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Tell me any date, I will tell you Day in JS #3

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d48a9c4
Tell me any date, I will tell you Day in JS
Oct 4, 2020
a7a35bf
Online shopping code using JS
Oct 21, 2020
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395 changes: 395 additions & 0 deletions Online shopping code using JS.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,395 @@
const readline = require('readline');
question = 0;
name = "";
cart = [];
cart_cost = 0;
return_to_beggining = 0;
add_delete = 0;

rl = readline.createInterface({
input: process.stdin,
output: process.stdout
});

console.log("Please enter your name:");

rl.on('line', (input) => {

if(question == 5)
{
switch(parseInt(input))
{
case 1:
main_menu();
return_to_beggining = 1;
break
case 2:
show_cart();
add_delete = 1;
console.log("Enter id to delete item");
break
default:
console.log("Your Final Cost is " + cart_cost);
console.log ("Thanks " + name + "'s' for Choosing Us and Visit us again.\n");
rl.close();
break;
}
}

if(question == 4)
{
if(parseInt(input) <= cart.length && cart.length >= 0)
{
numb = parseInt(input);
cost_removed = cart[numb][1];
cart_cost = cart_cost - cost_removed;
cart.splice(parseInt(input),1);

console.log("Revised Items\n");

show_cart();
console.log("If you wish to buy anything more Enter\n1 to Add Item\n2 to Delete Items \nAny other number to Exit\n");
question = 5;
}
}

if(add_delete == 1)
{
question = 4;
add_delete = 0
}

if(question == 3)
{
switch(parseInt(input))
{
case 1:
switch(subquestion)
{
case "1:1":
item_name = "Sandisk 16GB";
cost = 355;
add_to_cart(item_name,cost);
console.log("Your cost in cart is " + cart_cost);
show_cart_and_message(cart_cost,cost);
question = 5;
break
case "1:2":
item_name = "Logitech Mouse";
cost = 500;
add_to_cart(item_name,cost);
console.log("Your cost in cart is " + cart_cost);
show_cart_and_message(cart_cost,cost);
question = 5;
break
case "1:3":
item_name = "Pendrive 16GB";
cost = 550;
add_to_cart(item_name,cost);
console.log("Your cost in cart is " + cart_cost);
show_cart_and_message(cart_cost,cost);
question = 5;
break
case "2:1":
item_name = "Adidas Shoes";
cost = 3550;
add_to_cart(item_name,cost);
console.log("Your cost in cart is " + cart_cost);
show_cart_and_message(cart_cost,cost);
question = 5;
break;
case "2:2":
item_name = "Nike Shoes";
cost = 5000;
add_to_cart(item_name,cost);
console.log("Your cost in cart is " + cart_cost);
show_cart_and_message(cart_cost,cost);
question = 5;
break
case "2:3":
item_name = "Leecooper Shoes";
cost = 2800;
add_to_cart(item_name,cost);
console.log("Your cost in cart is " + cart_cost);
show_cart_and_message(cart_cost,cost);
question = 5;
break
case "3:1":
item_name = "Mi Note 3";
cost = 11000;
add_to_cart(item_name,cost);
console.log("Your cost in cart is " + cart_cost);
show_cart_and_message(cart_cost,cost);
question = 5;
break
case "3:2":
item_name = "Nokia 3";
cost = 9866;
add_to_cart(item_name,cost);
console.log("Your cost in cart is " + cart_cost);
show_cart_and_message(cart_cost,cost);
question = 5;
break
case "3:3":
item_name = "Samsung";
cost = 12800;
add_to_cart(item_name,cost);
console.log("Your cost in cart is " + cart_cost);
show_cart_and_message(cart_cost,cost);
question = 5;
break

}
break

default:
switch(subquestion)
{
case "1:1":
case "1:2":
case "1:3":
console.log("Exit from Computer Accessories");
return_to_beggining = 1;
main_menu();
break
case "2:1":
case "2:2":
case "2:3":
console.log(" Exit from Shoes Category");
return_to_beggining = 1;
main_menu();
break;
case "3:1":
case "3:2":
case "3:3":
console.log("Exit from Mobile Category");
return_to_beggining = 1;
main_menu();
break;

