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script.js
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script.js
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function getCost() {
// elem, display; getting all input fields and display field on form
// from, to; getting date inputs from forms and adding them to an array
const elem = document.getElementsByTagName('input');
const display = document.getElementById("display");
const from = document.getElementById("from");
const to = document.getElementById("to");
var arr = [from, to];
var daysArr = [];
// function to get number of days
function getDays() {
arr.forEach((i)=> {
let input = i.value;
var i_date = new Date(input);
// converting input to days
let day = 1000 * 60 * 60 * 24;
var num = Math.floor(i_date / day);
// pushing date days into days array
daysArr.push(num);
});
// calculate number of days attending.
var days = daysArr[1] - daysArr[0];
return days;
}
// initializing costs
let cost = 0, totalCost = 0;
var result;
// percent discount
let per = .15;
// session count
let count = 0
// looping through input to find radio buttons, then get their values
/* if; price > 100;
user opted for all access package on a session, so no cost by days.
else if; price <= to 100;
user has paid for limited access package on a session, so "cost = cost * days"
*/
for (i = 0; i < elem.length; i++) {
if (elem[i].type == "radio" && elem[i].checked) {
let price = parseInt(elem[i].value);
count++;
if (price > 100)
cost += price; // session package = All access
else
cost += getDays() * price; // session package = Limited access
}
};
// Checking for and calculating discounts
if (count > 2 && cost > 1000) {
totalCost = cost - (cost * per);
result = totalCost + ", \n plus 15% discount";
} else {
totalCost = cost;
result = totalCost;
}
/*
sending confirmation message after
making sure user has picked workshop dates.
*/
if (!getDays()) {
alert("Please properly fill out form & select workshop dates before proceeding...");
location.reload();
} else {
var accept = confirm("Do you accept total calculated cost of; €" +result+ " for payment?");
if (accept == true) {
alert("Thank you.");
display.innerHTML = "Your total cost is: €" +result+ ". Enjoy!";
}
else {
alert("Application Withdrawn.");
location.reload();
}
}
// to preventDefault behaviour onSubmit event
return false;
};