import rootReducer from '../reducers';

import rootAuthSaga from '../sagas/authSaga';

import networkSaga from '../sagas/networkSaga';

import { compose, createStore, applyMiddleware } from 'redux';

import { routerMiddleware } from 'react-router-redux';

import createSagaMiddleware from 'redux-saga'

import Immutable from 'immutable';

import { offline } from 'redux-offline';

import offlineDefaultConfig from 'redux-offline/lib/defaults';

import localForage from 'localforage';

import immutableTransform from 'redux-persist-transform-immutable';

import NoteRecord from './noteRecord';

import SessionRecord from './sessionRecord';

import UserRecord from './userRecord';

import APIClient from '../api/APIClient';

import createEffect from '../api';

import config from '../config';

import { offlineConfigInitialized } from '../actions/networkActions';

// const composeEnhancers = (process.env.NODE_ENV !== 'production' && window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__) ?

//     window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__({

//         shouldHotReload: false,

//     }) : compose;

const composeEnhancers = compose;

const defaultState = {

  sessions: Immutable.List([]),

  notes: Immutable.List([]),

  isAuthenticated: false,

  currentUser: null,

  token: '',

  autoSubmit: false,

  login: Immutable.Map({

    loading: false,

    success: false,

    error: false,

  }),

  register: Immutable.Map({

    loading: false,

    success: false,

    error: false,

    errorMessages: Immutable.Map({})

  }),

};

const immutableTransformConfig = {

  records: [NoteRecord, SessionRecord, UserRecord],

  whitelist: ['sessions', 'notes', 'currentUser']

}

const persistOptions = {

  storage: localForage,

  transforms: [immutableTransform(immutableTransformConfig)],

  whitelist: ['sessions', 'notes', 'isAuthenticated', 'currentUser', 'token', 'offline', 'autoSubmit']

}

const apiClient = new APIClient(config.apiRootUrl);

const offlineConfig = {

  ...offlineDefaultConfig,

  persistOptions,

  effect: createEffect(apiClient),

}

const storeInitialState = { ...defaultState };

export default (history, initialState = storeInitialState) => {

  const router = routerMiddleware(history);

  const saga = createSagaMiddleware();

  offlineConfig.detectNetwork = callback => { saga.run(networkSaga, { callback }); };

  const store = offline(offlineConfig)(createStore)(rootReducer, initialState, composeEnhancers(

    applyMiddleware(router, saga)

  ));

  apiClient.setStore(store);

  const context = {

    client: apiClient,

    history

  }

  saga.run(rootAuthSaga, context);

  store.dispatch(offlineConfigInitialized({ client: apiClient }))

  return store;

};