From c8b08add76b7a8a72de877939dbccf273f924f9a Mon Sep 17 00:00:00 2001
From: yuxuanhui <ud.k2007@gmail.com>
Date: Tue, 1 Sep 2026 11:12:08 +0800
Subject: [PATCH] =?UTF-8?q?fix(selection):=20=E5=88=97=E8=A1=A8=E4=BB=85?=
 =?UTF-8?q?=E5=B1=95=E7=A4=BA=E5=8D=95=E4=B8=AA=20J=20=E5=80=BC?=
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---
 .../selection/components/selection-presentation.ts        | 8 ++++++++
 .../features/selection/components/signal-record-list.tsx  | 6 ++----
 .../src/features/selection/components/signal-table.tsx    | 8 ++------
 .../selection/pages/selection-results-page.test.tsx       | 6 +++++-
 4 files changed, 17 insertions(+), 11 deletions(-)

diff --git a/zhixing-web/src/features/selection/components/selection-presentation.ts b/zhixing-web/src/features/selection/components/selection-presentation.ts
index 5cb9d50..f88c6aa 100644
--- a/zhixing-web/src/features/selection/components/selection-presentation.ts
+++ b/zhixing-web/src/features/selection/components/selection-presentation.ts
@@ -90,6 +90,14 @@ export function getSignalJValue(details: SelectionSignal["details"]) {
   return formatSignalDetailValue("j", details.j)
 }
 
+export function getStockJValue(stock: SelectionStockResult) {
+  const signal = stock.signals.find(
+    ({ details }) =>
+      details.j !== null && details.j !== undefined && details.j !== "",
+  )
+  return getSignalJValue(signal?.details ?? {})
+}
+
 function formatSignalDetailValue(
   key: string,
   value: number | string | null | undefined,
diff --git a/zhixing-web/src/features/selection/components/signal-record-list.tsx b/zhixing-web/src/features/selection/components/signal-record-list.tsx
index 8a235f3..1b8e6d0 100644
--- a/zhixing-web/src/features/selection/components/signal-record-list.tsx
+++ b/zhixing-web/src/features/selection/components/signal-record-list.tsx
@@ -8,7 +8,7 @@ import { PatternScoreDetails, PatternScoreSummary } from "./pattern-score"
 import {
   categoryToneClass,
   getCategoryLabel,
-  getSignalJValue,
+  getStockJValue,
   getStockKey,
 } from "./selection-presentation"
 import { SignalDetails } from "./signal-details"
@@ -77,9 +77,7 @@ export function SignalRecordList({
                 <span className="text-xs tabular-nums text-muted-foreground">
                   J&nbsp;
                   <strong className="font-semibold text-foreground">
-                    {stock.signals
-                      .map((signal) => getSignalJValue(signal.details))
-                      .join(" / ")}
+                    {getStockJValue(stock)}
                   </strong>
                 </span>
                 <Button
diff --git a/zhixing-web/src/features/selection/components/signal-table.tsx b/zhixing-web/src/features/selection/components/signal-table.tsx
index 905187d..62dd499 100644
--- a/zhixing-web/src/features/selection/components/signal-table.tsx
+++ b/zhixing-web/src/features/selection/components/signal-table.tsx
@@ -7,7 +7,7 @@ import { PatternScoreSummary } from "./pattern-score"
 import {
   categoryToneClass,
   getCategoryLabel,
-  getSignalJValue,
+  getStockJValue,
   getStockKey,
 } from "./selection-presentation"
 
@@ -81,11 +81,7 @@ export function SignalTable({
                     <PatternScoreSummary score={stock.score} />
                   </td>
                   <td className="px-3 text-right align-middle font-semibold tabular-nums text-foreground">
-                    {stock.signals.map((signal) => (
-                      <span key={signal.category} className="block">
-                        {getSignalJValue(signal.details)}
-                      </span>
-                    ))}
+                    {getStockJValue(stock)}
                   </td>
                   <td className="px-3 text-right align-middle font-medium tabular-nums text-foreground">
                     ¥ {stock.close.toFixed(2)}
diff --git a/zhixing-web/src/features/selection/pages/selection-results-page.test.tsx b/zhixing-web/src/features/selection/pages/selection-results-page.test.tsx
index 848f427..a8eb8f3 100644
--- a/zhixing-web/src/features/selection/pages/selection-results-page.test.tsx
+++ b/zhixing-web/src/features/selection/pages/selection-results-page.test.tsx
@@ -153,11 +153,15 @@ describe("SelectionResultsPage", () => {
     expect(within(table).getByText("原始 B1")).toBeInTheDocument()
     expect(within(table).getByText("回踩白线 B")).toBeInTheDocument()
     expect(within(table).getByText("12")).toBeInTheDocument()
-    expect(within(table).getByText("13")).toBeInTheDocument()
+    expect(within(table).queryByText("13")).not.toBeInTheDocument()
     expect(within(table).getByText("平安银行")).toBeInTheDocument()
     expect(within(table).getByText("86.40 分")).toBeInTheDocument()
     expect(within(table).getByText("华纳药厂")).toBeInTheDocument()
 
+    const mobileRecord = screen.getAllByRole("article")[0]
+    expect(within(mobileRecord).getByText("12")).toBeInTheDocument()
+    expect(within(mobileRecord).queryByText("13")).not.toBeInTheDocument()
+
     const detailPanel = screen.getByRole("complementary", {
       name: "当前股票详情",
     })