From 728b8ccec9e13fa55e3c91da24149dd794dd6494 Mon Sep 17 00:00:00 2001
From: claude_dev <claude-dev@sanguo.local>
Date: Thu, 13 Aug 2026 13:50:24 +0800
Subject: [PATCH] =?UTF-8?q?feat(portfolio):=20=E4=BB=BB=E5=8A=A1=E4=B8=AD?=
 =?UTF-8?q?=E5=BF=83UX(GitHub=20Actions=E6=A8=A1=E5=BC=8F)=E2=80=94?=
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---
 frontend/src/views/backtest/History.vue       |  36 +-
 .../src/views/backtest/PortfolioBacktest.vue  | 449 +++++-------------
 2 files changed, 165 insertions(+), 320 deletions(-)

diff --git a/frontend/src/views/backtest/History.vue b/frontend/src/views/backtest/History.vue
index d24375c..5cf01be 100644
--- a/frontend/src/views/backtest/History.vue
+++ b/frontend/src/views/backtest/History.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { ref, computed, watch, onMounted } from 'vue'
+import { ref, computed, watch, onMounted, onUnmounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { ElMessage } from 'element-plus'
 import { getTasks, type TaskListItem } from '@/api/backtest'
@@ -62,7 +62,11 @@ watch([typeFilter, statusFilter, keyword], () => {
   page.value = 1
 })
 
-onMounted(load)
+onMounted(async () => {
+  await load()
+  startAutoRefresh()
+})
+onUnmounted(stopAutoRefresh)
 
 async function load(): Promise<void> {
   loading.value = true
@@ -72,6 +76,33 @@ async function load(): Promise<void> {
     ElMessage.error('历史加载失败')
   } finally {
     loading.value = false
+    startAutoRefresh()
+  }
+}
+
+// 自动刷新:有 running/pending 任务时每 3s 静默拉取,全部终态后停(GitHub Actions 模式)
+let refreshTimer: ReturnType<typeof setInterval> | null = null
+function hasActive(): boolean {
+  return tasks.value.some((t) => t.status === 'running' || t.status === 'pending')
+}
+async function silentRefresh(): Promise<void> {
+  try {
+    tasks.value = await getTasks()
+  } catch {
+    /* ignore */
+  }
+  if (!hasActive()) stopAutoRefresh()
+}
+function startAutoRefresh(): void {
+  stopAutoRefresh()
+  if (hasActive()) {
+    refreshTimer = setInterval(silentRefresh, 3000)
+  }
+}
+function stopAutoRefresh(): void {
+  if (refreshTimer) {
+    clearInterval(refreshTimer)
+    refreshTimer = null
   }
 }
 
@@ -102,6 +133,7 @@ function statusLabel(s: string): string {
         <p class="page-subtitle">回测 / 参数优化 / 因子分析 的全部任务 · 完成 {{ counts.done }} · 失败 {{ counts.failed }}</p>
       </div>
       <div class="head-actions">
+        <el-button type="primary" @click="router.push('/backtest/portfolio')">发起新回测</el-button>
         <el-button :loading="loading" :icon="'Refresh'" @click="load">刷新</el-button>
       </div>
     </div>
diff --git a/frontend/src/views/backtest/PortfolioBacktest.vue b/frontend/src/views/backtest/PortfolioBacktest.vue
index b6cb2dc..c7a41aa 100644
--- a/frontend/src/views/backtest/PortfolioBacktest.vue
+++ b/frontend/src/views/backtest/PortfolioBacktest.vue
@@ -1,13 +1,12 @@
 <script setup lang="ts">
-import { ref, reactive, computed, onMounted, onUnmounted, watch, nextTick } from 'vue'
+import { ref, reactive, computed, onMounted, watch, nextTick } from 'vue'
+import { useRoute, useRouter } from 'vue-router'
 import { ElMessage } from 'element-plus'
-import { useRoute } from 'vue-router'
 import type { EChartsCoreOption } from 'echarts'
 import { useChart } from '@/composables/useChart'
 import { darkTitle, darkTooltip, darkGrid, darkAxis } from '@/utils/echartsDark'
 import {
   postPortfolioBacktest,
-  getPortfolioTaskStatus,
   getPortfolioResult,
   type PortfolioBacktestResult,
   type EquityPoint,
@@ -16,11 +15,10 @@ import {
   type PortfolioMetrics,
 } from '@/api/portfolio'
 
