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@@ -1,239 +0,0 @@
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-function createStore(reducer){
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- let state = reducer(undefined, {}) //стартовая инициализация состояния, запуск редьюсера со state === undefined
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- let cbs = [] //массив подписчиков
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-
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- const getState = () => state //функция, возвращающая переменную из замыкания
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- const subscribe = (cb) => (
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- cbs.push(cb),
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- () => (cbs = cbs.filter((c) => c !== cb))
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- )
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-
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- const dispatch = (action) => {
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- if (typeof action === 'function'){ //если action - не объект, а функция
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- return action(dispatch, getState) //запускаем эту функцию и даем ей dispatch и getState для работы
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- }
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- const newState = reducer(state, action) //пробуем запустить редьюсер
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- if (newState !== state){ //проверяем, смог ли редьюсер обработать action
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- state = newState //если смог, то обновляем state
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- for (let cb of cbs) cb() //и запускаем подписчиков
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- }
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- }
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-
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- return {
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- getState, //добавление функции getState в результирующий объект
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- dispatch,
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- subscribe //добавление subscribe в объект
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- }
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-}
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-
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-function jwtDecode(token) {
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- try{
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- return JSON.parse(atob(token.split('.')[1]))
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- }
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- catch(e){
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-
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- }
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-}
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-
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-function authReducer(state = {}, {type, token}) {
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- if(type === "AUTH_LOGIN"){
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- const payload = jwtDecode(token)
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- if(payload) {
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- return {
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- token, payload
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- }
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- }
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- }
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- if(type === "AUTH_LOGOUT") {
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- return {}
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- }
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- return state
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-}
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-
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-const actionAuthLogin = (token) =>
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- (dispatch, getState) => {
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- const oldState = getState()
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- dispatch({type: "AUTH_LOGIN", token})
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- const newState = getState()
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- if(oldState !== newState) {
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- localStorage.authToken = token
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- }
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- }
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-
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-const actionAuthLogout = () =>
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- dispatch => {
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- dispatch({type: "AUTH_LOGOUT"})
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- localStorage.removeItem('authToken')
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- }
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-
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- function promiseReducer(state={}, {type, name, status, payload, error}){
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- ////?????
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- //ОДИН ПРОМИС:
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- //состояние: PENDING/FULFILLED/REJECTED
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- //результат
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- //ошибка:
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- //{status, payload, error}
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- //{
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- // name1:{status, payload, error}
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- // name2:{status, payload, error}
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- // name3:{status, payload, error}
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- //}
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- if (type === 'PROMISE'){
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- return {
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- ...state,
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- [name]:{status, payload, error}
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- }
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- }
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- return state
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- }
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-
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-const actionPending = (name) => ({type: 'PROMISE', status: 'PENDING', name})
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-const actionFulfilled = (name, payload) => ({type: 'PROMISE', status: 'FULFILLED', name, payload})
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-const actionRejected = (name, error) => ({type: 'PROMISE', status: 'REJECTED', name, error})
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-
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-const actionPromise = (name, promise) =>
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- async (dispatch) => {
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- try {
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- dispatch(actionPending(name))
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- let payload = await promise
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- dispatch(actionFulfilled(name, payload))
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- return payload
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- }
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- catch(e){
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- dispatch(actionRejected(name, e))
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- }
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- }
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-
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-const delay = (ms) => new Promise((ok) => setTimeout(() => ok(ms), ms))
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-
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-function combineReducers(reducers) {
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- function combinedReducer(combinedState={}, action){
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- const newCombinedState = {}
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- for (const [reducerName, reducer] of Object.entries(reducers)){
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- const newSubState = reducer(combinedState[reducerName], action)
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- if(newSubState !== combinedState[reducerName]){
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- newCombinedState[reducerName] = newSubState
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- }
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- }
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- if (Object.keys(newCombinedState).length === 0){
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- return combinedState
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- }
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- return {...combinedState, ...newCombinedState}
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- }
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-
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- return combinedReducer
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-}
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-
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-const store = createStore(combineReducers({auth: authReducer, promise: promiseReducer})) //не забудьте combineReducers если он у вас уже есть
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-if(localStorage.authToken) {
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- store.dispatch(actionAuthLogin(localStorage.authToken))
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-}
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-//const store = createStore(combineReducers({promise: promiseReducer, auth: authReducer, cart: cartReducer}))
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-store.subscribe(() => console.log(store.getState()))
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-
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-/* store.dispatch(actionPromise("delay1000", delay(1000)))
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-store.dispatch(actionPromise("delay3000", delay(3000))) */
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-
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-//store.dispatch(actionPromise('delay1000'))
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-
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-//delay(1000).then(result => store.dispatch(actionFulfilled('delay1000', result)),
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- //error => store.dispatch(actionRejected('delay1000', error)))
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-
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-//store.dispatch(actionPending('delay3000'))
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-
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-//delay(3000).then(result => store.dispatch(actionFulfilled('delay3000', result)),
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- //error => store.dispatch(actionRejected('delay3000', error)))
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-
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-const gql = (url, query, variables) => fetch(url, {
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- method: 'POST',
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- headers: {
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- "Content-Type": "application/json",
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- Accept: "application/json",
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- },
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- body: JSON.stringify({query, variables})
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- }).then(res => res.json())
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-
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-const backendURL = 'http://shop-roles.node.ed.asmer.org.ua/graphql'
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-
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-const actionRootCats = () =>
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- actionPromise('rootCats', gql(backendURL, `query {
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- CategoryFind(query: "[{\\"parent\\":null}]"){
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- _id name
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- }
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- }`))
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-
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-const actionCatById = (_id) => //добавить подкатегории
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- actionPromise('catById', gql(backendURL, `query catById($q: String){
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- CategoryFindOne(query: $q){
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- _id name goods {
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- _id name price images {
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- url
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- }
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- }
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- }
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- }`, {q: JSON.stringify([{_id}])}))
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-
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-const actionLogin = (login, password) =>
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- actionPromise('login', gql(backendURL,
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- `query log($login: String, $password: String){
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- login(login:$login, password: $password)
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- }`
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- , {login, password}))
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-
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-store.dispatch(actionRootCats())
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-store.dispatch(actionLogin('levshin95', '123123'))
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-
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-
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-store.subscribe(() => {
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- const rootCats = store.getState().promise.rootCats?.payload?.data.CategoryFind
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- if (!rootCats) {
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- aside.innerHTML = '<img src="Loading_icon.gif">'
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- } else {
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- aside.innerHTML = ''
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- for(let {_id, name} of rootCats){
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- const a = document.createElement('a')
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- a.href = "#/category/" + _id
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- a.innerHTML = name
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- aside.append(a)
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- }
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- }
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-})
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-
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-store.subscribe(() => {
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- const catById = store.getState().promise.catById?.payload?.data.CategoryFindOne
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- const [,route] = location.hash.split('/')
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- if (catById && route === 'category') {
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- const {name, goods, _id} = catById
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- main.innerHTML = `<h1>${name}</h1>`
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- for(let {_id, name, price, images} of goods){
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- const a = document.createElement('a')
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- a.href = "#/good/" + _id
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- a.innerHTML = name
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- main.append(a)
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- }
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- }
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-})
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-
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-window.onhashchange = () => {
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- const [,route, _id] = location.hash.split('/')
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- console.log(route, _id)
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- const routes = {
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- category(){
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- store.dispatch(actionCatById(_id))
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- },
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- good(){
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-
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- }
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- }
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- if(route in routes){
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- routes[route]()
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- }
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-}
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-
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-window.onhashchange()
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-
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-
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-//
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-
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-
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-//
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