fix(ledger): 补全汇率折算乘数，修复跨币种直接相加导致的盈亏总额失真

2026-05-01 05:20:30 +08:00
parent a3b5563db2
commit 52a94a9ffa
3 changed files with 35 additions and 2 deletions
@@ -333,8 +333,16 @@ export async function reconstructPortfolioHistory() {

      const metrics = calculateAssetMetrics(assetTxs, cnyPrice);

-      totalValueCny = totalValueCny.plus(metrics.marketValue);
-      totalCostCny = totalCostCny.plus(metrics.totalInvested);
+      // 获取资产对人民币的汇率
+      const assetFxRate = new Big(getRate(baseCurrency, 'CNY') || '1');
+
+      // marketValue 已使用 CNY 价格计算，直接取用
+      // totalInvested 基于原始币种价格，需乘以汇率折算为 CNY
+      const posValueCny = new Big(metrics.marketValue);
+      const posCostCny = new Big(metrics.totalInvested).times(assetFxRate);
+
+      totalValueCny = totalValueCny.plus(posValueCny);
+      totalCostCny = totalCostCny.plus(posCostCny);
    }

    const existing = await db