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checkout.js
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checkout.js
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var cartProduct = JSON.parse(localStorage.getItem("cart")) || [];
var cart = document.getElementById('cart');
if(cartProduct.length == 0){
displayEmptyProduct();
}
else{
displayProduct(cartProduct);
cartValue();
}
// Header Section
var loggedInUser = JSON.parse(localStorage.getItem("userName")) || [];
console.log(loggedInUser);
document.getElementById("user").innerText =loggedInUser[0].name;
//
// document.getElementById("items").innerText = cartProduct.length;
document.querySelector('#cart > h1').innerText = "Cart items:" + cartProduct.length;
document.getElementById('items').innerText =cartProduct.length+" items";
document.getElementById('items').style.fontSize="12px";
function cartValue(){
var total = 0;
if(cartProduct.length!=0){
cartProduct.map(function(element){
total += element.price*element.piec;
});
}
else{
total = cartProduct.reduce(function(accumulator, element) {
return accumulator+Number(element.price);
},0);
}
localStorage.setItem("total",total);
// console.log()
document.getElementById("total").innerText ="₹ "+total;
document.getElementById("totals").innerText ="₹ "+total;
document.getElementById("pay").innerText ="₹ "+total;
document.getElementById("check").innerText ="₹ "+total;
}
function displayEmptyProduct(){
document.getElementById('cart').style.display = 'none';
document.getElementById('cartValue').style.display = 'none';
var h1 = document.createElement('h1');
h1.innerText = "My Cart (0 Items)";
// var imgDiv = document.createElement('div');
// imgDiv.setAttribute("class", "img");
var image = document.createElement('img');
image.setAttribute("src","/system-zombies/images/empty.png");
// imgDiv.append(image);
var h2 = document.createElement('h2');
h2.innerText = "Whoops... Cart is empty";
var p = document.createElement('p');
p.setAttribute("class", "underline");
p.innerText = "Add some fruits, veggies and dairy products to your cart.";
// var div = document.createElement('div');
// div.setAttribute("id", "button");
var a = document.createElement('a');
a.setAttribute("href", "homepage.html");
var btn = document.createElement('button');
btn.innerText = "Let's Shop!";
a.append(btn);
// div.append(a);
document.getElementById("empty").append(h1,image,h2,p,a);
}
function displayProduct(prod){
document.getElementById("empty").style.display = "none";
// document.getElementById("cart").innerHTML="";
prod.map(function(element, index){
var div = document.createElement("div");
var image = document.createElement("img");
image.setAttribute("src", element.image_url);
var mainDiv = document.createElement("div");
mainDiv.setAttribute("class","nameAndQuantityPrice");
var div1 = document.createElement("div");
var p = document.createElement("p");
p.innerText = element.name;
var quantity = document.createElement("p");
quantity.innerText = element.quantity;
var price = document.createElement("h4");
price.innerText = "₹ "+ element.price*element.piec;
div1.append(p,quantity,price);
var btnDiv = document.createElement("div");
btnDiv.width = "100%"
// btnDiv.style.border = "1px solid black"
var minus = document.createElement("button");
minus.innerText = "-";
minus.addEventListener("click",function(){
decrease(index);
refreshPage();
});
var pieces = document.createElement("p");
pieces.innerText = element.piec;
pieces.setAttribute("id", "decVal")
pieces.style.marginTop = "80px"
var plus = document.createElement("button");
plus.innerText = "+";
plus.addEventListener("click",function(){
increase(index);
refreshPage();
});
btnDiv.append(minus, pieces, plus,);
var btn = document.createElement("button");
btn.innerText = "Remove";
btn.addEventListener("click", function(){
remove(index);
refreshPage(); // this is for refreshing the page because when we remove last one page should refresh and then show empty cart.
});
mainDiv.append(div1,btnDiv,btn);
div.append(image,mainDiv);
document.getElementById("cart").append(div);
});
}
function remove(index){
cartProduct.splice(index,1);
localStorage.setItem("cart",JSON.stringify(cartProduct));
displayProduct(cartProduct);
}
function refreshPage(){
window.location.reload();
}
function decrease(index){
cartProduct[index].piec = cartProduct[index].piec - 1;
if(cartProduct[index].piec == 0){
remove(index);
}
localStorage.setItem("cart",JSON.stringify(cartProduct));
displayProduct(cartProduct);
}
function increase(index){
cartProduct[index].piec = cartProduct[index].piec + 1;
localStorage.setItem("cart",JSON.stringify(cartProduct));
displayProduct(cartProduct);
}