import re
path = r'd:\Python\Kronos_Platform_V1\frontend\index.html'
with open(path, 'r', encoding='utf-8') as f:
    content = f.read()

# 1. Add fetchPaneAI function (or modify fetchAIAnalysis)
# Actually, let's just append fetchPaneAI function before fetchAIAnalysis
# and update the UI binding.

new_fetch_code = """
    // --- MULTI-PANE AI FETCH ---
    async function fetchPaneAI(pane, options = {}) {
      const symbol = pane.symbol;
      const interval = pane.interval;
      const horizon = pane.horizon || 24;
      const requestKey = `${symbol}|${interval}|${horizon}`;

      if (!options.force && pane.analysisRequestPromise && pane.analysisRequestKey === requestKey) {
        return pane.analysisRequestPromise;
      }

      if (pane.analysisRetryTimer) {
        clearTimeout(pane.analysisRetryTimer);
        pane.analysisRetryTimer = null;
      }
      if (pane.analysisFetchController) {
        pane.analysisFetchController.abort();
      }

      const controller = new AbortController();
      pane.analysisFetchController = controller;
      pane.analysisRequestKey = requestKey;

      if (pane.paneId === Workspace.activePaneId && !pane.lastAnalysis?.payload) {
         const panel = document.getElementById('analysisPanel');
         panel.innerHTML = `<div class="dash-loading"><div class="loader-ring"></div><p>AI dang tinh toan...</p></div>`;
      }

      const requestPromise = (async () => {
        try {
          const fData = await DataCoordinator.fetchForecast(symbol, interval, horizon, controller.signal);
          if (pane.symbol !== symbol || pane.interval !== interval) return null;

          pane.lastAnalysis = { payload: fData, symbol, interval };
          const hasForecast = Array.isArray(fData.forecast) && fData.forecast.length > 0;

          if (hasForecast && pane.lastCandleData) {
            const forecastPoints = fData.forecast;
            const anchorPoint = { time: pane.lastCandleData.time, value: pane.lastCandleData.close };
            const futurePoints = forecastPoints.filter(d => d && d.time !== undefined && d.p50 !== undefined && d.time !== pane.lastCandleData.time).map(d => ({ time: d.time, value: d.p50 }));
            const p50 = [anchorPoint, ...futurePoints];
            const p10 = [anchorPoint, ...forecastPoints.filter(d => d && d.time !== undefined && d.p10 !== undefined && d.time !== pane.lastCandleData.time).map(d => ({ time: d.time, value: d.p10 }))];
            const p90 = [anchorPoint, ...forecastPoints.filter(d => d && d.time !== undefined && d.p90 !== undefined && d.time !== pane.lastCandleData.time).map(d => ({ time: d.time, value: d.p90 }))];

            if (pane.forecastSeries) {
               pane.forecastSeries.p50.setData([]);
               pane.forecastSeries.p10.setData(p10);
               pane.forecastSeries.p90.setData(p90);
               
               // For segments we need a helper since it's complex, or just ignore segments per-pane to keep it fast
               // Actually we can reuse buildForecastSegmentSeries but pass the pane
               buildPaneForecastSegments(pane, p50);
            }
          }

          if (pane.paneId === Workspace.activePaneId) {
             renderAnalysisPanel(symbol, interval, fData);
             renderCompactGauges(symbol, interval, fData);
             updateDashboardScale();
          } else {
             // For non-active panes, render gauges into their mini container
             renderPaneGauges(pane, fData);
          }

          return fData;
        } catch (e) {
          if (e.name === 'AbortError') return null;
          console.error(`[Pane ${pane.paneId}] AI Error:`, e);
          return null;
        } finally {
          if (pane.analysisFetchController === controller) pane.analysisFetchController = null;
        }
      })();

      pane.analysisRequestPromise = requestPromise;
      try {
         return await requestPromise;
      } finally {
         if (pane.analysisRequestPromise === requestPromise) {
            pane.analysisRequestPromise = null;
            pane.analysisRequestKey = null;
         }
      }
    }

    function buildPaneForecastSegments(pane, p50) {
       if (!pane.forecastSeries || !pane.forecastSeries.segments) return;
       const sGroup = pane.forecastSeries.segments;
       sGroup.forEach(s => s.setData([]));
       if (p50.length < 2) return;
       for (let i = 0; i < p50.length - 1; i++) {
          if (i >= sGroup.length) {
             const ns = pane.chartInstance.addLineSeries({
               color: 'rgba(34,211,238,0.8)', lineWidth: 2, lineStyle: 0,
               crosshairMarkerVisible: false, lastValueVisible: false, priceLineVisible: false
             });
             sGroup.push(ns);
          }
          const pA = p50[i], pB = p50[i+1];
          const clr = pB.value >= pA.value ? 'rgba(34,211,238,0.8)' : 'rgba(251,113,133,0.8)';
          sGroup[i].applyOptions({ color: clr });
          sGroup[i].setData([pA, pB]);
       }
    }

    function renderPaneGauges(pane, payload) {
       if (!pane.gaugesEl) return;
       if (!payload || !payload.analysis) {
          pane.gaugesEl.innerHTML = '';
          return;
       }
       // Build mini gauges
       const a = payload.analysis;
       const tScore = typeof a.trend_score === 'number' ? a.trend_score : 50;
       const sScore = typeof a.strength_score === 'number' ? a.strength_score : 50;
       const vScore = typeof a.volatility_score === 'number' ? a.volatility_score : 50;
       
       const cT = tScore > 60 ? '#22d3ee' : (tScore < 40 ? '#fb7185' : '#94a3b8');
       const cS = sScore > 60 ? '#818cf8' : (sScore < 40 ? '#fb7185' : '#94a3b8');
       const cV = vScore > 60 ? '#fb923c' : (vScore < 40 ? '#2dd4bf' : '#94a3b8');

       pane.gaugesEl.innerHTML = `
          <div style="width:20px;height:20px;border-radius:50%;border:2px solid ${cT};display:flex;align-items:center;justify-content:center;background:var(--bg-depth);">
             <span style="font-size:8px;font-weight:bold;color:${cT}">${tScore > 50 ? '↑' : '↓'}</span>
          </div>
       `;
    }

    // Replace the active pane listener
    Workspace._onActivePaneChange = (newPaneId) => {
       const pane = Workspace.getPane(newPaneId);
       if (!pane) return;
       // Sync toolbar
       if (currentSymbol !== pane.symbol || timeframeSelect.value !== pane.interval) {
          currentSymbol = pane.symbol;
          searchInput.value = pane.symbol;
          timeframeSelect.value = pane.interval;
          if (window.initSymbolDetails) initSymbolDetails();
       }
       // Update AI Panel
       if (pane.lastAnalysis?.payload) {
          renderAnalysisPanel(pane.symbol, pane.interval, pane.lastAnalysis.payload);
          renderCompactGauges(pane.symbol, pane.interval, pane.lastAnalysis.payload);
          updateDashboardScale();
       } else {
          document.getElementById('analysisPanel').innerHTML = '';
          document.getElementById('chartGauges').innerHTML = '';
          fetchPaneAI(pane);
       }
    };

    // Hook into loadPaneData
"""

with open('_ai_refactor.txt', 'w') as f:
    f.write(new_fetch_code)