'use strict';

const assert = require('node:assert/strict');
const fs = require('node:fs');
const path = require('node:path');
const vm = require('node:vm');
const test = require('node:test');

const root = path.resolve(__dirname, '..', '..');
const read = (file) => fs.readFileSync(path.join(root, file), 'utf8');

test('homepage uses the global DOM lifecycle without a second ready path', () => {
  const runtime = read('assets/js/aksrt-runtime.js');
  const homepage = read('assets/js/homepage-fixed.js');

  assert.match(runtime, /aksrt\.autoFun\s*=\s*function\s*\(root, reason\)/);
  assert.match(runtime, /function initRuntime\(\)\s*\{\s*aksrt\.autoFun\(document, 'init'\);/s);
  assert.doesNotMatch(runtime, /function initRuntime\(\)\s*\{\s*aksrt\.autoFun\(document\);/s);

  assert.match(homepage, /window\.AksrtFrontend\.register\('aksrt-homepage', init\)/);
  assert.doesNotMatch(homepage, /DOMContentLoaded/);
  assert.doesNotMatch(homepage, /document\.querySelectorAll\('\[data-sort-dropdown-trigger\]'\)/);
  assert.doesNotMatch(homepage, /document\.querySelectorAll\('\.aksrt-homepage__stream'\)/);
  assert.doesNotMatch(homepage, /document\.querySelectorAll\('\.aksrt-homepage__tabs\.home-tab-nav-box'\)/);
  assert.match(homepage, /dataset\.aksrtHomeTabsBound === '1'/);
  assert.match(homepage, /dataset\.aksrtSortDropdownBound === '1'/);
  assert.match(homepage, /dataset\.aksrtSortbarBound === '1'/);
  assert.match(homepage, /dataset\.aksrtStickyTabsBound === '1'/);
});

test('homepage initializer is registered once and remains idempotent across rehydrate calls', () => {
  const source = read('assets/js/homepage-fixed.js');
  const registrations = [];
  let sortbarClickBindings = 0;
  const sortbar = {
    dataset: {},
    getAttribute() {
      return null;
    },
    addEventListener(type) {
      if (type === 'click') sortbarClickBindings++;
    },
  };
  const stream = {
    querySelector(selector) {
      return selector === '.aksrt-homepage__sortbar' ? sortbar : null;
    },
  };
  const scope = {
    querySelectorAll(selector) {
      return selector === '.aksrt-homepage__stream' ? [stream] : [];
    },
  };
  const context = {
    window: {
      AksrtFrontend: {
        register(name, init) {
          registrations.push({ name, init });
        },
      },
    },
    document: scope,
    console,
    URLSearchParams,
    URL,
    setTimeout,
    clearTimeout,
  };
  context.window.window = context.window;
  context.window.document = scope;
  vm.runInNewContext(source, context, { filename: 'homepage-fixed.js' });

  assert.equal(registrations.length, 1);
  assert.equal(registrations[0].name, 'aksrt-homepage');
  assert.equal(typeof registrations[0].init, 'function');
  registrations[0].init(scope, 'init');
  registrations[0].init(scope, 'ajax');
  assert.equal(sortbarClickBindings, 1);
  assert.equal(sortbar.dataset.aksrtSortbarBound, '1');
});

test('homepage AJAX content continues to use the shared ajax rehydrate contract', () => {
  const homepage = read('assets/js/homepage-fixed.js');
  assert.match(homepage, /window\.AksrtFrontend\.rehydrate\(panel, 'ajax'\)/);
});