rotatoor winner picker – Custom dApp Creations

Rotatoor Winner
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<title>Rotatoor Winner</title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
<link href="https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&family=Inter:wght@300;400;600;800&family=JetBrains+Mono:wght@400;700&display=swap" rel="stylesheet">
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<style>
html, body {
margin: 0 !important; padding: 0 !important; width: 100% !important; height: 100% !important;
background-color: #030407 !important; color: #e2e8f0 !important;
font-family: 'Inter', sans-serif !important; overflow: hidden !important;
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}
#app-shell {
position: fixed !important; top: 0 !important; left: 0 !important;
width: 100vw !important; max-width: 100vw !important;
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display: flex !important; flex-direction: column !important; box-sizing: border-box !important;
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#app-shell *, #app-shell *::before, #app-shell *::after {
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#app-shell {
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header {
height: 56px !important; padding: 0 14px !important;
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font-family: 'Rajdhani', sans-serif !important; font-weight: 700 !important;
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main {
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.stats { display: grid !important; grid-template-columns: 1fr 1fr !important; gap: 8px !important; margin-bottom: 12px !important; min-width: 0 !important; }
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.filters {
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.filters h3 {
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.checks { display: grid !important; grid-template-columns: 1fr !important; gap: 9px !important; min-width: 0 !important; }
.check {
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min-width: 0 !important; overflow-wrap: anywhere !important; word-break: break-word !important;
}
.check input { width: 17px !important; height: 17px !important; accent-color: #06b6d4 !important; flex-shrink: 0 !important; }
.amounts { display: flex !important; flex-direction: column !important; gap: 8px !important; margin-top: 10px !important; min-width: 0 !important; }
.actions { display: flex !important; flex-direction: column !important; gap: 8px !important; margin-top: 10px !important; min-width: 0 !important; }
.actions .btn, .actions button { width: 100% !important; justify-content: center !important; }
.terminal {
background: #0b0f19 !important; border: 1px solid rgba(255,255,255,0.08) !important;
border-radius: 6px !important; overflow: hidden !important;
min-height: 260px !important; min-width: 0 !important; max-width: 100% !important;
}
.term-head {
padding: 10px 12px !important; background: rgba(255,255,255,0.02) !important;
border-bottom: 1px solid rgba(255,255,255,0.08) !important;
display: flex !important; justify-content: space-between !important;
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th {
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td {
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.tag {
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.tag-win { background: rgba(16,185,129,0.15) !important; color: #10b981 !important; border: 1px solid rgba(16,185,129,0.3) !important; }
.tag-buy { background: rgba(6,182,212,0.15) !important; color: #06b6d4 !important; border: 1px solid rgba(6,182,212,0.3) !important; }
.tag-sell { background: rgba(239,68,68,0.15) !important; color: #ef4444 !important; border: 1px solid rgba(239,68,68,0.3) !important; }
.overlay {
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background: rgba(3,4,7,0.96) !important; z-index: 2147483600 !important;
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flex-direction: column !important; padding: 16px !important;
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border-radius: 12px !important; padding: 24px !important;
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box-shadow: 0 0 40px rgba(6,182,212,0.25) !important;
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font-family: 'Rajdhani', sans-serif !important; font-size: 15px !important;
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.bar-fill {
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.status {
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top: 64px !important;
left: 50% !important;
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.modal p {
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position: absolute !important; top: 10px !important; right: 12px !important;
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line-height: 1 !important; width: auto !important; max-width: none !important;
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@media (min-width: 640px) {
.stats { grid-template-columns: repeat(4, 1fr) !important; }
