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nc.963.cn


			
				
					
						
						
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							<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no, viewport-fit=cover">
  <title>vConsole/Demo1</title>
  <link href="./lib/weui.min.css" rel="stylesheet"/>
  <link href="./lib/demo.css" rel="stylesheet"/>

  <!-- 引入vConsole的JS库 -->
  <script src="../dist/vconsole.min.js"></script>

</head>
<body ontouchstart>
  <div class="page">
    <h1 class="page_title">Demo 1</h1>
    <div class="weui_text_area">
      <p class="weui_msg_desc">点击下面的按钮，即可打印 log。<br/>点击右下角按钮，即可查看 log。</p>
    </div>
    <a href="javascript:;" class="weui_btn weui_btn_primary js_btn_log" data-type="log">普通日志(log)</a>
    <a href="javascript:;" class="weui_btn weui_btn_primary js_btn_log" data-type="info">信息日志(info)</a>
    <a href="javascript:;" class="weui_btn weui_btn_primary js_btn_log" data-type="debug">调试日志(debug)</a>
    <a href="javascript:;" class="weui_btn weui_btn_primary js_btn_log" data-type="warn">警告日志(warn)</a>
    <a href="javascript:;" class="weui_btn weui_btn_primary js_btn_log" data-type="error">报错日志(error)</a>

    <a href="javascript:;" class="weui_btn weui_btn_default js_btn_log_obj">打印Object</a>
    <a href="javascript:;" class="weui_btn weui_btn_default js_btn_trigger_error">触发JS Error</a>
    <a href="javascript:;" class="weui_btn weui_btn_default js_btn_log_sys">打印到系统面板</a>
    <a href="javascript:;" class="weui_btn weui_btn_default js_btn_ajax_get">发起GET Request</a>
    <a href="javascript:;" class="weui_btn weui_btn_default js_btn_ajax_post">发起POST Request</a>

    <a href="javascript:;" class="weui_btn weui_btn_default js_btn_clear">清除日志</a>
    <a href="javascript:;" class="weui_btn weui_btn_warn js_btn_hideswitch">隐藏按钮</a>
    <a href="javascript:;" class="weui_btn weui_btn_warn js_btn_destroy">销毁vConsole</a>
  </div>
  <div class="weui_toptips weui_notice" id="js_tips">已打印log</div>
</body>

<script>
// 初始化vConsole
window.vConsole = new window.VConsole({
  defaultPlugins: ['system', 'network', 'element', 'storage'], // 可以在此设定要默认加载的面板
  maxLogNumber: 1000,
  // disableLogScrolling: true,
  onReady: () => {
    console.log('vConsole is ready.');
  },
  onClearLog: () => {
    console.log('on clearLog');
  }
});

console.info('欢迎使用 vConsole。vConsole 是一个由微信前端团队研发的 Web 前端开发者面板，可用于展示 console 日志，方便开发、调试。');

// 定义一些快捷方法
const DOM = document.querySelector.bind(document);
const DOMs = document.querySelectorAll.bind(document);
const BindTap = (selector, fn) => {
  const $elm = typeof selector === 'string' ? DOM(selector) : selector;
  $elm.addEventListener('touchend', fn);
};
const Ajax = (method, url, data, callback) => {
  const xhr = new XMLHttpRequest();
  if (method === 'GET') {
    const params = [];
    for (let k in data) {
      params.push(k + '=' + data[k]);
    }
    url += '?' + params.join('&');
  }
  xhr.open(method, url);
  xhr.send(data);
  xhr.onload = () => {
    callback(xhr.response);
  };
  xhr.onerror = () => {
    console.log('XHR Error');
  };
};

DOMs('.js_btn_log').forEach(($elm) => {
  BindTap($elm, (e) => {
    const type = e.target.dataset.type;
    console[type](type); // 例如，console.log(type)
    showTips();
  });
});
BindTap('.js_btn_log_obj', (e) => {
  const obj = {
    'foo': 'bar',
    'obj': {'bool': true},
    'arr': [9, 8, 7],
    'tips': 'JS对象可以折叠展示'
  };
  console.log(obj);
  showTips();
});
BindTap('.js_btn_trigger_error', (e) => {
  showTips();
  const err = undefined;
  err.a = 1;
});
BindTap('.js_btn_log_sys', (e) => {
  // 输出到系统面板
  console.log('[system]', '当前时间戳:', (+new Date()));
  showTips();
});
BindTap('.js_btn_ajax_get', (e) => {
  // 发起一个AJAX
  Ajax('GET', 'ajax.json',  { id: Math.ceil(Math.random() * 10000), action: 'Get' }, (resp) => {
    console.log(resp);
  });
  showTips();
});
BindTap('.js_btn_ajax_post', (e) => {
  // 发起一个AJAX
  Ajax('POST', 'ajax.json',  { id: Math.ceil(Math.random() * 10000), action: 'Post' }, (resp) => {
    console.log(resp);
  });
  showTips();
});
BindTap('.js_btn_clear', (e) => {
  console.clear();
});
BindTap('.js_btn_hideswitch', (e) => {
  const $elm = e.target;
  if ($elm.classList.contains('weui_btn_disabled')) {
    return false;
  }
  $elm.classList.add('weui_btn_disabled');
  window.vConsole.hideSwitch();
  let count = 6;
  const cb = () => {
    count--;
    if (count == 0) {
      window.vConsole.showSwitch();
      $elm.classList.remove('weui_btn_disabled');
      $elm.innerHTML = '隐藏按钮';
      clearInterval(timer);
      return;
    }
    $elm.innerHTML = '隐藏按钮(' + count + ')';
  }
  cb();
  let timer = setInterval(cb, 1000);
});
BindTap('.js_btn_destroy', (e) => {
  const $elm = e.target;
  if ($elm.classList.contains('weui_btn_disabled')) {
    return false;
  }
  DOMs('.weui_btn').forEach(($elm) => {
    $elm.classList.add('weui_btn_disabled');
  });
  window.vConsole.destroy();
  $elm.innerHTML = '刷新页面以重载vConsole';
});

// 用于页面内展示顶部tips
let tipsTimer;
const showTips = () => {
  tipsTimer && clearTimeout(tipsTimer);
  DOM('#js_tips').style.display = 'block';
  tipsTimer = setTimeout(() => {
    DOM('#js_tips').style.display = 'none';
  }, 1500);
}

</script>
</html>