refactor(FE): export charts with hidden html renderer and adding package html-to-image

src/components/pages/dashboard/DashboardProduction.tsx

@@ -8,12 +8,13 @@ import SelectInput, {
   OptionType,
   useSelect,
 } from '@/components/input/SelectInput';
-import { useState, useEffect } from 'react';
+import { useState, useEffect, useRef } from 'react';
 import useSWR from 'swr';
 import { DashboardApi } from '@/services/api/dashboard';
 import { useFormik } from 'formik';
 import { ProjectFlockApi } from '@/services/api/production';
 import { KandangApi, LocationApi } from '@/services/api/master-data';
+import { generateDashboardPDF } from '@/components/pages/dashboard/export/DashboardPDF';
 
 import {
   DashboardFilterType,
@@ -21,6 +22,9 @@ import {
 } from '@/components/pages/dashboard/filter/DashboardProductionFilter.schema';
 import DashboardLineChart from '@/components/pages/dashboard/chart/DashboardLineChart';
 import DashboardLineChartSkeleton from '@/components/pages/dashboard/skeleton/DashboardLineChartSkeleton';
+import DashboardAllCharts, {
+  DashboardAllChartsRef,
+} from '@/components/pages/dashboard/chart/DashboardAllCharts';
 import { RadioGroup, RadioGroupItem } from '@/components/input/RadioInput';
 import {
   DashboardFilter,
@@ -31,7 +35,6 @@ import { isResponseSuccess } from '@/lib/api-helper';
 import AlertErrorList from '@/components/helper/form/FormErrors';
 import { useFormikErrorList } from '@/services/hooks/useFormikErrorList';
 import ButtonFilter from '@/components/helper/ButtonFilter';
-import toast from 'react-hot-toast';
 import Dropdown from '@/components/Dropdown';
 import Menu from '@/components/menu/Menu';
 import MenuItem from '@/components/menu/MenuItem';
@@ -55,6 +58,9 @@ const DashboardProduction = () => {
   const [endpointUrl, setEndpointUrl] = useState('/dashboards');
   const [selectedLocationIds, setSelectedLocationIds] = useState<number[]>([]);
   const [exporting, setExporting] = useState(false);
+  const statsRef = useRef<HTMLDivElement>(null);
+  const chartRef = useRef<HTMLDivElement>(null);
+  const allChartsRef = useRef<DashboardAllChartsRef>(null);
 
   // ===== FETCH DATA =====
   const {
@@ -160,21 +166,15 @@ const DashboardProduction = () => {
   const { formErrorList, close, handleFormSubmit } = useFormikErrorList(formik);
 
   // ===== Export PDF =====
-  const handleExportPDF = () => {
-    setExporting(true);
+  const handleExportPDF = async () => {
+    await generateDashboardPDF({
+      filterValues: formik.values,
+      statsRef,
+      allChartsRef,
+      setExporting,
+    });
   };
 
-  // Wait for state to render, then trigger print
-  useEffect(() => {
-    if (exporting) {
-      const timer = setTimeout(() => {
-        window.print();
-        setExporting(false);
-      }, 100);
-      return () => clearTimeout(timer);
-    }
-  }, [exporting]);
-
   if (isLoadingDashboardProductionData) {
     return (
       <div className='w-full min-h-screen flex items-center justify-center'>
@@ -219,9 +219,14 @@ const DashboardProduction = () => {
         </div>
 
         {/* Dashboard Stats */}
-        <DashboardStats data={dashboardProductionData?.statistics_data ?? []} />
+        <div ref={statsRef}>
+          <DashboardStats
+            data={dashboardProductionData?.statistics_data ?? []}
+          />
+        </div>
 
