function createStore(reducer){ let state = reducer(undefined, {}) let cbs = [] function dispatch(action){ if (typeof action === 'function'){ return action(dispatch) } const newState = reducer(state, action) if (state !== newState){ state = newState cbs.forEach(cb => cb()) } } return { dispatch, subscribe(cb){ cbs.push(cb) return () => cbs = cbs.filter(c => c !== cb) }, getState(){ return state } } } function promiseReducer(state={}, {type, status, payload, error, name}){ if (type === 'PROMISE'){ return { ...state, [name]:{status, payload, error} } } return state } //под товаром сделать кнопку "купить" const actionPending = name => ({type: 'PROMISE', status: 'PENDING', name}) const actionResolved = (name, payload) => ({type: 'PROMISE', status: 'RESOLVED', name, payload}) const actionRejected = (name, error) => ({type: 'PROMISE', status: 'REJECTED', name, error}) const delay = ms => new Promise(ok => setTimeout(() => ok(ms), ms)) const actionPromise = (name, promise) => async dispatch => { dispatch(actionPending(name)) try{ let payload = await promise dispatch(actionResolved(name, payload)) return payload } catch(error){ dispatch(actionRejected(name, error)) } } function cartReducer(state={},{type , count = 1, _id , name , price }) { if(type === 'CART_ADD'){ return { ...state , [_id]:{count:(state[_id]?.count || 0) + count, name , price} } } if (type === 'CART_CHANGE' ) { return { ...state, [_id]:{count:state[count] = count,price} } } if(type === 'CART_REMOVE'){ let {[_id]:id , ...res} = state return res } if (type === "CART_CLEAR"){ return {} } return state } // store.dispatch({type: 'CART_ADD', _id:id, count:num}) // store.dispatch({type: 'CART_CHANGE', _id:id, count:count}) // store.dispatch({type: 'CART_REMOVE', _id:id}) // store.dispatch({type: 'CART_CLEAR'}) let reducers = { promise:promiseReducer, cart:cartReducer, auth:authReducer } function combineReducers(reducers){ function commonReducer(state = {} , action){ let commonState = {} for(let reducerName in reducers){ const reducerState = reducers[reducerName](state[reducerName],action) if (reducerState !== state[reducerName]){ commonState[reducerName] = reducerState } } if (Object.keys(commonState).length == 0){ return state } return {...state,...commonState} } return commonReducer } const store = createStore(combineReducers(reducers)) const unsubscribe = store.subscribe(() => console.log(store.getState())) // store.dispatch({type: 'CART_ADD', _id:'beer', count:2}) const getGQL = url => (query, variables={}) => fetch(url, { method: 'POST', headers: { // Accept: "application/json", "Content-Type": "application/json", ...(localStorage.authToken ? {Authorization: "Bearer " + localStorage.authToken} : {}) }, body: JSON.stringify({query, variables}) }).then(res => res.json()) let shopGQL = getGQL('http://shop-roles.asmer.fs.a-level.com.ua/graphql') function authReducer(state, action){ //.... if (state === undefined){ if (!localStorage.authToken){ return {} } action.token = localStorage.authToken action.type = 'LOGIN' // добавить в action token из localStorage, и проимитировать LOGIN } if (action.type === 'LOGIN'){ console.log('ЛОГИН') localStorage.authToken = action.token function jwt_decode (token) { var start64Url = token.split('.')