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week10-e-c2.html
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week10-e-c2.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>wk10-e-c</title>
<style>
body{display: grid; width: 80%;margin: 0 auto;grid-template-columns:repeat(5, 2fr) ;grid-auto-rows: 3.5em;}
/*no additional css is required*/
</style>
</head>
<!-- do not insert additional id attributes to any element -->
<!-- do not remove any inline styles -->
<body onload="hide()" >
<h3 style="grid-column: 1/span 5">Online grocery order</h3>
<p style="grid-column: 1/span 5">Tick the checkboxes to show items</p>
<div><input onclick="fruits(); membReset();" type="checkbox" name="items" value="fruits" >fruits</div>
<div><input onclick="fishes(); membReset();" type="checkbox" name="items" value="fish">fish</div>
<div><input onclick="vegetables(); membReset();" type="checkbox" name="items" value="vegetables">vegetables</div>
<div><input onclick="meats(); membReset();" type="checkbox" name="items" value="beef">beef</div>
<div></div>
<div>Item</div>
<div>base price per 100gm</div>
<div>quality</div>
<div>quantity</div>
<div>total</div>
<div class="fruits allitems">Durian Musang King</div>
<div class="fruits allitems">45.67</div>
<div class="fruits allitems" onchange="fruitRadio()">
<input onclick="fruitsSlider()" type="radio" name="fruitquality" value="normal" required>normal
<input onclick="fruitsSlider()" type="radio" name="fruitquality" value="premium" required>premium
</div>
<div class="fruits allitems"><input type="range" class="sliders" name="fruitqty" value="100" min="100" max="1000" id="fruitqty" onchange="fruitsSlider(this.value)"><span id="fruitqtyvalue"></span></div>
<div class="fruits allitems"><!-- (result of base price*quantity) + normal/premium percentage. using id attribute not allowed--></div>
<div class="fishes allitems">Alaskan Bluefin Tuna</div>
<div class="fishes allitems">67.89</div>
<div class="fishes allitems" >
<input onclick="fishesSlider()" type="radio" name="fishquality" value="normal">normal
<input onclick="fishesSlider()" type="radio" name="fishquality" value="premium">premium
</div>
<div class="fishes allitems"><input type="range" class="sliders" name="fishqty" value="100" min="100" max="1000" id="fishqty" onchange="fishesSlider(this.value)"> <span id="fishqtyvalue"></span></div>
<div class="fishes allitems"><!-- (result of base price*quantity) + normal/premium percentage. using id attribute not allowed--></div>
<div class="vegetables allitems">Black truffle</div>
<div class="vegetables allitems">79.33</div>
<div class="vegetables allitems">
<input onclick="vegetablesSlider()" type="radio" name="vegetablesquality" value="normal">normal
<input onclick="vegetablesSlider()" type="radio" name="vegetablesquality" value="premium">premium
</div>
<div class="vegetables allitems"><input type="range" class="sliders" name="vegetables" value="100" min="100" max="1000" id="vegetablesqty" onchange="vegetablesSlider(this.value)"> <span id="vegetablesqtyvalue"></span></div>
<div class="vegetables allitems"><!-- (result of base price*quantity) + normal/premium percentage. using id attribute not allowed--></div>
<div class="meats allitems">wagyu steak</div>
<div class="meats allitems">97.55</div>
<div class="meats allitems">
<input onclick="meatsSlider()" type="radio" name="meatquality" value="normal">normal
<input onclick="meatsSlider()" type="radio" name="meatquality" value="premium">premium
</div>
<div class="meats allitems"><input type="range" class="sliders" name="meatqty" value="100" min="100" max="1000" id="meatqty" onchange="meatsSlider(this.value)"> <span id="meatqtyvalue"></span></div>
<div class="meats allitems"><!-- (result of base price*quantity) + normal/premium percentage. using id attribute not allowed--></div>
<div style="grid-column: 1/span 4;" class="thirdlastrow allitems">
<select name="membership" id="membership" onchange="membershipdd()">
<option value="0">select membership</option>
<option value="non-member">non member</option>
<option value="member">member</option>
</select>
</div>