}

break


}
}


if(question == 2)
{
if(subquestion == 1)
{

switch(parseInt(input))
{
case 1:
console.log("You chose Sandisk 16GB with Rs.355.Are you sure to buy.If 'Yes' Enter 1 else any number");
subquestion = "1:1";
question = 3;
break;
case 2:
console.log("You chose Logitech Mouse with Rs.500.Are you sure to buy.If 'Yes' Enter 1 else any number");
subquestion = "1:2";
question = 3;
break;
case 3:
console.log("You chose Pendrive 16GB with Rs.550.Are you sure to buy.If 'Yes' Enter 1 else any number");
subquestion = "1:3";
question = 3;
break
default:

console.log("Exit from Computer Accessories");
return_to_beggining = 1;
break

}

}
else if(subquestion == 2)
{
switch(parseInt(input))
{
case 1:
console.log("You chose Adidas Shoes for Rs.3550.Are you sure to buy.If 'Yes' Enter 1 else any number\n");
question = 3;
subquestion = "2:1";
break;
case 2:
console.log("You chose Nike Shoes for Rs.5000.Are you sure to buy.If 'Yes' Enter 1 else any number\n");
question = 3;
subquestion = "2:2";
break;
case 3:
console.log("You chose Leecooper Shoes for Rs.2800.Are you sure to buy.If 'Yes' Enter 1 else any number\n");
question = 3;
subquestion = "2:3"
break
default:
console.log("Exit from Shoes Category");
return_to_beggining = 1;
break
}
}
else if(subquestion == 3)
{
switch(parseInt(input))
{
case 1:
console.log("You chose to buy Mi Note 3 for Rs.11000.Are you sure to buy.If 'Yes' Enter 1 else any number\n");
question = 3;
subquestion = "3:1";
break;
case 2:
console.log("You chose to buy Nokia 3 for Rs.9866.Are you sure to buy.If 'Yes' Enter 1 else any number\n");
question = 3;
subquestion = "3:2";
break;
case 3:
console.log("You chose to buy Samsung for Rs.12800.Are you sure to buy.If 'Yes' Enter 1 else any number\n");
question = 3;
subquestion = "3:3"
break
default:
console.log("Exit from Mobiles Category");
return_to_beggining = 1;
break
}
}


}




if(question == 1)
{
switch(parseInt(input))
{
case 1:

console.log("Enter\n1 - Sandisk 16 GB - Rs.355\n2 - Logitech Mouse- Rs.500\n3 - Pendrive 16 GB - Rs.550\nAny other number to exit\n");
question = 2;
subquestion = 1;
break
case 2:
console.log("Enter\n1 - Adidas - Rs.3550\n2 - Nike - Rs.5000\n3 - Leecooper - Rs.2800\nAny other number to exit\n");
question = 2;
subquestion = 2;
break
case 3:
console.log("Enter\n1 - Mi Note 3 - Rs.11000\n2 - Nokia 3 - Rs.9866\n3 - Samsung - Rs.12800\nAny other number to exit\n");
question = 2;
subquestion = 3;
break;
default:
console.log("Enter Valid Category Choice");
break
}

}

if(return_to_beggining == 1)
{
question = 1;
return_to_beggining = 0;
}

if(question == 0)
{
name = input;
console.log("Hello " + name + " Welcome to our Online Shopping.");
console.log("Enter\n1 - Computer Accessories\n2 - Shoes\n3 - Mobiles\nAny other number to exit")
question = 1;
}


});



function show_cart_and_message(cart_cost,cost) {


console.log(name + "'s cart");
console.log("ID Items Quantity Cost");

for (var i = 0; i < cart.length; i++) {
cart_item_name = cart[i][0];
cart_item_cost = cart[i][1];

console.log(i + " " + cart_item_name + " 1" + " " + cart_item_cost);


}

console.log("\nTotal Cost " + cart_cost);
console.log("If you wish to buy anything more Enter\n1 to Add Item\n2 to Delete Items \nAny other number to Exit\n");

}


function add_to_cart(item_name,cost)
{


if(cart.length == 0)
{
cart[0] = new Array(2);
cart[0][0] = item_name;
cart[0][1] = cost;
cart_cost += cost;

}
else
{
const cart_size = cart.length;
cart[cart_size] = new Array(2);
cart[cart_size][0] = item_name;
cart[cart_size][1] = cost;
cart_cost += cost;

}


}

function check_cart_cost(cart_cost,cost)
{
if(cart_cost == undefined)
{
cart_cost = cost;
}
else
{
cart_cost += cost;
}
}

function show_cart()
{
console.log(name + "'s cart");
console.log("ID Items Quantity Cost");

for (var i = 0; i < cart.length; i++) {
cart_item_name = cart[i][0];
cart_item_cost = cart[i][1];

console.log(i + " " + cart_item_name + " 1" + " " + cart_item_cost);


}

console.log("\nTotal Cost " + cart_cost);

}

function main_menu()
{
console.log("Enter\n1 - Computer Accessories\n2 - Shoes\n3 - Mobiles\nAny other number to exit");
question = 1;
}


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