text: /*!
   * hotkeys-js v3.8.7
   * A simple micro-library for defining and dispatching keyboard shortcuts. It has no dependencies.
   * 
   * Copyright (c) 2021 kenny wong <wowohoo@qq.com>
   * http://jaywcjlove.github.io/hotkeys
   * 
   * Licensed under the MIT license.
   */
  
  const isff = typeof navigator !== 'undefined' ? navigator.userAgent.toLowerCase().indexOf('firefox') > 0 : false;
  // 绑定事件
  function addEvent(object, event, method) {
      if (object.addEventListener) {
          object.addEventListener(event, method, false);
      }
      else if (object.attachEvent) {
          object.attachEvent(`on${event}`, () => { method(window.event); });
      }
  }
  // 修饰键转换成对应的键码
  function getMods(modifier, key) {
      const mods = key.slice(0, key.length - 1);
      for (let i = 0; i < mods.length; i++)
          mods[i] = modifier[mods[i].toLowerCase()];
      return mods;
  }
  // 处理传的key字符串转换成数组
  function getKeys(key) {
      if (typeof key !== 'string')
          key = '';
      key = key.replace(/\s/g, ''); // 匹配任何空白字符,包括空格、制表符、换页符等等
      const keys = key.split(','); // 同时设置多个快捷键，以','分割
      let index = keys.lastIndexOf('');
      // 快捷键可能包含','，需特殊处理
      for (; index >= 0;) {
          keys[index - 1] += ',';
          keys.splice(index, 1);
          index = keys.lastIndexOf('');
      }
      return keys;
  }
  // 比较修饰键的数组
  function compareArray(a1, a2) {
      const arr1 = a1.length >= a2.length ? a1 : a2;
      const arr2 = a1.length >= a2.length ? a2 : a1;
      let isIndex = true;
      for (let i = 0; i < arr1.length; i++) {
          if (arr2.indexOf(arr1[i]) === -1)
              isIndex = false;
      }
      return isIndex;
  }
  
  // Special Keys
  const _keyMap = {
      backspace: 8,
      tab: 9,
      clear: 12,
      enter: 13,
      return: 13,
      esc: 27,
      escape: 27,
      space: 32,
      left: 37,
      up: 38,
      right: 39,
      down: 40,
      del: 46,
      delete: 46,
      ins: 45,
      insert: 45,
      home: 36,
      end: 35,
      pageup: 33,
      pagedown: 34,
      capslock: 20,
      num_0: 96,
      num_1: 97,
      num_2: 98,
      num_3: 99,
      num_4: 100,
      num_5: 101,
      num_6: 102,
      num_7: 103,
      num_8: 104,
      num_9: 105,
      num_multiply: 106,
      num_add: 107,
      num_enter: 108,
      num_subtract: 109,
      num_decimal: 110,
      num_divide: 111,
      '⇪': 20,
      ',': 188,
      '.': 190,
      '/': 191,
      '`': 192,
      '-': isff ? 173 : 189,
      '=': isff ? 61 : 187,
      ';': isff ? 59 : 186,
      '\'': 222,
      '[': 219,
      ']': 221,
      '\\': 220,
      f1: 112,
      f2: 113,
      f3: 114,
      f4: 115,
      f5: 116,
      f6: 117,
      f7: 118,
      f8: 119,
      f9: 120,
      f10: 121,
      f11: 122,
      f12: 123,
      f13: 124,
      f14: 125,
      f15: 126,
      f16: 127,
      f17: 128,
      f18: 129,
      f19: 130,
  };
  // Modifier Keys
  const _modifier = {
      // shiftKey
      '⇧': 16,
      shift: 16,
      // altKey
      '⌥': 18,
      alt: 18,
      option: 18,
      // ctrlKey
      '⌃': 17,
      ctrl: 17,
      control: 17,
      // metaKey
      '⌘': 91,
      cmd: 91,
      command: 91,
  };
  const modifierMap = {
      "16": 'shiftKey',
      "18": 'altKey',
      "17": 'ctrlKey',
      "91": 'metaKey',
      shiftKey: 16,
      ctrlKey: 17,
      altKey: 18,
      metaKey: 91,
  };
  const _mods = {
      "16": false,
      "18": false,
      "17": false,
      "91": false,
  };
  const _handlers = {};
  
  let _downKeys = []; // 记录摁下的绑定键
  let _scope = 'all'; // 默认热键范围
  const elementHasBindEvent = []; // 已绑定事件的节点记录
  // 返回键码
  const code = (x) => {
      return _keyMap[x.toLowerCase()] || _modifier[x.toLowerCase()] || x.toUpperCase().charCodeAt(0);
  };
  // 设置获取当前范围（默认为'所有'）
  function setScope(scope) {
      _scope = scope || 'all';
  }
  // 获取当前范围
  function getScope() {
      return _scope || 'all';
  }
  // 获取摁下绑定键的键值
  function getPressedKeyCodes() {
      return _downKeys.slice(0);
