feat: remove email requirement for recipients (#2040)

packages/lib/client-only/hooks/use-autosave.ts

@@ -1,23 +1,56 @@
 import { useCallback, useEffect, useRef } from 'react';
 
-export const useAutoSave = <T>(onSave: (data: T) => Promise<void>) => {
-  const saveTimeoutRef = useRef<NodeJS.Timeout>();
+type SaveRequest<T, R> = {
+  data: T;
+  onResponse?: (response: R) => void;
+};
 
-  const saveFormData = async (data: T) => {
-    try {
-      await onSave(data);
-    } catch (error) {
-      console.error('Auto-save failed:', error);
+export const useAutoSave = <T, R = void>(
+  onSave: (data: T) => Promise<R>,
+  options: { delay?: number } = {},
+) => {
+  const { delay = 2000 } = options;
+
+  const saveTimeoutRef = useRef<NodeJS.Timeout>();
+  const saveQueueRef = useRef<SaveRequest<T, R>[]>([]);
+  const isProcessingRef = useRef(false);
+
+  const processQueue = async () => {
+    if (isProcessingRef.current || saveQueueRef.current.length === 0) {
+      return;
     }
+
+    isProcessingRef.current = true;
+
+    while (saveQueueRef.current.length > 0) {
+      const request = saveQueueRef.current.shift()!;
+
+      try {
+        const response = await onSave(request.data);
+        request.onResponse?.(response);
+      } catch (error) {
+        console.error('Auto-save failed:', error);
+      }
+    }
+
+    isProcessingRef.current = false;
   };
 
-  const scheduleSave = useCallback((data: T) => {
-    if (saveTimeoutRef.current) {
-      clearTimeout(saveTimeoutRef.current);
-    }
+  const saveFormData = async (data: T, onResponse?: (response: R) => void) => {
+    saveQueueRef.current.push({ data, onResponse });
+    await processQueue();
+  };
 
-    saveTimeoutRef.current = setTimeout(() => void saveFormData(data), 2000);
-  }, []);
+  const scheduleSave = useCallback(
+    (data: T, onResponse?: (response: R) => void) => {
+      if (saveTimeoutRef.current) {
+        clearTimeout(saveTimeoutRef.current);
+      }
+
+      saveTimeoutRef.current = setTimeout(() => void saveFormData(data, onResponse), delay);
+    },
+    [delay],
+  );
 
   useEffect(() => {
     return () => {