demo

src/app/api/skills/builder/route.ts

@@ -0,0 +1,60 @@
+import { apiError } from "@/lib/api";
+import {
+  getBuilderRunEvents,
+  getOrStartBuilderRun,
+} from "@/lib/builder-runs";
+import { encodeSse, sseResponse } from "@/lib/sse";
+import { builderRequestSchema } from "@/lib/validation";
+
+export const runtime = "nodejs";
+export const maxDuration = 120;
+
+const terminalStatuses = new Set(["complete", "stopped", "error"]);
+
+export async function POST(request: Request) {
+  try {
+    const input = builderRequestSchema.parse(await request.json());
+    const run = getOrStartBuilderRun(input);
+    let cursor = input.afterSeq;
+
+    const stream = new ReadableStream<Uint8Array>({
+      async start(controller) {
+        try {
+          while (!request.signal.aborted) {
+            const snapshot = getBuilderRunEvents(run.id, cursor);
+            if (!snapshot) {
+              controller.enqueue(
+                encodeSse({ type: "error", message: "节点任务已过期" }),
+              );
+              controller.close();
+              return;
+            }
+
+            for (const event of snapshot.events) {
+              controller.enqueue(encodeSse(event));
+              cursor = Math.max(cursor, event.seq ?? cursor);
+            }
+
+            if (terminalStatuses.has(snapshot.status)) {
+              controller.close();
+              return;
+            }
+
+            await new Promise((resolve) => setTimeout(resolve, 100));
+          }
+        } catch {
+          try {
+            controller.close();
+          } catch {
+            // A disconnected editor can reconnect with the last event seq.
+          }
+        }
+      },
+    });
+
+    return sseResponse(stream);
+  } catch (error) {
+    return apiError(error, "无法处理 Skill 对话");
+  }
+}
+