<div class="allitems thirdlastrow" ><button onclick="finalize()">finalize</button></div>
<div style="grid-column: 1/span 4;" class="allitems">Total purchases</div><div id="grandtotal" class="allitems thirdlastrow"></div>
<div class="memberonly">With your membership, you pay </div><div id="finaltotal" style="grid-column: 2/span 2" class="memberonly"></div><div class="memberonly">You saved </div><div id="saving" class="memberonly"></div>
<div class="memberonly">From this purchases, points earned: </div><div id="loyaltypoints" style="grid-column: 2/span 4" class="memberonly"></div>
<script type="text/javascript">
//write all the required functions here
//indentation is important
//also neatness
// repitition is not in the syllabus. but students may use loop since they learnt this concept in ITP
// you are expected to use since covered in the classes:
// function with parameters
// getElementsByName
// getElementsById
// additionally
// getElementsByClassName
//Calculation
var total=0;
var totalpurchasefruit = 0;
var totalpurchasefish = 0;
var totalpurchasevege = 0;
var totalpurchasemeat = 0;
//Hide
function hide(){
var allitems = document.getElementsByClassName("allitems");
var sliders = document.getElementsByClassName("sliders");
for( x=0; x<allitems.length;x++){
allitems[x].style.display="none";
}
for( x=0; x<sliders.length;x++){
sliders[x].disabled=true;
}
document.getElementsByClassName("memberonly")[0].style.display = "none";
document.getElementsByClassName("memberonly")[1].style.display = "none";
document.getElementsByClassName("memberonly")[2].style.display = "none";
document.getElementsByClassName("memberonly")[3].style.display = "none";
document.getElementsByClassName("memberonly")[4].style.display = "none";
document.getElementsByClassName("memberonly")[5].style.display = "none";
}
// Checkbox
function fruits(){
var items = document.getElementsByName("items");
var fruitquality = document.getElementsByName("fruitquality");
var thirdlastrow = document.getElementsByClassName("thirdlastrow");
var fruits = document.getElementsByClassName("fruits");
if(items[0].checked){
for( x=0; x<fruits.length;x++){
fruits[x].style.display="inline-block";
}
for( x=0; x<thirdlastrow.length;x++){
thirdlastrow[x].style.display="inline-block";
}
document.getElementsByClassName("allitems")[22].style.display ="block";
document.getElementsByClassName("memberonly")[0].style.display = "none";
document.getElementsByClassName("memberonly")[1].style.display = "none";
document.getElementsByClassName("memberonly")[2].style.display = "none";
document.getElementsByClassName("memberonly")[3].style.display = "none";
document.getElementsByClassName("memberonly")[4].style.display = "none";
document.getElementsByClassName("memberonly")[5].style.display = "none";
document.getElementById("grandtotal").style.display="none";
}
else{
for( x=0; x<fruits.length;x++){
fruits[x].style.display="none";
}
document.getElementById("fruitqty").disabled=true;
for( x=0; x<fruitquality.length;x++){
fruitquality[x].checked = false;
}
document.getElementsByClassName("allitems")[22].style.display ="none";
document.getElementsByClassName("memberonly")[0].style.display = "none";
document.getElementsByClassName("memberonly")[1].style.display = "none";
document.getElementsByClassName("memberonly")[2].style.display = "none";
document.getElementsByClassName("memberonly")[3].style.display = "none";
document.getElementsByClassName("memberonly")[4].style.display = "none";
document.getElementsByClassName("memberonly")[5].style.display = "none";
document.getElementById("grandtotal").style.display="none";
}
}
function fishes(){
var items = document.getElementsByName("items")
var fishquality = document.getElementsByName("fishquality")
var thirdlastrow = document.getElementsByClassName("thirdlastrow")
var fishes = document.getElementsByClassName("fishes");
if(items[1].checked){
for( x=0; x<fishes.length;x++){
fishes[x].style.display="inline-block";
}
for( x=0; x<thirdlastrow.length;x++){
thirdlastrow[x].style.display="block";
}
document.getElementsByClassName("allitems")[22].style.display ="block";
document.getElementsByClassName("memberonly")[0].style.display = "none";