-// 三态:表单 / 进行中(可切走,回来恢复) / 完成 / 失败
-// task 持久在 localStorage(last_portfolio_task),切页不丢——治"只能原地等"的同步体验。
-type Phase = 'form' | 'running' | 'done' | 'failed'
-const phase = ref<Phase>('form')
-const trackingTid = ref('')
+// 两态:表单(发起) / 查看(route.query.task_id 历史结果)。任务跟踪统一在「历史任务」页(任务中心)。
+const route = useRoute()
+const router = useRouter()
+const viewTaskId = computed(() => (route.query.task_id as string) || '')
 const result = ref<PortfolioBacktestResult | null>(null)
 const equityCurve = ref<EquityPoint[]>([])
 const stocks = ref<StockPicked[]>([])
@@ -28,12 +26,6 @@ const trades = ref<PortfolioTrade[]>([])
 const metrics = ref<PortfolioMetrics | null>(null)
 const period = ref<{ start: string; end: string; trading_days: number } | null>(null)
 const errorMsg = ref('')
-const stageHint = ref('')
-const elapsedSec = ref(0)
-let pollTimer: ReturnType<typeof setInterval> | null = null
-let elapsedTimer: ReturnType<typeof setInterval> | null = null
-
-const route = useRoute()
 
 function loadDateRange(): { start: string; end: string } {
   try {
@@ -57,7 +49,6 @@ const form = reactive({
   end: dr.end,
   cash: 1_000_000,
   benchmark: '000300.XSHG',
-  // A 股费用(对齐个股回测)
   commission_rate: 0.0003,
   stamp_duty_rate: 0.001,
   min_commission: 5,
@@ -78,7 +69,6 @@ const poolOptions = [
   { label: 'HS300 子集(小范围验证)', value: 'hs300_subset' },
   { label: '全市场(慢,非 MVP)', value: 'all' },
 ]
-
 const strategyOptions = [
   { label: '全天候轮动', value: 'all_weather' },
   { label: '牛熊动量', value: 'momentum_timing' },
@@ -91,19 +81,11 @@ const BENCHMARK_OPTIONS = [
   { label: '中证1000', value: '000852.XSHG' },
   { label: '中证2000', value: '932000.XSHG' },
 ]
-
 const strategyLabel = computed(
   () => strategyOptions.find((o) => o.value === form.strategy)?.label ?? form.strategy,
 )
+const pageTitle = computed(() => (viewTaskId.value ? '组合回测结果' : '组合策略回测'))
 
-const pageTitle = computed(() => {
-  if (phase.value === 'running') return '组合回测进行中'
-  if (phase.value === 'done') return '组合回测结果'
-  if (phase.value === 'failed') return '组合回测失败'
-  return '组合策略回测'
-})
-
-// 净值曲线
 const equityEl = ref<HTMLDivElement>()
 const { setOption: setEquityOption } = useChart(equityEl)
 function renderEquity(): void {
@@ -118,10 +100,7 @@ function renderEquity(): void {
     yAxis: { type: 'value', scale: true, name: '净值(元)', ...darkAxis() },
     series: [
       {
-        type: 'line',
-        name: '策略净值',
-        smooth: true,
-        showSymbol: false,
+        type: 'line', name: '策略净值', smooth: true, showSymbol: false,
         lineStyle: { color: '#c23531', width: 1.6 },
         areaStyle: { color: '#c23531', opacity: 0.12 },
         data: values,
@@ -131,72 +110,26 @@ function renderEquity(): void {
   setEquityOption(option)
 }
 