.checks { grid-template-columns: 1fr 1fr !important; }
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.actions .btn, .actions button { width: 100% !important; }
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</style>
</head>
<body data-rsssl=1>
<div id="app-shell">
<header>
<div class="brand"><i class="fas fa-dice"></i><span class="logo-text">ROTATOOR WINNER</span></div>
<button class="btn btn-glow" id="btnHelp" type="button">Help</button>
</header>
<main>
<div class="stats">
<div class="stat"><div class="stat-label">Participants</div><div class="stat-value" id="sPart">0</div></div>
<div class="stat"><div class="stat-label">Winners</div><div class="stat-value" id="sWin">0</div></div>
<div class="stat"><div class="stat-label">Timeframe</div><div class="stat-value" id="sTime">—</div></div>
<div class="stat"><div class="stat-label">Status</div><div class="stat-value" id="sStatus">Ready</div></div>
</div>
<div class="row">
<div class="field"><i class="fas fa-key" style="color:#06b6d4"></i><input type="text" id="tokenCa" value="DVL2mEFgtnyFL6m2HG2RCiRCaxazKkQ7kuTiCt4rpump" readonly></div>
<div class="field"><select id="tfSelect">
<option value="1">Last 1 Hour</option>
<option value="6">Last 6 Hours</option>
<option value="12">Last 12 Hours</option>
<option value="24" selected>Last 24 Hours</option>
<option value="48">Last 48 Hours</option>
<option value="168">Last 7 Days</option>
<option value="custom">Custom Range</option>
</select></div>
<div class="field" id="customStart" style="display:none"><input type="datetime-local" id="dateStart"></div>
<div class="field" id="customEnd" style="display:none"><input type="datetime-local" id="dateEnd"></div>
</div>
<div class="filters">
<h3>Prerequisite Filters (Multi-Select)</h3>
<div class="checks">
<label class="check"><input type="checkbox" id="fBuy" checked> Include Buyers</label>
<label class="check"><input type="checkbox" id="fSell"> Include Sellers</label>
<label class="check"><input type="checkbox" id="fUnique" checked> Unique Wallets Only</label>
<label class="check"><input type="checkbox" id="fMin" checked> Enforce Min SOL</label>
<label class="check"><input type="checkbox" id="fMax"> Enforce Max SOL</label>
<label class="check"><input type="checkbox" id="fFirst"> First Tx In Window Only</label>
<label class="check"><input type="checkbox" id="fExclude"> Exclude < 0.005 SOL</label>
<label class="check"><input type="checkbox" id="fLarge"> Only ≥ 0.1 SOL</label>
</div>
<div class="amounts">
<div class="field" style="flex:1"><i class="fas fa-arrow-up" style="color:#10b981"></i><input type="number" id="minAmt" value="0.01" min="0" step="0.001" placeholder="Min SOL"></div>
<div class="field" style="flex:1"><i class="fas fa-arrow-down" style="color:#ef4444"></i><input type="number" id="maxAmt" value="" min="0" step="0.001" placeholder="Max SOL"></div>
<div class="field" style="flex:1"><i class="fas fa-trophy" style="color:#f59e0b"></i><input type="number" id="winCount" value="3" min="1" max="100" placeholder="Winners"></div>
</div>
<div class="actions">
<button type="button" id="btnScan" class="btn btn-glow">⚡ Scan Onchain</button>
<button type="button" id="btnExport" class="btn" disabled>Export</button>
</div>
</div>
<div class="terminal">
<div class="term-head">
<span class="term-title">ROTATOOR Participants & Winners</span>
<span class="term-count" id="termCount">Ready</span>
</div>
<div class="table-wrap">
<table>
<thead><tr><th>#</th><th>Wallet</th><th>Type</th><th>SOL</th><th>Time</th><th>Tx</th><th>Status</th></tr></thead>
<tbody id="tbody"><tr><td colspan="7" style="text-align:center;padding:36px;color:#64748b">Configure filters and scan.</td></tr></tbody>
</table>
</div>
</div>
</main>
</div>
<div class="overlay" id="overlay">
<div class="overlay-box">
<div class="overlay-title" id="ovTitle">SCANNING</div>
<div class="overlay-sub" id="ovSub">Connecting…</div>
<div class="bar"><div class="bar-fill" id="ovBar"></div></div>
</div>
</div>
<div class="status" id="status">
<div class="status-title" id="stTitle">STATUS</div>
<div class="status-body" id="stBody">Ready</div>
</div>
<div class="modal-bg" id="helpModal">
<div class="modal">
<button class="modal-x" id="helpX" type="button">×</button>
<h2>How It Works</h2>
<p>Locked to ROTATOOR (DVL2mEFgtnyFL6m2HG2RCiRCaxazKkQ7kuTiCt4rpump). Multi-select filters define raffle eligibility.</p>
<p>Buyers / Sellers · Unique wallets · Min/Max SOL · First tx only · Size filters.</p>
<p>Cryptographically secure random selection. Multiple RPCs with auto-failover.</p>
<button class="btn btn-glow" id="helpOk" type="button" style="margin-top:10px;width:100%;justify-content:center">Understood</button>
</div>
</div>
<div class="modal-bg" id="exportModal">
<div class="modal">
<button class="modal-x" id="exportX" type="button">×</button>
<h2>Export Winners</h2>
<div style="display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px">
<button class="btn btn-dl" id="btnCsv" type="button">CSV</button>
<button class="btn btn-dl" id="btnPdf" type="button">PDF</button>
</div>
</div>
</div>
<script>
(function(){
'use strict';

