sync files

mobile/hooks/useSyncQueue.ts

@@ -0,0 +1,54 @@
+import { useState, useEffect, useCallback } from 'react';
+import { createMMKV } from 'react-native-mmkv';
+import { localFileRegistry } from '../services/localFileRegistry';
+import { safDirectory } from '../services/safDirectory';
+import { useDeviceFiles } from './useDeviceFiles';
+
+const syncStateStorage = createMMKV({ id: 'vaultdrop-sync-state' });
+
+export function getIsSyncing(): boolean {
+  return syncStateStorage.getString('is_syncing') === 'true';
+}
+
+export function setIsSyncing(value: boolean) {
+  syncStateStorage.set('is_syncing', value ? 'true' : 'false');
+}
+
+export function useSyncQueue() {
+  const [pendingCount, setPendingCount] = useState(0);
+  const [isSyncing, setIsSyncingState] = useState(() => getIsSyncing());
+  const { folders } = useDeviceFiles();
+
+  const refresh = useCallback(() => {
+    const allFolders = safDirectory.getAll();
+    const syncFolderIds = new Set(
+      allFolders.filter((f) => f.syncMode !== 'none').map((f) => f.id)
+    );
+
+    if (syncFolderIds.size === 0) {
+      setPendingCount(0);
+      setIsSyncingState(getIsSyncing());
+      return;
+    }
+
+    const registry = localFileRegistry.getAll();
+    let count = 0;
+    for (const entry of registry) {
+      if (entry.backendFileId) continue;
+      if (entry.syncStatus !== 'local') continue;
+      if (entry.folderId && !syncFolderIds.has(entry.folderId)) continue;
+      count++;
+    }
+
+    setPendingCount(count);
+    setIsSyncingState(getIsSyncing());
+  }, []);
+
+  useEffect(() => {
+    refresh();
+    const interval = setInterval(refresh, 5000);
+    return () => clearInterval(interval);
+  }, [refresh]);
+
+  return { pendingCount, isSyncing, refresh };
+}