  }
  // 表单控件控件判断 返回 Boolean
  // hotkey is effective only when filter return true
  function filter(event) {
      const target = event.target || event.srcElement;
      const { tagName } = target;
      let flag = true;
      // ignore: isContentEditable === 'true', <input> and <textarea> when readOnly state is false, <select>
      if (target.isContentEditable
          || ((tagName === 'INPUT' || tagName === 'TEXTAREA' || tagName === 'SELECT') && !target.readOnly)) {
          flag = false;
      }
      return flag;
  }
  // 判断摁下的键是否为某个键，返回true或者false
  function isPressed(keyCode) {
      if (typeof keyCode === 'string') {
          keyCode = code(keyCode); // 转换成键码
      }
      return _downKeys.indexOf(keyCode) !== -1;
  }
  // 循环删除handlers中的所有 scope(范围)
  function deleteScope(scope, newScope) {
      let handlers;
      let i;
      // 没有指定scope，获取scope
      if (!scope)
          scope = getScope();
      for (const key in _handlers) {
          if (Object.prototype.hasOwnProperty.call(_handlers, key)) {
              handlers = _handlers[key];
              for (i = 0; i < handlers.length;) {
                  if (handlers[i].scope === scope)
                      handlers.splice(i, 1);
                  else
                      i++;
              }
          }
      }
      // 如果scope被删除，将scope重置为all
      if (getScope() === scope)
          setScope(newScope || 'all');
  }
  // 清除修饰键
  function clearModifier(event) {
      let key = event.keyCode || event.which || event.charCode;
      const i = _downKeys.indexOf(key);
      // 从列表中清除按压过的键
      if (i >= 0) {
          _downKeys.splice(i, 1);
      }
      // 特殊处理 cmmand 键，在 cmmand 组合快捷键 keyup 只执行一次的问题
      if (event.key && event.key.toLowerCase() === 'meta') {
          _downKeys.splice(0, _downKeys.length);
      }
      // 修饰键 shiftKey altKey ctrlKey (command||metaKey) 清除
      if (key === 93 || key === 224)
          key = 91;
      if (key in _mods) {
          _mods[key] = false;
          // 将修饰键重置为false
          for (const k in _modifier)
              if (_modifier[k] === key)
                  hotkeys[k] = false;
      }
  }
  function unbind(keysInfo, ...args) {
      // unbind(), unbind all keys
      if (!keysInfo) {
          Object.keys(_handlers).forEach((key) => delete _handlers[key]);
      }
      else if (Array.isArray(keysInfo)) {
          // support like : unbind([{key: 'ctrl+a', scope: 's1'}, {key: 'ctrl-a', scope: 's2', splitKey: '-'}])
          keysInfo.forEach((info) => {
              if (info.key)
                  eachUnbind(info);
          });
      }
      else if (typeof keysInfo === 'object') {
          // support like unbind({key: 'ctrl+a, ctrl+b', scope:'abc'})
          if (keysInfo.key)
              eachUnbind(keysInfo);
      }
      else if (typeof keysInfo === 'string') {
          // support old method
          // eslint-disable-line
          let [scope, method] = args;
          if (typeof scope === 'function') {
              method = scope;
              scope = '';
          }
          eachUnbind({
              key: keysInfo,
              scope,
              method,
              splitKey: '+',
          });
      }
  }
  // 解除绑定某个范围的快捷键
  const eachUnbind = ({ key, scope, method, splitKey = '+', }) => {
      const multipleKeys = getKeys(key);
      multipleKeys.forEach((originKey) => {
          const unbindKeys = originKey.split(splitKey);
          const len = unbindKeys.length;
          const lastKey = unbindKeys[len - 1];
          const keyCode = lastKey === '*' ? '*' : code(lastKey);
          if (!_handlers[keyCode])
              return;
          // 判断是否传入范围，没有就获取范围
          if (!scope)
              scope = getScope();
          const mods = len > 1 ? getMods(_modifier, unbindKeys) : [];
          _handlers[keyCode] = _handlers[keyCode].map((record) => {
              // 通过函数判断，是否解除绑定，函数相等直接返回
              const isMatchingMethod = method ? record.method === method : true;
              if (isMatchingMethod