var SOLANA = (typeof window !== 'undefined' && window.solanaWeb3 && typeof window.solanaWeb3.Connection === 'function') ? window.solanaWeb3 : null;
var AXIOS = (typeof window !== 'undefined' && window.axios && typeof window.axios.get === 'function') ? window.axios : null;
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var S = {
token: 'DVL2mEFgtnyFL6m2HG2RCiRCaxazKkQ7kuTiCt4rpump',
participants: [],
winners: [],
timeframeHours: 24,
startDate: null,
endDate: null,
winnersCount: 3,
minAmount: 0.01,
maxAmount: null,
filters: {
buyers: true,
sellers: false,
unique: true,
minActive: true,
maxActive: false,
firstTx: false,
excludeSmall: false,
largeOnly: false
},
isScanning: false,
scanStartedAt: 0,
lastFinishedAt: 0,
rpc: [
'https://solana-rpc.publicnode.com',
'https://api.mainnet-beta.solana.com',
'https://solana.drpc.org',
'https://solana.api.onfinality.io/public',
'https://endpoints.omniatech.io/v1/sol/mainnet/public',
'https://go.getblock.io/4136d34f90a6488b84214ae26f0ed5f4',
'https://mainnet.helius-rpc.com/?api-key=f1035b8b-2f83-4e7a-8cbe-651df34f0163',
'https://mainnet.helius-rpc.com/?api-key=b7746563-a19e-4b1a-bc72-663fd7f41232',
'https://solana-mainnet.g.alchemy.com/v2/fomoGpp-lOCMiZcM5h_r5',
'https://solana-mainnet.g.alchemy.com/v2/o0Ecdd4GZU3SZGQWMN2QV-HS74_TWBrB',
'https://stylish-warmhearted-hexagon.solana-mainnet.quiknode.pro/57c8230ae9051462008d474e157fe9e51ccd14c8/',
'https://solana.leorpc.com/?api_key=FREE'
],
rpcIdx: 0,
timer: null,
watchdog: null,
activeConn: null
};

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}
function setText(id, t){ var el = byId(id); if (el) { try { el.textContent = t; } catch(e){} } }
function getVal(id, d){ var el = byId(id); if (!el) return d; return el.value; }
function getChk(id, d){ var el = byId(id); if (!el) return d; return !!el.checked; }
function log(){ try { if (window.console && console.log) console.log.apply(console, arguments); } catch(e){} }

function withTimeout(p, ms, label){
return new Promise(function(resolve, reject){
var done = false;
var t = setTimeout(function(){
if (done) return; done = true;
reject(new Error((label || 'op') + ' timed out'));
}, ms);
Promise.resolve(p).then(function(v){
if (done) return; done = true; clearTimeout(t); resolve(v);
}, function(e){
if (done) return; done = true; clearTimeout(t); reject(e);
});
});
}

function showStatus(title, body, type, dur){
var el = byId('status');
if (!el) return;
try { el.className = 'status ' + (type || 'info'); } catch(e){}
setText('stTitle', title || 'STATUS');
setText('stBody', body || '');
try { el.classList.add('show'); } catch(e){}
if (S.timer) { try { clearTimeout(S.timer); } catch(e){} }
if (dur !== 0) {
S.timer = setTimeout(function(){
try { el.classList.remove('show'); } catch(e){}
}, dur || 3500);
}
}
function notify(msg, type){
showStatus(type === 'error' ? 'ERROR' : type === 'success' ? 'SUCCESS' : 'UPDATE', msg, type || 'info', 4000);
}
function showLoad(t, s){
setText('ovTitle', t || 'SCANNING');
setText('ovSub', s || 'Please wait...');
var ov = byId('overlay'); if (ov) { try { ov.classList.add('show'); } catch(e){} }
var ob = byId('ovBar'); if (ob) { try { ob.style.width = '15%'; } catch(e){} }
showStatus('SCANNING', s || t, 'info', 0);
}
function hideLoad(){
var ov = byId('overlay'); if (ov) { try { ov.classList.remove('show'); } catch(e){} }
var ob = byId('ovBar'); if (ob) { try { ob.style.width = '0%'; } catch(e){} }
}
function progress(p, m){
var ob = byId('ovBar'); if (ob) { try { ob.style.width = p + '%'; } catch(e){} }
if (m) { setText('ovSub', m); showStatus('PROGRESS ' + Math.round(p) + '%', m, 'info', 0); }
}
function startWatchdog(){
stopWatchdog();
S.watchdog = setTimeout(function(){
log('[Rotatoor] watchdog fired');
hideLoad();
notify('Scan timed out. Please retry.', 'error');
S.isScanning = false;
var b = byId('btnScan'); if (b) { try { b.disabled = false; } catch(e){} }
}, 180000);
}
function stopWatchdog(){
if (S.watchdog) { try { clearTimeout(S.watchdog); } catch(e){} S.watchdog = null; }
}