-function clearTimers(): void {
-  if (pollTimer) {
-    clearInterval(pollTimer)
-    pollTimer = null
+async function loadResult(tid: string): Promise<void> {
+  try {
+    const r = await getPortfolioResult(tid)
+    result.value = r
+    equityCurve.value = r.equity_curve || []
+    stocks.value = r.stocks_selected || []
+    trades.value = r.trades || []
+    metrics.value = r.metrics || null
+    period.value = r.period || null
+    await nextTick()
+    renderEquity()
+  } catch {
+    ElMessage.error('加载结果失败')
   }
-  if (elapsedTimer) {
-    clearInterval(elapsedTimer)
-    elapsedTimer = null
-  }
-}
-
-function showResult(r: PortfolioBacktestResult): void {
-  result.value = r
-  equityCurve.value = r.equity_curve || []
-  stocks.value = r.stocks_selected || []
-  trades.value = r.trades || []
-  metrics.value = r.metrics || null
-  period.value = r.period || null
-  phase.value = 'done'
-  clearTimers()
-  // v-if done 块(含 chart-box)此帧才挂载;nextTick 后手动渲染兜底 echarts.init
-  nextTick(() => renderEquity())
-}
-
-// 跟踪一个 task:查状态,running 则轮询(切走停,回来 onMounted 再调本函数恢复),
-// done 显示结果(并清 last——完成的不必再恢复),failed 显示错误。
-async function trackTask(tid: string): Promise<void> {
-  trackingTid.value = tid
-  result.value = null
-  errorMsg.value = ''
-  phase.value = 'running'
-  stageHint.value = '排队中'
-  elapsedSec.value = 0
-  elapsedTimer = setInterval(() => {
-    elapsedSec.value += 1
-  }, 1000)
-  clearTimers()
-  pollTimer = setInterval(async () => {
-    try {
-      const s = await getPortfolioTaskStatus(tid)
-      if (s.stage) stageHint.value = s.stage
-      if (s.status === 'done') {
-        const r = await getPortfolioResult(tid)
-        showResult(r)
-        try {
-          localStorage.removeItem('last_portfolio_task')
-        } catch {
-          /* ignore */
-        }
-        ElMessage.success(`回测完成: ${r.period?.trading_days ?? 0} 交易日, 选股 ${(r.stocks_selected || []).length} 只`)
-      } else if (s.status === 'failed') {
-        phase.value = 'failed'
-        errorMsg.value = s.error_msg || '回测失败'
-        clearTimers()
-      }
-      // pending/running: 继续轮询
-    } catch {
-      // transient poll error — keep polling
-    }
-  }, 2500)
 }
 
 async function onSubmit(): Promise<void> {
   errorMsg.value = ''
   try {
-    const tid = await postPortfolioBacktest({
+    await postPortfolioBacktest({
       pool: form.pool,
       strategy: form.strategy,
       max_pool: form.max_pool,
@@ -209,44 +142,17 @@ async function onSubmit(): Promise<void> {
       min_commission: Number(form.min_commission),
       slippage: Number(form.slippage),
     })
-    try {
-      localStorage.setItem('last_portfolio_task', tid)
-    } catch {
-      /* ignore */
-    }
-    await trackTask(tid)
+    ElMessage.success('回测已提交,后台运行中')
+    router.push('/backtest/history') // 跳任务中心(历史任务页)看进度/结果
   } catch (e: unknown) {
     const err = e as { response?: { data?: { detail?: string } }; message?: string }
-    phase.value = 'failed'
     errorMsg.value = err.response?.data?.detail || err.message || '提交失败'
   }
 }
 
