feat(dashboard): 优化资产分布图表，实现按市场维度的聚合展示与 Tooltip 交互增强

src/actions/portfolio.ts

@@ -24,6 +24,7 @@ interface Position {
   avgCost: string;
   dilutedCost: string;
   holdingDays: number;
+  exchange: string;
 }
 
 interface RawRate {
@@ -80,6 +81,30 @@ function calculateCnyValueFromPrice(
   return new Big('0');
 }
 
+function getMarketFromExchange(exchange: string): string {
+  if (!exchange) return '未知';
+  const upper = exchange.toUpperCase();
+  if (upper === 'SSE' || upper === 'SZSE') return 'A股';
+  if (upper === 'HKEX') return '港股';
+  if (upper === 'CRYPTO') return '虚拟币';
+  return '美股';
+}
+
+const MARKET_COLORS: Record<string, string> = {
+  'A股': '#ef4444',
+  '港股': '#f59e0b',
+  '美股': '#3b82f6',
+  '虚拟币': '#10b981',
+};
+
+interface MarketAllocation {
+  market: string;
+  name: string;
+  totalCnyValue: number;
+  percentage: number;
+  fill: string;
+}
+
 function getTodayInShanghai(): Date {
   const now = new Date();
   const utcStr = now.toLocaleString('en-US', { timeZone: 'UTC' });
@@ -102,6 +127,7 @@ export async function getPortfolioPositions(): Promise<Position[]> {
       assetType: assets.type,
       assetBaseCurrency: assets.baseCurrency,
       assetLatestPrice: assets.latestPrice,
+      assetExchange: assets.exchange,
       executedAt: transactions.executedAt,
     })
     .from(transactions)
@@ -124,6 +150,7 @@ export async function getPortfolioPositions(): Promise<Position[]> {
     quantity: Big;
     baseCurrency: string;
     latestPrice: string;
+    exchange: string;
     // 累计买入指标
     totalBuyCostCny: Big;
     totalBuyCostNative: Big;
@@ -147,6 +174,7 @@ export async function getPortfolioPositions(): Promise<Position[]> {
         quantity: new Big('0'),
         baseCurrency: tx.assetBaseCurrency || '',
         latestPrice: tx.assetLatestPrice || '0',
+        exchange: tx.assetExchange || 'US',
         totalBuyCostCny: new Big('0'),
         totalBuyCostNative: new Big('0'),
         totalBuyQuantity: new Big('0'),
@@ -266,6 +294,7 @@ export async function getPortfolioPositions(): Promise<Position[]> {
       avgCost: avgCost.toString(),
       dilutedCost: dilutedCost.toString(),
       holdingDays,
+      exchange: holding.exchange,
     });
   }
 
@@ -307,11 +336,52 @@ export async function getPortfolioSummary() {
     ][index % 6],
   }));
 
+  // 按市场维度聚合资产分布
+  const marketMap = new Map<string, {
+    market: string;
+    totalCnyValue: Big;
+  }>();
+
+  for (const pos of positions) {
+    const market = getMarketFromExchange(pos.exchange);
+    const existing = marketMap.get(market);
+    if (existing) {
+      existing.totalCnyValue = existing.totalCnyValue.plus(new Big(pos.cnyValue));
+    } else {
+      marketMap.set(market, {
+        market,
+        totalCnyValue: new Big(pos.cnyValue),
+      });
+    }
+  }
+
+  const marketAllocation: MarketAllocation[] = [];
+  let grandTotal = new Big('0');
+  for (const [, data] of marketMap) {
+    grandTotal = grandTotal.plus(data.totalCnyValue);
+  }
+
+  for (const [, data] of marketMap) {
+    const percentage = grandTotal.gt(0)
+      ? data.totalCnyValue.div(grandTotal).times(100)
+      : new Big('0');
+    marketAllocation.push({
+      market: data.market,
+      name: data.market,
+      totalCnyValue: Number(data.totalCnyValue.toString()),
+      percentage: Number(percentage.toString()),
+      fill: MARKET_COLORS[data.market] || '#6b7280',
+    });
+  }
+
+  marketAllocation.sort((a, b) => b.totalCnyValue - a.totalCnyValue);
+
   return {
     positions,
     totalCnyValue: totalCnyValue.toString(),
     totalPnlCny: totalPnlCny.toString(),
     unrealizedPnlCny: unrealizedPnlCny.toString(),
     chartData,
+    marketAllocation,
   };
 }