[1] return JSON.parse(atob(start64Url)) } return {token: action.token, payload: jwt_decode(action.token)} } if (action.type === 'LOGOUT'){ console.log('ЛОГАУТ') localStorage.removeItem("authToken") //вернуть пустой объект return {} } return state } const actionAuthLogin = token => ({type:'LOGIN', token}) const actionAuthLogout = () => ({type:'LOGOUT'}) let reg = async(login,password) => { let query = `mutation reg($l:String , $p:String) { UserUpsert(user:{ login:$l , password:$p }){ _id } }` let qVariables = { "l": login, "p": password } let result = await shopGQL(query,qVariables) return result } let log = async(login , password) => { let query = ` query log($l:String , $p:String){ login(login:$l, password:$p) }` let qVariables = { "l": login, "p": password } let result = await shopGQL(query,qVariables) return result } actionRegister = (login,password) => async dispatch => { return await dispatch (actionPromise('register' , reg(login,password))) } const goodById = id => { let query = `query goodById($query:String) { GoodFindOne(query: $query ) { _id name description price images { url } } }` let variables = { query: JSON.stringify([{_id: id}]) } let res = shopGQL(query,variables) return res } const actionGoodById = id => actionPromise('goodById', goodById(id)) const actionRootCategories = () => actionPromise('rootCategories', shopGQL(` query cats($query:String){ CategoryFind(query:$query){ _id name } } `, {query: JSON.stringify([{parent:null}])})) const actionCategoryById = (_id) => actionPromise('catById', shopGQL(`query catById($query:String){ CategoryFindOne(query:$query){ _id name goods{ _id name price description images{ url } } } }`, {query: JSON.stringify([{_id}])})) store.dispatch(actionRootCategories()) actionCartAdd = (id , num=1, name, price) => ({type: 'CART_ADD', _id:id, count:num,name , price}) actionCartChange = (id,count,price) => ({type: 'CART_CHANGE', _id:id, count,price}) actionCartRemove = (id) => ({type: 'CART_REMOVE', _id:id}) actionCartClear = () => ({type: 'CART_CLEAR'}) window.onhashchange = () => { let {1: route, 2:id} = location.hash.split('/') if (route === 'categories'){ main.innerHTML = '' store.dispatch(actionCategoryById(id)) } if (route === 'good'){ main.innerHTML = '' store.dispatch(actionGoodById(id)) } if (route === 'cart'){ drawCart() } if (route === 'registration'){ drawReg() } if (route === 'login'){ drawLog() } // if (route === 'cabinet') { // console.log('aaaa') // } } function drawMainMenu(){ let cats = store.getState().promise.rootCategories.payload if (cats){ //каждый раз дорисовываются в body aside.innerText = '' for (let {_id, name} of cats.data.CategoryFind){ let catA = document.createElement('a') catA.href = `#/categories/${_id}` catA.innerText = name aside.style.marginLeft = '20px' aside.append(catA) } } } store.subscribe(drawMainMenu) let aBasket = document.createElement('a') aBasket.href = "#/cart/" aBasket.style.color = '#008B8B' let imgBasket = document.createElement('img') imgBasket.style.float = 'right' let header = document.getElementById('header') header.style.height = '70px' let countBasket = document.createElement('p') let h1 = document.getElementById('h1') h1.style.float = 'left' h1.style.marginTop = '30px' countBasket.style.float = 'right' countBasket.style.marginLeft = '20px' countBasket.style.marginRight = '20px' countBasket.style.marginTop = '20px' countBasket.style.fontWeight = 'bold' countBasket.innerHTML = "Товаров в корзине:" + " " + 0 imgBasket.src = "basket.png" imgBasket.style.width = '50px' imgBasket.style.marginLeft = '30px' aBasket.append(countBasket) aBasket.append(imgBasket) header.append(aBasket) const unsubscribe1 = store.subscribe(() => { let cartState = store.getState().cart var result = [] for (key in cartState){ result.push(cartState[key].count) if (result.length > 0) { countBasket.innerHTML ="Товаров в корзине:" + " " + result.reduce(function(a,b){ return a+b }) } else { countBasket.innerHTML ="Товаров в корзине:" + " " + 0 } } }) let aRegBtn = document.createElement('a')   let regBtn = document.createElement('button') let aLogBtn = document.createElement('a') let logBtn = document.createElement('button') aLogBtn.href = '#/login' logBtn.innerHTML = 'Вход' aRegBtn.style.marginTop = '30px' aLogBtn.style.marginTop = '30px' aLogBtn.style.marginLeft = '10px' aRegBtn.href = '#/registration' regBtn.innerHTML = "Регистрация" aRegBtn.style.float = 'right' aLogBtn.style.float = 'right' aLogBtn.append(logBtn) header.append(aLogBtn) aRegBtn.append(regBtn) header.append(aRegBtn) // let aCabinet = document.createElement('a') // aCabinet.href = '#/cabinet' let unlogBtn = document.createElement('button') unlogBtn.style.marginTop = '20px' unlogBtn.style.float = 'right' unlogBtn.innerHTML = "Выйти" unlogBtn.style.marginLeft = '10px' unlogBtn.onclick = () => { let question = confirm ('Вы уверены что хотите выйти?') if (question) { store.dispatch(actionAuthLogout()) location.reload() } } function drawReg() { main.innerHTML = "" let h = document.createElement('h1') h.innerHTML = 'Регистрация' main.append(h) function Password (parent , open) { let passwordInput = document.createElement ('input') let passwordCheckbox = document.createElement('input') let passwordSpan = document.createElement('span') let passwordContent = document.createElement('div') parent.append(passwordContent) passwordContent.append(passwordInput) passwordContent.append(passwordCheckbox) passwordContent.append(passwordSpan) passwordContent.style.marginTop = "15px" passwordContent.style.marginBottom = '20px' passwordInput.placeholder = "Enter a password" passwordCheckbox.type = 'checkbox' passwordCheckbox.style.marginLeft = '10px' passwordSpan.innerHTML = "Hide password" passwordSpan.style.marginLeft = "10px" passwordInput.onchange = () => { if(typeof this.onChange === 'function'){ this.onChange(passwordInput.value) } } function showOrHide() { if (passwordCheckbox.checked) { passwordInput.setAttribute('type' , 'password') } else { passwordInput.setAttribute('type','text') } } passwordCheckbox.addEventListener('change' , showOrHide) this.setValue = function (text) { passwordInput.value = text } this.getValue = function () { return passwordInput.value } this.setOpen = function (checker) { showOrHide.call(this) passwordCheckbox.checked = checker } passwordCheckbox.onclick = () => { showOrHide() this.onOpenChange("нажали чекбокс") } this.getOpen = function () { return passwordCheckbox.checked } } function LoginFormConstructor (parent , open) { let passwordForm = document.createElement('div') let loginForm = document.createElement('div') let btnForm = document.createElement('div') let loginInput = document.createElement('input') loginInput.type = 'text' loginInput.style.marginBottom = '10px' loginInput.placeholder = "Enter a login" let passwordInput = document.createElement('input') passwordInput.type = 'password' passwordInput.placeholder = "Enter a password" let checkbox = document.createElement('input') checkbox.type = 'checkbox' checkbox.style.marginLeft = '7px' let btn = document.createElement('button') btn.style.marginLeft = '130px' btn.style.marginTop = '10px' btn.innerHTML = 'Log in' parent.append(loginForm) parent.append(passwordForm) parent.append(btnForm) loginForm.append(loginInput) passwordForm.append(passwordInput) passwordForm.append(checkbox) btnForm.append(btn) btn.onclick = () => { store.dispatch(actionFullRegister((loginInput.value), (passwordInput.value))) } function showOrHide() { if (checkbox.checked) { passwordInput.setAttribute('type' , 'text') } else { passwordInput.setAttribute('type','password') } } checkbox.addEventListener('change' , showOrHide) } let lfc = new LoginFormConstructor(main, true) } function drawLog() { main.innerHTML = "" let h = document.createElement('h1') h.innerHTML = 'Вход' main.append(h) function Password (parent , open) { let passwordInput = document.createElement ('input') let passwordCheckbox = document.createElement('input') let passwordSpan = document.createElement('span') let passwordContent = document.createElement('div') parent.append(passwordContent) passwordContent.append(passwordInput) passwordContent.append(passwordCheckbox) passwordContent.append(passwordSpan) passwordContent.style.marginTop = "15px" passwordContent.style.marginBottom = '20px' passwordInput.placeholder = "Enter a password" passwordCheckbox.type = 'checkbox' passwordCheckbox.style.marginLeft = '10px' passwordSpan.innerHTML = "Hide password" passwordSpan.style.marginLeft = "10px" passwordInput.onchange = () => { if(typeof this.onChange === 'function'){ this.onChange(passwordInput.value) } } function showOrHide() { if (passwordCheckbox.checked) { passwordInput.setAttribute('type' , 'password') } else { passwordInput.setAttribute('type','text') } } passwordCheckbox.addEventListener('change' , showOrHide) } function LoginFormConstructor (parent , open) { let passwordForm = document.createElement('div') let loginForm = document.createElement('div') let btnForm = document.createElement('div') let loginInput = document.createElement('input') loginInput.type = 'text' loginInput.style.marginBottom = '10px' loginInput.placeholder = "Enter a login" let passwordInput = document.createElement('input') passwordInput.type = 'password' passwordInput.placeholder = "Enter a password" let checkbox = document.createElement('input') checkbox.type = 'checkbox' checkbox.style.marginLeft = '7px' let btn = document.createElement('button') btn.style.marginLeft = '130px' btn.style.marginTop = '10px' btn.innerHTML = 'Log in' parent.append(loginForm) parent.append(passwordForm) parent.append(btnForm) loginForm.append(loginInput) passwordForm.append(passwordInput) passwordForm.append(checkbox) btnForm.append(btn) btn.onclick = () => { store.dispatch(actionFullLogin((loginInput.value),(passwordInput.value))) } function showOrHide() { if (checkbox.checked) { passwordInput.setAttribute('type' , 'text') } else { passwordInput.setAttribute('type','password') } } checkbox.addEventListener('change' , showOrHide) } let lfc = new LoginFormConstructor(main, true) } const actionFullLogin = (login , password) => async dispatch => { let result = await dispatch(actionPromise("login",log(login,password))) if (result.data.login !== null){ dispatch(actionAuthLogin(result.data.login)) location.reload() } else { alert ('Такого пользователя не существует или вы не правильно указали логин/пароль') } } actionFullRegister = (login,password) => async dispatch => { let result = await dispatch (actionRegister(login,password)) console.log(result) if (result.errors === undefined) { await dispatch (actionFullLogin(login,password)) location.reload() } else { alert("Такой пользователь уже есть") } } let pLog = document.createElement('p') pLog.style.float = 'right' pLog.style.fontWeight = 'bold' pLog.style.marginTop = '20px' pLog.style.color = '#000080' if (localStorage.authToken) { regBtn.hidden = true logBtn.hidden = true header.append(unlogBtn) pLog.innerHTML = "Ваш логин:" + " " + store.getState().auth.payload.sub.login header.append(pLog) } let newOrder = async(obj) => { let option = Object.entries(obj) let orderGoods = [] for (let key of option) { let iteration = { "count": key[1].count, "good":{"_id":key[0]} } orderGoods.push(iteration) } let query = `mutation newOrder($order:OrderInput) { OrderUpsert(order:$order){ _id } }` let qVariables = { "order": { "orderGoods": orderGoods} } let result = await shopGQL(query,qVariables) return result } actionOrder = (obj) => async dispatch => { return await dispatch (actionPromise ('order' , newOrder(obj))) } function drawCart () { const cart = store.getState().cart if (cart) { main.innerHTML = "" let cartState = store.getState().cart for (key in cartState){ let good = document.createElement('div') let goodName = document.createElement('h4') let goodImg = document.createElement('img') let btnPlus = document.createElement('button') let