fx-form-widget/es/packages/advanceTreeSelection/treeSelecttion/shard.js

动态表单组件库

import _extends from "@babel/runtime/helpers/extends";
// 将树扁平化
export var flattenTreeData = function flattenTreeData(data, arr) {
  var cloneData = JSON.parse(JSON.stringify(data));
  if (!Array.isArray(data)) return [];
  return cloneData.reduce(function (prev, next) {
    prev.push(next);
    var children = next.children;
    if (Array.isArray(children)) {
      flattenTreeData(children, arr);
    }
    return arr;
  }, arr);
};

// 将数组变成map
export var transformArryToMap = function transformArryToMap(arrs) {
  var treeDataMap = new Map();
  arrs.forEach(function (data) {
    var id = data.id;
    if (!id) return;
    if (treeDataMap.has(id)) {
      var datas = treeDataMap.get(id);
      if (!datas) return;
      datas.push(data);
      treeDataMap.set(id, datas);
    } else {
      treeDataMap.set(id, [data]);
    }
  });
  return treeDataMap;
};
export var filterTreeKeys = function filterTreeKeys(key, map) {
  if (typeof key !== 'string') return [];
  var arr = key.split('_');
  return map.get(arr.length === 2 ? arr[1] : arr[0]);
};

// 将所有符合条件的数据放入数组中
export var traverseKeys = function traverseKeys(keys, map) {
  var arr = [];
  keys.forEach(function (key) {
    arr = arr.concat(filterTreeKeys(key, map));
  });

  // 数据进行去重
  return Array.from(new Set(arr)).map(function (item) {
    return item.key;
  });
};

// 将数组转化为map
export var generateMapfromArray = function generateMapfromArray(array) {
  var map = new Map();
  array.filter(function (item) {
    return item.isLeaf;
  }).forEach(function (item) {
    var id = item.id;
    map.set(id, item);
  });
  return map;
};
export var addKeyByArrayMap = function addKeyByArrayMap(list, isEmployee) {
  return list.map(function (item) {
    return _extends({}, item, {
      key: item.id,
      title: item.name,
      isEmployee: isEmployee
    });
  });
};