document.getElementsByClassName("memberonly")[1].style.display = "none";
document.getElementsByClassName("memberonly")[2].style.display = "none";
document.getElementsByClassName("memberonly")[3].style.display = "none";
document.getElementsByClassName("memberonly")[4].style.display = "none";
document.getElementsByClassName("memberonly")[5].style.display = "none";
document.getElementById("grandtotal").style.display="none";
}
else{
for( x=0; x<fishes.length;x++){
fishes[x].style.display="none";
}
document.getElementById("fishqty").disabled=true;
for( x=0; x<fishquality.length;x++){
fishquality[x].checked = false;
}
document.getElementsByClassName("allitems")[22].style.display ="block";
document.getElementsByClassName("memberonly")[0].style.display = "none";
document.getElementsByClassName("memberonly")[1].style.display = "none";
document.getElementsByClassName("memberonly")[2].style.display = "none";
document.getElementsByClassName("memberonly")[3].style.display = "none";
document.getElementsByClassName("memberonly")[4].style.display = "none";
document.getElementsByClassName("memberonly")[5].style.display = "none";
document.getElementById("grandtotal").style.display="none";
document.getElementById("fishqty").value = 100;
document.getElementById("fishqtyvalue").innerHTML = '';
document.getElementsByClassName("fishes")[4].innerHTML = '';
document.getElementById("fishqty").disabled=true;
for( x=0; x<fishquality.length;x++){
fishquality[x].checked = false;
}
}
}
function vegetables(){
var items = document.getElementsByName("items")
var vegetablesquality = document.getElementsByName("vegetablesquality");
var thirdlastrow = document.getElementsByClassName("thirdlastrow")
var vegetables = document.getElementsByClassName("vegetables");
if(items[2].checked){
for( x=0; x<vegetables.length;x++){
vegetables[x].style.display="inline-block";
}
for( x=0; x<thirdlastrow.length;x++){
thirdlastrow[x].style.display="block";
}
document.getElementsByClassName("allitems")[22].style.display ="block";
document.getElementsByClassName("memberonly")[0].style.display = "none";
document.getElementsByClassName("memberonly")[1].style.display = "none";
document.getElementsByClassName("memberonly")[2].style.display = "none";
document.getElementsByClassName("memberonly")[3].style.display = "none";
document.getElementsByClassName("memberonly")[4].style.display = "none";
document.getElementsByClassName("memberonly")[5].style.display = "none";
document.getElementById("grandtotal").style.display="none";
}
else{
for( x=0; x<vegetables.length;x++){
vegetables[x].style.display="none";
}
document.getElementById("vegetablesqty").disabled=false;
for( x=0; x<vegetablesquality.length;x++){
vegetablesquality[x].checked = true;
}
document.getElementsByClassName("allitems")[22].style.display ="block";
document.getElementsByClassName("memberonly")[0].style.display = "none";
document.getElementsByClassName("memberonly")[1].style.display = "none";
document.getElementsByClassName("memberonly")[2].style.display = "none";
document.getElementsByClassName("memberonly")[3].style.display = "none";
document.getElementsByClassName("memberonly")[4].style.display = "none";
document.getElementsByClassName("memberonly")[5].style.display = "none";
document.getElementById("grandtotal").style.display="none";
}
}
function meats(){
var items = document.getElementsByName("items")
var meatquality = document.getElementsByName("meatquality");
var thirdlastrow = document.getElementsByClassName("thirdlastrow");
var meats = document.getElementsByClassName("meats");
if(items[3].checked){
for( x=0; x<meats.length;x++){
meats[x].style.display="inline-block";
}
for( x=0; x<thirdlastrow.length;x++){
thirdlastrow[x].style.display="block";
}
document.getElementsByClassName("allitems")[22].style.display ="block";
document.getElementsByClassName("memberonly")[0].style.display = "none";
document.getElementsByClassName("memberonly")[1].style.display = "none";
document.getElementsByClassName("memberonly")[2].style.display = "none";
document.getElementsByClassName("memberonly")[3].style.display = "none";
document.getElementsByClassName("memberonly")[4].style.display = "none";
