document.getElementById('close').addEventListener('click', () => {
  window.parent.postMessage({ action: 'indexind' }, '*');
});

// sidepanel/index.js
// 页面切换逻辑
document.getElementById('nav-timestamp').addEventListener('click', () => {
  switchPage('timestamp');
});

document.getElementById('nav-other').addEventListener('click', () => {
  switchPage('other');
});

/**
 * 更新时间戳显示
 */
function updateTimestamp(showMilliseconds = true) {
  const currentTimestamp = document.getElementById('current-timestamp');
  const currentTimestampUnit = document.getElementById('timestamp-unit');
  const timestamp = Date.now();
  const unit = showMilliseconds ? '毫秒' : '秒';
  currentTimestamp.textContent = showMilliseconds ? timestamp : Math.floor(timestamp / 1000);
  currentTimestampUnit.textContent = unit;
}

const toggleTimestampBtn = document.getElementById('toggle-timestamp-btn');
const stopTimestampBtn = document.getElementById('stop-timestamp-btn');
const startTimestampBtn = document.getElementById('start-timestamp-btn');

stopTimestampBtn.addEventListener('click', () => {
  clearInterval(timestampInterval);
  stopTimestampBtn.style.display = 'none';
  startTimestampBtn.style.display = 'inline-block';
});

startTimestampBtn.addEventListener('click', () => {
  timestampInterval = setInterval(() => updateTimestamp(showMilliseconds), 100);
  startTimestampBtn.style.display = 'none';
  stopTimestampBtn.style.display = 'inline-block';
});

let showMilliseconds = true;
updateTimestamp(showMilliseconds); // 初始化时更新一次时间戳
let timestampInterval = setInterval(() => updateTimestamp(showMilliseconds), 100);
toggleTimestampBtn.addEventListener('click', () => {
  showMilliseconds = !showMilliseconds;
  updateTimestamp(showMilliseconds);
});

const inputTimestamp = document.getElementById('input-timestamp');
const convertTimestampBtn = document.getElementById('convert-timestamp-btn');
const timestampInputResult = document.getElementById('timestamp-input-result');
const timestampUnitSelect = document.querySelector('#page-timestamp select'); // 时间戳单位选择器

convertTimestampBtn.addEventListener('click', () => {
  const timestamp = inputTimestamp.value.trim();
  console.log('输入时间戳：', timestamp);

  if (!timestamp) {
    timestampInputResult.value = '请输入时间戳';
    return;
  }

  // 获取选择的时间戳单位（秒或毫秒）
  const isSeconds = timestampUnitSelect.value === 'seconds';

  // 转换为数字
  let timestampNum = Number(timestamp);

  // 如果是秒，转换为毫秒
  if (isSeconds) {
    timestampNum = timestampNum * 1000;
  }

  // 检查是否为有效数字
  if (isNaN(timestampNum)) {
    timestampInputResult.value = '请输入有效的时间戳';
    return;
  }

  // 创建日期对象
  const date = new Date(timestampNum);

  // 检查日期是否有效
  if (isNaN(date.getTime())) {
    timestampInputResult.value = '无效的日期';
    return;
  }

  console.log('转换日期对象：', date);
  const year = date.getFullYear();
  const month = date.getMonth() + 1;
  const day = date.getDate();
  const hours = date.getHours();
  const minutes = date.getMinutes();
  const seconds = date.getSeconds();

  console.log('转换结果：', `${year}年${month}月${day}日 ${hours}时${minutes}分${seconds}秒`);

  timestampInputResult.value = `${year}年${month}月${day}日 ${hours}时${minutes}分${seconds}秒`;
});

// 复制时间戳到剪贴板
const copyTimestampBtn = document.getElementById('copy-timestamp-btn');
const currentTimestamp = document.getElementById('current-timestamp');
copyTimestampBtn.addEventListener('click', () => {
  // 获取时间戳文本
  const timestampText = currentTimestamp.textContent;

  // 检查扩展上下文是否仍然有效
  if (chrome.runtime && chrome.runtime.sendMessage) {
    chrome.runtime.sendMessage({ action: 'copyText', data: timestampText }, (res) => {
      if (chrome.runtime.lastError) {
        console.error('❌ 传送时间戳文本失败：', chrome.runtime.lastError);
      } else if (res?.success) {
        console.log('✅ 已复制：', timestampText);
      } else {
        console.error('❌ 复制失败：', res);
      }
    });
  }
});

function switchPage(pageName) {
  // 隐藏所有页面
  document.querySelectorAll('.page').forEach((page) => {
    page.classList.remove('active');
  });

  // 移除所有导航按钮的 active 状态
  document.querySelectorAll('.nav-button').forEach((button) => {
    button.classList.remove('active');
  });

  // 显示目标页面
  document.getElementById(`page-${pageName}`).classList.add('active');

  // 激活对应的导航按钮
  document.getElementById(`nav-${pageName}`).classList.add('active');
}

// 关闭按钮逻辑 (使用消息传递)
document.getElementById('close').addEventListener('click', () => {
  // 向父页面发送消息请求关闭
  window.parent.postMessage({ action: 'closeSidebar' }, '*');
});