function checkLibs(){
var m = [];
if (!SOLANA) m.push('Solana Web3.js');
if (!AXIOS) m.push('Axios');
return m;
}

async function getConn(){
if (!SOLANA || typeof SOLANA.Connection !== 'function') throw new Error('Solana Web3.js unavailable');
if (S.activeConn) {
try { await withTimeout(S.activeConn.getSlot('confirmed'), 5000, 'ping'); return S.activeConn; }
catch(e) { S.activeConn = null; }
}
for (var i = 0; i < S.rpc.length; i++) {
var idx = (S.rpcIdx + i) % S.rpc.length;
var url = S.rpc[idx];
try {
showStatus('RPC', 'Trying endpoint ' + (i+1) + '/' + S.rpc.length, 'info', 0);
var conn = new SOLANA.Connection(url, { commitment: 'confirmed', confirmTransactionInitialTimeout: 30000, disableRetryOnRateLimit: false });
var slot = await withTimeout(conn.getSlot('confirmed'), 7000, 'RPC ' + (i+1));
if (typeof slot === 'number' && slot > 0) {
S.rpcIdx = idx; S.activeConn = conn;
showStatus('RPC READY', 'Endpoint ' + (i+1), 'success', 1500);
return conn;
}
} catch(e) { log('[Rotatoor] RPC ' + (i+1) + ' failed: ' + e.message); }
}
S.activeConn = null;
throw new Error('All ' + S.rpc.length + ' RPC endpoints unavailable');
}

async function getPair(ca){
if (!AXIOS || typeof AXIOS.get !== 'function') return null;
try {
showStatus('PAIR', 'DexScreener lookup', 'info', 0);
var res = await withTimeout(AXIOS.get('https://api.dexscreener.com/latest/dex/tokens/' + ca, { timeout: 12000 }), 15000, 'dexscreener');
if (res && res.data && res.data.pairs && res.data.pairs.length) {
var sol = res.data.pairs.filter(function(x){ return x.chainId === 'solana'; });
var list = sol.length ? sol : res.data.pairs;
list.sort(function(a, b){ return ((b.liquidity && b.liquidity.usd) || 0) - ((a.liquidity && a.liquidity.usd) || 0); });
if (list[0] && list[0].pairAddress) return list[0].pairAddress;
}
} catch(e) { log('[Rotatoor] dexscreener error:', e.message); }
return null;
}

function readFilters(){
S.filters.buyers = getChk('fBuy', true);
S.filters.sellers = getChk('fSell', false);
S.filters.unique = getChk('fUnique', true);
S.filters.minActive = getChk('fMin', true);
S.filters.maxActive = getChk('fMax', false);
S.filters.firstTx = getChk('fFirst', false);
S.filters.excludeSmall = getChk('fExclude', false);
S.filters.largeOnly = getChk('fLarge', false);
S.minAmount = parseFloat(getVal('minAmt', '0.01')) || 0;
var mv = getVal('maxAmt', '');
S.maxAmount = (mv === '' || mv === null || typeof mv === 'undefined') ? null : parseFloat(mv);
if (isNaN(S.maxAmount)) S.maxAmount = null;
S.winnersCount = parseInt(getVal('winCount', '3'), 10) || 3;
if (S.winnersCount < 1) S.winnersCount = 1;
if (S.winnersCount > 100) S.winnersCount = 100;
}

function pass(e){
var f = S.filters;
if (e.type === 'BUY' && !f.buyers) return false;
if (e.type === 'SELL' && !f.sellers) return false;
if (f.minActive && e.rawAmount < S.minAmount) return false;
if (f.maxActive && S.maxAmount !== null && e.rawAmount > S.maxAmount) return false;
if (f.excludeSmall && e.rawAmount < 0.005) return false;
if (f.largeOnly && e.rawAmount < 0.1) return false;
return true;
}

function keyToString(k){
if (!k) return '';
if (typeof k === 'string') return k;
try {
if (k.pubkey) {
if (typeof k.pubkey === 'string') return k.pubkey;
if (typeof k.pubkey.toString === 'function') return k.pubkey.toString();
}
if (typeof k.toString === 'function') return k.toString();
} catch(e){}
return '';
}

