import rootReducer from '../reducers';

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

import rootGroupSaga from '../sagas/groupSaga';

import rootSyncSaga from '../sagas/syncSaga';

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 {persistStore, autoRehydrate} from 'redux-persist-immutable'

import localForage from 'localforage';

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

import NoteRecord from './noteRecord';

import SessionRecord from './sessionRecord';

import UserRecord from './userRecord';

import GroupRecord from './groupRecord';

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

import config from '../config';

import asyncRequest from '../constants/asyncRequest';

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

    window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__({

        shouldHotReload: false,

    }) : compose;

const defaultState = {

  sessions: Immutable.List([]),

  notes: Immutable.List([]),

  groups: Immutable.List([]),

  status: Immutable.Map({

    isSynchronizing: false,

    online: false

  }),

  authStatus: Immutable.Map({

    token: '',

    isAuthenticated: false,

    clientId: null,

    lastSync: 0,

    currentUser: null,

  }),

  autoSubmit: false,

  login: asyncRequest,

  register: asyncRequest,

  createGroup: asyncRequest

};

const immutableTransformConfig = {

  records: [NoteRecord, SessionRecord, UserRecord, GroupRecord],

  whitelist: ['sessions', 'notes', 'authStatus', 'groups']

}

const persistOptions = {

  storage: localForage,

  records: [NoteRecord, SessionRecord, UserRecord, GroupRecord],

  transforms: [immutableTransform(immutableTransformConfig)],

  whitelist: ['sessions', 'notes', 'autoSubmit', 'authStatus', 'groups']

}

const apiClient = new APIClient(config.apiRootUrl);

const storeInitialState = Immutable.Map({ ...defaultState });

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

  const router = routerMiddleware(history);

  const saga = createSagaMiddleware();

  const store = createStore(rootReducer, initialState, composeEnhancers(

    applyMiddleware(router, saga),

    autoRehydrate()

  ));

  apiClient.setStore(store);

  const context = {

    client: apiClient,

    history

  }

  persistStore(store, persistOptions);

  saga.run(rootAuthSaga, context);

  saga.run(rootGroupSaga, context);

  saga.run(rootSyncSaga, context);

  saga.run(networkSaga, context);

  return store;

};