fix: require prompt pack for detail scene replacement

app/(chat)/api/chat/route.ts

@@ -573,6 +573,8 @@ const SMART_AUTO_FALLBACK_TIMEOUT_MS = 20_000;
 const SMART_AUTO_IMAGE_SUMMARY_TIMEOUT_MS = 18_000;
 const DEFAULT_STREAM_KEEPALIVE_INTERVAL_MS = 12_000;
 const CHAT_CREATION_LOOKUP_RETRY_DELAYS_MS = [60, 180, 360] as const;
+const DETAIL_REPLACEMENT_PROMPT_PACK_REQUIRED_MESSAGE =
+  "请先在「风格化提示词配置」里选择提示词组合，再执行详情场景替换；缺少提示词组时系统不会处理。";
 
 const sleep = (ms: number) => new Promise((resolve) => setTimeout(resolve, ms));
 
@@ -3118,6 +3120,15 @@ export async function POST(request: Request) {
       const replacementReferences = normalizeAgentModeReferences(agentModePayload);
       const detailReplacementStrategy =
         normalizeAgentModeDetailReplacementStrategy(agentModePayload);
+      if (detailReplacementStrategy !== "product_only" && !hiddenPromptText) {
+        return NextResponse.json(
+          {
+            code: "bad_request:api",
+            message: DETAIL_REPLACEMENT_PROMPT_PACK_REQUIRED_MESSAGE,
+          },
+          { status: 400 },
+        );
+      }
       if (replacementReferences.length === 0) {
         return NextResponse.json(
           {
@@ -3720,6 +3731,19 @@ export async function POST(request: Request) {
           { status: 400 },
         );
       }
+      if (
+        isDetailReplacementPreset &&
+        detailReplacementStrategy !== "product_only" &&
+        !hiddenPromptText
+      ) {
+        return NextResponse.json(
+          {
+            code: "bad_request:api",
+            message: DETAIL_REPLACEMENT_PROMPT_PACK_REQUIRED_MESSAGE,
+          },
+          { status: 400 },
+        );
+      }
 
       const uploadedImageParts = extractCurrentMessageImageParts(message.parts as any[]);
       const requiredUploadCount = getAgentRequiredUploadCount({

components/agents/AgentGenerationWorkspaceDarkV2.tsx

@@ -3941,6 +3941,15 @@ export function AgentGenerationWorkspaceDarkV2({
       toast.error(`请先查询并选择${skuReferenceSourceLabel}参考图`);
       return;
     }
+    const resolvedWorkflowContext = getLatestWorkflowContext?.() ?? workflowContext;
+    if (
+      isDetailReplacementPreset &&
+      detailReplacementStrategy !== "product_only" &&
+      !String(resolvedWorkflowContext?.promptText || "").trim()
+    ) {
+      toast.error("请先在「风格化提示词配置」里选择提示词组合，再执行详情场景替换");
+      return;
+    }
     const replacementModeType =
       options?.replacementModeType ||
       (isDetailReplacementPreset
@@ -4034,7 +4043,6 @@ export function AgentGenerationWorkspaceDarkV2({
         assetId: isValidChatUuid(attachment.assetId) ? attachment.assetId : undefined,
       });
     });
-    const resolvedWorkflowContext = getLatestWorkflowContext?.() ?? workflowContext;
     let textContent = String(options?.promptText || "").trim() || input.trim();
     if (!textContent && replacementModeType && replacementExecutionCards.length === 1) {
       textContent = "请重新生成当前这张替换结果，保持版式和主体一致。";
@@ -4124,6 +4132,7 @@ export function AgentGenerationWorkspaceDarkV2({
     activeBusinessModeKey,
     detailResultCards,
     detailReplacementReferenceCards.length,
+    detailReplacementStrategy,
     handleRunAiDetailGeneration,
     currentResultModeType,
     getReplacementExecutionCards,