feat(app): add initial widgets

src/components/Widgets/Stock.tsx

@@ -0,0 +1,517 @@
+'use client';
+
+import { Clock, ArrowUpRight, ArrowDownRight, Minus } from 'lucide-react';
+import { useEffect, useRef, useState } from 'react';
+import {
+  createChart,
+  ColorType,
+  LineStyle,
+  BaselineSeries,
+  LineSeries,
+} from 'lightweight-charts';
+
+type StockWidgetProps = {
+  symbol: string;
+  shortName: string;
+  longName?: string;
+  exchange?: string;
+  currency?: string;
+  marketState?: string;
+  regularMarketPrice?: number;
+  regularMarketChange?: number;
+  regularMarketChangePercent?: number;
+  regularMarketPreviousClose?: number;
+  regularMarketOpen?: number;
+  regularMarketDayHigh?: number;
+  regularMarketDayLow?: number;
+  regularMarketVolume?: number;
+  averageDailyVolume3Month?: number;
+  marketCap?: number;
+  fiftyTwoWeekLow?: number;
+  fiftyTwoWeekHigh?: number;
+  trailingPE?: number;
+  forwardPE?: number;
+  dividendYield?: number;
+  earningsPerShare?: number;
+  website?: string;
+  postMarketPrice?: number;
+  postMarketChange?: number;
+  postMarketChangePercent?: number;
+  preMarketPrice?: number;
+  preMarketChange?: number;
+  preMarketChangePercent?: number;
+  chartData?: {
+    '1D'?: { timestamps: number[]; prices: number[] } | null;
+    '5D'?: { timestamps: number[]; prices: number[] } | null;
+    '1M'?: { timestamps: number[]; prices: number[] } | null;
+    '3M'?: { timestamps: number[]; prices: number[] } | null;
+    '6M'?: { timestamps: number[]; prices: number[] } | null;
+    '1Y'?: { timestamps: number[]; prices: number[] } | null;
+    MAX?: { timestamps: number[]; prices: number[] } | null;
+  } | null;
+  comparisonData?: Array<{
+    ticker: string;
+    name: string;
+    chartData: {
+      '1D'?: { timestamps: number[]; prices: number[] } | null;
+      '5D'?: { timestamps: number[]; prices: number[] } | null;
+      '1M'?: { timestamps: number[]; prices: number[] } | null;
+      '3M'?: { timestamps: number[]; prices: number[] } | null;
+      '6M'?: { timestamps: number[]; prices: number[] } | null;
+      '1Y'?: { timestamps: number[]; prices: number[] } | null;
+      MAX?: { timestamps: number[]; prices: number[] } | null;
+    };
+  }> | null;
+  error?: string;
+};
+
+const formatNumber = (num: number | undefined, decimals = 2): string => {
+  if (num === undefined || num === null) return 'N/A';
+  return num.toLocaleString(undefined, {
+    minimumFractionDigits: decimals,
+    maximumFractionDigits: decimals,
+  });
+};
+
+const formatLargeNumber = (num: number | undefined): string => {
+  if (num === undefined || num === null) return 'N/A';
+  if (num >= 1e12) return `$${(num / 1e12).toFixed(2)}T`;
+  if (num >= 1e9) return `$${(num / 1e9).toFixed(2)}B`;
+  if (num >= 1e6) return `$${(num / 1e6).toFixed(2)}M`;
+  if (num >= 1e3) return `$${(num / 1e3).toFixed(2)}K`;
+  return `$${num.toFixed(2)}`;
+};
+
+const Stock = (props: StockWidgetProps) => {
+  const [isDarkMode, setIsDarkMode] = useState(false);
+  const [selectedTimeframe, setSelectedTimeframe] = useState<
+    '1D' | '5D' | '1M' | '3M' | '6M' | '1Y' | 'MAX'
+  >('1M');
+  const chartContainerRef = useRef<HTMLDivElement>(null);
+
+  useEffect(() => {
+    const checkDarkMode = () => {
+      setIsDarkMode(document.documentElement.classList.contains('dark'));
+    };
+
+    checkDarkMode();
+
+    const observer = new MutationObserver(checkDarkMode);
+    observer.observe(document.documentElement, {
+      attributes: true,
+      attributeFilter: ['class'],
+    });
+
+    return () => observer.disconnect();
+  }, []);
+
+  useEffect(() => {
+    const currentChartData = props.chartData?.[selectedTimeframe];
+    if (
+      !chartContainerRef.current ||
+      !currentChartData ||
+      currentChartData.timestamps.length === 0
+    ) {
+      return;
+    }
+
+    const chart = createChart(chartContainerRef.current, {
+      width: chartContainerRef.current.clientWidth,
+      height: 280,
+      layout: {
