react-blips/lib/utils/computeNextState.js

Official React bindings for Blips

'use strict';

exports.__esModule = 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; };

exports.computeNextState = computeNextState;

var _isNil = require('./isNil');

var _when = require('./when');

var _isEmpty = require('./isEmpty');

var _omit = require('./omit');

var _removeEmptyOrNilProps = require('./removeEmptyOrNilProps');

var _mergeErrors = require('./mergeErrors');

function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }

function computeNextState(list, _ref) {
  var dataKey = _ref.dataKey,
      queriesKey = _ref.queriesKey,
      mutationsKey = _ref.mutationsKey;
  var base = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};

  var errorsObject = {};

  var update = list.reduce(function (acc, _ref2) {
    var _extends2;

    var errors = _ref2.errors,
        data = _ref2.data,
        res = _objectWithoutProperties(_ref2, ['errors', 'data']);

    errors && (errorsObject = (0, _mergeErrors.mergeErrors)(errors)(errorsObject));
    return _extends({}, acc, (_extends2 = {}, _extends2[dataKey] = _extends({}, acc[dataKey] || {}, (0, _when.when)(_isNil.isNil, {}, data)), _extends2[mutationsKey] = _extends({}, acc[mutationsKey] || {}, (0, _when.when)(_isNil.isNil, {}, res[mutationsKey])), _extends2[queriesKey] = _extends({}, acc[queriesKey] || {}, (0, _when.when)(_isNil.isNil, {}, res[queriesKey])), _extends2));
  }, base);

  if (!(0, _isEmpty.isEmpty)(errorsObject)) {
    update[dataKey] = (0, _omit.omit)(Object.keys(errorsObject), update[dataKey]);
    update[dataKey]['errors'] = errorsObject;
  }

  return (0, _removeEmptyOrNilProps.removeEmptyOrNilProps)(update);
}