import { Comment, inject, createVNode } from "vue";

function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }

import PropTypes from '../_util/vue-types';
import BaseMixin from '../_util/BaseMixin';
import KeyCode from '../_util/KeyCode';
import classNames from '../_util/classNames';
import { getKeyFromChildrenIndex, noop, isMobileDevice, menuAllProps } from './util';
import DOMWrap from './DOMWrap';
import { initDefaultProps, getOptionProps, getComponent, splitAttrs, getSlot } from '../_util/props-util';
import FunctionProvider from './FunctionProvider'; // import { getActiveKey } from '../vc-tabs/src/utils';

function allDisabled(arr) {
  if (!arr.length) {
    return true;
  }

  return arr.every(function (c) {
    return !!c.disabled;
  });
}

function updateActiveKey(store, menuId, activeKey) {
  store.activeKey[menuId] = activeKey;
}

function getEventKey(props) {
  // when eventKey not available ,it's menu and return menu id '0-menu-'
  return props.eventKey || '0-menu-';
}

export function saveRef(key, c) {
  if (c) {
    var index = this.instanceArrayKeyIndexMap[key];
    this.instanceArray[index] = c;
  }
} // export function getActiveKey(props, originalActiveKey) {
//   let activeKey = originalActiveKey;
//   const { eventKey, defaultActiveFirst, children } = props;
//   if (activeKey !== undefined && activeKey !== null) {
//     let found;
//     loopMenuItem(children, (c, i) => {
//       const propsData = getPropsData(c);
//       if (c && !propsData.disabled && activeKey === getKeyFromChildrenIndex(c, eventKey, i)) {
//         found = true;
//       }
//     });
//     if (found) {
//       return activeKey;
//     }
//   }
//   activeKey = null;
//   if (defaultActiveFirst) {
//     loopMenuItem(children, (c, i) => {
//       const propsData = getPropsData(c);
//       const noActiveKey = activeKey === null || activeKey === undefined;
//       if (noActiveKey && c && !propsData.disabled) {
//         activeKey = getKeyFromChildrenIndex(c, eventKey, i);
//       }
//     });
//     return activeKey;
//   }
//   return activeKey;
// }

var SubPopupMenu = {
  name: 'SubPopupMenu',
  inheritAttrs: false,
  props: initDefaultProps({
    // onSelect: PropTypes.func,
    // onClick: PropTypes.func,
    // onDeselect: PropTypes.func,
    // onOpenChange: PropTypes.func,
    // onDestroy: PropTypes.func,
    prefixCls: PropTypes.string,
    openTransitionName: PropTypes.string,
    openAnimation: PropTypes.oneOfType([PropTypes.string, PropTypes.object]),
    openKeys: PropTypes.arrayOf(PropTypes.oneOfType([PropTypes.string, PropTypes.number])),
    visible: PropTypes.looseBool,
    eventKey: PropTypes.string,
    // adding in refactor
    focusable: PropTypes.looseBool,
    multiple: PropTypes.looseBool,
    defaultActiveFirst: PropTypes.looseBool,
    activeKey: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
    defaultSelectedKeys: PropTypes.arrayOf(PropTypes.oneOfType([PropTypes.string, PropTypes.number])),
    defaultOpenKeys: PropTypes.arrayOf(PropTypes.oneOfType([PropTypes.string, PropTypes.number])),
    level: PropTypes.number,
    mode: PropTypes.oneOf(['horizontal', 'vertical', 'vertical-left', 'vertical-right', 'inline']),
    triggerSubMenuAction: PropTypes.oneOf(['click', 'hover']),
    inlineIndent: PropTypes.oneOfType([PropTypes.number, PropTypes.string]),
    manualRef: PropTypes.func,
    itemIcon: PropTypes.any,
    expandIcon: PropTypes.any,
    overflowedIndicator: PropTypes.any,
    children: PropTypes.any.def([]),
    subMenuOpenDelay: PropTypes.number.def(0.1),
    subMenuCloseDelay: PropTypes.number.def(0.1),
    forceSubMenuRender: PropTypes.looseBool.def(false),
    parentUniKeys: PropTypes.array.def(function () {
      return [];
    }),
    parentUniKey: PropTypes.string,
    theme: PropTypes.string
  }, {
    prefixCls: 'rc-menu',
    mode: 'vertical',
    level: 1,
    inlineIndent: 24,
    visible: true,
    focusable: true,
    manualRef: noop
  }),
  mixins: [BaseMixin],
  setup: function setup() {
    var store = inject('menuStore', function () {
      return {};
    });
    return {
      store: store
    };
  },
  created: function created() {
    var props = getOptionProps(this);
    this.prevProps = _extends({}, props);
    this.store.activeKey[props.eventKey] = this.store.getActiveKey(props.activeKey);
    this.instanceArray = [];
  },
  mounted: function mounted() {
    // invoke customized ref to expose component to mixin
    if (this.manualRef) {
      this.manualRef(this);
    }
  },
  updated: function updated() {
    var props = getOptionProps(this);
    var prevProps = this.prevProps;
    var originalActiveKey = 'activeKey' in props ? props.activeKey : this.store.activeKey[getEventKey(props)];
    var activeKey = this.store.getActiveKey(originalActiveKey);