function extractEntry(tx, sig, blockTime, target){
if (!tx || !tx.meta) return null;
if (tx.meta.err) return null;
var msg = tx.transaction && tx.transaction.message ? tx.transaction.message : null;
if (!msg || !msg.accountKeys) return null;
var keys = msg.accountKeys.map(keyToString);
if (!keys.length) return null;
var pre = tx.meta.preBalances || [];
var post = tx.meta.postBalances || [];
var len = Math.min(keys.length, pre.length, post.length);
if (!len) return null;
var deltas = [];
for (var a = 0; a < len; a++) deltas.push(((post[a] || 0) - (pre[a] || 0)) / 1e9);
var signer = keys[0];
var signerDelta = deltas[0];
var typ = null;
var amount = 0;
if (signerDelta < -0.0001) { typ = 'BUY'; amount = Math.abs(signerDelta); }
else if (signerDelta > 0.0001) { typ = 'SELL'; amount = signerDelta; }
if (!typ) {
var involved = false;
for (var b = 0; b < deltas.length; b++) { if (deltas[b] < -0.0001) { involved = true; break; } }
if (!involved) return null;
typ = 'SELL';
amount = Math.abs(signerDelta);
if (amount < 0.0001) {
for (var c = 0; c < deltas.length; c++) {
if (Math.abs(deltas[c]) > amount && Math.abs(deltas[c]) > 0.0001) amount = Math.abs(deltas[c]);
}
}
}
if (!(amount > 0)) return null;
var wallet = signer;
if (wallet === target) {
for (var d = 1; d < keys.length; d++) {
if (keys[d] !== target && Math.abs(deltas[d]) > 0.0001) { wallet = keys[d]; break; }
}
}
if (!wallet || wallet === target) return null;
return { wallet: wallet, type: typ, amount: amount.toFixed(6), rawAmount: amount, timestamp: new Date(blockTime * 1000), tx: sig };
}

async function fetchParsed(conn, ids){
var out = [];
try {
var txs = await withTimeout(conn.getParsedTransactions(ids, { maxSupportedTransactionVersion: 0 }), 20000, 'getParsedTransactions');
if (txs && txs.length) return txs;
} catch(e) { log('[Rotatoor] batch parsed fail:', e.message); }
for (var i = 0; i < ids.length; i++) {
try {
var one = await withTimeout(conn.getParsedTransaction(ids[i], { maxSupportedTransactionVersion: 0 }), 8000, 'single tx');
out.push(one || null);
} catch(e) { out.push(null); }
}
return out;
}

function selectWinners(){
var pool = S.participants.slice();
if (!pool.length) { S.winners = []; return; }
var cnt = Math.min(S.winnersCount, pool.length);
var sel = [];
var used = new Set();
var guard = 0;
while (sel.length < cnt && guard < 200000) {
guard++;
var arr = new Uint32Array(1);
try { window.crypto.getRandomValues(arr); } catch(e) { arr[0] = Math.floor(Math.random() * 0xffffffff); }
var idx = arr[0] % pool.length;
var c = pool[idx];
if (!used.has(c.wallet)) { used.add(c.wallet); sel.push(c); }
if (used.size >= pool.length) break;
}
S.winners = sel;
}

function render(){
var tb = byId('tbody');
if (!tb) return;
tb.innerHTML = '';
if (!S.participants.length) {
tb.innerHTML = '<tr><td colspan="7" style="text-align:center;padding:36px;color:#64748b">No qualifying participants.</td></tr>';
return;
}
var winSet = new Set(S.winners.map(function(w){ return w.wallet; }));
S.participants.forEach(function(p, i){
var isW = winSet.has(p.wallet);
var tr = document.createElement('tr');
tr.innerHTML = '<td>' + (i+1) + '</td><td style="color:#06b6d4;cursor:pointer" data-w="' + p.wallet + '">' + p.wallet.slice(0,6) + '...' + p.wallet.slice(-4) + '</td><td><span class="tag tag-' + p.type.toLowerCase() + '">' + p.type + '</span></td><td>' + p.amount + '</td><td>' + p.timestamp.toISOString().slice(0,19).replace('T',' ') + '</td><td><a href="https://solscan.io/tx/' + p.tx + '" target="_blank" style="color:#06b6d4">' + p.tx.slice(0,8) + '...</a></td><td>' + (isW ? '<span class="tag tag-win">WINNER</span>' : '—') + '</td>';
tb.appendChild(tr);
});
var nodes = tb.querySelectorAll('[data-w]');
for (var k = 0; k < nodes.length; k++) {
nodes[k].addEventListener('click', function(){
var v = this.getAttribute('data-w');
if (navigator.clipboard && navigator.clipboard.writeText) {
navigator.clipboard.writeText(v).then(function(){ notify('Copied', 'success'); }).catch(function(){ notify(v, 'info'); });
} else { notify(v, 'info'); }
});
}
}

