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Added validation before checkout button click #25

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Added validation before checkout button click #25

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12 changes: 6 additions & 6 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -115,32 +115,32 @@
<label style="color:whitesmoke;font-weight: 600;">Card Number</label><br />
<input type="number"
style="height: 30px;width: 100%;background-color:rgb(91, 177, 253);border: none;color: white;outline: none;"
id="card" />
id="cardNo" required/>
</td>
</tr>
<tr>
<td colspan="2">
<label style="color:whitesmoke;font-weight: 600;">Card Holder</label><br />
<input type="text"
style="height: 30px;width: 100%;background-color:rgb(91, 177, 253);border: none;color: white;outline: none;" />
style="height: 30px;width: 100%;background-color:rgb(91, 177, 253);border: none;color: white;outline: none;" id="cardHolder" required />
</td>
</tr>
<tr>
<td style="width: 50%;">
<label style="color:whitesmoke;font-weight: 600;">Expires</label><br>
<input type="date"
style="height: 30px;width: 100%;background-color:rgb(91, 177, 253);border: none;color: white;outline: none;" />
style="height: 30px;width: 100%;background-color:rgb(91, 177, 253);border: none;color: white;outline: none;" id="expires" required />
</td>
<td style="width:50% ;padding-left: 20px;">
<label style="color:whitesmoke;font-weight: 600;">CVC</label><br>
<label style="color:whitesmoke;font-weight: 600;">CVV</label><br>
<input type="number"
style="height: 30px;width: 100%;background-color:rgb(91, 177, 253);border: none;color: white;outline: none;" />
style="height: 30px;width: 100%;background-color:rgb(91, 177, 253);border: none;color: white;outline: none;" id="cvv" required />
</td>
</tr>
<tr>

<td colspan="2" style="padding-top: 70px;padding-bottom: 10px;" id="td-button">
<a href="#" class="btn hvr-right" onclick= "check();">Checkout</a>
<button type="submit" class="btn hvr-right">Checkout</button>
</td>
<div id="popup-modal" class="modal">
<div class="modal-content animated bounce">
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72 changes: 60 additions & 12 deletions script.js
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Original file line number Diff line number Diff line change
@@ -1,23 +1,14 @@
let card = document.getElementById("card").value;
var form = document.querySelector("form");

var modal = document.getElementById('popup-modal');
var span = document.getElementsByClassName("modal-close")[0];

window.onload = function() {
setTimeout(function() {
modal.style.display = 'block';
}, 3000);
}

window.onclick = function(event) {
if (event.target == modal) {
modal.style.display = "none";
}
}

function check() {
modal.style.display = "block";
}

span.onclick = function() {
modal.style.display = "none";
}
Expand All @@ -34,4 +25,61 @@ function changeFunc() {
document.getElementById("cardlogo").src = "https://www.aexp-static.com/cdaas/one/statics/axp-static-assets/1.8.0/package/dist/img/logos/dls-logo-bluebox-solid.svg";
document.getElementById("cardlogo").style.height = "100px";
}
}
}

function validate_cardnumber(cardNo)
{
var visaCardRegex=/^(?:4[0-9]{12})(?:[0-9]{3})$/;
var americanExpCardRegex=/^(?:3[47][0-9]{13})$/;
if (visaCardRegex.test(cardNo) || americanExpCardRegex.test(cardNo)){
return true;
}

alert("Please enter valid card number!");
return false;
}

function validate_holdername(cardHolder) {
var holdername_regex = /^([a-zA-Z ]){2,30}$/;
if(holdername_regex.test(cardHolder)){
return true;
}

alert("Please enter valid card holder name!");
return false;
}

function validate_expiration(givenDate) {
var givenDate = givenDate;
var CurrentDate = new Date();
givenDate = new Date(givenDate);

if(givenDate > CurrentDate){
return true;
}

alert("Date shouldn't be less than today!");
return false;
}

function validate_cvv(cvv) {
var cvv_regex = /^[0-9]{3,4}$/;
if(cvv_regex.test(cvv)){
return true;
}

alert("Please enter valid CVV number!");
return false;
}

form.onsubmit = (e) => {
e.preventDefault();
var cardNo = document.getElementById("cardNo");
var cardHolder = document.getElementById("cardHolder");
var cvv = document.getElementById("cvv");
var expires = document.getElementById("expires");

if(validate_cardnumber(cardNo.value) && validate_holdername(cardHolder.value) && validate_cvv(cvv.value) && validate_expiration(expires.value)){
modal.style.display = "block";
}
};
3 changes: 2 additions & 1 deletion style.css
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Original file line number Diff line number Diff line change
Expand Up @@ -47,9 +47,10 @@ input{
text-decoration: none;
width: 80%;
text-align: center;
height: 28px;
height: 3.1rem;
padding: 8px 0;
margin: 0 auto;
cursor: pointer;
}
.hvr-right{
display: inline-block;
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