feat: add PPAC candidate tab and status

frontend/src/components/AlphaDetail.tsx

@@ -230,6 +230,11 @@ export function AlphaDetail({
                 <Tag>{detail.alpha_type ?? "类型未提供"}</Tag>
                 <Tag>{detail.language ?? "语言未提供"}</Tag>
                 <Tag>{detail.status ?? "状态未提供"}</Tag>
+                {detail.check_type === "PPAC_CANDIDATE" && (
+                  <Tag color="yellow" size="small" type="light">
+                    候选PPAC
+                  </Tag>
+                )}
               </div>
             </div>
             <a
@@ -240,6 +245,12 @@ export function AlphaDetail({
               <Button>在 BRAIN 中打开 ↗</Button>
             </a>
           </div>
+          {detail.check_type === "PPAC_CANDIDATE" && (
+            <p className="muted">
+              唯一失败项为 PURE_POWER_POOL_THEME，等待平台开放 PPAC
+              主题后可重新检查提交资格。
+            </p>
+          )}
           {detail.alpha_type === "SUPER" && (
             <Button
               onClick={() =>

frontend/src/pages/AlphaPage.tsx

@@ -99,6 +99,7 @@ const checkLabels = {
   PENDING: "待检查",
   PRE_CHECK: "预检通过",
   PASS: "检查通过",
+  PPAC_CANDIDATE: "候选PPAC",
   FAIL_1: "FAIL=1",
   FAIL_2: "FAIL≥2",
 };
@@ -205,6 +206,7 @@ export function AlphaPage({
   const [filterOpen, setFilterOpen] = useState(false);
   const [selectedViewId, setSelectedViewId] = useState<string | null>(null);
   const [submissionBlocked, setSubmissionBlocked] = useState(false);
+  const [ppacCandidate, setPpacCandidate] = useState(false);
   const [submission, setSubmission] = useState<Submission>("UNSUBMITTED");
   const [syncingScope, setSyncingScope] = useState<Submission | null>(null);
   const [page, setPage] = useState(1);
@@ -274,6 +276,7 @@ export function AlphaPage({
       management_scope: managementScope,
       submission,
       submission_blocked: submissionBlocked || undefined,
+      ppac_candidate: ppacCandidate || undefined,
       sort,
       direction,
       limit: pageSize,
@@ -283,6 +286,7 @@ export function AlphaPage({
       filters,
       submission,
       submissionBlocked,
+      ppacCandidate,
       sort,
       direction,
       pageSize,
@@ -320,6 +324,7 @@ export function AlphaPage({
         offset: _offset,
         submission: nextSubmission,
         submission_blocked: nextBlocked,
+        ppac_candidate: nextPpacCandidate,
         ...values
       } = action.filters;
       const next = Object.fromEntries(
@@ -334,6 +339,9 @@ export function AlphaPage({
       if (nextSubmission === "SUBMITTED" || nextSubmission === "UNSUBMITTED")
         setSubmission(nextSubmission);
       setSubmissionBlocked(nextBlocked === true || nextBlocked === "true");
+      setPpacCandidate(
+        nextPpacCandidate === true || nextPpacCandidate === "true",
+      );
       if (nextSort) setSort(String(nextSort));
       if (nextDirection) setDirection(String(nextDirection));
     }
@@ -367,7 +375,7 @@ export function AlphaPage({
   useEffect(() => {
     setSelected([]);
     selectionVersions.current = {};
-  }, [filters, submission, submissionBlocked, managementScope]);
+  }, [filters, submission, submissionBlocked, ppacCandidate, managementScope]);
   useEffect(() => {
     tablePanel.current?.querySelector(".semi-table-body")?.scrollTo({ top: 0 });
   }, [query]);
@@ -394,6 +402,7 @@ export function AlphaPage({
     setDirection("desc");
     setSubmission(value === "SUBMITTED" ? "SUBMITTED" : "UNSUBMITTED");
     setSubmissionBlocked(value === "SUBMISSION_BLOCKED");
+    setPpacCandidate(value === "PPAC_CANDIDATE");
     setDraft({});
     setFilters({});
     setPage(1);
@@ -582,14 +591,18 @@ export function AlphaPage({
       width: 125,
       render: (_, row) => (
         <Tag
+          size="small"
+          type="light"
           color={
-            row!.check_type?.startsWith("FAIL")
-              ? "red"
-              : row!.check_type === "PASS"
-                ? "green"
-                : row!.check_type === "PRE_CHECK"
-                  ? "blue"
-                  : "grey"
+            row!.check_type === "PPAC_CANDIDATE"
+              ? "yellow"
+              : row!.check_type?.startsWith("FAIL")
+                ? "red"
+                : row!.check_type === "PASS"
+                  ? "green"
+                  : row!.check_type === "PRE_CHECK"
+                    ? "blue"
+                    : "grey"
           }
         >
           {checkLabels[row!.check_type] || "待检查"}
@@ -1010,6 +1023,7 @@ export function AlphaPage({
           managementScope={managementScope}
           submission={submission}
           submissionBlocked={submissionBlocked}
+          ppacCandidate={ppacCandidate}
           selectedId={selectedViewId}
           onSelect={setSelectedViewId}
           onSubmissionChange={changeSubmission}
@@ -1019,6 +1033,7 @@ export function AlphaPage({
             ...filters,
             submission,
             submission_blocked: submissionBlocked || undefined,
+            ppac_candidate: ppacCandidate || undefined,
             sort,
             direction,
             limit: pageSize,
@@ -1029,6 +1044,7 @@ export function AlphaPage({
             const {
               submission: savedSubmission,
               submission_blocked: savedBlocked,
+              ppac_candidate: savedPpacCandidate,
               sort: savedSort,
               direction: savedDirection,
               limit,
@@ -1050,6 +1066,9 @@ export function AlphaPage({
             setSubmissionBlocked(
               savedBlocked === true || savedBlocked === "true",
             );
+            setPpacCandidate(
+              savedPpacCandidate === true || savedPpacCandidate === "true",
+            );
             setSort(String(savedSort || "date_created"));
             setDirection(String(savedDirection || "desc"));
             if (typeof limit === "number") setPageSize(limit);
@@ -1336,14 +1355,18 @@ export function AlphaPage({
             <Empty
               className="alpha-empty"
               title={
-                activeFilterCount
-                  ? "没有符合条件的 Alpha"
-                  : "从第一个 Alpha 开始"
+                ppacCandidate
+                  ? "没有符合条件的候选PPAC"
+                  : activeFilterCount
+                    ? "没有符合条件的 Alpha"
+                    : "从第一个 Alpha 开始"
               }
               description={
-                activeFilterCount
-                  ? "调整筛选条件，探索更多信号。"
-                  : "连接 WorldQuant 并同步数据，或通过 Alpha ID 导入已有研究。"
+                ppacCandidate
+                  ? "仅收录未提交且唯一失败项为 PURE_POWER_POOL_THEME 的 Alpha，等待平台开放 PPAC 主题。"
+                  : activeFilterCount
+                    ? "调整筛选条件，探索更多信号。"
+                    : "连接 WorldQuant 并同步数据，或通过 Alpha ID 导入已有研究。"
               }
             />
           }
@@ -1351,11 +1374,13 @@ export function AlphaPage({
         <footer className="table-pagination" aria-label="Alpha 分页">
           <div className="alpha-table-meta">
             <span className="muted">
-              {submissionBlocked
-                ? "提交受阻"
-                : submission === "UNSUBMITTED"
-                  ? "待提交"
-                  : "已提交"}{" "}
+              {ppacCandidate
+                ? "候选PPAC"
+                : submissionBlocked
+                  ? "提交受阻"
+                  : submission === "UNSUBMITTED"
+                    ? "待提交"
+                    : "已提交"}{" "}
               Alpha{" "}
               <span className="count-pill">{data.total.toLocaleString()}</span>{" "}
               条