-function resetToForm(): void {
-  clearTimers()
-  trackingTid.value = ''
-  try {
-    localStorage.removeItem('last_portfolio_task')
-  } catch {
-    /* ignore */
-  }
-  result.value = null
-  errorMsg.value = ''
-  phase.value = 'form'
-}
-
 onMounted(() => {
-  const qid = (route.query.task_id as string) || ''
-  let last = ''
-  try {
-    last = localStorage.getItem('last_portfolio_task') || ''
-  } catch {
-    /* ignore */
-  }
-  const tid = qid || last
-  if (tid) trackTask(tid)
+  if (viewTaskId.value) loadResult(viewTaskId.value)
 })
-onUnmounted(clearTimers)
 watch(equityCurve, renderEquity, { deep: true, flush: 'post' })
 
 function fmtPct(v: number | null | undefined): string {
@@ -264,124 +170,92 @@ function fmtNum(v: number | null | undefined, digits = 2): string {
     <div class="page-head">
       <div>
         <h2 class="page-title">{{ pageTitle }}</h2>
-        <p class="page-subtitle">
-          BulletTrade + {{ strategyLabel }} · 本地执行回测 · MVP 验证链路
-        </p>
+        <p class="page-subtitle">BulletTrade + {{ strategyLabel }} · 本地执行回测 · MVP 验证链路</p>
       </div>
     </div>
 