+        background: { type: ColorType.Solid, color: 'transparent' },
+        textColor: isDarkMode ? '#6b7280' : '#9ca3af',
+        fontSize: 11,
+        attributionLogo: false,
+      },
+      grid: {
+        vertLines: {
+          color: isDarkMode ? '#21262d' : '#e8edf1',
+          style: LineStyle.Solid,
+        },
+        horzLines: {
+          color: isDarkMode ? '#21262d' : '#e8edf1',
+          style: LineStyle.Solid,
+        },
+      },
+      crosshair: {
+        vertLine: {
+          color: isDarkMode ? '#30363d' : '#d0d7de',
+          labelVisible: false,
+        },
+        horzLine: {
+          color: isDarkMode ? '#30363d' : '#d0d7de',
+          labelVisible: true,
+        },
+      },
+      rightPriceScale: {
+        borderVisible: false,
+        visible: false,
+      },
+      leftPriceScale: {
+        borderVisible: false,
+        visible: true,
+      },
+      timeScale: {
+        borderVisible: false,
+        timeVisible: false,
+      },
+      handleScroll: false,
+      handleScale: false,
+    });
+
+    const prices = currentChartData.prices;
+    let baselinePrice: number;
+
+    if (selectedTimeframe === '1D') {
+      baselinePrice = props.regularMarketPreviousClose ?? prices[0];
+    } else {
+      baselinePrice = prices[0];
+    }
+
+    const baselineSeries = chart.addSeries(BaselineSeries);
+
+    baselineSeries.applyOptions({
+      baseValue: { type: 'price', price: baselinePrice },
+      topLineColor: isDarkMode ? '#14b8a6' : '#0d9488',
+      topFillColor1: isDarkMode
+        ? 'rgba(20, 184, 166, 0.28)'
+        : 'rgba(13, 148, 136, 0.24)',
+      topFillColor2: isDarkMode
+        ? 'rgba(20, 184, 166, 0.05)'
+        : 'rgba(13, 148, 136, 0.05)',
+      bottomLineColor: isDarkMode ? '#f87171' : '#dc2626',
+      bottomFillColor1: isDarkMode
+        ? 'rgba(248, 113, 113, 0.05)'
+        : 'rgba(220, 38, 38, 0.05)',
+      bottomFillColor2: isDarkMode
+        ? 'rgba(248, 113, 113, 0.28)'
+        : 'rgba(220, 38, 38, 0.24)',
+      lineWidth: 2,
+      crosshairMarkerVisible: true,
+      crosshairMarkerRadius: 4,
+      crosshairMarkerBorderColor: '',
+      crosshairMarkerBackgroundColor: '',
+    });
+
+    const data = currentChartData.timestamps.map((timestamp, index) => {
+      const price = currentChartData.prices[index];
+      return {
+        time: (timestamp / 1000) as any,
+        value: price,
+      };
+    });
+
+    baselineSeries.setData(data);
+
+    const comparisonColors = ['#8b5cf6', '#f59e0b', '#ec4899'];
+    if (props.comparisonData && props.comparisonData.length > 0) {
+      props.comparisonData.forEach((comp, index) => {
+        const compChartData = comp.chartData[selectedTimeframe];
+        if (compChartData && compChartData.prices.length > 0) {
+          const compData = compChartData.timestamps.map((timestamp, i) => ({
+            time: (timestamp / 1000) as any,
+            value: compChartData.prices[i],
+          }));
+
+          const compSeries = chart.addSeries(LineSeries);
+          compSeries.applyOptions({
+            color: comparisonColors[index] || '#6b7280',
+            lineWidth: 2,
+            crosshairMarkerVisible: true,
+            crosshairMarkerRadius: 4,
+            priceScaleId: 'left',
+          });
+          compSeries.setData(compData);
+        }
+      });
+    }
+
+    chart.timeScale().fitContent();
+
+    const handleResize = () => {
+      if (chartContainerRef.current) {
+        chart.applyOptions({
+          width: chartContainerRef.current.clientWidth,
+        });
+      }
+    };
+
+    window.addEventListener('resize', handleResize);
+
+    return () => {
+      window.removeEventListener('resize', handleResize);
+      chart.remove();
+    };
+  }, [
+    props.chartData,
+    props.comparisonData,
+    selectedTimeframe,
+    isDarkMode,
+    props.regularMarketPreviousClose,
+  ]);
+
+  const isPositive = (props.regularMarketChange ?? 0) >= 0;
+  const isMarketOpen = props.marketState === 'REGULAR';
