@deskpro/react-forms/lib/update.js

Forms library for React

'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; }; /**
                                                                                                                                                                                                                                                                   * @copyright 2015, Prometheus Research, LLC
                                                                                                                                                                                                                                                                   */

exports.update = update;

var _isNumber = require('lodash/isNumber');

var _isNumber2 = _interopRequireDefault(_isNumber);

var _isArray = require('lodash/isArray');

var _isArray2 = _interopRequireDefault(_isArray);

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

function update(obj) {
  var keyPath = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
  var value = arguments[2];
  var schema = arguments[3];

  return _update(obj, keyPath, 0, value, schema);
}

function _update(obj, keyPath, keyIndex, value, schema) {
  if (keyPath.length - keyIndex === 0) {
    if (schema && schema.onUpdate) {
      return schema.onUpdate(value, { key: keyPath[keyIndex], schema: schema });
    } else {
      return value;
    }
  }

  var key = keyPath[keyIndex];

  var nextObj = void 0;
  var isArrayUpdate = false;

  if (obj) {
    if ((0, _isArray2.default)(obj)) {
      isArrayUpdate = true;
      nextObj = obj.slice(0);
    } else {
      nextObj = _extends({}, obj);
    }
  } else {
    if ((0, _isNumber2.default)(key)) {
      isArrayUpdate = true;
      nextObj = [];
    } else {
      nextObj = {};
    }
  }

  var nextSchema = void 0;
  if (schema) {
    if (isArrayUpdate && schema.items) {
      if ((0, _isArray2.default)(schema.items)) {
        nextSchema = schema.items[key];
      } else {
        nextSchema = schema.items;
      }
    } else if (schema.properties) {
      nextSchema = schema.properties[key];
    }
  }
  nextObj[key] = _update(nextObj[key], keyPath, keyIndex + 1, value, nextSchema);

  if (schema && schema.onUpdate) {
    nextObj = schema.onUpdate(nextObj, { key: key, schema: schema });
  }

  return nextObj;
}