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import { useMemo } from 'react'
import { applyMiddleware, compose, createStore } from 'redux'
import { createLogger } from 'redux-logger'
import persistState from 'redux-localstorage'
import createSagaMiddleware from 'redux-saga'
import thunk from 'redux-thunk'
import { authRedirectMiddleware } from '../auth/index'
import rootReducer from '../reducers/index'
import rootSaga from '../sagas/index'
import { viewportAdjustmentMiddleware } from './middlewares/viewport-adjustment'
let store
function initStore(initialState) {
const sagaMiddleware = createSagaMiddleware()
const middlewares = [thunk, sagaMiddleware, authRedirectMiddleware, viewportAdjustmentMiddleware]
if (process.env.NODE_ENV !== 'production') {
middlewares.push(createLogger())
}
let enhancer = applyMiddleware(...middlewares)
if (global.localStorage) {
enhancer = compose(persistState('auth'), enhancer)
}
const configuredStore = createStore(rootReducer, enhancer)
sagaMiddleware.run(rootSaga)
store = configuredStore
return configuredStore
}
export const initializeStore = (preloadedState) => {
let _store = store ?? initStore(preloadedState)
// After navigating to a page with an initial Redux state, merge that state
// with the current state in the store, and create a new store
if (preloadedState && store) {
_store = initStore({
...store.getState(),
...preloadedState,
})
// Reset the current store
store = undefined
}
// For SSG and SSR always create a new store
if (typeof window === 'undefined') return _store
// Create the store once in the client
if (!store) store = _store
return _store
}
export function useStore(initialState) {
return useMemo(() => initializeStore(initialState), [initialState])
}
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