+  const isPreMarket = props.marketState === 'PRE';
+  const isPostMarket = props.marketState === 'POST';
+
+  const displayPrice = isPostMarket
+    ? props.postMarketPrice ?? props.regularMarketPrice
+    : isPreMarket
+      ? props.preMarketPrice ?? props.regularMarketPrice
+      : props.regularMarketPrice;
+
+  const displayChange = isPostMarket
+    ? props.postMarketChange ?? props.regularMarketChange
+    : isPreMarket
+      ? props.preMarketChange ?? props.regularMarketChange
+      : props.regularMarketChange;
+
+  const displayChangePercent = isPostMarket
+    ? props.postMarketChangePercent ?? props.regularMarketChangePercent
+    : isPreMarket
+      ? props.preMarketChangePercent ?? props.regularMarketChangePercent
+      : props.regularMarketChangePercent;
+
+  const changeColor = isPositive
+    ? 'text-green-600 dark:text-green-400'
+    : 'text-red-600 dark:text-red-400';
+
+  if (props.error) {
+    return (
+      <div className="rounded-lg bg-light-secondary dark:bg-dark-secondary border border-light-200 dark:border-dark-200 p-4">
+        <p className="text-sm text-black dark:text-white">
+          Error: {props.error}
+        </p>
+      </div>
+    );
+  }
+
+  return (
+    <div className="rounded-lg border border-light-200 dark:border-dark-200 overflow-hidden">
+      <div className="p-4 space-y-4">
+        <div className="flex items-start justify-between gap-4 pb-4 border-b border-light-200 dark:border-dark-200">
+          <div className="flex-1">
+            <div className="flex items-center gap-2 mb-1">
+              {props.website && (
+                <img
+                  src={`https://logo.clearbit.com/${new URL(props.website).hostname}`}
+                  alt={`${props.symbol} logo`}
+                  className="w-8 h-8 rounded-lg"
+                  onError={(e) => {
+                    (e.target as HTMLImageElement).style.display = 'none';
+                  }}
+                />
+              )}
+              <h3 className="text-2xl font-bold text-black dark:text-white">
+                {props.symbol}
+              </h3>
+              {props.exchange && (
+                <span className="px-2 py-0.5 text-xs font-medium rounded bg-light-100 dark:bg-dark-100 text-black/60 dark:text-white/60">
+                  {props.exchange}
+                </span>
+              )}
+              {isMarketOpen && (
+                <div className="flex items-center gap-1.5 px-2 py-0.5 rounded-full bg-green-100 dark:bg-green-950/40 border border-green-300 dark:border-green-800">
+                  <div className="w-1.5 h-1.5 rounded-full bg-green-500 animate-pulse" />
+                  <span className="text-xs font-medium text-green-700 dark:text-green-400">
+                    Live
+                  </span>
+                </div>
+              )}
+              {isPreMarket && (
+                <div className="flex items-center gap-1.5 px-2 py-0.5 rounded-full bg-blue-100 dark:bg-blue-950/40 border border-blue-300 dark:border-blue-800">
+                  <Clock className="w-3 h-3 text-blue-600 dark:text-blue-400" />
+                  <span className="text-xs font-medium text-blue-700 dark:text-blue-400">
+                    Pre-Market
+                  </span>
+                </div>
+              )}
+              {isPostMarket && (
+                <div className="flex items-center gap-1.5 px-2 py-0.5 rounded-full bg-orange-100 dark:bg-orange-950/40 border border-orange-300 dark:border-orange-800">
+                  <Clock className="w-3 h-3 text-orange-600 dark:text-orange-400" />
+                  <span className="text-xs font-medium text-orange-700 dark:text-orange-400">
+                    After Hours
+                  </span>
+                </div>
+              )}
+            </div>
+            <p className="text-sm text-black/60 dark:text-white/60">
+              {props.longName || props.shortName}
+            </p>
+          </div>
+
