'use strict';
const assert = require('node:assert');
const fs = require('node:fs');
const path = require('node:path');

const mainSrc = fs.readFileSync(path.join(__dirname, '..', 'main.js'), 'utf8');
const rendererSrc = fs.readFileSync(path.join(__dirname, '..', 'renderer', 'renderer.js'), 'utf8');

let passed = 0;
function check(name, fn) {
  try { fn(); console.log('  ok -', name); passed++; }
  catch (e) { console.error('  FAIL -', name, e.message); process.exitCode = 1; }
}

const toggleWindow = mainSrc.match(/function toggleWindow\s*\([\s\S]*?\n\}/);
check('toggleWindow 函数存在', () => {
  assert.ok(toggleWindow, '找不到 toggleWindow');
});

check('toggleWindow 在 show() 之前调用 positionAtTopCenter', () => {
  const fn = toggleWindow[0];
  // 两次 show() 调用的索引位置
  const showIndices = [];
  let from = 0;
  while (true) {
    const i = fn.indexOf('mainWindow.show()', from);
    if (i < 0) break;
    showIndices.push(i);
    from = i + 1;
  }
  assert.ok(showIndices.length >= 2, `期望至少 2 处 mainWindow.show()，找到 ${showIndices.length}`);

  const posIndices = [];
  from = 0;
  while (true) {
    const i = fn.indexOf('positionAtTopCenter()', from);
    if (i < 0) break;
    posIndices.push(i);
    from = i + 1;
  }
  assert.strictEqual(posIndices.length, showIndices.length,
    `positionAtTopCenter 调用次数(${posIndices.length}) 应与 show 调用次数(${showIndices.length}) 相同`);

  for (let k = 0; k < showIndices.length; k++) {
    assert.ok(posIndices[k] < showIndices[k],
      `第 ${k + 1} 次：positionAtTopCenter 必须在 show 之前 (pos=${posIndices[k]}, show=${showIndices[k]})`);
  }
});

// ---------- renderer 端：Esc / × 走 hide()，不再销毁窗口 ----------

check('renderer.js 已解构 hide（来自 preload）', () => {
  assert.ok(
    /const\s*\{[\s\S]*?\bhide\b[\s\S]*?\}\s*=\s*window\.api/.test(rendererSrc),
    'renderer.js 没从 window.api 解构 hide()'
  );
});

check('Esc 路径调用 hide()，不再 window.close()', () => {
  // 抓出 Escape 分支整个 if 块（包含 body）
  const escBlock = rendererSrc.match(/if\s*\(\s*e\.key\s*===\s*'Escape'\s*\)\s*\{[\s\S]*?\n\s{2}\}/);
  assert.ok(escBlock, '找不到 Escape 分支');
  assert.ok(
    /\bhide\s*\(/.test(escBlock[0]),
    'Escape 分支没调 hide()'
  );
  assert.ok(
    !/window\.close\s*\(/.test(escBlock[0]),
    'Escape 分支还在用 window.close()'
  );
});

check('× 按钮（$closeBtn）click 调用 hide()，不再 window.close()', () => {
  const onClick = rendererSrc.match(/\$closeBtn\.addEventListener\(\s*'click'[\s\S]*?\}\s*\)\s*;/);
  assert.ok(onClick, '找不到 $closeBtn click 处理');
  assert.ok(
    /\bhide\s*\(/.test(onClick[0]),
    '$closeBtn click 没调 hide()'
  );
  assert.ok(
    !/window\.close\s*\(/.test(onClick[0]),
    '$closeBtn click 还在用 window.close()'
  );
});

console.log(`\n${passed} checks passed`);