redux-store-templates/es2015/task-simple/index.js

Set of helpers to create useful and commonly used redux store patterns

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.createSelector = exports.createReducer = void 0;

var _internals = require("../.internals");

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; var ownKeys = Object.keys(source); if (typeof Object.getOwnPropertySymbols === 'function') { ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) { return Object.getOwnPropertyDescriptor(source, sym).enumerable; })); } ownKeys.forEach(function (key) { _defineProperty(target, key, source[key]); }); } return target; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

var createReducer = function createReducer() {
  var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
      startOn = _ref.startOn,
      successOn = _ref.successOn,
      errorOn = _ref.errorOn;

  var defaultState = {
    isPending: false,
    error: ""
  };
  var handleAction = Object.create(null);

  if (startOn) {
    (0, _internals.readAsArray)(startOn).forEach(function (opt) {
      handleAction[opt.type] = function (state) {
        return _objectSpread({}, state, {
          isPending: true,
          error: defaultState.error
        });
      };
    });
  }

  if (successOn) {
    (0, _internals.readAsArray)(successOn).forEach(function (opt) {
      handleAction[opt.type] = function (state) {
        return _objectSpread({}, state, {
          isPending: false,
          error: defaultState.error
        });
      };
    });
  }

  if (errorOn) {
    (0, _internals.readAsArray)(errorOn).forEach(function (opt) {
      var readActionPayload = (0, _internals.createPathReader)(opt.payloadPath);

      handleAction[opt.type] = function (state, action) {
        var error = readActionPayload(action);

        if (!error) {
          (0, _internals.warn)("task-simple: errorOn: action ".concat(opt.type, " should have ").concat(opt.payloadPath, ":string property"));
        }

        return _objectSpread({}, state, {
          isPending: false,
          error: error
        });
      };
    });
  }

  return function () {
    var state = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : defaultState;
    var action = arguments.length > 1 ? arguments[1] : undefined;
    return handleAction[action.type] ? handleAction[action.type](state, action) : state;
  };
};

exports.createReducer = createReducer;

var createSelector = function createSelector(_ref2) {
  var selector = _ref2.selector,
      fields = _ref2.fields;
  // TODO - performance
  return function (state) {
    var selectedTask = selector(state);

    if (!selectedTask) {
      throw new Error('Could not find state for TaskSimple.selector');
    }

    return (0, _internals.pick)(selectedTask, fields);
  };
};

exports.createSelector = createSelector;