores(['dist']),
  {
    files: ['**/*.{ts,tsx}'],
    extends: [js.configs.recommended, tseslint.configs.recommended, reactHooks.configs.flat.recommended],
    languageOptions: {
      ecmaVersion: 2020,
      globals: globals.browser,
    },
    plugins: {
      'react-refresh': reactRefresh,
    },
    rules: {
      'react-refresh/only-export-components': ['warn', { allowConstantExport: true }],
    },
  },
]);