Selecting number of items

This commit is contained in:
2023-01-06 09:42:18 +01:00
parent c4b8f36815
commit 4fcb90e380
2 changed files with 45 additions and 22 deletions

View File

@@ -45,6 +45,23 @@
</h2>
<h3 id="result"></h3>
<form>
<select id="selectNumber">
<option value="1">
Pick 1
</option>
<option value="2">
Pick 2
</option>
<option value="3">
Pick 3
</option>
<option value="4">
Pick 4
</option>
<option value="5">
Pick 5
</option>
</select>
<button type="submit" id="submit">Randomize</button>
</form>
</div>

View File

@@ -30,20 +30,18 @@ $(document).on('click', 'img.delete', function () {
let deletedItem = $(this).closest('li')
let itemValue = $(this).closest('li').text()
let index = items.indexOf(itemValue);
if(index != -1) {
if (index != -1) {
items.splice(index, 1);
}
deletedItem.remove();
console.log(itemValue)
});
function addItem() {
if (input.val().length < 1) {
$('#inputError').html("Add an item please");
} else {
return
}
items.push($(input).val());
let ul = $('#itemlist');
let li = document.createElement('li');
@@ -56,17 +54,25 @@ function addItem() {
$(input).css('border', '1px solid black');
$(input).val('');
$('#inputError').html("")
}
}
function displayResult() {
if (items.length < 1) {
$('#result').html('Error: Add atleast 1 item')
$(input).css('border', '2px solid red');
} else {
result = items[Math.floor(Math.random() * items.length)];
$('#result').html(result)
$('#result').hide().fadeIn(1000);
return;
}
}
let selectNumber = $('#selectNumber').val()
const shuffled = items.sort(() => 0.5 - Math.random());
result = shuffled.slice(0, selectNumber)
let resultText = '';
result.forEach(function (item) {
resultText += item + ', ';
});
$('#result').html(resultText.slice(0, -2))
$('#result').hide().fadeIn(1000);
}