                  && record.scope === scope
                  && compareArray(record.mods, mods)) {
                  return {};
              }
              return record;
          });
      });
  };
  // 对监听对应快捷键的回调函数进行处理
  function eventHandler(event, handler, scope) {
      let modifiersMatch;
      // 看它是否在当前范围
      if (handler.scope === scope || handler.scope === 'all') {
          // 检查是否匹配修饰符（如果有返回true）
          modifiersMatch = handler.mods.length > 0;
          for (const y in _mods) {
              if (Object.prototype.hasOwnProperty.call(_mods, y)) {
                  if ((!_mods[y] && handler.mods.indexOf(+y) > -1)
                      || (_mods[y] && handler.mods.indexOf(+y) === -1)) {
                      modifiersMatch = false;
                  }
              }
          }
          // 调用处理程序，如果是修饰键不做处理
          if ((handler.mods.length === 0
              && !_mods[16]
              && !_mods[18]
              && !_mods[17]
              && !_mods[91])
              || modifiersMatch
              || handler.shortcut === '*') {
              if (handler.method(event, handler) === false) {
                  if (event.preventDefault)
                      event.preventDefault();
                  else
                      event.returnValue = false;
                  if (event.stopPropagation)
                      event.stopPropagation();
                  if (event.cancelBubble)
                      event.cancelBubble = true;
              }
          }
      }
  }
  // 处理keydown事件
  function dispatch(event) {
      const asterisk = _handlers['*'];
      let key = event.keyCode || event.which || event.charCode;
      // 表单控件过滤 默认表单控件不触发快捷键
      if (!hotkeys.filter.call(this, event))
          return;
      // Gecko(Firefox)的command键值224，在Webkit(Chrome)中保持一致
      // Webkit左右 command 键值不一样
      if (key === 93 || key === 224)
          key = 91;
      /**
       * Collect bound keys
       * If an Input Method Editor is processing key input and the event is keydown, return 229.
       * https://stackoverflow.com/questions/25043934/is-it-ok-to-ignore-keydown-events-with-keycode-229
       * http://lists.w3.org/Archives/Public/www-dom/2010JulSep/att-0182/keyCode-spec.html
       */
      if (_downKeys.indexOf(key) === -1 && key !== 229)
          _downKeys.push(key);
      /**
       * Jest test cases are required.
       * ===============================
       */
      ['ctrlKey', 'altKey', 'shiftKey', 'metaKey'].forEach((keyName) => {
          const keyNum = modifierMap[keyName];
          if (event[keyName] && _downKeys.indexOf(keyNum) === -1) {
              _downKeys.push(keyNum);
          }
          else if (!event[keyName] && _downKeys.indexOf(keyNum) > -1) {
              _downKeys.splice(_downKeys.indexOf(keyNum), 1);
          }
          else if (keyName === 'metaKey' && event[keyName] && _downKeys.length === 3) {
              /**
               * Fix if Command is pressed:
               * ===============================
               */
              if (!(event.ctrlKey || event.shiftKey || event.altKey)) {
                  _downKeys = _downKeys.slice(_downKeys.indexOf(keyNum));
              }
          }
      });
      /**
       * -------------------------------
       */
      if (key in _mods) {
          _mods[key] = true;
          // 将特殊字符的key注册到 hotkeys 上
          for (const k in _modifier) {
              if (_modifier[k] === key)
                  hotkeys[k] = true;
          }
          if (!asterisk)
              return;
      }
      // 将 modifierMap 里面的修饰键绑定到 event 中
      for (const e in _mods) {
          if (Object.prototype.hasOwnProperty.call(_mods, e)) {
              _mods[e] = event[modifierMap[e]];
          }
      }
      /**
       * https://github.com/jaywcjlove/hotkeys/pull/129
       * This solves the issue in Firefox on Windows where hotkeys corresponding to special characters would not trigger.
       * An example of this is ctrl+alt+m on a Swedish keyboard which is used to type μ.