+          <div className="text-right">
+            <div className="flex items-baseline gap-2 mb-1">
+              <span className="text-3xl font-medium text-black dark:text-white">
+                {props.currency === 'USD' ? '$' : ''}
+                {formatNumber(displayPrice)}
+              </span>
+            </div>
+            <div
+              className={`flex items-center justify-end gap-1 ${changeColor}`}
+            >
+              {isPositive ? (
+                <ArrowUpRight className="w-4 h-4" />
+              ) : displayChange === 0 ? (
+                <Minus className="w-4 h-4" />
+              ) : (
+                <ArrowDownRight className="w-4 h-4" />
+              )}
+              <span className="text-lg font-normal">
+                {displayChange !== undefined && displayChange >= 0 ? '+' : ''}
+                {formatNumber(displayChange)}
+              </span>
+              <span className="text-sm font-normal">
+                (
+                {displayChangePercent !== undefined && displayChangePercent >= 0
+                  ? '+'
+                  : ''}
+                {formatNumber(displayChangePercent)}%)
+              </span>
+            </div>
+          </div>
+        </div>
+
+        {props.chartData && (
+          <div className="bg-light-secondary dark:bg-dark-secondary rounded-lg overflow-hidden">
+            <div className="flex items-center justify-between p-3 border-b border-light-200 dark:border-dark-200">
+              <div className="flex items-center gap-1">
+                {(['1D', '5D', '1M', '3M', '6M', '1Y', 'MAX'] as const).map(
+                  (timeframe) => (
+                    <button
+                      key={timeframe}
+                      onClick={() => setSelectedTimeframe(timeframe)}
+                      disabled={!props.chartData?.[timeframe]}
+                      className={`px-3 py-1.5 text-xs font-medium rounded transition-colors ${
+                        selectedTimeframe === timeframe
+                          ? 'bg-black/10 dark:bg-white/10 text-black dark:text-white'
+                          : 'text-black/50 dark:text-white/50 hover:text-black/80 dark:hover:text-white/80'
+                      } disabled:opacity-30 disabled:cursor-not-allowed`}
+                    >
+                      {timeframe}
+                    </button>
+                  ),
+                )}
+              </div>
+
+              {props.comparisonData && props.comparisonData.length > 0 && (
+                <div className="flex items-center gap-3 ml-auto">
+                  <span className="text-xs text-black/50 dark:text-white/50">
+                    {props.symbol}
+                  </span>
+                  {props.comparisonData.map((comp, index) => {
+                    const colors = ['#8b5cf6', '#f59e0b', '#ec4899'];
+                    return (
+                      <div
+                        key={comp.ticker}
+                        className="flex items-center gap-1.5"
+                      >
+                        <div
+                          className="w-2 h-2 rounded-full"
+                          style={{ backgroundColor: colors[index] }}
+                        />
+                        <span className="text-xs text-black/70 dark:text-white/70">
+                          {comp.ticker}
+                        </span>
+                      </div>
+                    );
+                  })}
+                </div>
+              )}
+            </div>
+
+            <div className="p-4">
+              <div ref={chartContainerRef} />
+            </div>
+
+            <div className="grid grid-cols-3 border-t border-light-200 dark:border-dark-200">
+              <div className="flex justify-between p-3 border-r border-light-200 dark:border-dark-200">
+                <span className="text-xs text-black/50 dark:text-white/50">
+                  Prev Close
+                </span>