btnMinus = document.createElement('button') let countPriceGood = document.createElement('p') let goodA = document.createElement('a') let goodPrice = document.createElement('p') let goodCount = document.createElement('p') let btnDel = document.createElement('button') let input = document.createElement('input') input.placeholder = "Нужное количество товара" input.style.marginLeft = '10px' let btnInput = document.createElement('button') btnInput.innerHTML = 'Подтвердить' btnInput.style.marginLeft = '10px' btnInput.onclick = () => { if (input.value > 1){ store.dispatch(actionCartChange(key , +input.value,cartState[key].price)) } } good.style.overflow = 'hidden' btnDel.style.float = 'right' goodImg.style.width = '100px' btnPlus.innerHTML = "+" btnPlus.style.marginLeft = '10px' btnPlus.onclick = () =>{ store.dispatch(actionCartChange(key,+(cartState[key].count) + 1,cartState[key].price)) } btnMinus.innerHTML = "-" btnMinus.onclick = () => { if (cartState[key].count > 1){ store.dispatch(actionCartChange(key , +(cartState[key].count) - 1,cartState[key].price)) } else { let question = confirm("Вы хотите удалить товар?") if (question){ store.dispatch(actionCartRemove(key)) countBasket.innerHTML ="Товаров в корзине:" + " " + 0 } } } countPriceGood.style.fontWeight = 'bold' countPriceGood.hidden = true countPriceGood.style.marginTop = '20px' countPriceGood.style.textAlign = 'center' countPriceGood.style.float = 'right' btnDel.innerHTML = "Удалить товар" btnDel.onclick = () => { let question = confirm("Вы хотите удалить товар?") if (question){ store.dispatch(actionCartRemove(key)) } } goodA.append(goodImg) goodA.href = '#/good/' + key if (cartState[key].count > 1) { countPriceGood.removeAttribute('hidden' , 'hidden') goodById(key).then(res => countPriceGood.innerHTML = "Общая цена товара:" + " " + (cartState[key].count) * res.data.GoodFindOne.price + "uah") } good.style.width = "50%" good.style.border = '2px solid black' good.style.marginTop = '20px' good.style.padding = '30px' goodById(key).then(res=> goodName.innerHTML = res.data.GoodFindOne.name) goodById(key).then(res=> goodImg.src = 'http://shop-roles.asmer.fs.a-level.com.ua/' + res.data.GoodFindOne.images[0].url) goodById(key).then(res=>goodPrice.innerHTML = "Цена:" + " " + res.data.GoodFindOne.price + 'uah') goodCount.innerHTML = "Количество товара:" + " " + cartState[key].count goodById(key).then() good.style.marginLeft = '100px' good.append(goodName,goodA,goodPrice,goodCount,btnMinus,input,btnInput,btnPlus,btnDel) good.append(countPriceGood) var result = [] result.push(cartState[key].count) var resId = [] resId.push(cartState[key]) let orderPrice = document.createElement("h5") orderPrice.style.float = 'right' main.append(good) main.append(orderPrice) } if (Object.keys(cartState).length > 0){ let orderPrice = document.createElement('h5') let res = [] for (good in cartState) { res.push((((cartState[good].price) * (cartState[good].count)))) } orderPrice.innerHTML = "Цена заказа:" + " " + res.reduce(function(a,b){ return a + b }) + 'uah' orderPrice.style.fontSize = '20px' orderPrice.style.float = 'right' orderPrice.style.marginRight = '500px' let btnBuy = document.createElement('button') btnBuy.innerHTML = 'Купить' btnBuy.style.float = 'right' btnBuy.style.marginRight = '500px' btnBuy.style.marginTop = '10px' btnBuy.onclick = () => { if (!localStorage.authToken){ alert('Для начала авторизуйтесь') location.href = '#/login' } else { let obj = store.getState().cart for (key in obj){ store.dispatch(actionOrder(obj)) } store.dispatch({type: 'CART_CLEAR'}) countBasket.innerHTML ="Товаров в корзине:" + " " + 0 } } main.append(orderPrice) main.append(btnBuy) } } } store.subscribe(() => { const {1: route, 2:id} = location.hash.split('/') if (route === 'categories'){ const catById = store.getState().promise.catById?.payload if (catById){ main.innerText = '' let h = document.createElement('h2') h.style.fontSize = '30px' h.style.marginTop = 0 h.innerHTML = catById.data.CategoryFindOne.name h.style.textAlign = 'center' main.append(h) //вывести циклом товары со ссылками вида #/good/АЙДИШНИК let goods = document.createElement('div') goods.className = 'goods' for (let key in catById.data.CategoryFindOne.goods) { let box = document.createElement('div') box.style.border = '3px solid #008B8B' box.style.padding = '10px' box.style.margin = '20px' let img = document.createElement('img') let productName = document.createElement('h3') let a = document.createElement('a') let price = document.createElement('p') let description = document.createElement('p') let btnMore = document.createElement('button') btnMore.innerHTML = "Подробнее" btnMore.style.backgroundColor = '#DCDCDC' btnMore.style.display = 'block' btnMore.style.marginLeft = 'auto' btnMore.style.marginRight = 'auto' btnMore.style.marginTop = '20px' img.src = 'http://shop-roles.asmer.fs.a-level.com.ua/' + catById.data.CategoryFindOne.goods[key].images[0].url img.style.width = '300px' img.style.display = 'block' img.style.marginLeft = 'auto' img.style.marginRight = 'auto' a.href = '#/good/' + catById.data.CategoryFindOne.goods[key]._id productName.innerHTML = catById.data.CategoryFindOne.goods[key].name + '
' price.innerHTML = "Цена:" + " " + catById.data.CategoryFindOne.goods[key].price + ' ' + 'uah' price.style.fontWeight = 'bold' a.style.textDecoration = 'none' a.style.color = 'black' description.innerHTML = catById.data.CategoryFindOne.goods[key].description description.style.textAlign = 'center' a.append(btnMore) box.append(productName) box.append(price) box.append(img) box.append(description) box.append(a) goods.append(box) } main.append(goods) //ПРИДУМАТЬ КНОПКИ ДОБАВЛЕНИЯ В КОРЗИНУ // main.innerHTML = `
${JSON.stringify(catById, null ,4)}
` } } if (route === 'good'){ const goodById = store.getState().promise.goodById?.payload if (goodById){ //вывести в main страницу товара main.innerText = " " let source = goodById.data.GoodFindOne let product = document.createElement('div') let page = document.createElement('div') let h = document.createElement('h1') h.innerHTML = source.name h.style.textAlign = 'center' let img = document.createElement('img') img.src = 'http://shop-roles.asmer.fs.a-level.com.ua/' + source.images[0].url img.style.width = '300px' img.style.display = 'block' img.style.marginLeft = 'auto' img.style.marginRight = 'auto' let description = document.createElement('p') description.innerHTML = source.description description.style.textAlign = 'center' let price = document.createElement('p') price.innerHTML = 'Цена:' + " " + source.price + 'uah' price.textAlign = 'center' price.style.fontWeight = 'bold' let btnBuy = document.createElement('button') btnBuy.innerHTML = "Купить" btnBuy.style.backgroundColor = '#ADFF2F' btnBuy.style.display = 'block' btnBuy.style.marginLeft = 'auto' btnBuy.style.marginRight = 'auto' btnBuy.style.marginBottom = '10px' btnBuy.style.marginTop = '50px' btnBuy.style.width = '300px' btnBuy.style.fontSize = '20px' let btnAdd = document.createElement('button') btnAdd.innerHTML = "Добавить в корзину" btnAdd.style.backgroundColor = '#3CB371' btnAdd.style.display = 'block' btnAdd.style.marginLeft = 'auto' btnAdd.style.marginRight = 'auto' btnAdd.style.width = '300px' btnAdd.style.fontSize = '20px' btnAdd.onclick = () => { store.dispatch(actionCartAdd(source._id,1 , source.name , source.price)) } page.append(h) page.append(img) page.append(description) page.append(price) page.append(btnBuy) page.append(btnAdd) product.append(page) main.append(product) // console.log(actionCartAdd.count) } } if (route === 'cart') drawCart() } )