fix(ui): 暴力重构净值图表数据流，彻底对齐法币本金渲染

src/components/dashboard/net-worth-chart.tsx

@@ -6,19 +6,30 @@ interface Snapshot {
   date: string;
   totalValueCny: string;
   totalCostCny: string;
+  total_value_cny?: string;
+  total_cost_cny?: string;
+}
+
+interface ChartDatum {
+  date: string;
+  totalValueCny: number;
+  totalCostCny: number;
+  _raw: Snapshot;
 }
 
 interface NetWorthChartProps {
   snapshots: Snapshot[];
 }
 
-function CustomTooltip({ active, payload, label }: { active?: boolean; payload?: Array<{ name: string; value: string; payload: Snapshot }>; label?: string }) {
+function CustomTooltip({ active, payload, label }: { active?: boolean; payload?: Array<{ name: string; value: string; payload: any }>; label?: string }) {
   if (active && payload && payload.length) {
-    const data = payload[0].payload;
-    const totalValue = parseFloat(data.totalValueCny);
-    const totalCost = parseFloat(data.totalCostCny);
-    const pnl = totalValue - totalCost;
-    const pnlPercent = totalCost > 0 ? (pnl / totalCost) * 100 : 0;
+    const dataNode = payload[0].payload;
+
+    const value = Number(dataNode.totalValueCny || dataNode._raw?.totalValueCny || 0) || 0;
+    const cost = Number(dataNode.totalCostCny || dataNode._raw?.totalCostCny || 0) || 0;
+
+    const pnl = value - cost;
+    const pnlPercent = cost > 0 ? (pnl / cost) * 100 : 0;
     const isPositive = pnl >= 0;
 
     const formattedDate = (label || '').replace(/-/g, '/');
@@ -42,7 +53,7 @@ function CustomTooltip({ active, payload, label }: { active?: boolean; payload?:
             总市值
           </span>
           <span style={{ fontWeight: '700', color: '#f59e0b' }}>
-            ¥{totalValue.toLocaleString('zh-CN', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
+            ¥{value.toLocaleString('zh-CN', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
           </span>
         </div>
         <div style={{ display: 'flex', justifyContent: 'space-between', gap: '24px', marginBottom: '4px' }}>
@@ -51,7 +62,7 @@ function CustomTooltip({ active, payload, label }: { active?: boolean; payload?:
             投入本金
           </span>
           <span style={{ fontWeight: '600', color: 'hsl(var(--muted-foreground))' }}>
-            ¥{totalCost.toLocaleString('zh-CN', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
+            ¥{cost.toLocaleString('zh-CN', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
           </span>
         </div>
         <div style={{ display: 'flex', justifyContent: 'space-between', gap: '24px', paddingTop: '6px', borderTop: '1px solid hsl(var(--border))' }}>
@@ -79,11 +90,18 @@ export default function NetWorthChart({ snapshots }: NetWorthChartProps) {
     );
   }
 
-  const chartData = snapshots.map(s => ({
-    date: s.date.replace(/-/g, '/'),
-    totalValueCny: parseFloat(s.totalValueCny),
-    totalCostCny: parseFloat(s.totalCostCny),
-  }));
+  console.log("【CHART DATA DEBUG】", snapshots[0]);
+
+  const chartData = snapshots.map(s => {
+    const totalValueCny = parseFloat(s.totalValueCny) || parseFloat((s as any).total_value_cny || 0);
+    const totalCostCny = parseFloat(s.totalCostCny) || parseFloat((s as any).total_cost_cny || 0);
+    return {
+      date: s.date.replace(/-/g, '/'),
+      totalValueCny,
+      totalCostCny,
+      _raw: s,
+    };
+  });
 
   return (
     <div className="h-[320px] w-full">