       * Browser support: https://caniuse.com/#feat=keyboardevent-getmodifierstate
       */
      if (event.getModifierState && (!(event.altKey && !event.ctrlKey) && event.getModifierState('AltGraph'))) {
          if (_downKeys.indexOf(17) === -1) {
              _downKeys.push(17);
          }
          if (_downKeys.indexOf(18) === -1) {
              _downKeys.push(18);
          }
          _mods[17] = true;
          _mods[18] = true;
      }
      // 获取范围 默认为 `all`
      const scope = getScope();
      // 对任何快捷键都需要做的处理
      if (asterisk) {
          for (let i = 0; i < asterisk.length; i++) {
              if (asterisk[i].scope === scope
                  && ((event.type === 'keydown' && asterisk[i].keydown)
                      || (event.type === 'keyup' && asterisk[i].keyup))) {
                  eventHandler(event, asterisk[i], scope);
              }
          }
      }
      // key 不在 _handlers 中返回
      if (!(key in _handlers))
          return;
      for (let i = 0; i < _handlers[key].length; i++) {
          if ((event.type === 'keydown' && _handlers[key][i].keydown)
              || (event.type === 'keyup' && _handlers[key][i].keyup)) {
              if (_handlers[key][i].key) {
                  const record = _handlers[key][i];
                  const { splitKey } = record;
                  const keyShortcut = record.key.split(splitKey);
                  const _downKeysCurrent = []; // 记录当前按键键值
                  for (let a = 0; a < keyShortcut.length; a++) {
                      _downKeysCurrent.push(code(keyShortcut[a]));
                  }
                  if (_downKeysCurrent.sort().join('') === _downKeys.sort().join('')) {
                      // 找到处理内容
                      eventHandler(event, record, scope);
                  }
              }
          }
      }
  }
  // 判断 element 是否已经绑定事件
  function isElementBind(element) {
      return elementHasBindEvent.indexOf(element) > -1;
  }
  var hotkeys = (key, option, method) => {
      _downKeys = [];
      const keys = getKeys(key); // 需要处理的快捷键列表
      let mods = [];
      let scope = 'all'; // scope默认为all，所有范围都有效
      let element = document; // 快捷键事件绑定节点
      let i = 0;
      let keyup = false;
      let keydown = true;
      let splitKey = '+';
      // 对为设定范围的判断
      if (method === undefined && typeof option === 'function') {
          method = option;
      }
      if (Object.prototype.toString.call(option) === '[object Object]') {
          if (option.scope)
              scope = option.scope; // eslint-disable-line
          if (option.element)
              element = option.element; // eslint-disable-line
          if (option.keyup)
              keyup = option.keyup; // eslint-disable-line
          if (option.keydown !== undefined)
              keydown = option.keydown; // eslint-disable-line
          if (typeof option.splitKey === 'string')
              splitKey = option.splitKey; // eslint-disable-line
      }
      if (typeof option === 'string')
          scope = option;
      // 对于每个快捷键进行处理
      for (; i < keys.length; i++) {
          key = keys[i].split(splitKey); // 按键列表
          mods = [];
          // 如果是组合快捷键取得组合快捷键
          if (key.length > 1)
              mods = getMods(_modifier, key);
          // 将非修饰键转化为键码
          key = key[key.length - 1];
          key = key === '*' ? '*' : code(key); // *表示匹配所有快捷键
          // 判断key是否在_handlers中，不在就赋一个空数组
          if (!(key in _handlers))
              _handlers[key] = [];
          _handlers[key].push({
              keyup,
              keydown,
              scope,
              mods,
              shortcut: keys[i],
              method,
              key: keys[i],
              splitKey,
          });
      }
      // 在全局document上设置快捷键
      if (typeof element !== 'undefined' && !isElementBind(element) && window) {
          elementHasBindEvent.push(element);
          addEvent(element, 'keydown', (e) => {
              dispatch(e);
          });
          addEvent(window, 'focus', () => {
              _downKeys = [];
          });
          addEvent(element, 'keyup', (e) => {
              dispatch(e);
              clearModifier(e);
          });
      }
  };
  const _api = {
      setScope,
      getScope,
      deleteScope,
      getPressedKeyCodes,
      isPressed,
      filter,
      unbind,
  };
  for (const a in _api) {
      if (Object.prototype.hasOwnProperty.call(_api, a)) {
          hotkeys[a] = _api[a];
      }
  }
  if (typeof window !== 'undefined') {
      const _hotkeys = window.hotkeys;
      hotkeys.noConflict = (deep) => {
          if (deep && window.hotkeys === hotkeys) {
              window.hotkeys = _hotkeys;
          }
          return hotkeys;
      };
      window.hotkeys = hotkeys;
  }
  
  export default hotkeys;
  