function exportCSV(){
if (!S.winners.length) return;
var h = ['Rank','Wallet','Type','Amount','Timestamp','Tx'];
var rows = S.winners.map(function(w, i){ return [i+1, w.wallet, w.type, w.amount, w.timestamp.toISOString(), w.tx]; });
var csv = h.join(',') + '\n';
rows.forEach(function(r){ csv += r.map(function(c){ return '"' + c + '"'; }).join(',') + '\n'; });
var blob = new Blob([csv], { type: 'text/csv;charset=utf-8;' });
var a = document.createElement('a');
a.href = URL.createObjectURL(blob);
a.download = 'rotatoor_winners_' + Date.now() + '.csv';
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
notify('CSV exported', 'success');
var m = byId('exportModal'); if (m) { try { m.classList.remove('show'); } catch(e){} }
}

function exportPDF(){
if (!S.winners.length) return;
if (!JSPDF_CTOR) { notify('PDF library not loaded', 'error'); return; }
try {
var doc = new JSPDF_CTOR();
doc.setFontSize(16); doc.text('ROTATOOR ONCHAIN WINNERS', 14, 20);
doc.setFontSize(9);
doc.text('Token: DVL2mEFgtnyFL6m2HG2RCiRCaxazKkQ7kuTiCt4rpump', 14, 28);
doc.text('Generated: ' + new Date().toLocaleString(), 14, 34);
doc.text('Winners: ' + S.winners.length, 14, 40);
var body = S.winners.map(function(w, i){ return [i+1, w.wallet.slice(0,12) + '...', w.type, w.amount, w.timestamp.toISOString().slice(0,10)]; });
if (typeof doc.autoTable === 'function') {
doc.autoTable({ head: [['#','Wallet','Type','SOL','Date']], body: body, startY: 46, styles: { fontSize: 8 }, headStyles: { fillColor: [6,182,212] } });
} else {
var y = 50;
body.forEach(function(row){ doc.text(row.join('  |  '), 14, y); y += 6; if (y > 280) { doc.addPage(); y = 20; } });
}
doc.save('rotatoor_winners_' + Date.now() + '.pdf');
notify('PDF exported', 'success');
} catch(e) { notify('PDF export failed: ' + e.message, 'error'); }
var m = byId('exportModal'); if (m) { try { m.classList.remove('show'); } catch(e){} }
}

async function doScan(){
log('[Rotatoor] doScan start');
var now = Date.now();
if (S.isScanning) {
if (S.scanStartedAt && (now - S.scanStartedAt) > 150000) {
S.isScanning = false;
} else {
return;
}
}
if (S.lastFinishedAt && (now - S.lastFinishedAt) < 500) { return; }
S.isScanning = true;
S.scanStartedAt = now;

var btnScanEl = byId('btnScan');
if (btnScanEl) { try { btnScanEl.disabled = true; } catch(e){} }
var btnExportEl = byId('btnExport');
if (btnExportEl) { try { btnExportEl.disabled = true; } catch(e){} }

try {
var missing = checkLibs();
if (missing.length) throw new Error('Required libraries not present in page source: ' + missing.join(', '));

readFilters();
if (!S.filters.buyers && !S.filters.sellers) throw new Error('Select Buyers or Sellers');

var tfEl = byId('tfSelect');
var tf = tfEl ? tfEl.value : '24';
var nowD = new Date();

if (tf === 'custom') {
var svv = getVal('dateStart', '');
var evv = getVal('dateEnd', '');
if (!svv || !evv) throw new Error('Set custom dates');
S.startDate = new Date(svv);
S.endDate = new Date(evv);
if (!(S.startDate.getTime() < S.endDate.getTime())) throw new Error('Start must be before end');
S.timeframeHours = Math.max(1, Math.round((S.endDate.getTime() - S.startDate.getTime()) / 3600000));
} else {
var h = parseInt(tf, 10) || 24;
S.startDate = new Date(nowD.getTime() - h * 3600000);
S.endDate = nowD;
S.timeframeHours = h;
}