         {/* Use DashboardLineChart component or skeleton */}
+        <div ref={chartRef}>
           {isLoadingDashboardProductionData ? (
             <DashboardLineChartSkeleton />
           ) : dashboardProductionData &&
@@ -238,6 +243,11 @@ const DashboardProduction = () => {
                   : analysisMode
               }
               data={dashboardProductionData}
+              selectedKandang={
+                analysisMode === 'OVERVIEW'
+                  ? (formik.values.kandang as OptionType)
+                  : undefined
+              }
             />
           ) : (
             <DashboardLineChartSkeleton
@@ -248,6 +258,33 @@ const DashboardProduction = () => {
               }
             />
           )}
+        </div>
+
+        {/* Hidden container for all charts (used for PDF export in OVERVIEW mode) */}
+        {dashboardProductionData && (
+          <div
+            style={{
+              position: 'absolute',
+              left: '-9999px',
+              top: 0,
+              width: '1200px', // Fixed width for consistent PDF rendering
+            }}
+          >
+            <DashboardAllCharts
+              ref={allChartsRef}
+              data={dashboardProductionData}
+              analysisMode={
+                isResponseSuccess(dashboardProductionResponse)
+                  ? dashboardProductionResponse.meta
+                    ? (
+                        dashboardProductionResponse.meta as unknown as DashboardMeta
+                      ).filters?.analysis_mode
+                    : analysisMode
+                  : analysisMode
+              }
+            />
+          </div>
+        )}
       </section>
 