    if (activeKey !== originalActiveKey) {
      updateActiveKey(this.store, getEventKey(props), activeKey);
    } else if ('activeKey' in prevProps) {
      // If prev activeKey is not same as current activeKey,
      // we should set it.
      var prevActiveKey = this.store.getActiveKey(prevProps.activeKey);

      if (activeKey !== prevActiveKey) {
        updateActiveKey(this.store, getEventKey(props), activeKey);
      }
    }

    this.prevProps = _extends({}, props);
  },
  methods: {
    // all keyboard events callbacks run from here at first
    onKeyDown: function onKeyDown(e, callback) {
      var keyCode = e.keyCode;
      var handled;
      this.getFlatInstanceArray().forEach(function (obj) {
        if (obj && obj.active && obj.onKeyDown) {
          handled = obj.onKeyDown(e);
        }
      });

      if (handled) {
        return 1;
      }

      var activeItem = null;

      if (keyCode === KeyCode.UP || keyCode === KeyCode.DOWN) {
        activeItem = this.step(keyCode === KeyCode.UP ? -1 : 1);
      }

      if (activeItem) {
        e.preventDefault();
        updateActiveKey(this.store, getEventKey(this.$props), activeItem.eventKey);

        if (typeof callback === 'function') {
          callback(activeItem);
        }

        return 1;
      }

      return undefined;
    },
    onItemHover: function onItemHover(e) {
      var key = e.key,
          hover = e.hover;
      updateActiveKey(this.store, getEventKey(this.$props), hover ? key : null);
    },
    onDeselect: function onDeselect(selectInfo) {
      this.__emit('deselect', selectInfo);
    },
    onSelect: function onSelect(selectInfo) {
      this.__emit('select', selectInfo);
    },
    onClick: function onClick(e) {
      this.__emit('click', e);
    },
    onOpenChange: function onOpenChange(e) {
      this.__emit('openChange', e);
    },
    onDestroy: function onDestroy(key) {
      this.__emit('destroy', key);
    },
    getFlatInstanceArray: function getFlatInstanceArray() {
      return this.instanceArray;
    },
    getOpenTransitionName: function getOpenTransitionName() {
      return this.$props.openTransitionName;
    },
    step: function step(direction) {
      var children = this.getFlatInstanceArray();
      var activeKey = this.store.activeKey[getEventKey(this.$props)];
      var len = children.length;

      if (!len) {
        return null;
      }

      if (direction < 0) {
        children = children.concat().reverse();
      } // find current activeIndex


      var activeIndex = -1;
      children.every(function (c, ci) {
        if (c && c.eventKey === activeKey) {
          activeIndex = ci;
          return false;
        }

        return true;
      });

      if (!this.defaultActiveFirst && activeIndex !== -1 && allDisabled(children.slice(activeIndex, len - 1))) {
        return undefined;
      }

      var start = (activeIndex + 1) % len;
      var i = start;

      do {
        var child = children[i];

        if (!child || child.disabled) {
          i = (i + 1) % len;
        } else {
          return child;
        }
      } while (i !== start);

      return null;
    },
    getIcon: function getIcon(instance, name) {
      return getComponent(instance, name);
    },
    renderCommonMenuItem: function renderCommonMenuItem(child, i, extraProps) {
      var _this = this;

      if (child.type === Comment) {
        return child;
      }

      var state = this.store;
      var props = this.$props;
      var key = getKeyFromChildrenIndex(child, props.eventKey, i);
      var childProps = child.props || {}; // child.props 包含事件

      var isActive = key === state.activeKey[getEventKey(this.$props)];

