chore: establish Strategy Lab source baseline (development, not release)

1 files changed, 299 insertions, 0 deletions

diff --git a/frontend/src/pages/ProjectResultsTab.svelte b/frontend/src/pages/ProjectResultsTab.svelte
new file mode 100644
index 0000000..4149213
--- /dev/null
+++ b/frontend/src/pages/ProjectResultsTab.svelte
@@ -0,0 +1,299 @@
+<script lang="ts">
+  import Status from '../components/Status.svelte';
+  import Chart from '../components/Chart.svelte';
+  import type { EChartsOption, LineSeriesOption } from 'echarts';
+import { listRuns, getRun } from '../lib/client';
+  import { extractStatusMessage } from '../lib/state';
+  import {
+    fmtDateTime,
+    fmtPct,
+    fmtNum,
+    formatMoney,
+    runStatusLabel,
+    runStatusBadge,
+    metricsLabels,
+    metricsRow
+  } from '../lib/format';
+  import type { Run, BacktestResult } from '../lib/types';
+
+  interface Props {
+    projectId: string;
+    runId?: string;
+  }
+  let { projectId, runId }: Props = $props();
+
+  let run = $state<Run | null>(null);
+  let busy = $state(true);
+  let error = $state<string | null>(null);
+  let history = $state<Run[]>([]);
+  let logsOpen = $state(false);
+  let ordersOpen = $state(false);
+  let chartMode = $state<'equity' | 'drawdown'>('equity');
+
+  $effect(() => {
+    void load();
+  });
+
+  async function load() {
+    busy = true;
+    error = null;
+    try {
+      if (!runId) {
+        const res = await listRuns(projectId);
+        history = res.items;
+        run = res.items[0] ?? null;
+      } else {
+        run = await getRun(runId);
+      }
+    } catch (e) {
+      error = extractStatusMessage(e);
+    } finally {
+      busy = false;
+    }
+  }
+
+  const result = $derived<BacktestResult | null>(run?.result ?? null);
+  const hasEquity = $derived(!!result && result.equity.length > 0);
+
+  const equityOption: EChartsOption = $derived.by(() => {
+    if (!result || !hasEquity) return {};
+    const dates = result.equity.map((p) => p.date);
+    const series: LineSeriesOption[] = [
+      {
+        name: "策略权益",
+        type: "line" as const,
+        data: result.equity.map((p) => p.equity),
+        showSymbol: false,
+        lineStyle: { width: 1.6 },
+        itemStyle: { color: "#0f766e" }
+      },
+      {
+        name: "现金",
+        type: "line" as const,
+        data: result.equity.map((p) => p.cash),
+        showSymbol: false,
+        lineStyle: { type: "dashed", opacity: 0.65 },
+        itemStyle: { color: "#94a3b8" }
+      }
+    ];
+    const bench = result.equity.map((p) => (p.benchmark === null || p.benchmark === undefined ? null : p.benchmark));
+    if (bench.some((x) => x !== null && x !== undefined)) {
+      series.push({
+        name: "基准",
+        type: "line" as const,
+        data: bench as number[],
+        showSymbol: false,
+        itemStyle: { color: "#eab308" }
+      });
+    }
+    return {
+      title: { text: undefined },
+      legend: { top: 0 },
+      grid: { top: 32, left: 60, right: 24, bottom: 54 },
+      tooltip: { trigger: "axis" },
+      xAxis: { type: "category", data: dates },
+      yAxis: { type: "value", scale: true, name: "金额" },
+      series
+    };
+  });
+
+  const drawdownOption: EChartsOption = $derived.by(() => {
+    if (!result || !hasEquity) return {};
+    const dates = result.equity.map((p) => p.date);
+    let peak = -Infinity;
+    const dd = result.equity.map((p) => {
+      peak = Math.max(peak, p.equity);
