bee-table/build/lib/sum.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _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; };

var _react = require("react");

var _react2 = _interopRequireDefault(_react);

var _lodash = require("lodash.clonedeep");

var _lodash2 = _interopRequireDefault(_lodash);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }

function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : _defaults(subClass, superClass); }

//创建新列存放  “合计”  字段
var columns2 = {
  title: "合计",
  key: "showSum",
  dataIndex: "showSum"
};

var sum = function sum(Table) {
  return function (_React$Component) {
    _inherits(SumTable, _React$Component);

    //无状态
    function SumTable(props) {
      _classCallCheck(this, SumTable);

      var _this = _possibleConstructorReturn(this, _React$Component.call(this, props));

      _this.currentFooter = function () {
        var data_2 = _this.props.data;
        var columns_sum = (0, _lodash2["default"])(_this.props.columns);
        var sumCol_index = void 0;
        //用一个对象存储合计数据，这里合计对象的属性对应每列字段
        for (var i = 0; i < columns_sum.length; i++) {
          if (columns_sum[i].sumCol) {
            sumCol_index = columns_sum[i].dataIndex;
            break;
          }
        }
        var obj = {};
        obj[sumCol_index] = 0;
        if (Array.isArray(data_2)) {
          for (var _i = 0; _i < data_2.length; _i++) {
            if (typeof data_2[_i][sumCol_index] == "number") {
              obj[sumCol_index] += data_2[_i][sumCol_index];
            } else {
              obj[sumCol_index] = "";
            }
          }
        }
        obj.key = "sumData";
        obj.showSum = "合计";
        obj = [obj];
        //将设置的和用户传入的合并属性
        //   if (columns_sum[0].dataIndex === "checkbox") {
        // columns_sum[1] = Object.assign({}, columns_sum[1], columns2);
        //   } else {
        columns_sum[0] = _extends({}, columns_sum[0], columns2);
        //   }
        //除去列为特殊渲染的，避免像a标签这种html代码写入到合计中
        columns_sum.map(function (item, index) {
          if (typeof item.render == "function") {
            item.render = "";
          }
          return item;
        });
        return _react2["default"].createElement(Table, { showHeader: false, columns: columns_sum, data: obj });
      };

      return _this;
    }
    //合计数字列,并将计算所得数据存储到一个obj对象中


    SumTable.prototype.render = function render() {
      return _react2["default"].createElement(Table, {
        columns: this.props.columns,
        data: this.props.data,
        footer: this.currentFooter
      });
    };

    return SumTable;
  }(_react2["default"].Component);
};

exports["default"] = sum;
module.exports = exports["default"];