/* fn-code.js — создание функции из кода (независимый модуль) */

function onLangChangeCode() {
  var lang = document.getElementById('cc-lang').value;
  var t = LANG_TEMPLATES[lang];
  if (t) {
    document.getElementById('cc-entry').value = t.entrypoint;
    document.getElementById('cc-code').value = t.code;
  }
  // Обновляем лейбл поля зависимостей под язык
  var depsLabels = {
    python:  'Зависимости (requirements.txt)',
    nodejs:  'Зависимости (package.json dependencies)',
    php:     'Зависимости (composer.json)',
    ruby:    'Зависимости (Gemfile)',
  };
  var depsPlaceholders = {
    python:  'boto3\nrequests>=2.28\npsycopg2-binary',
    nodejs:  'express: ^4.18.2\naxios: ^1.6.0',
    php:     '{\n  "require": {\n    "guzzlehttp/guzzle": "^7.0"\n  }\n}',
    ruby:    "gem 'httparty'\ngem 'pg'",
  };
  var label = document.getElementById('cc-deps-label');
  var area  = document.getElementById('cc-deps');
  if (label) label.textContent = depsLabels[lang] || 'Зависимости';
  if (area)  area.placeholder  = depsPlaceholders[lang] || '';
}

function openCreateCode() {
  document.getElementById('cc-lang').value = 'python';
  onLangChangeCode();
  document.getElementById('cc-name').value = '';
  document.getElementById('cc-route').value = '';
  document.getElementById('cc-methods').value = 'GET';
  document.getElementById('cc-timeout').value = '60';
  document.getElementById('cc-deps').value = '';
  document.getElementById('cc-schedule-enabled').checked = false;
  document.getElementById('cc-cron').value = '';
  toggleScheduleFields('cc');
  var aiRes = document.getElementById('cc-ai-result');
  if (aiRes) { aiRes.style.display = 'none'; aiRes.textContent = ''; }
  hideModalError('cc-error');
  document.getElementById('create-code-modal').classList.add('open');
  document.getElementById('cc-name').focus();
}

function closeCreateCode() {
  document.getElementById('create-code-modal').classList.remove('open');
}

async function submitCreateCode() {
  const btn = document.getElementById('cc-submit');
  btn.disabled = true;
  const progress = startTimedStatus('Создаём функцию...', 'Создание функции...', explainDelay);
  try {
    const name = document.getElementById('cc-name').value.trim();
    if (!name) throw new Error('name is required');
    const lang = document.getElementById('cc-lang').value.trim();
    if (!lang) throw new Error('language is required');

    await requestJSON(API_BASE + '/functions', 'POST', {
      name: name,
      language: lang,
      entrypoint: document.getElementById('cc-entry').value.trim(),
      route: document.getElementById('cc-route').value.trim(),
      methods: parseMethods(document.getElementById('cc-methods').value),
      timeout: parseTimeout(document.getElementById('cc-timeout').value),
      code: document.getElementById('cc-code').value,
      deps: document.getElementById('cc-deps').value.trim(),
    });

    try {
      await syncScheduleForFunction(name, 'cc');
    } catch (scheduleErr) {
      try {
        await requestJSON(API_BASE + '/functions/' + encodeURIComponent(name), 'DELETE');
      } catch (rollbackErr) {
        scheduleErr.message += '; rollback failed: ' + rollbackErr.message;
      }
      throw scheduleErr;
    }

    closeCreateCode();
    progress.stop('Функция создана: ' + name, 'ok');
    await reloadAll();
  } catch (e) {
    progress.stop('Ошибка создания: ' + e.message, 'err');
    showModalError('cc-error', 'Ошибка: ' + e.message);
  } finally {
    btn.disabled = false;
  }
}