      if (!childProps.disabled) {
        // manualRef的执行顺序不能保证，使用key映射ref在this.instanceArray中的位置
        this.instanceArrayKeyIndexMap[key] = Object.keys(this.instanceArrayKeyIndexMap).length;
      }

      var newChildProps = _extends(_extends({
        mode: childProps.mode || props.mode,
        level: props.level,
        inlineIndent: props.inlineIndent,
        renderMenuItem: this.renderMenuItem,
        rootPrefixCls: props.prefixCls,
        index: i,
        // customized ref function, need to be invoked manually in child's componentDidMount
        manualRef: childProps.disabled ? noop : saveRef.bind(this, key),
        eventKey: key,
        active: !childProps.disabled && isActive,
        multiple: props.multiple,
        openTransitionName: this.getOpenTransitionName(),
        openAnimation: props.openAnimation,
        subMenuOpenDelay: props.subMenuOpenDelay,
        subMenuCloseDelay: props.subMenuCloseDelay,
        builtinPlacements: props.builtinPlacements,
        itemIcon: this.getIcon(child, 'itemIcon') || this.getIcon(this, 'itemIcon'),
        expandIcon: this.getIcon(child, 'expandIcon') || this.getIcon(this, 'expandIcon')
      }, extraProps), {
        onClick: function onClick(e) {
          (childProps.onClick || noop)(e);

          _this.onClick(e);
        },
        onItemHover: this.onItemHover,
        onOpenChange: this.onOpenChange,
        onDeselect: this.onDeselect,
        // destroy: this.onDestroy,
        onSelect: this.onSelect,
        parentUniKeys: this.parentUniKeys,
        parentUniKey: this.parentUniKey
      });

      if (props.forceSubMenuRender !== undefined) {
        newChildProps.forceSubMenuRender = props.forceSubMenuRender;
      } // ref: https://github.com/ant-design/ant-design/issues/13943


      if (props.mode === 'inline' || isMobileDevice()) {
        newChildProps.triggerSubMenuAction = 'click';
      }

      return createVNode(FunctionProvider, {
        "extraProps": newChildProps
      }, {
        default: function _default() {
          return [child];
        }
      });
    },
    renderMenuItem: function renderMenuItem(c, i, subMenuKey) {
      if (!c) {
        return null;
      }

      var state = this.store;
      var extraProps = {
        openKeys: state.openKeys,
        selectedKeys: state.selectedKeys,
        triggerSubMenuAction: this.triggerSubMenuAction,
        isRootMenu: false,
        subMenuKey: subMenuKey
      };
      return this.renderCommonMenuItem(c, i, extraProps);
    }
  },
  render: function render() {
    var _this2 = this;

    var props = _extends({}, this.$props);

    var _splitAttrs = splitAttrs(this.$attrs),
        onEvents = _splitAttrs.onEvents,
        extraAttrs = _splitAttrs.extraAttrs;

    var eventKey = props.eventKey,
        prefixCls = props.prefixCls,
        visible = props.visible,
        level = props.level,
        mode = props.mode,
        theme = props.theme;
    this.instanceArray = [];
    this.instanceArrayKeyIndexMap = {};
    var className = classNames(extraAttrs.class, props.prefixCls, "".concat(props.prefixCls, "-").concat(props.mode));
    menuAllProps.forEach(function (key) {
      return delete props[key];
    }); // Otherwise, the propagated click event will trigger another onClick

    delete onEvents.onClick;

    var domWrapProps = _extends(_extends(_extends({}, props), {
      tag: 'ul',
      // hiddenClassName: `${prefixCls}-hidden`,
      visible: visible,
      prefixCls: prefixCls,
      level: level,
      mode: mode,
      theme: theme,
      overflowedIndicator: getComponent(this, 'overflowedIndicator'),
      role: props.role || 'menu',
      class: className,
      style: extraAttrs.style
    }), onEvents);

    if (extraAttrs.id !== undefined) {
      domWrapProps.id = extraAttrs.id;
    }

    if (props.focusable) {
      domWrapProps.tabindex = '0';
      domWrapProps.onKeydown = this.onKeyDown;
    }

    delete domWrapProps.children;
    return (// ESLint is not smart enough to know that the type of `children` was checked.

      /* eslint-disable */
      createVNode(DOMWrap, domWrapProps, {
        default: function _default() {
          return [getSlot(_this2).map(function (c, i) {
            return _this2.renderMenuItem(c, i, eventKey || '0-menu-');
          })];
        }
      })
      /*eslint -enable */

    );
  }
};
export default SubPopupMenu;