From 5c0ba37eda80d39e6ceca59bb1d5f4942f858995 Mon Sep 17 00:00:00 2001
From: "Somhairle H. Marisol" <muqiu-han@outlook.com>
Date: Thu, 17 Sep 2026 14:32:37 +0800
Subject: chore: establish Strategy Lab source baseline (development, not
 release)

---
 frontend/src/pages/ProjectDataTab.svelte | 85 ++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 frontend/src/pages/ProjectDataTab.svelte

(limited to 'frontend/src/pages/ProjectDataTab.svelte')

diff --git a/frontend/src/pages/ProjectDataTab.svelte b/frontend/src/pages/ProjectDataTab.svelte
new file mode 100644
index 0000000..e3b1923
--- /dev/null
+++ b/frontend/src/pages/ProjectDataTab.svelte
@@ -0,0 +1,85 @@
+<script lang="ts">
+  import Status from '../components/Status.svelte';
+  import DatasetCard from '../components/DatasetCard.svelte';
+  import DatasetWizard from '../components/DatasetWizard.svelte';
+  import { listDatasets } from '../lib/client';
+  import { extractStatusMessage } from '../lib/state';
+  import type { Dataset } from '../lib/types';
+
+  interface Props {
+    projectId?: string;
+    showWizard?: boolean;
+  }
+  let { projectId: _projectId, showWizard = false }: Props = $props();
+
+  let items: Dataset[] = $state([]);
+  let busy = $state(true);
+  let error: string | null = $state(null);
+  // svelte-ignore state_referenced_locally
+  let wizardOpen = $state(showWizard);
+  
+
+  let refreshTimer: ReturnType<typeof setInterval> | null = null;
+
+  $effect(() => {
+    void load();
+    return () => {
+      if (refreshTimer) clearInterval(refreshTimer);
+      refreshTimer = null;
+    };
+  });
+
+  async function load() {
+    error = null;
+    try {
+      const { items: got } = await listDatasets();
+      items = got;
+      const active = got.some((d) => d.status === 'pending' || d.status === 'running');
+      if (active && !refreshTimer) {
+        refreshTimer = setInterval(async () => {
+          try {
+            const { items: fresh } = await listDatasets();
+            items = fresh;
+            const still = fresh.some((d) => d.status === 'pending' || d.status === 'running');
+            if (!still && refreshTimer) {
+              clearInterval(refreshTimer);
+              refreshTimer = null;
+            }
+          } catch {
+            /* transient error, keep polling */
+          }
+        }, 2000);
+      }
+    } catch (e) {
+      error = extractStatusMessage(e);
+    } finally {
+      busy = false;
+    }
+  }
+</script>
+
+<div class="stack">
+  {#if wizardOpen}
+    <DatasetWizard onCreated={() => void load()} />
+    <button class="btn ghost" onclick={() => (wizardOpen = false)}>收起新建面板</button>
+  {:else}
+    <button class="btn primary" onclick={() => (wizardOpen = true)}>新建数据集</button>
+  {/if}
+
+  <h2>我的数据集</h2>
+  <Status busy={busy} error={error} busyText="加载数据集列表…" empty={null} />
+
+  {#if !busy && !error && items.length === 0}
+    <Status
+      busy={false}
+      empty="还没有数据集"
+      emptyHint="先创建数据集：选择标的、日期范围与复权方式，提交后异步获取并给出覆盖预览"
+    />
+  {/if}
+
+  {#if !busy && !error && items.length > 0}
+    {#each items as ds (ds.id)}
+      <DatasetCard dsId={ds.id} />
+    {/each}
+  {/if}
+</div>
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