-    <!-- 策略与选股 -->
-    <el-card v-if="phase === 'form'" class="blk" shadow="never">
-      <template #header><span class="section-title">策略与选股</span></template>
-      <el-form :model="form" label-width="120px">
-        <el-form-item label="标的池">
-          <el-select v-model="form.pool" style="width: 320px">
-            <el-option v-for="opt in poolOptions" :key="opt.value" :label="opt.label" :value="opt.value" />
-          </el-select>
-          <span class="muted form-hint">MVP 默认 HS300 子集(20-30 只),快速验证链路</span>
-        </el-form-item>
-        <el-form-item label="策略">
-          <el-select v-model="form.strategy" style="width: 320px">
-            <el-option v-for="opt in strategyOptions" :key="opt.value" :label="opt.label" :value="opt.value" />
-          </el-select>
-          <span class="muted form-hint">选择回测策略</span>
-        </el-form-item>
-        <el-form-item label="选股池上限">
-          <el-input-number v-model="form.max_pool" :min="0" :step="10" :controls="false" style="width: 220px" />
-          <span class="muted form-hint">0=全市场不限, N=前N只(MVP验证用, 默认30)</span>
-        </el-form-item>
-      </el-form>
-    </el-card>
-
-    <!-- 时间与资金 -->
-    <el-card v-if="phase === 'form'" class="blk" shadow="never">
-      <template #header><span class="section-title">时间与资金</span></template>
-      <el-form :model="form" label-width="120px">
-        <el-form-item label="开始日期">
-          <el-date-picker v-model="form.start" type="date" value-format="YYYY-MM-DD" style="width: 220px" />
-        </el-form-item>
-        <el-form-item label="结束日期">
-          <el-date-picker v-model="form.end" type="date" value-format="YYYY-MM-DD" style="width: 220px" />
-        </el-form-item>
-        <el-form-item label="初始资金">
-          <el-input-number v-model="form.cash" :min="10000" :step="100000" :controls="false" style="width: 220px" />
-          <span class="muted form-hint">元</span>
-        </el-form-item>
-      </el-form>
-    </el-card>
-
-    <!-- 基准与费用 -->
-    <el-card v-if="phase === 'form'" class="blk" shadow="never">
-      <template #header><span class="section-title">基准与费用</span></template>
-      <el-form :model="form" label-width="120px">
-        <el-form-item label="比较基准">
-          <el-select v-model="form.benchmark" style="width: 220px">
-            <el-option v-for="b in BENCHMARK_OPTIONS" :key="b.value" :label="b.label" :value="b.value" />
-          </el-select>
-        </el-form-item>
-        <el-form-item label="佣金率">
-          <el-input v-model="form.commission_rate" style="width: 160px" />
-          <span class="muted form-hint">0.0003=万3(双边,最低5元)</span>
-        </el-form-item>
-        <el-form-item label="印花税率">
-          <el-input v-model="form.stamp_duty_rate" style="width: 160px" />
-          <span class="muted form-hint">0.001=千1(仅卖出)</span>
-        </el-form-item>
-        <el-form-item label="最低佣金">
-          <el-input v-model="form.min_commission" style="width: 160px" />
-          <span class="muted form-hint">元/笔</span>
-        </el-form-item>
-        <el-form-item label="滑点(比率)">
-          <el-input v-model="form.slippage" style="width: 160px" />
-          <span class="muted form-hint">0.001=万10,0=不加</span>
-        </el-form-item>
-      </el-form>
-    </el-card>
-
-    <!-- 提交 -->
-    <div v-if="phase === 'form'" class="submit-bar">
-      <el-button type="primary" size="large" @click="onSubmit">开始回测</el-button>
-      <span class="muted form-hint">提交后可切换其他页面,回来自动续看进度/结果</span>
-    </div>
-
-    <!-- 进行中(可切走,回来恢复) -->
-    <el-card v-if="phase === 'running'" class="blk" shadow="never">
-      <template #header><span class="section-title">回测进行中</span></template>
-      <div class="running-box">
-        <span class="lamp lamp-ok lamp-pulse"></span>
-        <span class="running-stage">{{ stageHint || '回测中' }}</span>
-        <span class="running-elapsed">已等待 {{ elapsedSec }}s</span>
-      </div>
-      <p class="muted form-hint running-task">
-        task: <span class="mono">{{ trackingTid }}</span> · 组合回测加载大库数据预计 1-3 分钟。
-        <strong>可切换其他页面,本页保留进度,回来继续。</strong>
-      </p>
-      <div class="submit-bar">
-        <el-button @click="resetToForm">发起新回测</el-button>
-        <span class="muted form-hint">当前回测仍在后台运行,完成后可在「历史任务」查看</span>
-      </div>
-    </el-card>
-
-    <!-- 失败 -->
-    <el-alert
-      v-if="phase === 'failed'"
-      type="error"
-      :title="`回测失败:${errorMsg}`"
-      :closable="false"
-      show-icon
-      class="blk"
-    />
-    <div v-if="phase === 'failed'" class="submit-bar">
-      <el-button type="primary" @click="resetToForm">返回重新设置</el-button>
-    </div>
-
-    <!-- 结果 -->
-    <template v-if="phase === 'done' && result">
-      <div class="submit-bar result-actions">
-        <el-button @click="resetToForm">新建回测</el-button>
-      </div>
+    <!-- 表单(发起) -->
+    <template v-if="!viewTaskId">
+      <el-card class="blk" shadow="never">
+        <template #header><span class="section-title">策略与选股</span></template>
+        <el-form :model="form" label-width="120px">
+          <el-form-item label="标的池">
+            <el-select v-model="form.pool" style="width: 320px">
+              <el-option v-for="opt in poolOptions" :key="opt.value" :label="opt.label" :value="opt.value" />
+            </el-select>
+            <span class="muted form-hint">MVP 默认 HS300 子集(20-30 只),快速验证链路</span>
+          </el-form-item>
+          <el-form-item label="策略">
+            <el-select v-model="form.strategy" style="width: 320px">
+              <el-option v-for="opt in strategyOptions" :key="opt.value" :label="opt.label" :value="opt.value" />
+            </el-select>
+          </el-form-item>
+          <el-form-item label="选股池上限">
+            <el-input-number v-model="form.max_pool" :min="0" :step="10" :controls="false" style="width: 220px" />
+            <span class="muted form-hint">0=全市场不限, N=前N只(MVP验证用, 默认30)</span>
+          </el-form-item>
+        </el-form>
+      </el-card>
 