+      return -((peak - p.equity) / peak) * 100;
+    });
+    return {
+      grid: { top: 24, left: 60, right: 24, bottom: 54 },
+      tooltip: { trigger: "axis", valueFormatter: (v) => `${(v as number).toFixed(2)}%` },
+      xAxis: { type: "category", data: dates },
+      yAxis: { type: "value", name: "回撤 %", max: 0 },
+      series: [
+        {
+          name: "回撤",
+          type: "line" as const,
+          data: dd,
+          showSymbol: false,
+          areaStyle: { color: "rgba(30, 74, 66, 0.25)" },
+          lineStyle: { width: 1 },
+          itemStyle: { color: "#134e4a" }
+        }
+      ]
+    };
+  });
+
+  function switchToRun(id: string) {
+    runId = id;
+    void load();
+  }
+
+  const ml = $derived(metricsLabels());
+  const mr = $derived(result ? metricsRow(result.metrics) : []);
+</script>
+
+<div class="stack">
+  <div class="spread">
+    <h2>回测结果</h2>
+    {#if run}
+      <span class="row">
+        <span class="hint">Run {run.id.slice(0, 8)}…</span>
+        <span class="badge {runStatusBadge[run.status]}">{runStatusLabel[run.status]}</span>
+      </span>
+    {/if}
+  </div>
+
+  <Status busy={busy} error={error} busyText="加载结果…" empty={null} />
+
+  {#if !busy && !error && !run}
+    <Status busy={false} empty="此项目还没有回测结果" emptyHint="先在「回测」标签发起一次回测" />
+  {/if}
+
+  {#if run && !busy && !error}
+    {#if history.length > 1}
+      <div class="row">
+        <label for="runsel" class="hint" style="margin:0">查看其他回测：</label>
+        <select id="runsel" style="max-width:320px" value={run?.id ?? ""} onchange={(e) => switchToRun((e.target as HTMLSelectElement).value)}>
+          {#each history as h (h.id)}
+            <option value={h.id}>{fmtDateTime(h.created_at)} · {runStatusLabel[h.status]}</option>
+          {/each}
+        </select>
+      </div>
+    {/if}
+
+    {#if run.error}
+      <div class="banner error" role="alert"><span aria-hidden="true">✕</span><span>{run.error}</span></div>
+    {/if}
+
+    {#if !result}
+      <Status busy={false} empty="该回测尚无结果" emptyHint={runStatusBadge[run.status] === "danger" ? "见错误提示" : "回测仍在执行中，稍后刷新"} />
+    {:else}
+      {#if result.warnings?.length}
+        <div class="banner warn" role="alert">
+          <span aria-hidden="true">⚠</span>
+          <div>
+            <ul class="ul-plain">
+              {#each result.warnings as w, i (i)}<li>{w}</li>{/each}
+            </ul>
+          </div>
+        </div>
+      {/if}
+
+      <div class="card">
+        {#if result.metrics}
+          {@const mrow = result.metrics}
+          <div class="metric-grid">
+          <div class="metric">
+            <div class="mlabel">总收益率</div>
+            <div class="mvalue">{fmtPct(mrow.total_return)}</div>
+          </div>
+          <div class="metric">
+            <div class="mlabel">年化收益率</div>
+            <div class="mvalue">{fmtPct(mrow.annual_return)}</div>
+          </div>
+          <div class="metric">
+            <div class="mlabel">最大回撤</div>
+            <div class="mvalue">{fmtPct(mrow.max_drawdown)}</div>
+          </div>
+          <div class="metric">
+            <div class="mlabel">夏普比率</div>
+            <div class="mvalue">{fmtNum(mrow.sharpe)}</div>
+          </div>
+          <div class="metric">
+            <div class="mlabel">平仓回合数</div>
+            <div class="mvalue">{mrow.trade_count ?? "—"}</div>
+          </div>
+          <div class="metric">
+            <div class="mlabel">期末权益</div>
+            <div class="mvalue">{formatMoney(mrow.final_equity)}</div>
