var fp = null;
var fcp = null;
var lcp = null;
var ndaction = null;
// 获取对应链接
function getPlatformUrl(str, appid) {
  var links = {
    683003001: {
      iOSUrl: 'https://apps.apple.com/cn/app/id6737598824',
      androidUrl: 'market://details?id=com.cd.bestreels',
    },
    683002001: {
      iOSUrl: 'https://apps.apple.com/cn/app/id6502931639',
      androidUrl: 'market://details?id=com.changdu.moboshort',
    },
  }

  var u = navigator.userAgent,
    isiOS = !!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/),
    url = links[appid].iOSUrl;
  if (!isiOS) {
    copyToClipboard(str);
    url = links[appid].androidUrl + '&referrer=' + encodeURIComponent(encodeURIComponent(str));
  }
  return url;
}

//获取指定名称的cookie的值
function getCookie(key) {
  var arrstr = document.cookie.split('; ');
  for (var i = 0; i < arrstr.length; i++) {
    var temp = arrstr[i].split('=');
    if (temp[0] == key) return unescape(temp[1]);
  }
}

//获取url参数
function getUrlVariable(variable) {
  var query = window.location.search.substring(1);
  var vars = query.split('&');
  for (var i = 0; i < vars.length; i++) {
    var pair = vars[i].split('=');
    if (pair[0] == variable) {
      if (variable === 'adid' && pair[1] === '{{adid}}') {
        return getUrlVariable('rawadid') || '{{adid}}';
      }
      return pair[1];
    }
  }
  return false;
}

// 复制到剪切板
function copyToClipboard(str) {
  try {
    var el = document.createElement('textarea');
    el.value = str;
    el.setAttribute('readonly', '');
    el.style.position = 'absolute';
    el.style.left = '-9999px';
    document.body.appendChild(el);
    var selected = document.getSelection().rangeCount > 0 ? document.getSelection().getRangeAt(0) : false;
    el.select();
    document.execCommand('copy');
    document.body.removeChild(el);
    if (selected) {
      document.getSelection().removeAllRanges();
      document.getSelection().addRange(selected);
    }
  } catch (e) {
    try {
      window.clipboardData && window.clipboardData.setData("text", str);
    } catch (err) {
      console.error("window.clipboardData was unsuccessful", err)
    }
  }
}

function copyNDAction(ndaction) {
  if (navigator.clipboard && navigator.permissions) {
    navigator.clipboard.writeText(ndaction)
      .catch((e) => {
        copyToClipboard(ndaction)
      })
  } else {
    copyToClipboard(ndaction)
  }
}

// 转URL参数
function parseParams(data) {
  try {
    var tempArr = [];
    for (var i in data) {
      var key = encodeURIComponent(i);
      var value = encodeURIComponent(data[i]);
      tempArr.push(key + '=' + value);
    }
    var urlParamsStr = tempArr.join('&');
    return urlParamsStr;
  } catch (err) {
    return '';
  }
}

var sensors = window.sensorsDataAnalytic201505 || {
  init: function () {
  }, login: function () {
  }, registerPage: function () {
  }, track: function () {
  }
}, current_url = window.location.href.replace(/{/g, '<').replace(/}/g, '>');
sensors.init({
  server_url: 'https://log2.51changdu.com/api/projectevent?project=event_log&remark=online',
  show_log: false,
  name: 'sensors',
  send_type: 'ajax',
  app_js_bridge: true,
  max_string_length: 999999999999,
  app_flush_interval: 15000,
  app_flush_bulkSize: 100,
  app_flush_network_policy: 30,
  app_session_interval_time: 30000,
  app_data_collect: true,
  datasend_timeout: 2000, //一次请求超过多少毫秒的话自动取消，防止请求无响应。
});

var track = function(e, r, isRetry = 0) {
  if(!location.origin.includes('bestreels.com') && !location.origin.includes('moboshort.com')){
    return false
  }

  try {
    var conditions = [
      { os: 'facebookexternalhit', version: '' },
      { os: 'Windows NT 10.0', version: '537.36' },
      { os: 'Windows NT 6.1', version: '537.36' }
    ];

    var userAgent = navigator.userAgent;
    var matchedCondition = null;

    for (var i = 0; i < conditions.length; i++) {
      var condition = conditions[i];
      if (userAgent.indexOf(condition.os) !== -1 && userAgent.indexOf(condition.version) !== -1) {
        matchedCondition = condition;
        break;
      }
    }

    if (matchedCondition) {
      console.log(matchedCondition);
      return;
    }
  } catch (e) {}

  var params = document.querySelector('.params');
  var data = params.dataset;
  var adid = getUrlVariable('adid') || '';
  if(adid) {
    adid = adid.replace(/{/g, '<').replace(/}/g, '>');
  }
  var timeout = 1800; // 超时时间1.8秒
  var isCallbackCalled = false; // 标记回调函数是否已经调用

  if (e === 'CDClick') {
    sensors.track('CDClick', {
      CDClickPath: JSON.stringify({
        position: r,
        serial: adid,
        type: e,
        extid: extid || '',
        name: data.campaignname,
        ver: '3',
        isretry: isRetry,
      }),
      $url: current_url
    }, function () {
      isCallbackCalled = true;
    });
  }

  if (e === 'CDExposure') {
    sensors.track('CDExposure', {
      CDExposureValue: JSON.stringify({
        position: r,
        serial: adid,
        type: e,
        extid: extid || '',
        name: data.campaignname,
        ver: '3',
        isretry: isRetry,
      }),
      $url: current_url,
    }, function () {
      isCallbackCalled = true;
    })
  }

  if (e === 'CDCollect') {
    sensors.track('CDExposure', {
      CDExposureValue: JSON.stringify({
        position: r,
        serial: adid,
        fp: Math.round(fp),
        fcp: Math.round(fcp),
        lcp: Math.round(lcp.startTime),
        type: e,
        extid: extid || '',
        name: data.campaignname,
        ver: '3',
        isretry: isRetry,
      }),
      $url: current_url,
    }, function () {
      isCallbackCalled = true;
    })
  }

