import typescriptEslint from '@typescript-eslint/eslint-plugin';
import globals from 'globals';
import tsParser from '@typescript-eslint/parser';
import path from 'node:path';
import { fileURLToPath } from 'node:url';
import js from '@eslint/js';
import { FlatCompat } from '@eslint/eslintrc';

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,
});

export default [
	{
		ignores: ['**/lib'],
	},
	...compat.extends(
		'eslint:recommended',
		'plugin:@typescript-eslint/recommended',
		'plugin:@typescript-eslint/recommended-requiring-type-checking',
		'plugin:prettier/recommended'
	),
	{
		plugins: {
			'@typescript-eslint': typescriptEslint,
		},

		languageOptions: {
			globals: {
				...globals.browser,
				...globals.node,
				Atomics: 'readonly',
				SharedArrayBuffer: 'readonly',
			},

			parser: tsParser,
			ecmaVersion: 5,
			sourceType: 'commonjs',

			parserOptions: {
				project: ['tsconfig.json', 'tests/tsconfig.json'],
			},
		},

		rules: {
			'no-mixed-spaces-and-tabs': ['off'],
			'no-unused-vars': ['off'],
		},
	},
	{
		files: ['src/**/*.ts', 'tests/*.ts'],
	},
];