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сделан task03 #7

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сделан task03 #7

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1 change: 0 additions & 1 deletion README.md
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This file was deleted.

100 changes: 100 additions & 0 deletions script.js
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let basketBtns = document.querySelectorAll('.toBasketBtn');
basketBtns.forEach(function(btn){
btn.addEventListener('click',function(event){
let id = event.srcElement.dataset.id;
let price = event.srcElement.dataset.price;
let name = event.srcElement.dataset.name;
basket.addProduct({id: id, price: price, name: name})
})
});

let basket = {
products: {},

addProduct(product){
this.addProductToObject(product);
this.renderProductInBasket(product);
this.renderTotalSum();
this.addRemoveBtnsListeners();
},

removeProductListener(event){
basket.removeProduct(event);
basket.renderTotalSum();
},

removeProduct(event){
let id = event.srcElement.dataset.id;
this.removeProductFromObject(id);
this.removeProductFromBasket(id);
},

removeProductFromBasket(id){
let countId = document.querySelector(`.productCount[data-id="${id}"]`);
if(countId.textContent == 1){
countId.parentNode.remove();
} else{
countId.textContent--;
}

},

removeProductFromObject(id){
if(this.products[id].count == 1){
delete this.products[id]
} else {
this.products[id].count--;
}
},

addRemoveBtnsListeners(){
let btns = document.querySelectorAll('.productRemoveBtn');
for(let i = 0; i < btns.length; i++){
btns[i].addEventListener('click',this.removeProductListener);
}
},

renderTotalSum(){
document.querySelector('.total').textContent = this.getTotalSum();
},

getTotalSum(){
let sum = 0;
for(let key in this.products){
sum += this.products[key].price * this.products[key].count;
}
return sum;
},

addProductToObject(product){
if(this.products[product.id] == undefined){
this.products[product.id] = {
price: product.price,
name: product.name,
count: 1
}
} else{
this.products[product.id].count++;
}
},

renderProductInBasket(product){
let productExist = document.querySelector(`.productCount[data-id="${product.id}"]`);
if(productExist){
productExist.textContent++;
return;
}
let productRow = `
<tr>
<th scope="row">${product.id}</th>
<td>${product.name}</td>
<td>${product.price}</td>
<td class="productCount" data-id="${product.id}">1</td>
<td><i class="fas fa-trash-alt productRemoveBtn" data-id="${product.id}"></i></td>
</tr>
`;
let tbody = document.querySelector('tbody');
tbody.insertAdjacentHTML("beforeend", productRow);
}
}

8 changes: 8 additions & 0 deletions style.css
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.bucketPanel{
width: 400px;
padding: 1-px;
}

.productRemoveBtn:hover{
cursor: pointer;
}
109 changes: 109 additions & 0 deletions task03.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.5.0/css/all.css" integrity="sha384-B4dIYHKNBt8Bc12p+WXckhzcICo0wtJAoU8YZTY5qE0Id1GSseTk6S+L3BlXeVIU"
crossorigin="anonymous">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO"
crossorigin="anonymous">
<link rel="stylesheet" href="style.css">
</head>
<body>
<div class="container">
<nav class="navbar navbar-light bg-dark">
<div class="btn-group ml-auto">
<button class="btn btn-light btn-lg dropdown-toggle" type="button" data-toggle="dropdown" aria-haspopup="true"
aria-expanded="false">
Корзина
</button>
<div class="dropdown-menu dropdown-menu-right basketPanel">
<table class="table table-hover">
<thead>
<tr>
<th scope="col">ID</th>
<th scope="col">Имя</th>
<th scope="col">Цена</th>
<th scope="col">Количество</th>
<th scope="col"></th>
</tr>
</thead>
<tbody></tbody>
<tfoot>
<tr>
<th colspan="2" scope="row">Итого:</th>
<td colspan="3">
<span class="total">0</span>
<i class="fas fa-ruble-sign"></i>
</td>
</tr>
</tfoot>
</table>
</div>
</div>
</nav>

<br>

<div class="row">
<div class="col-4">
<div>Товар 1</div>
<img src="https://placeimg.com/640/480/nature" alt="..." class="img-thumbnail">
<div>
<span class="productPrice">120</span>
<i class="fas fa-ruble-sign"></i>
</div>
<button type="button"
class="btn btn-success mt-3 toBasketBtn"
data-id="1"
data-price="120"
data-name="Товар 1"
>
В корзину
</button>
</div>
<div class="col-4">
<div>Товар 2</div>
<img src="https://placeimg.com/640/480/arch" alt="..." class="img-thumbnail">
<div>
<span class="productPrice">75</span>
<i class="fas fa-ruble-sign"></i>
</div>
<button type="button"
class="btn btn-success mt-3 toBasketBtn"
data-id="2"
data-price="75"
data-name="Товар 2"
>
В корзину
</button>
</div>
<div class="col-4">
<div>Товар 3</div>
<img src="https://placeimg.com/640/480/tech" alt="..." class="img-thumbnail">
<div>
<span class="productPrice">3000</span>
<i class="fas fa-ruble-sign"></i>
</div>
<button type="button"
class="btn btn-success mt-3 toBasketBtn"
data-id="3"
data-price="3000"
data-name="Товар 3"
>
В корзину
</button>
</div>
</div>
</div>
<!-- Optional JavaScript -->
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<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/1.14.3/umd/popper.min.js" integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49"
crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/js/bootstrap.min.js" integrity="sha384-ChfqqxuZUCnJSK3+MXmPNIyE6ZbWh2IMqE241rYiqJxyMiZ6OW/JmZQ5stwEULTy"
crossorigin="anonymous"></script>
<script src="script.js"></script>
</body>
</html>