redux-persist/lib/persistStore.js

persist and rehydrate redux stores

'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.default = persistStore;

var _redux = require('redux');

var _persistReducer = require('./persistReducer');

var _persistReducer2 = _interopRequireDefault(_persistReducer);

var _constants = require('./constants');

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

function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }

var initialState = {
  registry: [],
  bootstrapped: false
};

var persistorReducer = function persistorReducer() {
  var state = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : initialState;
  var action = arguments[1];

  switch (action.type) {
    case _constants.REGISTER:
      return _extends({}, state, { registry: [].concat(_toConsumableArray(state.registry), [action.key]) });
    case _constants.REHYDRATE:
      var firstIndex = state.registry.indexOf(action.key);
      var registry = [].concat(_toConsumableArray(state.registry));
      registry.splice(firstIndex, 1);
      return _extends({}, state, { registry: registry, bootstrapped: registry.length === 0 });
    default:
      return state;
  }
};

function persistStore(store, options, cb) {
  options = options || {};

  // help catch incorrect usage of passing PersistConfig in as PersistorOptions
  if (process.env.NODE_ENV !== 'production') {
    var bannedKeys = ['blacklist', 'whitelist', 'transforms', 'storage', 'keyPrefix', 'migrate'];
    bannedKeys.forEach(function (k) {
      // $FlowIgnore
      if (!!options[k]) console.error('redux-persist: invalid option passed to persistStore: "' + k + '". You may be incorrectly passing persistConfig into persistStore, whereas it should be passed into persistReducer.');
    });
  }
  var boostrappedCb = cb || false;
  var persistor = (0, _redux.createStore)(persistorReducer, undefined, options.enhancer);

  persistor.purge = function () {
    var results = [];
    store.dispatch({
      type: _constants.PURGE,
      result: function result(purgeResult) {
        results.push(purgeResult);
      }
    });
    return Promise.all(results);
  };

  persistor.flush = function () {
    var results = [];
    store.dispatch({
      type: _constants.FLUSH,
      result: function result(flushResult) {
        results.push(flushResult);
      }
    });
    return Promise.all(results);
  };

  persistor.pause = function () {
    store.dispatch({
      type: _constants.PAUSE
    });
  };

  var register = function register(key) {
    persistor.dispatch({
      type: _constants.REGISTER,
      key: key
    });
  };

  var rehydrate = function rehydrate(key, payload, err) {
    var rehydrateAction = {
      type: _constants.REHYDRATE,
      payload: payload,
      err: err,
      key: key
      // dispatch to `store` to rehydrate and `persistor` to track result
    };store.dispatch(rehydrateAction);
    persistor.dispatch(rehydrateAction);
    if (boostrappedCb && persistor.getState().bootstrapped) {
      boostrappedCb();
      boostrappedCb = false;
    }
  };

  persistor.persist = function () {
    store.dispatch({ type: _constants.PERSIST, register: register, rehydrate: rehydrate });
  };

  persistor.persist();

  return persistor;
}