       <Modal

src/components/pages/dashboard/chart/DashboardAllCharts.tsx

@@ -0,0 +1,341 @@
+import Card from '@/components/Card';
+import {
+  Dashboard,
+  DashboardOverviewCharts,
+  DashboardComparisonCharts,
+  DashboardChartsSeries,
+  DashboardChartsDataset,
+} from '@/types/api/dashboard/dashboard';
+import { Icon } from '@iconify/react';
+import { forwardRef, useImperativeHandle, useRef } from 'react';
+import {
+  CartesianGrid,
+  Line,
+  LineChart,
+  ResponsiveContainer,
+  XAxis,
+  YAxis,
+} from 'recharts';
+
+type DashboardAllChartsProps = {
+  data: Dashboard;
+  analysisMode: string;
+};
+
+export type DashboardAllChartsRef = {
+  getChartRefs: () => {
+    key: string;
+    ref: HTMLDivElement | null;
+    label: string;
+  }[];
+};
+
+// Type guard to check if charts is DashboardOverviewCharts
+function isOverviewCharts(
+  charts: DashboardOverviewCharts | DashboardComparisonCharts
+): charts is DashboardOverviewCharts {
+  return (
+    'deplesi' in charts ||
+    'body_weight' in charts ||
+    'fcr' in charts ||
+    'performance' in charts ||
+    'quality_control' in charts
+  );
+}
+
+// Type guard to check if charts is DashboardComparisonCharts
+function isComparisonCharts(
+  charts: DashboardOverviewCharts | DashboardComparisonCharts
+): charts is DashboardComparisonCharts {
+  return 'farm' in charts || 'flock' in charts || 'kandang' in charts;
+}
+
+const lineColors: Record<string, string> = {
+  body_weight: '#10B981',
+  std_body_weight: '#10B981',
+  act_laying: '#1062B9',
+  std_laying: '#1062B9',
+  act_egg_weight: '#10B981',
+  std_egg_weight: '#10B981',
+  act_feed_intake: '#F52419',
+  std_feed_intake: '#F52419',
+  act_uniformity: '#F59E0B',
+  std_uniformity: '#F59E0B',
+  act_fcr: '#10B981',
+  std_fcr: '#10B981',
+  act_fcr_cum: '#F52419',
+  std_fcr_cum: '#10B981',
+  normal: '#10B981',
+  abnormal: '#F52419',
+  act_deplesi: '#10B981',
+  std_deplesi: '#10B981',
+};
+
+const defaultLineColors: string[] = [
+  '#10B981',
+  '#1062B9',
+  '#F52419',
+  '#F59E0B',
+  '#7F56D9',
+];
+
+// Helper function to get line color
+const getLineColor = (seriesId: string | number, index: number): string => {
+  const predefinedColor = lineColors[seriesId];
+  if (predefinedColor) {
+    return predefinedColor;
+  }
+  return defaultLineColors[index % defaultLineColors.length];
+};
+
+// Mapping for chart type labels
+const chartTypeLabels: Record<keyof DashboardOverviewCharts, string> = {
+  body_weight: 'Body Weight',
+  performance: 'Performance',
+  fcr: 'FCR',
+  quality_control: 'Quality Control',
+  deplesi: 'Deplesi',
+};
+
+const DashboardAllCharts = forwardRef<
+  DashboardAllChartsRef,
+  DashboardAllChartsProps
+>(({ data, analysisMode }, ref) => {
+  // Create refs for charts - use string keys for flexibility
+  const chartRefs = useRef<{
+    [key: string]: HTMLDivElement | null;
+  }>({});
+
+  // Determine chart keys and labels based on analysis mode
+  const getChartConfig = () => {
+    if (analysisMode === 'OVERVIEW' && isOverviewCharts(data.charts)) {
+      const overviewKeys: (keyof DashboardOverviewCharts)[] = [
+        'body_weight',
+        'performance',
+        'fcr',
+        'quality_control',
+        'deplesi',
+      ];
+      return overviewKeys.map((key) => ({
+        key,
+        label: chartTypeLabels[key],
+        chartData: (data.charts as DashboardOverviewCharts)[key],
+      }));
+    } else if (
+      analysisMode === 'COMPARISON' &&
+      isComparisonCharts(data.charts)
+    ) {
+      // For comparison mode, find which comparison type has data
+      const comparisonKey = data.charts.farm
+        ? 'farm'
+        : data.charts.flock
+          ? 'flock'
+          : 'kandang';
+
+      const comparisonLabels: Record<string, string> = {
+        farm: 'Farm Comparison',
+        flock: 'Flock Comparison',
+        kandang: 'Kandang Comparison',
+      };
+
+      return [
+        {
+          key: comparisonKey,
+          label: comparisonLabels[comparisonKey],
+          chartData: data.charts[comparisonKey],
+        },
+      ];
+    }
+    return [];
+  };
+
+  const chartConfig = getChartConfig();
+
+  // Expose method to get all chart refs
+  useImperativeHandle(ref, () => ({
+    getChartRefs: () => {
+      return chartConfig
+        .map(({ key, label }) => ({
+          key,
+          ref: chartRefs.current[key] || null,
+          label,
+        }))
+        .filter((item) => item.ref !== null);
+    },
+  }));
+
+  return (
+    <div className='space-y-6'>
+      {chartConfig.map(({ key, label, chartData }) => {
+        if (
+          !chartData ||
+          !chartData.dataset ||
+          chartData.dataset.length === 0
+        ) {
+          return null;
+        }
+
+        const seriesData: DashboardChartsSeries[] = chartData.series || [];
+        const dataset: DashboardChartsDataset[] = chartData.dataset || [];
+
+        return (
+          <div
+            key={key}
+            ref={(el: HTMLDivElement | null) => {
+              chartRefs.current[key] = el;
+            }}
+          >
+            <Card
+              className={{
+                wrapper: 'w-full rounded-lg',
+              }}
+              variant='bordered'
+            >
+              <div className='flex flex-col sm:flex-row justify-between items-start sm:items-center gap-4 mb-6'>
+                <div className='text-lg font-semibold'>
+                  {label}{' '}
+                  <Icon
+                    icon='heroicons:information-circle'
