's'

app/api/vip/check-by-user/route.ts

@@ -15,6 +15,29 @@ type PayjsVipResult = {
   email?: string;
 };
 
+async function fetchPayjsVipWithRetry(
+  url: string,
+  timeoutMs: number,
+  retries: number
+): Promise<Response | null> {
+  let lastError: unknown = null;
+  for (let i = 0; i <= retries; i += 1) {
+    try {
+      const res = await fetch(url, {
+        cache: "no-store",
+        signal: AbortSignal.timeout(timeoutMs),
+      });
+      return res;
+    } catch (error) {
+      lastError = error;
+      if (i < retries) {
+        await new Promise((resolve) => setTimeout(resolve, 250 * (i + 1)));
+      }
+    }
+  }
+  throw lastError instanceof Error ? lastError : new Error("payjsapi fetch failed");
+}
+
 function resolvePayApiUrl(request: NextRequest): string {
   const payConfig = getPaymentConfig();
   const hostHeader = request.headers.get("host") || request.headers.get("x-forwarded-host");
@@ -35,10 +58,11 @@ async function checkVipFromPayjsapi(
     )}`;
     console.log("[check-by-user] payjsapi request user_id=%s url=%s", userId, url);
     const checkTimeout = Number(process.env.PAYJSAPI_CHECK_TIMEOUT) || 15000;
-    const res = await fetch(
-      url,
-      { cache: "no-store", signal: AbortSignal.timeout(checkTimeout) }
-    );
+    const retries = Math.max(0, Number(process.env.PAYJSAPI_CHECK_RETRIES) || 1);
+    const res = await fetchPayjsVipWithRetry(url, checkTimeout, retries);
+    if (!res) {
+      return null;
+    }
     if (!res.ok) {
       console.log(
         "[check-by-user] payjsapi non-ok user_id=%s status=%s",
@@ -109,10 +133,18 @@ export async function POST(request: NextRequest) {
       });
     }
 
-    const adminToken = await getAdminToken();
+    const adminToken = await getAdminToken().catch((error) => {
+      console.error("[check-by-user] getAdminToken failed:", error);
+      return null;
+    });
     if (!adminToken) {
-      console.error("[check-by-user] missing PocketBase admin token");
-      return NextResponse.json({ ok: false, vip: false }, { status: 500 });
+      console.error("[check-by-user] missing PocketBase admin token, fallback to payjs result");
+      return NextResponse.json({
+        ok: true,
+        vip,
+        alreadyLinked: !!email,
+        email: email ?? undefined,
+      });
     }
 
     if (!vip) {
@@ -135,11 +167,8 @@ export async function POST(request: NextRequest) {
       );
     }
 
-    if (vip && !email && isAnonymousUserId(userId)) {
-      const linkRecord = await findVipEmailLinkByAnonymousUserId(
-        adminToken,
-        userId
-      );
+    if (isAnonymousUserId(userId)) {
+      const linkRecord = await findVipEmailLinkByAnonymousUserId(adminToken, userId);
       const linkEmail =
         typeof linkRecord?.email === "string"
           ? linkRecord.email.trim().toLowerCase()
@@ -147,19 +176,34 @@ export async function POST(request: NextRequest) {
       const linkUserId =
         typeof linkRecord?.user_id === "string" ? linkRecord.user_id.trim() : "";
 
-      if (linkEmail) {
+      // 匿名 user_id 本身可能已迁移到真实用户，需补查映射用户的 VIP
+      if (!vip && linkUserId && linkUserId !== userId) {
+        const linkedVip = await checkSiteVipByUserId(adminToken, linkUserId);
+        const linkedPaymentVip = linkedVip
+          ? true
+          : await checkPaymentsByUserId(adminToken, linkUserId);
+        if (linkedVip || linkedPaymentVip) {
+          vip = true;
+          linkedUserId = linkUserId;
+          vipSource = linkedVip ? "vip_email_link:site_vip" : "vip_email_link:payments";
+        }
+      }
+
+      if (vip && linkEmail) {
         email = linkEmail;
         if (linkUserId && !isAnonymousUserId(linkUserId)) {
           linkedUserId = linkUserId;
         }
-        vipSource = "vip_email_link";
+        if (!vipSource || vipSource === "none") {
+          vipSource = "vip_email_link";
+        }
         console.log(
           "[check-by-user] linked by vip_email_link user_id=%s linkedUserId=%s email=%s",
           userId,
           linkedUserId || "(none)",
           email
         );
-      } else {
+      } else if (vip) {
         const linkedMember = await findLinkedMemberFromOrder(adminToken, userId);
         if (linkedMember) {
           email = linkedMember.email;
@@ -199,6 +243,7 @@ export async function POST(request: NextRequest) {
     });
   } catch (error) {
     console.error("[check-by-user] failed:", error);
-    return NextResponse.json({ ok: false, vip: false }, { status: 500 });
+    // 接口容错：即使 PB 回退失败，也不抛 500 给前端
+    return NextResponse.json({ ok: true, vip: false, error: "check_failed_degraded" });
   }
 }