document.getElementsByClassName("memberonly")[5].style.display = "none";
document.getElementById("grandtotal").style.display="none";
}
else{
for( x=0; x<meats.length;x++){
meats[x].style.display="none";
}
document.getElementById("meatqty").disabled=true;
for( x=0; x<meatquality.length;x++){
meatquality[x].checked = false;
}
document.getElementsByClassName("allitems")[22].style.display ="block";
document.getElementsByClassName("memberonly")[0].style.display = "none";
document.getElementsByClassName("memberonly")[1].style.display = "none";
document.getElementsByClassName("memberonly")[2].style.display = "none";
document.getElementsByClassName("memberonly")[3].style.display = "none";
document.getElementsByClassName("memberonly")[4].style.display = "none";
document.getElementsByClassName("memberonly")[5].style.display = "none";
document.getElementById("grandtotal").style.display="none";
}
}
//Slider
function fruitsSlider(){
var fruitquality = document.getElementsByName("fruitquality");
var normal = document.getElementsByName("fruitquality")[0];
var premium = document.getElementsByName("fruitquality")[1];
var sliderval = document.getElementById("fruitqty").value;
document.getElementById("fruitqtyvalue").innerHTML = sliderval;
if(normal.checked){
document.getElementById("fruitqty").disabled=false;
var totalqty = (document.getElementById("fruitqtyvalue").innerHTML * 45.67);
total = (totalqty + (2.5/100)*(totalqty))/100;
totalpurchasefruit = total;
document.getElementsByClassName("fruits")[4].innerHTML = parseFloat(total.toFixed(2));
}
else{
document.getElementById("fruitqty").disabled=false;
var totalqty = (document.getElementById("fruitqtyvalue").innerHTML * 45.67);
total = (totalqty + (4.3/100)*(totalqty))/100;
totalpurchasefruit = total;
document.getElementsByClassName("fruits")[4].innerHTML = parseFloat(total.toFixed(2));
}
}
function fishesSlider(){
var fishquality = document.getElementsByName("fishquality");
var normal = document.getElementsByName("fishquality")[0];
var premium = document.getElementsByName("fishquality")[1];
var sliderval = document.getElementById("fishqty").value;
document.getElementById("fishqtyvalue").innerHTML = sliderval;
if(normal.checked){
document.getElementById("fishqty").disabled=false;
var totalqty = (document.getElementById("fishqtyvalue").innerHTML * 67.89);
total = (totalqty + (2.5/100)*(totalqty))/100;
totalpurchasefish = total;
document.getElementsByClassName("fishes")[4].innerHTML = parseFloat(total.toFixed(2));
}
else{
document.getElementById("fishqty").disabled=false;
var totalqty = (document.getElementById("fishqtyvalue").innerHTML * 67.89);
total = (totalqty + (4.3/100)*(totalqty))/100;
totalpurchasefish = total;
document.getElementsByClassName("fishes")[4].innerHTML = parseFloat(total.toFixed(2));
}
}
function vegetablesSlider(){
var vegetablesquality = document.getElementsByName("vegetablesquality");
var normal = document.getElementsByName("vegetablesquality")[0];
var premium = document.getElementsByName("vegetablesquality")[1];
var sliderval = document.getElementById("vegetablesqty").value;
document.getElementById("vegetablesqtyvalue").innerHTML = sliderval;
if(normal.checked){
document.getElementById("vegetablesqty").disabled=false;
var totalqty = (document.getElementById("vegetablesqtyvalue").innerHTML * 79.33);
total = (totalqty + (2.5/100)*(totalqty))/100;
totalpurchasevege = total;
document.getElementsByClassName("vegetables")[4].innerHTML = parseFloat(total.toFixed(2));
}
else{
document.getElementById("vegetablesqty").disabled=false;
var totalqty = (document.getElementById("vegetablesqtyvalue").innerHTML * 79.33);
total = (totalqty + (4.3/100)*(totalqty))/100;
totalpurchasevege = total;
document.getElementsByClassName("vegetables")[4].innerHTML = parseFloat(total.toFixed(2));
}
}
function meatsSlider(){
var meatquality = document.getElementsByName("meatquality");
var normal = document.getElementsByName("meatquality")[0];
var premium = document.getElementsByName("meatquality")[1];
var sliderval = document.getElementById("meatqty").value;
document.getElementById("meatqtyvalue").innerHTML = sliderval;
if(normal.checked){