+                    width={20}
+                    height={20}
+                    className='inline text-neutral-500'
+                  />
+                </div>
+              </div>
+
+              {/* Legend */}
+              <div className='flex flex-wrap gap-3 mb-6'>
+                {seriesData.map((series, index) => {
+                  const isStandard = series.id
+                    .toString()
+                    .toLowerCase()
+                    .includes('std');
+
+                  return (
+                    <div
+                      key={series.id}
+                      className='flex items-center gap-2 px-3 py-2 rounded-lg border border-neutral-400 bg-neutral-50'
+                    >
+                      <div
+                        className={`w-6 h-0.5 ${
+                          isStandard ? 'border-t-2 border-dashed' : ''
+                        }`}
+                        style={{
+                          backgroundColor: isStandard
+                            ? 'transparent'
+                            : getLineColor(series.id, index),
+                          borderColor: isStandard
+                            ? getLineColor(series.id, index)
+                            : 'transparent',
+                        }}
+                      ></div>
+                      <span className='text-sm text-neutral-900 font-medium'>
+                        {series.label}
+                      </span>
+                      <Icon
+                        icon='heroicons:information-circle'
+                        width={16}
+                        height={16}
+                        className='text-neutral-400'
+                      />
+                    </div>
+                  );
+                })}
+              </div>
+
+              {/* Chart */}
+              <ResponsiveContainer width='100%' height={350}>
+                <LineChart
+                  data={dataset}
+                  margin={{
+                    top: 5,
+                    right: 10,
+                    left: 0,
+                    bottom: 5,
+                  }}
+                >
+                  <CartesianGrid strokeDasharray='3 3' stroke='#e5e7eb' />
+                  <XAxis
+                    dataKey='week'
+                    tick={{ fontSize: 11, fill: '#9ca3af' }}
+                    tickLine={false}
+                    axisLine={{ stroke: '#e5e7eb' }}
+                    label={{
+                      value: 'Weeks',
+                      position: 'insideBottom',
+                      offset: -5,
+                      style: { fontSize: 12, fill: '#9ca3af' },
+                    }}
+                  />
+                  <YAxis
+                    tick={{ fontSize: 11, fill: '#9ca3af' }}
+                    tickLine={false}
+                    axisLine={{ stroke: '#e5e7eb' }}
+                    domain={(() => {
+                      const allValues: number[] = [];
+                      dataset.forEach((item: DashboardChartsDataset) => {
+                        seriesData.forEach((series) => {
+                          const value = item[series.id];
+                          if (typeof value === 'number') {
+                            allValues.push(value);
+                          }
+                        });
+                      });
+
+                      if (allValues.length === 0) return [0, 100];
+
+                      const minValue = Math.min(...allValues);
+                      const maxValue = Math.max(...allValues);
+                      const padding = (maxValue - minValue) * 0.1;
+                      const domainMin = Math.floor(
+                        Math.max(0, minValue - padding)
+                      );
+                      const domainMax = Math.ceil(maxValue + padding);
+
+                      return [domainMin, domainMax];
+                    })()}
+                  />
+                  {seriesData.map((series, index) => {
+                    const isStandard = series.id
+                      .toString()
+                      .toLowerCase()
+                      .includes('std');
+                    const dataKey = series.id.toString();
+
+                    return (
+                      <Line
+                        key={series.id}
+                        type='monotone'
+                        dataKey={dataKey}
+                        name={series.label}
+                        stroke={getLineColor(series.id, index)}
+                        opacity={isStandard ? 0.5 : 1}
+                        strokeWidth={2}
+                        strokeDasharray={isStandard ? '5 5' : undefined}
+                        dot={
+                          isStandard
+                            ? false
+                            : {
+                                r: 3,
+                                fill: '#fff',
+                                stroke: getLineColor(series.id, index),
+                                strokeWidth: 2,
+                              }
+                        }
+                        activeDot={isStandard ? undefined : { r: 5 }}
+                      />
+                    );
+                  })}
+                </LineChart>
+              </ResponsiveContainer>
+            </Card>
+          </div>
+        );
+      })}
+    </div>
+  );
+});
+
+DashboardAllCharts.displayName = 'DashboardAllCharts';
+
+export default DashboardAllCharts;

