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script.js
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script.js
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// Elements
const formEle = document.getElementById("form");
const billEle = document.getElementById("bill");
const billErrorEle = document.getElementById("billError");
const peopleEle = document.getElementById("people");
const peopleErrorEle = document.getElementById("peopleError");
const tipEle = document.getElementById("tip");
const totalEle = document.getElementById("total");
const fivePercentEle = document.getElementById("fivePercent");
const tenPercentEle = document.getElementById("tenPercent");
const fifteenPercentEle = document.getElementById("fifteenPercent");
const twentyFivePercentEle = document.getElementById("twentyFivePercent");
const fiftyPercentEle = document.getElementById("fiftyPercent");
const customPercentEle = document.getElementById("custom");
//AddEventListeners
// // For FivePercentage Button
fivePercentEle.addEventListener("click", function (e) {
if (billEle.value === "") {
e.preventDefault();
billErrorEle.textContent = "Can't be zero";
billErrorEle.classList.add("errorMsg");
} else if (peopleEle.value === "") {
e.preventDefault();
peopleErrorEle.textContent = "Can't be zero";
billErrorEle.textContent = " ";
billErrorEle.classList.remove("errorMsg");
peopleErrorEle.classList.add("pepErrorMsg");
} else {
e.preventDefault();
let billValue = billEle.value;
let peopleValue= peopleEle.value;
tipValue = (billValue/peopleValue) * 0.05;
totalValue = (billValue/peopleValue) + tipValue;
totalEle.innerText= "$" + totalValue.toFixed(2);
tipEle.innerText= "$" + tipValue.toFixed(2);
}
});
// // For TenPercentage Button
tenPercentEle.addEventListener("click", function (e) {
if (billEle.value === "") {
e.preventDefault();
billErrorEle.textContent = "Can't be zero";
billErrorEle.classList.add("errorMsg");
}
else if (peopleEle.value === "") {
e.preventDefault();
peopleErrorEle.textContent = "Can't be zero";
billErrorEle.textContent = " ";
billErrorEle.classList.remove("errorMsg");
peopleErrorEle.classList.add("pepErrorMsg");
} else {
e.preventDefault();
let billValue = billEle.value;
let peopleValue= peopleEle.value;
tipValue = (billValue/peopleValue) * 0.10;
totalValue = (billValue/peopleValue) + tipValue;
totalEle.innerText= "$" + totalValue.toFixed(2);
tipEle.innerText= "$" + tipValue.toFixed(2);
}
});
// // For FifteenPercentage Button
fifteenPercentEle.addEventListener("click", function (e) {
if (billEle.value === "") {
e.preventDefault();
billErrorEle.textContent = "Can't be zero";
billErrorEle.classList.add("errorMsg");
} else if (peopleEle.value === "") {
e.preventDefault();
peopleErrorEle.textContent = "Can't be zero";
billErrorEle.textContent = " ";
billErrorEle.classList.remove("errorMsg");
peopleErrorEle.classList.add("pepErrorMsg");
} else {
e.preventDefault();
let billValue = billEle.value;
let peopleValue= peopleEle.value;
tipValue = (billValue/peopleValue) * 0.15;
totalValue = (billValue/peopleValue) + tipValue;
totalEle.innerText= "$" + totalValue.toFixed(2);
tipEle.innerText= "$" + tipValue.toFixed(2); }
});
// // For TwentyFivePercentage Button
twentyFivePercentEle.addEventListener("click", function (e) {
if (billEle.value === "") {
e.preventDefault();
billErrorEle.textContent = "Can't be zero";
billErrorEle.classList.add("errorMsg");
} else if (peopleEle.value === "") {
e.preventDefault();
peopleErrorEle.textContent = "Can't be zero";
billErrorEle.textContent = " ";
billErrorEle.classList.remove("errorMsg");
peopleErrorEle.classList.add("pepErrorMsg");
} else {
e.preventDefault();
let billValue = billEle.value;
let peopleValue= peopleEle.value;
tipValue = (billValue/peopleValue) * 0.25;
totalValue = (billValue/peopleValue) + tipValue;
totalEle.innerText= "$" + totalValue.toFixed(2);
tipEle.innerText= "$" + tipValue.toFixed(2);
}
});
// // For FiftyPercentage Button
fiftyPercentEle.addEventListener("click", function (e) {
if (billEle.value === "") {
e.preventDefault();
billErrorEle.textContent = "Can't be zero";
billErrorEle.classList.add("errorMsg");
} else if (peopleEle.value === "") {
e.preventDefault();
peopleErrorEle.textContent = "Can't be zero";
billErrorEle.textContent = " ";
billErrorEle.classList.remove("errorMsg");
peopleErrorEle.classList.add("pepErrorMsg");
} else {
e.preventDefault();
let billValue = billEle.value;
let peopleValue= peopleEle.value;
tipValue = (billValue/peopleValue) * 0.50;
totalValue = (billValue/peopleValue) + tipValue;
totalEle.innerText= "$" + totalValue.toFixed(2);
tipEle.innerText= "$" + tipValue.toFixed(2);
}
});
// // For Custom Button
customPercentEle.addEventListener("click", function (e) {
if (billEle.value === "") {
e.preventDefault();
billErrorEle.textContent = "Can't be zero";
billErrorEle.classList.add("errorMsg");
} else if (peopleEle.value === "") {
e.preventDefault();
peopleErrorEle.textContent = "Can't be zero";
billErrorEle.textContent = " ";
billErrorEle.classList.remove("errorMsg");
peopleErrorEle.classList.add("pepErrorMsg");
} else {
customPercentEle.addEventListener("input", function () {
let billValue = billEle.value;
let peopleValue= peopleEle.value;
let customValue= customPercentEle.value;
tipValue = (billValue/peopleValue) * (0.01*customValue);
totalValue = (billValue/peopleValue) + tipValue;
totalEle.innerText= "$" + totalValue.toFixed(2);
tipEle.innerText= "$" + tipValue.toFixed(2);
})}
});