import test from 'node:test';
import assert from 'node:assert/strict';
import { readdir, readFile } from 'node:fs/promises';
import { join } from 'node:path';

const root = new URL('../src/', import.meta.url);

async function jsxFiles(directory) {
  const entries = await readdir(directory, { withFileTypes: true });
  const files = [];
  for (const entry of entries) {
    const path = join(directory, entry.name);
    if (entry.isDirectory()) files.push(...await jsxFiles(path));
    else if (entry.isFile() && entry.name.endsWith('.jsx')) files.push(path);
  }
  return files;
}

test('every JSX button declares an explicit button or submit type', async () => {
  const files = await jsxFiles(root.pathname);
  const violations = [];
  for (const file of files) {
    const source = await readFile(file, 'utf8');
    for (const match of source.matchAll(/<button\b[^>]*>/gs)) {
      const tag = match[0];
      const line = source.slice(0, match.index).split('\n').length;
      const type = /\btype\s*=\s*["'](button|submit)["']/.exec(tag)?.[1];
      if (!type) violations.push(`${file}:${line}`);
    }
  }
  assert.deepEqual(violations, [], `type eksik düğmeler: ${violations.join(', ')}`);
});