src/components/pages/dashboard/chart/DashboardLineChart.tsx

@@ -1,8 +1,10 @@
 import Button from '@/components/Button';
 import Card from '@/components/Card';
 import Dropdown from '@/components/Dropdown';
+import { OptionType } from '@/components/input/SelectInput';
 import Menu from '@/components/menu/Menu';
 import MenuItem from '@/components/menu/MenuItem';
+import { formatNumber } from '@/lib/helper';
 import {
   Dashboard,
   DashboardOverviewCharts,
@@ -25,13 +27,20 @@ import {
 type DashboardLineChartProps = {
   analysisMode: 'OVERVIEW' | 'COMPARISON';
   data: Dashboard;
+  selectedKandang?: OptionType;
 };
 
 // Type guard to check if charts is DashboardOverviewCharts
 function isOverviewCharts(
   charts: DashboardOverviewCharts | DashboardComparisonCharts
 ): charts is DashboardOverviewCharts {
-  return 'deplesi' in charts;
+  return (
+    'deplesi' in charts ||
+    'body_weight' in charts ||
+    'fcr' in charts ||
+    'performance' in charts ||
+    'quality_control' in charts
+  );
 }
 
 // Type guard to check if charts is DashboardComparisonCharts
@@ -94,6 +103,7 @@ const getLineColor = (
 const DashboardLineChart = ({
   analysisMode,
   data,
+  selectedKandang,
 }: DashboardLineChartProps) => {
   const [chartData, setChartData] =
     useState<keyof DashboardOverviewCharts>('body_weight');
@@ -452,11 +462,84 @@ const DashboardLineChart = ({
               labelStyle={{ color: 'white', marginBottom: '4px' }}
               itemStyle={{ color: 'white', fontSize: '12px' }}
               labelFormatter={(value) => `Week ${value}`}
+              content={(props) => {
+                return (
+                  <div className='flex flex-col gap-2 rounded-lg bg-neutral-950 p-4  text-white'>
+                    <p className='text-neutral-300 text-xs font-semibold text-start'>
+                      {analysisMode === 'OVERVIEW'
+                        ? selectedKandang
+                          ? selectedKandang.label || 'Overview Performance'
+                          : 'Overview Performance'
+                        : 'Comparison Performance'}
+                    </p>
+                    <ul className='flex flex-col gap-1'>
+                      {props.payload.map((item, index) => {
+                        if (item.name.startsWith('STD. ')) return null;
+                        // Get series data to find the unit
+                        let seriesData: DashboardChartsSeries[] = [];
+                        if (
+                          analysisMode === 'OVERVIEW' &&
+                          isOverviewCharts(data.charts)
+                        ) {
+                          seriesData = data.charts[chartData]?.series || [];
+                        } else if (
+                          analysisMode === 'COMPARISON' &&
+                          isComparisonCharts(data.charts)
+                        ) {
+                          const comparisonChart =
+                            data.charts.farm ||
+                            data.charts.flock ||
+                            data.charts.kandang;
+                          seriesData = comparisonChart?.series || [];
+                        }
+
+                        // Find the series that matches this line's name
+                        const series = seriesData.find(
+                          (s) => s.label === item.name
+                        );
+                        const color = series?.id
+                          ? getLineColor(series.id, index, analysisMode)
+                          : '#9ca3af';
+                        const unit = series?.unit;
+
+                        return (
+                          <li
+                            key={item.name}
+                            className='flex w-full justify-between items-center flex-row gap-6 p-0'
+                          >
+                            <span className='flex flex-row gap-1 items-center'>
+                              <div
+                                className='h-4 w-4 m-0 rounded-md'
+                                style={{
+                                  backgroundColor: color,
+                                }}
+                              ></div>
+                              <div className='m-0'>
+                                {formatNumber(item.value)}
+                                {unit}
+                              </div>
+                            </span>
+                            <span className='m-0'>{item.name}</span>
+                          </li>
+                        );
+                      })}
+                    </ul>
+                    <p className='text-neutral-300 text-xs text-start'>
+                      Week {props.label}
+                    </p>
+                  </div>
+                );
+              }}
               formatter={(
                 value: number | undefined,
                 name: string | undefined
               ) => {
-                if (value === undefined || name === undefined) return ['', ''];
+                if (
+                  value === undefined ||
+                  name === undefined ||
+                  name.startsWith('STD. ')
+                )
+                  return [undefined, undefined];
 
                 // Get series data to find the unit
                 let seriesData: DashboardChartsSeries[] = [];
@@ -478,9 +561,9 @@ const DashboardLineChart = ({
 
                 // Find the series that matches this line's name
                 const series = seriesData.find((s) => s.label === name);
-                const unit = series?.unit || '';
+                const id = series?.id || '';
 
