@calvear/react-redux/middleware.js

Preconfigured Redux store initializer with Redux Saga, Redux Logger and Reselect for React SPA applications.

"use strict";

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

var _redux = require("redux");

var _reduxSaga = _interopRequireDefault(require("redux-saga"));

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

/**
 * Redux middleware initializer.
 *
 * Initializes Saga with Redux Logger.
 *
 * @see https://redux-saga.js.org/
 * @see https://github.com/LogRocket/redux-logger
 *
 * @summary Redux middleware initializer.
 * @author Alvear Candia, Cristopher Alejandro <calvear93@gmail.com>
 *
 * Created at     : 2020-07-26 13:45:06
 * Last modified  : 2021-03-09 20:20:00
 */

/**
 * Generates a middleware conditionally
 * by current debug mode.
 *
 * @param {boolean} debug - whether redux should load redux-logger.
 *
 * @returns {Array} middleware apply and run functions.
 */
function createMiddleware() {
  var debug = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  // creates Saga middleware factory.
  var saga = (0, _reduxSaga["default"])();

  if (debug) {
    var _require = require('redux-logger'),
        createLogger = _require.createLogger;

    var logger = createLogger({
      duration: true,
      timestamp: true,
      diff: true,
      collapsed: function collapsed(getState, action, logEntry) {
        return !logEntry.error;
      }
    });
    return [(0, _redux.applyMiddleware)(saga, logger), saga];
  } else {
    return [(0, _redux.applyMiddleware)(saga), saga];
  }
}
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