frontend/src/research/SavedViews.tsx

@@ -49,6 +49,7 @@ export function SavedViews({
   columns,
   submission,
   submissionBlocked,
+  ppacCandidate,
   selectedId,
   onSelect,
   onSubmissionChange,
@@ -61,6 +62,7 @@ export function SavedViews({
   columns: string[];
   submission: Submission;
   submissionBlocked: boolean;
+  ppacCandidate: boolean;
   selectedId: string | null;
   onSelect: (id: string | null) => void;
   onSubmissionChange: (submission: string) => void;
@@ -75,6 +77,11 @@ export function SavedViews({
   const [busy, setBusy] = useState(false);
   const [revision, setRevision] = useState(0);
   const current = items.find((item) => item.id === selectedId);
+  const fixedTab = ppacCandidate
+    ? "PPAC_CANDIDATE"
+    : submissionBlocked
+      ? "SUBMISSION_BLOCKED"
+      : submission;
   const modified =
     current &&
     (filterSignature(filters) !== filterSignature(current.content.filters) ||
@@ -165,10 +172,7 @@ export function SavedViews({
       setItems((previous) =>
         previous.filter((item) => item.id !== deleting.id),
       );
-      if (selectedId === deleting.id)
-        onSubmissionChange(
-          submissionBlocked ? "SUBMISSION_BLOCKED" : submission,
-        );
+      if (selectedId === deleting.id) onSubmissionChange(fixedTab);
       setDeleting(null);
       Toast.success("视图已删除");
     } catch (error) {
@@ -185,10 +189,7 @@ export function SavedViews({
           type="card"
           collapsible="auto"
           tabPaneMotion={false}
-          activeKey={
-            selectedId ??
-            (submissionBlocked ? "SUBMISSION_BLOCKED" : submission)
-          }
+          activeKey={selectedId ?? fixedTab}
           onChange={(key) => {
             const view = items.find((item) => item.id === key);
             if (view) {
@@ -212,6 +213,11 @@ export function SavedViews({
               tab: "提交受阻",
               icon: <IconList aria-hidden="true" />,
             },
+            {
+              itemKey: "PPAC_CANDIDATE",
+              tab: "候选PPAC",
+              icon: <IconList aria-hidden="true" />,
+            },
             ...items.map((view) => ({
               itemKey: view.id,
               icon: <IconList aria-hidden="true" />,

frontend/src/types.ts

@@ -58,7 +58,13 @@ export type Alpha = {
   date_created: string | null;
   date_submitted: string | null;
   synced_at: string;
-  check_type: "PENDING" | "PRE_CHECK" | "PASS" | "FAIL_1" | "FAIL_2";
+  check_type:
+    | "PENDING"
+    | "PRE_CHECK"
+    | "PASS"
+    | "PPAC_CANDIDATE"
+    | "FAIL_1"
+    | "FAIL_2";
   failed_checks: string[];
   neutralization: string | null;
   sub_universe_sharpe: number | null;