-                return [`${value} ${unit}`, name];
+                return [value, id];
               }}
             />
             {/* Dynamic Line rendering based on visible series */}

src/components/pages/dashboard/export/DashboardPDF.ts

@@ -0,0 +1,263 @@
+import jsPDF from 'jspdf';
+import { toPng } from 'html-to-image';
+import toast from 'react-hot-toast';
+import { formatDate } from '@/lib/helper';
+import { DashboardFilterType } from '@/components/pages/dashboard/filter/DashboardProductionFilter.schema';
+import { DashboardAllChartsRef } from '@/components/pages/dashboard/chart/DashboardAllCharts';
+
+interface DashboardPDFExportParams {
+  filterValues: DashboardFilterType;
+  statsRef: React.RefObject<HTMLDivElement | null>;
+  allChartsRef: React.RefObject<DashboardAllChartsRef | null>;
+  setExporting: (value: boolean) => void;
+}
+
+export const generateDashboardPDF = async ({
+  filterValues,
+  statsRef,
+  allChartsRef,
+  setExporting,
+}: DashboardPDFExportParams): Promise<void> => {
+  try {
+    setExporting(true);
+    toast.loading('Generating PDF...', { id: 'export-pdf' });
+
+    // Wait for DOM to update
+    await new Promise((resolve) => setTimeout(resolve, 200));
+
+    const pdf = new jsPDF('p', 'mm', 'a4');
+    const pageWidth = pdf.internal.pageSize.getWidth();
+    const pageHeight = pdf.internal.pageSize.getHeight();
+    const margin = 10;
+    let yPosition = margin;
+
+    // Add title
+    pdf.setFontSize(16);
+    pdf.setFont('helvetica', 'bold');
+    pdf.text('Dashboard Produksi', margin, yPosition);
+    yPosition += 10;
+
+    // Add filter information (horizontal layout)
+    pdf.setFontSize(6);
+    pdf.setFont('helvetica', 'normal');
+
+    const filterItems: string[] = [];
+
+    // Period
+    if (filterValues.startDate || filterValues.endDate) {
+      const periodText = `Periode: ${
+        filterValues.startDate
+          ? formatDate(filterValues.startDate, 'DD MMM YYYY')
+          : '-'
+      } s.d ${
+        filterValues.endDate
+          ? formatDate(filterValues.endDate, 'DD MMM YYYY')
+          : '-'
+      }`;
+      filterItems.push(periodText);
+    }
+
+    // Analysis Mode
+    const analysisModeText = `Analysis Mode: ${
+      filterValues.analysisMode === 'OVERVIEW'
+        ? 'Performance Overview'
+        : 'Performance Comparison'
+    }`;
+    filterItems.push(analysisModeText);
+
+    // Comparison Type (only for COMPARISON mode)
+    if (
+      filterValues.analysisMode === 'COMPARISON' &&
+      filterValues.comparisonType
+    ) {
+      const comparisonTypeLabel =
+        filterValues.comparisonType === 'FARM'
+          ? 'Farm'
+          : filterValues.comparisonType === 'FLOCK'
+            ? 'Flock'
+            : filterValues.comparisonType === 'KANDANG'
+              ? 'Kandang'
+              : filterValues.comparisonType;
+      filterItems.push(`Compared By: ${comparisonTypeLabel}`);
+    }
+
+    // Farm
+    if (filterValues.location) {
+      const locationText = Array.isArray(filterValues.location)
+        ? filterValues.location.map((loc) => loc.label).join(', ')
+        : filterValues.location.label;
+      filterItems.push(`Farm: ${locationText || '-'}`);
+    }
+
+    // Flock
+    if (
+      filterValues.flock &&
+      (Array.isArray(filterValues.flock)
+        ? filterValues.flock.length > 0
+        : filterValues.flock)
+    ) {
+      const flockText = Array.isArray(filterValues.flock)
+        ? filterValues.flock.map((f) => f.label).join(', ')
+        : filterValues.flock.label;
+      filterItems.push(`Flock: ${flockText || '-'}`);
+    }
+
+    // Kandang
+    if (
+      filterValues.kandang &&
+      (Array.isArray(filterValues.kandang)
+        ? filterValues.kandang.length > 0
+        : filterValues.kandang)
+    ) {
+      const kandangText = Array.isArray(filterValues.kandang)
+        ? filterValues.kandang.map((k) => k.label).join(', ')
+        : filterValues.kandang.label;
+      filterItems.push(`Kandang: ${kandangText || '-'}`);
+    }
+
+    // Generated timestamp
+    filterItems.push(`Dicetak: ${formatDate(new Date(), 'DD MMM YYYY HH:mm')}`);
+