S.participants = [];
S.winners = [];
S.activeConn = null;

setText('sStatus', 'Scanning');
setText('sPart', '0');
setText('sWin', '0');
setText('sTime', S.timeframeHours ? S.timeframeHours + 'h' : 'Custom');

var tbodyEl = byId('tbody');
if (tbodyEl) tbodyEl.innerHTML = '<tr><td colspan="7" style="text-align:center;padding:36px;color:#64748b">Scanning chain...</td></tr>';

startWatchdog();
showLoad('SCANNING ROTATOOR', 'Initializing...');

progress(8, 'Resolving pair');
var pair = await getPair(S.token);
progress(14, 'Pair ' + (pair ? 'resolved' : 'none, using token address'));

var target = pair || S.token;
var targetKey;
try { targetKey = new SOLANA.PublicKey(target); }
catch(e) { throw new Error('Invalid token address'); }

progress(20, 'Connecting RPC');
var conn = await getConn();
progress(26, 'RPC live · fetching signatures');

var allSigs = [];
var last = null;
var keep = true;
var batch = 0;
var maxB = 24;

while (keep && batch < maxB) {
var opts = { limit: 100 };
if (last) opts.before = last;
var sigs = null;
try {
sigs = await withTimeout(conn.getSignaturesForAddress(targetKey, opts), 20000, 'sigs');
} catch(e) {
try {
S.activeConn = null;
conn = await getConn();
sigs = await withTimeout(conn.getSignaturesForAddress(targetKey, opts), 20000, 'sigs retry');
} catch(e2) { break; }
}
if (!sigs || !sigs.length) break;
last = sigs[sigs.length - 1].signature;
batch++;
progress(26 + Math.min(28, batch * 2), 'Batch ' + batch + ' · ' + allSigs.length + ' signatures');
for (var i = 0; i < sigs.length; i++) {
var s = sigs[i];
if (!s.blockTime) continue;
var d = new Date(s.blockTime * 1000);
if (d > S.endDate) continue;
if (d < S.startDate) { keep = false; break; }
if (!s.err) allSigs.push(s);
}
if (allSigs.length > 600) keep = false;
await new Promise(function(r){ setTimeout(r, 120); });
}

if (!allSigs.length) {
progress(100, 'No transactions found');
render();
setText('sPart', '0');
setText('sWin', '0');
setText('sStatus', 'Complete');
setText('termCount', '0 participants · 0 winners');
notify('No transactions in selected window', 'success');
return;
}

progress(58, 'Parsing ' + allSigs.length + ' transactions');

var map = new Map();
var first = new Map();
var bs = 8;

for (var j = 0; j < allSigs.length; j += bs) {
var slice = allSigs.slice(j, j + bs);
var ids = slice.map(function(x){ return x.signature; });
var txs = [];
try { txs = await fetchParsed(conn, ids); }
catch(e) { continue; }
if (!txs) txs = [];
for (var t = 0; t < txs.length; t++) {
var tx = txs[t];
var si = slice[t];
if (!tx || !si) continue;
var entry = null;
try { entry = extractEntry(tx, si.signature, si.blockTime, target); }
catch(e) { continue; }
if (!entry) continue;
if (!pass(entry)) continue;
var signer = entry.wallet;
if (S.filters.firstTx) {
if (first.has(signer)) { if (entry.timestamp < first.get(signer).timestamp) first.set(signer, entry); }
else { first.set(signer, entry); }
continue;
}
if (S.filters.unique) {
if (!map.has(signer)) map.set(signer, entry);
else if (entry.rawAmount > map.get(signer).rawAmount) map.set(signer, entry);
} else {
map.set(signer + '_' + entry.tx, entry);
}
}
var pct = 58 + Math.min(30, (j / allSigs.length) * 30);
progress(pct, 'Parsed ' + Math.min(j + bs, allSigs.length) + '/' + allSigs.length);
await new Promise(function(r){ setTimeout(r, 120); });
}

S.participants = S.filters.firstTx ? Array.from(first.values()) : Array.from(map.values());
S.participants.sort(function(a, b){ return b.rawAmount - a.rawAmount; });

progress(92, 'Selecting winners');
selectWinners();
render();

setText('sPart', String(S.participants.length));
setText('sWin', String(S.winners.length));
setText('sStatus', 'Complete');
setText('termCount', S.participants.length + ' participants · ' + S.winners.length + ' winners');
if (btnExportEl) { try { btnExportEl.disabled = S.winners.length === 0; } catch(e){} }
notify(S.participants.length + ' participants · ' + S.winners.length + ' winners', 'success');
log('[Rotatoor] doScan complete');