+                <span className="text-xs text-black dark:text-white font-medium">
+                  ${formatNumber(props.regularMarketPreviousClose)}
+                </span>
+              </div>
+              <div className="flex justify-between p-3 border-r border-light-200 dark:border-dark-200">
+                <span className="text-xs text-black/50 dark:text-white/50">
+                  52W Range
+                </span>
+                <span className="text-xs text-black dark:text-white font-medium">
+                  ${formatNumber(props.fiftyTwoWeekLow, 2)}-$
+                  {formatNumber(props.fiftyTwoWeekHigh, 2)}
+                </span>
+              </div>
+              <div className="flex justify-between p-3">
+                <span className="text-xs text-black/50 dark:text-white/50">
+                  Market Cap
+                </span>
+                <span className="text-xs text-black dark:text-white font-medium">
+                  {formatLargeNumber(props.marketCap)}
+                </span>
+              </div>
+              <div className="flex justify-between p-3 border-t border-r border-light-200 dark:border-dark-200">
+                <span className="text-xs text-black/50 dark:text-white/50">
+                  Open
+                </span>
+                <span className="text-xs text-black dark:text-white font-medium">
+                  ${formatNumber(props.regularMarketOpen)}
+                </span>
+              </div>
+              <div className="flex justify-between p-3 border-t border-r border-light-200 dark:border-dark-200">
+                <span className="text-xs text-black/50 dark:text-white/50">
+                  P/E Ratio
+                </span>
+                <span className="text-xs text-black dark:text-white font-medium">
+                  {props.trailingPE ? formatNumber(props.trailingPE, 2) : 'N/A'}
+                </span>
+              </div>
+              <div className="flex justify-between p-3 border-t border-light-200 dark:border-dark-200">
+                <span className="text-xs text-black/50 dark:text-white/50">
+                  Dividend Yield
+                </span>
+                <span className="text-xs text-black dark:text-white font-medium">
+                  {props.dividendYield
+                    ? `${formatNumber(props.dividendYield * 100, 2)}%`
+                    : 'N/A'}
+                </span>
+              </div>
+              <div className="flex justify-between p-3 border-t border-r border-light-200 dark:border-dark-200">
+                <span className="text-xs text-black/50 dark:text-white/50">
+                  Day Range
+                </span>
+                <span className="text-xs text-black dark:text-white font-medium">
+                  ${formatNumber(props.regularMarketDayLow, 2)}-$
+                  {formatNumber(props.regularMarketDayHigh, 2)}
+                </span>
+              </div>
+              <div className="flex justify-between p-3 border-t border-r border-light-200 dark:border-dark-200">
+                <span className="text-xs text-black/50 dark:text-white/50">
+                  Volume
+                </span>
+                <span className="text-xs text-black dark:text-white font-medium">
+                  {formatLargeNumber(props.regularMarketVolume)}
+                </span>
+              </div>
+              <div className="flex justify-between p-3 border-t border-light-200 dark:border-dark-200">
+                <span className="text-xs text-black/50 dark:text-white/50">
+                  EPS
+                </span>
+                <span className="text-xs text-black dark:text-white font-medium">
+                  $
+                  {props.earningsPerShare
+                    ? formatNumber(props.earningsPerShare, 2)
+                    : 'N/A'}
+                </span>
+              </div>
+            </div>
+          </div>
+        )}
+      </div>
+    </div>
+  );
+};
+
+export default Stock;