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	pnl-card.js	4.1 MB		View DL Edit

Edit file: /home/benbot/bot/widgets/pnl-card.js

/* [MOD] OpsDeck Widget: PnL Card (ES Module)
   - Standalone UI widget for realized/unrealized PnL
   - No external deps. Works with SSE (/events) or manual push()
   - Will be wired by opsdeck-basic.html in the next step
*/

export default function createPnlCard(rootEl, opts = {}) {
  const cfg = {
    title: opts.title || "PnL",
    currency: opts.currency || "USDT",
    precision: Number.isInteger(opts.precision) ? opts.precision : 2,
  };

if (!rootEl) throw new Error("pnl-card: root element is required");

/* [MOD] State */
  const state = {
    realized: 0,
    unrealized: 0,
    fees: 0,
    pnlPct: 0,
    lastTs: 0,
  };

/* [MOD] UI */
  rootEl.classList.add("card");
  rootEl.innerHTML = `
    <h3>${cfg.title}</h3>
    <div style="display:flex;gap:16px;flex-wrap:wrap">
      <div>
        <div class="muted">Realized</div>
        <div id="pc-realized" style="font-weight:700;font-size:18px">0.00 ${cfg.currency}</div>
      </div>
      <div>
        <div class="muted">Unrealized</div>
        <div id="pc-unrealized" style="font-weight:700;font-size:18px">0.00 ${cfg.currency}</div>
      </div>
      <div>
        <div class="muted">Fees</div>
        <div id="pc-fees" style="font-weight:700;font-size:18px">0.00 ${cfg.currency}</div>
      </div>
      <div>
        <div class="muted">PnL %</div>
        <div id="pc-pct" style="font-weight:700;font-size:18px">0.00 %</div>
      </div>
    </div>
    <div class="muted" id="pc-note" style="margin-top:8px">waiting for events…</div>
  `;

const $ = (sel) => rootEl.querySelector(sel);
  const elRealized = $("#pc-realized");
  const elUnrealized = $("#pc-unrealized");
  const elFees = $("#pc-fees");
  const elPct = $("#pc-pct");
  const elNote = $("#pc-note");

/* [MOD] Helpers */
  const fmt = (n, p = cfg.precision) =>
    (Number(n) || 0).toLocaleString(undefined, {
      minimumFractionDigits: p,
      maximumFractionDigits: p,
    });

// color cue
    const pct = Number(state.pnlPct) || 0;
    elPct.style.color = pct > 0 ? "#2ecc71" : pct < 0 ? "#e74c3c" : "";
    const now = new Date(state.lastTs || Date.now()).toLocaleTimeString();
    elNote.textContent = `updated ${now}`;
  }

/* [MOD] Public API */
  function pushPnL({ realized, unrealized, fees, pnlPct, ts }) {
    if (Number.isFinite(realized)) state.realized = realized;
    if (Number.isFinite(unrealized)) state.unrealized = unrealized;
    if (Number.isFinite(fees)) state.fees = fees;
    if (Number.isFinite(pnlPct)) state.pnlPct = pnlPct;
    state.lastTs = ts || Date.now();
    repaint();
  }

es.addEventListener("log", (ev) => {
      try {
        const msg = JSON.parse(ev.data || "{}");
        const m = msg?.meta || msg?.data || {};
        if (
          m &&
          (Number.isFinite(m.pnl) ||
            Number.isFinite(m.pnlPct) ||
            Number.isFinite(m.realized) ||
            Number.isFinite(m.unrealized) ||
            Number.isFinite(m.fees))
        ) {
          pushPnL({
            realized: m.realized,
            unrealized: m.unrealized,
            fees: m.fees,
            pnlPct: m.pnlPct ?? m.pnl,
            ts: msg.t,
          });
        }
      } catch {}
    });
  }

// initial paint
  repaint();

return {
    push: pushPnL,
    attachEventSource,
    getState: () => ({ ...state }),
    setTitle: (t) => (rootEl.querySelector("h3").textContent = t || cfg.title),
  };
}

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