+    // Render filter items horizontally with word wrap and gray background
+    const maxWidth = pageWidth - 2 * margin;
+    let currentLine = '';
+    const lines: string[] = [];
+
+    // First pass: calculate all lines
+    filterItems.forEach((item, index) => {
+      const separator = index > 0 ? ' | ' : '';
+      const testLine = currentLine + separator + item;
+      const testWidth = pdf.getTextWidth(testLine);
+
+      if (testWidth > maxWidth && currentLine !== '') {
+        lines.push(currentLine);
+        currentLine = item;
+      } else {
+        currentLine = testLine;
+      }
+    });
+
+    // Add last line
+    if (currentLine) {
+      lines.push(currentLine);
+    }
+
+    // Calculate background dimensions
+    const lineHeight = 3;
+    const padding = 1;
+    const backgroundHeight = lines.length * lineHeight + padding * 2;
+
+    // Draw gray background
+    pdf.setFillColor(240, 240, 240); // Light gray (RGB: 240, 240, 240)
+    pdf.rect(
+      margin - padding,
+      yPosition - padding - 2,
+      pageWidth - 2 * margin + padding * 2,
+      backgroundHeight,
+      'F'
+    );
+
+    // Render text on top of background
+    lines.forEach((line, index) => {
+      pdf.text(line, margin, yPosition);
+      if (index < lines.length - 1) {
+        yPosition += lineHeight;
+      }
+    });
+
+    yPosition += 10;
+
+    // Capture and add stats if available
+    if (statsRef.current) {
+      const statsImage = await toPng(statsRef.current, {
+        quality: 1,
+        pixelRatio: 2,
+      });
+      const statsImgProps = pdf.getImageProperties(statsImage);
+      const statsWidth = pageWidth - 2 * margin;
+      const statsHeight =
+        (statsImgProps.height * statsWidth) / statsImgProps.width;
+
+      // Check if we need a new page
+      if (yPosition + statsHeight > pageHeight - margin) {
+        pdf.addPage();
+        yPosition = margin;
+      }
+
+      pdf.addImage(
+        statsImage,
+        'PNG',
+        margin,
+        yPosition,
+        statsWidth,
+        statsHeight
+      );
+      yPosition += statsHeight + 10;
+    }
+
+    if (allChartsRef.current) {
+      // Get all individual chart refs
+      const chartRefs = allChartsRef.current.getChartRefs();
+
+      // Capture each chart separately and add to PDF
+      for (let i = 0; i < chartRefs.length; i++) {
+        const { ref: chartElement, label } = chartRefs[i];
+
+        if (chartElement) {
+          // Add chart title
+          pdf.setFontSize(12);
+          pdf.setFont('helvetica', 'bold');
+
+          const chartImage = await toPng(chartElement, {
+            quality: 1,
+            pixelRatio: 2,
+          });
+          const chartImgProps = pdf.getImageProperties(chartImage);
+          const chartWidth = pageWidth - 2 * margin;
+          const chartHeight =
+            (chartImgProps.height * chartWidth) / chartImgProps.width;
+
+          // Calculate total height needed (title + spacing + chart)
+          const titleHeight = 10;
+          const totalHeight = titleHeight + chartHeight;
+
+          // Check if chart fits on current page
+          if (yPosition + totalHeight > pageHeight - margin) {
+            pdf.addPage();
+            yPosition = margin;
+          }
+
+          // Add title
+          pdf.text(label, margin, yPosition);
+          yPosition += titleHeight;
+
+          // Add chart image
+          pdf.addImage(
+            chartImage,
+            'PNG',
+            margin,
+            yPosition,
+            chartWidth,
+            chartHeight
+          );
+
+          // Update yPosition for next chart (add spacing between charts)
+          yPosition += chartHeight + 10;
+        }
+      }
+    }
+
+    // Save the PDF
+    const fileName = `dashboard-production-${new Date().toISOString().split('T')[0]}.pdf`;
+    pdf.save(fileName);
+
+    toast.success('PDF exported successfully!', { id: 'export-pdf' });
+  } catch (error) {
+    console.error('Error generating PDF:', error);
+    toast.error('Failed to export PDF. Please try again.', {
+      id: 'export-pdf',
+    });
+  } finally {
+    setExporting(false);
+  }
+};