       <el-card class="blk" shadow="never">
+        <template #header><span class="section-title">时间与资金</span></template>
+        <el-form :model="form" label-width="120px">
+          <el-form-item label="开始日期">
+            <el-date-picker v-model="form.start" type="date" value-format="YYYY-MM-DD" style="width: 220px" />
+          </el-form-item>
+          <el-form-item label="结束日期">
+            <el-date-picker v-model="form.end" type="date" value-format="YYYY-MM-DD" style="width: 220px" />
+          </el-form-item>
+          <el-form-item label="初始资金">
+            <el-input-number v-model="form.cash" :min="10000" :step="100000" :controls="false" style="width: 220px" />
+            <span class="muted form-hint">元</span>
+          </el-form-item>
+        </el-form>
+      </el-card>
+
+      <el-card class="blk" shadow="never">
+        <template #header><span class="section-title">基准与费用</span></template>
+        <el-form :model="form" label-width="120px">
+          <el-form-item label="比较基准">
+            <el-select v-model="form.benchmark" style="width: 220px">
+              <el-option v-for="b in BENCHMARK_OPTIONS" :key="b.value" :label="b.label" :value="b.value" />
+            </el-select>
+          </el-form-item>
+          <el-form-item label="佣金率">
+            <el-input v-model="form.commission_rate" style="width: 160px" />
+            <span class="muted form-hint">0.0003=万3(双边,最低5元)</span>
+          </el-form-item>
+          <el-form-item label="印花税率">
+            <el-input v-model="form.stamp_duty_rate" style="width: 160px" />
+            <span class="muted form-hint">0.001=千1(仅卖出)</span>
+          </el-form-item>
+          <el-form-item label="最低佣金">
+            <el-input v-model="form.min_commission" style="width: 160px" />
+            <span class="muted form-hint">元/笔</span>
+          </el-form-item>
+          <el-form-item label="滑点(比率)">
+            <el-input v-model="form.slippage" style="width: 160px" />
+            <span class="muted form-hint">0.001=万10,0=不加</span>
+          </el-form-item>
+        </el-form>
+      </el-card>
+
+      <div class="submit-bar">
+        <el-button type="primary" size="large" @click="onSubmit">开始回测</el-button>
+        <span class="muted form-hint">提交后跳转「历史任务」看进度,可继续发起多个回测</span>
+      </div>
+
+      <el-alert v-if="errorMsg" type="error" :title="`提交失败:${errorMsg}`" :closable="false" show-icon class="blk" />
+    </template>
+
+    <!-- 查看模式(历史结果) -->
+    <template v-if="viewTaskId">
+      <div class="submit-bar result-actions">
+        <el-button @click="router.push('/backtest/portfolio')">新建回测</el-button>
+        <el-button @click="router.push('/backtest/history')">返回任务列表</el-button>
+      </div>
+
+      <el-card v-if="result" class="blk" shadow="never">
         <template #header>
           <span class="section-title">关键指标</span>
           <span class="muted period">
@@ -389,85 +263,43 @@ function fmtNum(v: number | null | undefined, digits = 2): string {
           </span>
         </template>
         <div class="metric-row">
-          <div class="metric-cell">
-            <div class="metric-label">总收益</div>
-            <div class="metric-value" :class="(metrics?.total_return ?? 0) >= 0 ? 'up' : 'down'">
-              {{ fmtPct(metrics?.total_return) }}
-            </div>
-          </div>
-          <div class="metric-cell">
-            <div class="metric-label">年化收益</div>
-            <div class="metric-value" :class="(metrics?.annual_return ?? 0) >= 0 ? 'up' : 'down'">
-              {{ fmtPct(metrics?.annual_return) }}
-            </div>
-          </div>
-          <div class="metric-cell">
-            <div class="metric-label">最大回撤</div>
-            <div class="metric-value down">{{ fmtPct(metrics?.max_drawdown) }}</div>
-          </div>
-          <div class="metric-cell">
-            <div class="metric-label">夏普比率</div>
-            <div class="metric-value">{{ fmtNum(metrics?.sharpe) }}</div>
-          </div>
-          <div class="metric-cell">
-            <div class="metric-label">日胜率</div>
-            <div class="metric-value">{{ fmtPct(metrics?.win_rate_daily) }}</div>
-          </div>
-          <div class="metric-cell">
-            <div class="metric-label">交易胜率</div>
-            <div class="metric-value">{{ fmtPct(metrics?.win_rate_trade) }}</div>
-          </div>
+          <div class="metric-cell"><div class="metric-label">总收益</div><div class="metric-value" :class="(metrics?.total_return ?? 0) >= 0 ? 'up' : 'down'">{{ fmtPct(metrics?.total_return) }}</div></div>
+          <div class="metric-cell"><div class="metric-label">年化收益</div><div class="metric-value" :class="(metrics?.annual_return ?? 0) >= 0 ? 'up' : 'down'">{{ fmtPct(metrics?.annual_return) }}</div></div>
+          <div class="metric-cell"><div class="metric-label">最大回撤</div><div class="metric-value down">{{ fmtPct(metrics?.max_drawdown) }}</div></div>
+          <div class="metric-cell"><div class="metric-label">夏普比率</div><div class="metric-value">{{ fmtNum(metrics?.sharpe) }}</div></div>
+          <div class="metric-cell"><div class="metric-label">日胜率</div><div class="metric-value">{{ fmtPct(metrics?.win_rate_daily) }}</div></div>
+          <div class="metric-cell"><div class="metric-label">交易胜率</div><div class="metric-value">{{ fmtPct(metrics?.win_rate_trade) }}</div></div>
         </div>
       </el-card>
 
