IngaSS · IngaSS · Apr 13, 2019 · Apr 13, 2019 · Apr 13, 2019
diff --git a/hw3/code.js b/hw3/code.js
@@ -0,0 +1,122 @@
+'use strict';
+
+const API_URL = 'https://raw.githubusercontent.com/GeekBrainsTutorial/online-store-api/master/responses/catalogData.json';
+
+function makeGETRequest(url) {
+    return new Promise(function (resolve, reject) {
+        let xhr;
+        if (window.XMLHttpRequest) {
+            xhr = new XMLHttpRequest();
+        } else if (window.ActiveXObject) {
+            xhr = new ActiveXObject("Microsoft.XMLHTTP");
+        }
+        xhr.open('GET', url, true);
+
+        xhr.onreadystatechange = function () {
+            if (xhr.readyState === 4) {
+                xhr.status >= 200 && xhr.status < 300 ? resolve(xhr.responseText) : reject(`${xhr.statusText}, ${xhr.responseText}`);
+            }
+        };
+        xhr.send();
+    })
+}
+
+class GoodsItem {
+    constructor(product_name, price) {
+        this.product_name = product_name;
+        this.price = price;
+    }
+    render() {
+        return `<div class="goods-item"><h5>${this.product_name}</h5><p>${this.price} руб.</p><button class="addButton" data-name="${this.product_name}">Добавить</button><button class="removeButton" data-name="${this.product_name}">Удалить</button></div>`;
+    }
+}
+
+class BasketItem {
+    constructor(product_name, price) {
+        this.product_name = product_name;
+        this.price = price;
+    }
+
+    renderBasket() {
+        return `<div class="basket-item"><h6>${this.product_name}</h6><p>${this.price} руб.</p></div>`;
+    }
+}
+
+class GoodsList {
+    constructor() {
+        this.goods = [];
+        this.basket = [];
+    }
+    fetchGoods() {
+        makeGETRequest(API_URL)
+            .then(response => {
+                this.goods = JSON.parse(response)
+                return this.goods;
+            })
+            .then(() => this.render())
+            .then(() => this.renderBasketList())
+            .then(() => this.addButtonsClick())
+            .then(() => this.removeButtonClick())
+            .catch(error => { throw new Error(error) })
+    }
+
+    render() {
+        let listHtml = '';
+        this.goods.forEach(good => {
+            const goodItem = new GoodsItem(good.product_name, good.price);
+            listHtml += goodItem.render();
+        });
+        document.querySelector('.goods-list').innerHTML = listHtml;
+    }
+
+    renderBasketList() {
+        let basketHTML = '';
+        this.basket.forEach(item => {
+            const basketItem = new BasketItem(item.product_name, item.price);
+            basketHTML += basketItem.renderBasket();
+        });
+        document.querySelector('.basket').innerHTML = basketHTML;
+    }
+
+    addButtonsClick() {
+        let addButtons = document.querySelectorAll('.addButton');
+        addButtons.forEach(item => {
+            item.addEventListener('click', (event) => this.addItem(event, this.goods));
+        })
+    }
+
+    removeButtonClick() {
+        let removeButtons = document.querySelectorAll('.removeButton');
+        removeButtons.forEach(item => {
+            item.addEventListener('click', (event) => this.removeItem(event, this.basket))
+        })
+    }
+
+    addItem(event, goods) {
+        let targetItem = goods.find(item => {
+            return item.product_name === event.target.dataset.name;
+        })
+        this.basket.push(targetItem);
+        this.renderBasketList();
+    }
+
+    removeItem(event, basket) {
+        let targetItem = basket.find(item => {
+            return item.product_name === event.target.dataset.name;
+        })
+        let i = this.basket.indexOf(targetItem);
+        this.basket.splice(i, 1);
+        this.renderBasketList();
+    }
+
+    // sumGoods() {
+    //     let sum = 0;
+    //     this.goods.forEach(item => {
+    //         sum += parseInt(item.price);
+    //     })
+    //     return sum;
+    // }
+}
+
+const list = new GoodsList();
+list.fetchGoods()
diff --git a/hw3/index.html b/hw3/index.html
@@ -0,0 +1,42 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <meta http-equiv="X-UA-Compatible" content="ie=edge">
+    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css"
+        integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
+    <link rel="stylesheet" href="style.css">
+    <title>e-Shop</title>
+</head>
+
+<body>
+    <header>
+        <div class="dropdown mydropdown">
+            <button class="cart-button dropdown-toggle" type="button" id="dropdownMenuButton" data-toggle="dropdown"
+                aria-haspopup="true" aria-expanded="false">Корзина</button>
+            <div class="dropdown-menu" aria-labelledby="dropdownMenuButton">
+                <a class="dropdown-item" href="#">Ваша корзина</a>
+                <div class="basket"></div>
+            </div>
+        </div>
+    </header>
+    <main>
+        <div class="goods-list"></div>
+    </main>
+
+    <script src="code.js"></script>
+
+    <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"
+        integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo"
+        crossorigin="anonymous"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"
+        integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1"
+        crossorigin="anonymous"></script>
+    <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"
+        integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM"
+        crossorigin="anonymous"></script>
+</body>
+
+</html>
diff --git a/hw3/style.css b/hw3/style.css
@@ -0,0 +1,96 @@
+body {
+    margin: auto;
+    width: 80%;
+}
+
+header {
+    background: lightgrey;
+    max-width: 100%;
+    min-height: 80px;
+    border-radius: 5px;
+    box-shadow: 0 0 10px rgba(0, 0, 0, 1);
+    position: relative;
+}
+
+.cart-button {
+    position: absolute;
+    right: 35px;
+    top: 18px;
+    width: 140px;
+    height: 40px;
+    border: 0.1px solid grey;
+    border-radius: 10px;
+    box-shadow: 0 0 40px 40px #FF8C00 inset, 0 0 0 0 #FF4500;
+    font-weight: bold;
+    letter-spacing: 2px;
+    color: white;
+    transition: .15s ease-in-out;
+}
+
+.cart-button:hover {
+    box-shadow: 0 0 10px 0 #FF4500 inset, 0 0 10px 4px #FF4500;
+    color: #FF4500;
+    cursor: pointer;
+  }
+
+.goods-list {
+    margin-top: 20px;
+    margin: 20px auto auto;
+    max-width: 80%;
+    box-shadow: 0 0 10px 5px grey inset, 0 0 0 0 grey;
+    min-height: 400px;
+    border-radius: 15px;
+}
+
+.goods-item {
+    float: left;
+    display: inline-block;
+    border-radius: 10px;
+    margin-left: 30px;
+    margin-top: 30px;
+    min-width: 27%;
+    height: 130px;
+    text-align: center;
+}
+
+.goods-item h5 {
+    margin-top: 10px;
+}
+
+.basket {
+    width: 100%;
+}
+
+.addButton,
+.removeButton {
+    border-radius: 3px;
+    background-color: transparent;
+    letter-spacing: 2px;
+    transition: .15s ease-in-out;
+}
+
+.addButton {
+    border: 0px solid green;
+    color: green;
+}
+
+.removeButton {
+    border: 0px solid darkred;
+    color: red;
+}
+
+.addButton:hover {
+    box-shadow: 0 0 5px 0 lightgreen inset, 0 0 5px darkgreen;
+    color: darkgreen;
+    cursor: pointer;
+  }
+
+.removeButton:hover {
+    box-shadow: 0 0 5px 0 #DB5E5E inset, 0 0 5px #970000;
+    color: darkred;
+    cursor: pointer;
+}
+
+.basket-item {
+    text-align: center;
+}