Liquidations

// Liquidated USD per bar: longs below zero, shorts above. Optionally only some wallets' (Hyperliquid names the liquidated wallet).
indicator('Liquidations', { precision: 0 });

const minUsd = input.float('Smallest ($)', 0, { min: 0 });
const wallets = input.addresses('Only these wallets', []);

const chart = bars();
const liq = liquidations({ minNotional: minUsd });
const longs = tally();
const shorts = tally();

const longBars = plot.histogram('Longs liquidated $', { precision: 0 });
const shortBars = plot.histogram('Shorts liquidated $', { precision: 0 });

liq.onLiquidation((l) => {
  // On Lighter the liquidated account is an index, which no wallet matches.
  if (wallets.length > 0 && !(l.user !== null && wallets.includes(l.user.toLowerCase()))) return;
  (l.side === 'long' ? longs : shorts).add(l.price * l.size);
});

chart.onBar(() => {
  if (!liq.available) return;
  longBars.set(-longs.value, color.down);
  shortBars.set(shorts.value, color.up);
});