-      <el-card class="blk" shadow="never">
+      <el-card v-if="result" class="blk" shadow="never">
         <template #header><span class="section-title">净值曲线</span></template>
         <div ref="equityEl" class="chart-box" />
       </el-card>
 
-      <el-card class="blk" shadow="never">
-        <template #header>
-          <span class="section-title">选股名单(末日持仓)</span>
-        </template>
+      <el-card v-if="result" class="blk" shadow="never">
+        <template #header><span class="section-title">选股名单(末日持仓)</span></template>
         <el-table :data="stocks" stripe size="small" empty-text="无持仓数据">
-          <el-table-column label="代码" prop="code" width="140">
-            <template #default="{ row }"><span class="mono">{{ row.code }}</span></template>
-          </el-table-column>
-          <el-table-column label="数量" prop="amount" align="right" width="140">
-            <template #default="{ row }"><span class="mono">{{ row.amount.toFixed(0) }}</span></template>
-          </el-table-column>
-          <el-table-column label="均价" align="right" width="120">
-            <template #default="{ row }"><span class="mono">{{ row.avg_cost.toFixed(3) }}</span></template>
-          </el-table-column>
-          <el-table-column label="现价" align="right" width="120">
-            <template #default="{ row }"><span class="mono">{{ row.price.toFixed(3) }}</span></template>
-          </el-table-column>
-          <el-table-column label="市值" align="right" width="160">
-            <template #default="{ row }"><span class="mono">{{ row.value.toFixed(2) }}</span></template>
-          </el-table-column>
+          <el-table-column label="代码" prop="code" width="140"><template #default="{ row }"><span class="mono">{{ row.code }}</span></template></el-table-column>
+          <el-table-column label="数量" prop="amount" align="right" width="140"><template #default="{ row }"><span class="mono">{{ row.amount.toFixed(0) }}</span></template></el-table-column>
+          <el-table-column label="均价" align="right" width="120"><template #default="{ row }"><span class="mono">{{ row.avg_cost.toFixed(3) }}</span></template></el-table-column>
+          <el-table-column label="现价" align="right" width="120"><template #default="{ row }"><span class="mono">{{ row.price.toFixed(3) }}</span></template></el-table-column>
+          <el-table-column label="市值" align="right" width="160"><template #default="{ row }"><span class="mono">{{ row.value.toFixed(2) }}</span></template></el-table-column>
         </el-table>
       </el-card>
 
