maycur-business/lib/utils/formulaParser.js

maycur business react components of web

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _formula = _interopRequireDefault(require("./formula"));

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

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

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function isString(val) {
  return typeof val === 'string';
}

function has() {
  var obj = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  var key = arguments.length > 1 ? arguments[1] : undefined;
  return obj.hasOwnProperty(key);
}

function remove() {
  var array = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : [];
  var filterCb = arguments.length > 1 ? arguments[1] : undefined;
  var index;
  if (!Array.isArray(array)) return;
  array.forEach(function (val, idx) {
    if (typeof filterCb === 'function' && filterCb(val)) {
      index = idx;
    }
  });

  if (index >= 0) {
    array.splice(index, 1);
  }
}

function isObject(obj) {
  if (obj !== null && Object !== undefined) {
    return _typeof(obj) === 'object';
  }
}

var _ = {
  isString: isString,
  remove: remove,
  has: has,
  isObject: isObject
};
var innerCustomFn = ['getObj'];

var FormulaParser = function FormulaParser() {
  var _this = this;

  var props = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};

  _classCallCheck(this, FormulaParser);

  this.setVariable = function (name, value) {
    try {
      _this.parser.setVariable(name, value);

      _this.pool[name] = value;

      _this.modifyVariablesList(name);
    } catch (err) {
      console.log(err);
    }
  };

  this.setFunction = function (name, fn) {
    if (typeof fn !== 'function') {
      console.log('the value is not function');
      return;
    }

    if (innerCustomFn.includes(name)) {
      console.log('the name is occupied by inner function');
      return;
    }

    try {
      _this.parser.setFunction(name, fn);

      _this.modifyFunctionsList(name);
    } catch (err) {
      console.log(err);
    }
  };

  this.modifyVariablesList = function (name) {
    var action = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'add';
    if (!_.isString(name)) return;

    switch (action) {
      case 'add':
        if (!_this.variablesList.includes(name)) {
          _this.variablesList.push(name);
        }

        break;

      case 'remove':
        if (_this.variablesList.includes(name)) {
          _.remove(_this.variablesList, function (val) {
            return val === name;
          });
        }

        break;

      default:
        break;
    }
  };

  this.modifyFunctionsList = function (name) {
    var action = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'add';
    if (!_.isString(name)) return;

    switch (action) {
      case 'add':
        if (!_this.functionsList.includes(name)) {
          _this.functionsList.push(name);
        }

        break;

      case 'remove':
        if (_this.functionsList.includes(name)) {
          _.remove(_this.functionsList, function (val) {
            return val === name;
          });
        }

        break;

      default:
        break;
    }
  };

  this.removeVariable = function (name) {
    if (_.isString(name)) {
      delete _this.parser.variables[name];

      _this.modifyVariablesList(name, 'remove');
    }
  };

  this.removeFunction = function (name) {
    if (_.isString(name)) {
      delete _this.parser.functions[name];

      _this.modifyFunctionsList(name, 'remove');
    }
  };

  this.parse = function (express) {
    _this.synchVariableValues(_this.pool);

    return _this.parser.parse(express);
  };

  this.synchVariableValues = function (nextData) {
    if (nextData && _.isObject(nextData)) {
      _this.variablesList.forEach(function (key) {
        if (_.has(nextData, key)) {
          _this.setVariable(key, nextData[key]);
        }
      });
    }
  };

  this.updateDataPool = function () {
    var partial = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
    var clonePartial = {};
    Object.keys(partial).forEach(function (key) {
      clonePartial[key] = partial[key];

      _this.setVariable(key, partial[key]);
    });
  };

  var compat = props.compat;
  this.pool = {};
  this.parser = new _formula["default"]({
    compat: compat
  });
  this.variablesList = [];
  this.functionsList = [];
}
/* 设置变量 */
;

var _default = FormulaParser;
exports["default"] = _default;