load local files

mobile/hooks/useLocalFiles.ts

@@ -0,0 +1,44 @@
+import { useMemo } from 'react';
+import { useDeviceFiles } from './useDeviceFiles';
+import { localFileRegistry } from '../services/localFileRegistry';
+import { LocalFileEntry } from '../types';
+
+export function useLocalFiles() {
+  const { files: deviceFiles, isLoading: deviceLoading, hasPermission, requestPermission, rescan } = useDeviceFiles();
+
+  const registryEntries = useMemo(() => localFileRegistry.getAll(), []);
+
+  const localFiles = useMemo(() => {
+    const merged = new Map<string, LocalFileEntry>();
+
+    for (const entry of registryEntries) {
+      merged.set(entry.id, entry);
+    }
+
+    for (const df of deviceFiles) {
+      if (!merged.has(df.id)) {
+        merged.set(df.id, {
+          id: df.id,
+          localUri: df.uri,
+          name: df.name,
+          mimeType: df.mimeType,
+          size: df.size,
+          syncStatus: 'local',
+          createdAt: df.createdAt,
+        });
+      }
+    }
+
+    const result = Array.from(merged.values());
+    console.log(`[useLocalFiles] registry=${registryEntries.length} device=${deviceFiles.length} merged=${result.length}`);
+    return result;
+  }, [deviceFiles, registryEntries]);
+
+  return {
+    localFiles,
+    isLoading: deviceLoading,
+    hasPermission,
+    requestPermission,
+    rescan,
+  };
+}