-      <el-card class="blk" shadow="never">
+      <el-card v-if="result" class="blk" shadow="never">
         <template #header><span class="section-title">成交明细({{ trades.length }} 条)</span></template>
         <el-table :data="trades" stripe size="small" max-height="500" empty-text="无成交">
-          <el-table-column label="时间" width="180">
-            <template #default="{ row }"><span class="mono">{{ row.datetime || row.date || '-' }}</span></template>
-          </el-table-column>
-          <el-table-column label="代码" prop="code" width="140">
-            <template #default="{ row }"><span class="mono">{{ row.code || '-' }}</span></template>
-          </el-table-column>
-          <el-table-column label="方向" width="100">
-            <template #default="{ row }">{{ row.side || row.action || '-' }}</template>
-          </el-table-column>
-          <el-table-column label="数量" align="right" width="120">
-            <template #default="{ row }"><span class="mono">{{ (row.filled_amount ?? row.amount ?? 0).toFixed(0) }}</span></template>
-          </el-table-column>
-          <el-table-column label="价格" align="right" width="120">
-            <template #default="{ row }"><span class="mono">{{ (row.filled_price ?? row.price ?? 0).toFixed(3) }}</span></template>
-          </el-table-column>
+          <el-table-column label="时间" width="180"><template #default="{ row }"><span class="mono">{{ row.datetime || row.date || '-' }}</span></template></el-table-column>
+          <el-table-column label="代码" prop="code" width="140"><template #default="{ row }"><span class="mono">{{ row.code || '-' }}</span></template></el-table-column>
+          <el-table-column label="方向" width="100"><template #default="{ row }">{{ row.side || row.action || '-' }}</template></el-table-column>
+          <el-table-column label="数量" align="right" width="120"><template #default="{ row }"><span class="mono">{{ (row.filled_amount ?? row.amount ?? 0).toFixed(0) }}</span></template></el-table-column>
+          <el-table-column label="价格" align="right" width="120"><template #default="{ row }"><span class="mono">{{ (row.filled_price ?? row.price ?? 0).toFixed(3) }}</span></template></el-table-column>
         </el-table>
       </el-card>
+
+      <el-alert v-if="!result" type="info" title="加载结果中或结果为空" :closable="false" show-icon class="blk" />
     </template>
   </div>
 </template>
@@ -477,35 +309,16 @@ function fmtNum(v: number | null | undefined, digits = 2): string {
 .blk { border: 1px solid var(--border-2); }
 .section-title { font-size: 14px; font-weight: 600; color: var(--text); }
 .period { margin-left: 12px; font-size: 12px; }
-
 .form-hint { margin-left: 10px; }
 .submit-bar { padding: 4px 0 8px; }
-.result-actions { padding: 0 0 4px; }
-
+.result-actions { display: flex; gap: 8px; padding: 0 0 4px; }
 .chart-box { width: 100%; height: 360px; }
-
-.metric-row {
-  display: grid;
-  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
-  gap: 12px;
-}
-.metric-cell {
-  background: var(--bg-hover);
-  border: 1px solid var(--border-2);
-  border-radius: 6px;
-  padding: 12px 14px;
-}
+.metric-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; }
+.metric-cell { background: var(--bg-hover); border: 1px solid var(--border-2); border-radius: 6px; padding: 12px 14px; }
 .metric-label { font-size: 12px; color: var(--text-3); margin-bottom: 6px; }
 .metric-value { font-size: 20px; font-weight: 600; color: var(--text); font-family: var(--mono); }
 .metric-value.up { color: #f56c6c; }
 .metric-value.down { color: #67c23a; }
-
-.running-box { display: flex; align-items: center; gap: 12px; padding: 8px 0; }
-.running-stage { font-size: 15px; font-weight: 600; color: var(--brand); }
-.running-elapsed { font-size: 13px; color: var(--text-3); font-family: var(--mono); }
-.running-task { margin-top: 8px; line-height: 1.7; }
-.running-task strong { color: var(--brand); }
-
 .muted { color: var(--text-3); font-size: 13px; }
 .mono { font-family: var(--mono); }
 </style>