} catch(err) {
log('[Rotatoor] scan error:', err);
notify(err && err.message ? err.message : 'Scan failed', 'error');
setText('sStatus', 'Error');
var tbodyErr = byId('tbody');
if (tbodyErr) tbodyErr.innerHTML = '<tr><td colspan="7" style="text-align:center;padding:36px;color:#ef4444">' + ((err && err.message) ? err.message : 'Scan failed') + '</td></tr>';
} finally {
S.isScanning = false;
S.lastFinishedAt = Date.now();
stopWatchdog();
hideLoad();
if (btnScanEl) { try { btnScanEl.disabled = false; } catch(e){} }
log('[Rotatoor] doScan end');
}
}

function openHelp(){ var m = byId('helpModal'); if (m) { try { m.classList.add('show'); } catch(e){} } }
function closeHelp(){ var m = byId('helpModal'); if (m) { try { m.classList.remove('show'); } catch(e){} } }
function openExport(){
if (S.winners.length === 0) { notify('No winners to export', 'info'); return; }
var m = byId('exportModal'); if (m) { try { m.classList.add('show'); } catch(e){} }
}
function closeExport(){ var m = byId('exportModal'); if (m) { try { m.classList.remove('show'); } catch(e){} } }

window.RotatoorScan = function(){ try { doScan(); } catch(e) { log('[Rotatoor] throw', e); } return false; };
window.RotatoorExport = function(){ try { openExport(); } catch(e){} return false; };
window.RotatoorHelp = function(){ try { openHelp(); } catch(e){} return false; };

function wire(){
var s = byId('btnScan');
if (s && !s._wired) {
s._wired = true;
try { s.onclick = function(ev){ if (ev) { try { ev.preventDefault(); } catch(e){} try { ev.stopPropagation(); } catch(e){} } try { doScan(); } catch(err){} return false; }; } catch(e){}
}
var ex = byId('btnExport');
if (ex && !ex._wired) {
ex._wired = true;
try { ex.onclick = function(ev){ if (ev) { try { ev.preventDefault(); } catch(e){} } try { openExport(); } catch(err){} return false; }; } catch(e){}
}
var h = byId('btnHelp');
if (h && !h._wired) {
h._wired = true;
try { h.onclick = function(ev){ if (ev) { try { ev.preventDefault(); } catch(e){} } try { openHelp(); } catch(err){} return false; }; } catch(e){}
}
var hx = byId('helpX'); if (hx && !hx._w) { hx._w = true; try { hx.onclick = function(){ closeHelp(); return false; }; } catch(e){} }
var ho = byId('helpOk'); if (ho && !ho._w) { ho._w = true; try { ho.onclick = function(){ closeHelp(); return false; }; } catch(e){} }
var exx = byId('exportX'); if (exx && !exx._w) { exx._w = true; try { exx.onclick = function(){ closeExport(); return false; }; } catch(e){} }
var bc = byId('btnCsv'); if (bc && !bc._w) { bc._w = true; try { bc.onclick = function(){ exportCSV(); return false; }; } catch(e){} }
var bp = byId('btnPdf'); if (bp && !bp._w) { bp._w = true; try { bp.onclick = function(){ exportPDF(); return false; }; } catch(e){} }
var tf = byId('tfSelect');
if (tf && !tf._w) {
tf._w = true;
try {
tf.onchange = function(e){
var c = e.target.value === 'custom';
var cs = byId('customStart');
var ce = byId('customEnd');
if (cs) cs.style.display = c ? 'flex' : 'none';
if (ce) ce.style.display = c ? 'flex' : 'none';
};
} catch(e){}
}
}

function boot(){
log('[Rotatoor] boot; SOLANA=' + (SOLANA?'ok':'missing') + ' AXIOS=' + (AXIOS?'ok':'missing') + ' JSPDF=' + (JSPDF_CTOR?'ok':'missing'));
wire();
var end = new Date();
var start = new Date(end.getTime() - 24 * 3600000);
var ds = byId('dateStart');
var de = byId('dateEnd');
if (ds && !ds.value) { try { ds.value = start.toISOString().slice(0,16); } catch(e){} }
if (de && !de.value) { try { de.value = end.toISOString().slice(0,16); } catch(e){} }
var miss = checkLibs();
if (miss.length) {
showStatus('LIBRARY MISSING', miss.join(', ') + ' not found in page source.', 'error', 0);
setText('sStatus', 'Lib Error');
} else {
showStatus('READY', 'Tap Scan Onchain to begin', 'info', 3000);
}
}

if (document.readyState === 'loading') {
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