  // 设置1.8秒后的重试操作
  setTimeout(function() {
    if (!isCallbackCalled) {
      // 进行重试操作
      track(e, r, 1);
    }
  }, timeout);
};

var handleClick = (isView = false) => {
  if(!location.origin.includes('bestreels.com') && !location.origin.includes('moboshort.com')){
    return false
  }

  var params = document.querySelector('.params');
  var data = params.dataset;
  var fbclid = getUrlVariable('fbclid');
  var fbp = getCookie('_fbp') || '';
  var fbc = getCookie('_fbc') || '';
  var exaction = 'readmore';
  var ts = Math.floor(Date.now() / 1000);
  var adid = getUrlVariable('adid') || '';
  var jump = getUrlVariable('jump') || '0';
  var v = getUrlVariable('v') || '1';

  try {
    if (jump === '1') {
      var arr = fbc.split('.') || [];
      var fbc_fbclid = arr.pop();

      if (fbc_fbclid && fbc_fbclid !== fbclid) {
        fbp = null;
        fbc = null;
      }
    }
  } catch (e) {}

  if (!fbp) {
    var timer1 = new Date().getTime();
    var randomNum = Math.round(2147483647 * Math.random());
    fbp = 'fb.1.' + timer1 + '.' + randomNum;
  }

  if (!fbc) {
    var arr = fbp.split('.') || [];
    // 使用fbp时间戳
    fbc = 'fb.1.' + arr[2] + '.' + fbclid;
  }

  if (isView && jump === '0') {
    exaction = 'viewcontent';
  } else {
    try {
      track('CDClick', 15140001);
      fbq('trackCustom', 'Continue Reading');
    } catch (e) {
      console.log(e);
    }
  }

  var paramsStr = parseParams({
    jsver: '241106',
    extid: extid,
    exaction: exaction,
    pixelid: data.pixelid,
    bookid: data.seriesid,
    appid: data.apptype,
    ts: ts,
    productid: 6833,
    fbp: fbp,
    fbc: fbc,
    adid: adid,
    v: v,
    url: window.location.href,
  });

  var ajax = new XMLHttpRequest();
  ajax.open('get', 'https://analysis.cdreader.com/Fbs2sNotify.ashx?' + paramsStr);
  ajax.send();
  ajax.onreadystatechange = function () {
    if (ajax.readyState == 4 && ajax.status == 200) {
      var traceid = ajax.responseText;
      try {
        if (ajax.responseText) {
          traceid = ajax.responseText.split('|')[0];
        }
      } catch (e) {
        console.error(e);
      }
      ndaction =
        'ndaction:playvideo(' +
        parseParams({
          seriesid: data.seriesid,
          traceid: traceid,
          index: 0,
          adid: adid,
          pixelid: data.pixelid,
          appid: data.apptype,
          ts: ts,
        }) +
        ')'

      copyNDAction(ndaction)
      if (!isView || jump === '1') {
        window.location.href = getPlatformUrl(ndaction, data.apptype)
      }
    } else if (ajax.readyState == 4 && ajax.status != 200) {
      ndaction =
        'ndaction:playvideo(' +
        parseParams({
          seriesid: data.seriesid,
          traceid: 0,
          index: 0,
          adid: adid,
          pixelid: data.pixelid,
          appid: data.apptype,
          ts: ts,
        }) +
        ')'

      copyNDAction(ndaction)
      if (!isView || jump === '1') {
        window.location.href = getPlatformUrl(ndaction, data.apptype)
      }
    }
  }

  if ((!isView || jump === '1') && ndaction && !ndaction.includes('traceid=0')) {
    copyNDAction(ndaction)
  }
}

track('CDExposure', 15140002);

// 监听 First Paint (FP) 和 First Contentful Paint (FCP)
new PerformanceObserver((list) => {
  for (var entry of list.getEntries()) {
    if (entry.name === 'first-paint' && !fp) {
      fp = entry.startTime;
    }
    if (entry.name === 'first-contentful-paint' && !fcp) {
      fcp = entry.startTime;
    }
  }
}).observe({ type: 'paint', buffered: true });

// 监听 Largest Contentful Paint (LCP)
new PerformanceObserver((list) => {
  for (var entry of list.getEntries()) {
    if (!lcp || entry.startTime > lcp.startTime) {
      lcp = entry;
    }
  }
  // 当 LCP 记录更新时，检查是否所有指标都已收集完毕
  checkAndReportMetrics();
}).observe({ type: 'largest-contentful-paint', buffered: true });

// 检查是否所有指标都已收集完毕，并上报数据
function checkAndReportMetrics() {
  if (fp !== null && fcp !== null && lcp !== null) {
    // 上报
    track('CDCollect', 15140005);
  }
}

window.addEventListener('load', () => {
  handleClick(true);
  track('CDExposure', 15140000);
  // 检查是否所有指标都已收集完毕，并上报数据
  checkAndReportMetrics();
});