document.getElementById("meatqty").disabled=false;
var totalqty = (document.getElementById("meatqtyvalue").innerHTML * 97.55);
total = (totalqty + (2.5/100)*(totalqty))/100;
totalpurchasemeat = total;
document.getElementsByClassName("meats")[4].innerHTML = parseFloat(total.toFixed(2));
}
else{
document.getElementById("meatqty").disabled=false;
var totalqty = (document.getElementById("meatqtyvalue").innerHTML * 97.55);
total = (totalqty + (4.3/100)*(totalqty))/100;
totalpurchasemeat = total;
document.getElementsByClassName("meats")[4].innerHTML = parseFloat(total.toFixed(2));
}
}
//Finalize Button
function finalize(){
var membership = document.getElementById("membership");
nmgtotal = totalpurchasefruit + totalpurchasefish + totalpurchasevege + totalpurchasemeat;
deducted = nmgtotal*(5/100);
mgtotal = nmgtotal - deducted;
var point = 0;
var spent = mgtotal;
//points
do{
point += 10;
spent -= 100;
}while(spent>99);
if(membership.selectedIndex==0 || membership.selectedIndex==1){
document.getElementsByClassName("allitems")[22].style.display ="block";
document.getElementsByClassName("memberonly")[0].style.display = "none";
document.getElementsByClassName("memberonly")[1].style.display = "none";
document.getElementsByClassName("memberonly")[2].style.display = "none";
document.getElementsByClassName("memberonly")[3].style.display = "none";
document.getElementsByClassName("memberonly")[4].style.display = "none";
document.getElementsByClassName("memberonly")[5].style.display = "none";
document.getElementById("grandtotal").style.display="block";
document.getElementById("grandtotal").innerHTML=parseFloat(nmgtotal.toFixed(2));
}
else if(membership.selectedIndex==2){
document.getElementById("grandtotal").style.display="block";
document.getElementsByClassName("allitems")[22].style.display ="block";
document.getElementsByClassName("memberonly")[0].style.display = "block";
document.getElementsByClassName("memberonly")[1].style.display = "block";
document.getElementsByClassName("memberonly")[2].style.display = "block";
document.getElementsByClassName("memberonly")[3].style.display = "block";
document.getElementsByClassName("memberonly")[4].style.display = "block";
document.getElementsByClassName("memberonly")[5].style.display = "block";
document.getElementById("grandtotal").innerHTML=parseFloat(nmgtotal.toFixed(2));
document.getElementById("finaltotal").innerHTML=parseFloat(mgtotal.toFixed(2));
document.getElementById("saving").innerHTML=parseFloat(deducted.toFixed(2));
document.getElementById("loyaltypoints").innerHTML=point;
}
}
//Membership
function membershipdd(){
var membership = document.getElementById("membership");
if(membership.selectedIndex==0 || membership.selectedIndex==1){
document.getElementsByClassName("allitems")[22].style.display ="block";
document.getElementsByClassName("memberonly")[0].style.display = "none";
document.getElementsByClassName("memberonly")[1].style.display = "none";
document.getElementsByClassName("memberonly")[2].style.display = "none";
document.getElementsByClassName("memberonly")[3].style.display = "none";
document.getElementsByClassName("memberonly")[4].style.display = "none";
document.getElementsByClassName("memberonly")[5].style.display = "none";
document.getElementById("grandtotal").style.display="block";
}
else if(membership.selectedIndex==2){
document.getElementById("grandtotal").style.display="block";
document.getElementsByClassName("allitems")[22].style.display ="block";
document.getElementsByClassName("memberonly")[0].style.display = "block";
document.getElementsByClassName("memberonly")[1].style.display = "block";
document.getElementsByClassName("memberonly")[2].style.display = "block";
document.getElementsByClassName("memberonly")[3].style.display = "block";
document.getElementsByClassName("memberonly")[4].style.display = "block";
document.getElementsByClassName("memberonly")[5].style.display = "block";
}
fruits();
fishes();
vegetables();
meats();
}
function fruitRadio(){
document.getElementById("grandtotal").style.display="none";
}
function membReset(){
document.getElementById("membership").value = "0";
}
</script>
</body>
</html>