[Init] Initial commit - NetMesh terminal manager

application/state/sftp/useSftpTransferLifecycle.ts

@@ -0,0 +1,26 @@
+import { useEffect, useLayoutEffect, useRef } from "react";
+
+import { sftpTransferCenterStore } from "../sftpTransferCenterStore";
+
+export function useReportSftpTransferOwnerActivity(params: {
+  ownerId: string;
+  activeTransfersCount: number;
+  onActiveTransfersChange?: (count: number) => void;
+}) {
+  const onChangeRef = useRef(params.onActiveTransfersChange);
+  onChangeRef.current = params.onActiveTransfersChange;
+
+  useLayoutEffect(() => {
+    onChangeRef.current?.(params.activeTransfersCount);
+  }, [params.activeTransfersCount]);
+
+  useEffect(() => () => {
+    const unfinished = sftpTransferCenterStore.getSnapshot().tasks.filter((task) => (
+      task.ownerId === params.ownerId
+      && !task.parentTaskId
+      && task.status !== "completed"
+      && task.status !== "cancelled"
+    )).length;
+    onChangeRef.current?.(unfinished);
+  }, [params.ownerId]);
+}