+          </div>
+        </div>
+        {/if}
+        <p class="hint">
+          平仓回合数为已完成的开仓并全部平仓的完整回合（1 个回合 = 1 次平仓），不含撤单与未平仓的单笔成交；成交记录中的“金额”为真实成交额（数量 × 成交价），非持仓成本。结果非投资建议；未完全模拟流动性/涨跌停等限制。
+          引擎 {result.engine?.name} {result.engine?.version}
+          {#if result.elapsed_ms}<span> · 耗时 {(result.elapsed_ms / 1000).toFixed(1)}s</span>{/if}
+          {#if result.peak_rss_kb}<span> · 峰值内存 {fmtNum(result.peak_rss_kb / 1024)} MB</span>{/if}
+        </p>
+      </div>
+
+      <div class="card stack">
+        <div class="row">
+          <button class="btn small" aria-pressed={chartMode === "equity"} onclick={() => (chartMode = "equity")}>权益曲线（{result.equity.length} 点）</button>
+          <button class="btn small" aria-pressed={chartMode === "drawdown"} onclick={() => (chartMode = "drawdown")}>回撤曲线</button>
+        </div>
+        {#if chartMode === "equity"}
+          <Chart option={equityOption} ariaLabel="策略权益曲线" height={340} />
+        {:else}
+          <Chart option={drawdownOption} ariaLabel="回撤曲线" height={300} />
+        {/if}
+      </div>
+
+      <div class="card stack">
+        <h2>订单与持仓记录</h2>
+        <div class="cols-2">
+          <div>
+            <h3>成交记录 ({result.trades.length})</h3>
+            {#if result.trades.length > 0}
+              <div class="table-wrap">
+                <table class="data">
+                  <thead>
+                    <tr>
+                      <th>日期</th>
+                      <th>标的</th>
+                      <th>方向</th>
+                      <th>数量</th>
+                      <th>价格</th>
+                      <th>金额</th>
+                      <th>佣金</th>
+                    </tr>
+                  </thead>
+                  <tbody>
+                    {#each result.trades.slice(0, 80) as t, i (i)}
+                      <tr>
+                        <td>{t.date}</td>
+                        <td class="num">{t.symbol}</td>
+                        <td>{t.side === "buy" ? "买入" : "卖出"}</td>
+                        <td class="num">{t.quantity}</td>
+                        <td class="num">{fmtNum(t.price, 3)}</td>
+                        <td class="num">{fmtNum(t.value)}</td>
+                        <td class="num">{fmtNum(t.commission, 4)}</td>
+                      </tr>
+                    {/each}
+                  </tbody>
+                </table>
+              </div>
+              {#if result.trades.length > 80}
+                <p class="hint">仅显示前 80 条，共 {result.trades.length} 条</p>
+              {/if}
+            {:else}
+              <p class="hint">本区间未发生成交</p>
+            {/if}
+          </div>
+          <div>
+            <h3>策略日志</h3>
+            <button class="btn small" onclick={() => (logsOpen = !logsOpen)} aria-expanded={logsOpen}>
+              {logsOpen ? "收起日志" : `展开日志（${result.logs.length} 行）`}
+            </button>
+            {#if logsOpen}
+              <pre class="logs">{result.logs.join("\n")}</pre>
+            {/if}
+          </div>
+        </div>
+        <div>
+          <h3>数据与引擎
+            <span class="hint">本轮使用的引擎版本、耗时与消耗内存均在上方备注。</span>
+          </h3>
+          <p class="hint">
+            结果由对应策略代码、配置、数据清单（数据哈希 {result.data_manifest_hash?.slice(0, 12)}）以及当时引擎共同决定。
+          </p>
+        </div>
+      </div>
+    {/if}
+  {/if}
+
+  {#if !busy && !error && history.length === 0 && run === null}
+    <Status busy={false} empty="还没有可展示的回测" emptyHint="在「回测」标签先启动一遍" />
+  {/if}
+</div>