MediaWiki:Common.js
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document.addEventListener("DOMContentLoaded", function() {
var container = document.getElementById("calcContainer");
if (!container) return;
// Build calculator HTML (ES5-compatible)
container.innerHTML =
'<div style="margin:10px 0;">' +
'<label>Base Drop Rate: <input type="number" id="baseRate" value="1000" style="width:80px;"></label><br><br>' +
'<label>Donator Bonus: ' +
'<select id="donatorBonus">' +
'<option value="0">None</option>' +
'<option value="0.10">Bronze (10%)</option>' +
'<option value="0.25">Divine (25%)</option>' +
'<option value="0.50">Legendary (50%)</option>' +
'</select>' +
'</label><br><br>' +
'<label>Vote Bonus: ' +
'<select id="voteBonus">' +
'<option value="0">None</option>' +
'<option value="0.05">Vote (5%)</option>' +
'<option value="0.10">Vote+ (10%)</option>' +
'</select>' +
'</label><br><br>' +
'<label>Skull Bonus: ' +
'<select id="skullBonus">' +
'<option value="0">None</option>' +
'<option value="0.10">Skull (10%)</option>' +
'<option value="0.20">Skull+ (20%)</option>' +
'</select>' +
'</label><br><br>' +
'<button id="calcButton">Calculate Drop Rate</button><br><br>' +
'<div>Final Drop Rate: <span id="finalRate">0</span></div>' +
'</div>';
// Calculation logic
var btn = document.getElementById("calcButton");
btn.addEventListener("click", function() {
var base = parseFloat(document.getElementById("baseRate").value) || 0;
var donator = parseFloat(document.getElementById("donatorBonus").value) || 0;
var vote = parseFloat(document.getElementById("voteBonus").value) || 0;
var skull = parseFloat(document.getElementById("skullBonus").value) || 0;
// Multiplicative bonuses: subtract percentage from 1
var finalRate = base * (1 - donator) * (1 - vote) * (1 - skull);
document.getElementById("finalRate").textContent = finalRate.toFixed(2);
});
});