94 lines
2.7 KiB
TypeScript
94 lines
2.7 KiB
TypeScript
import { useState, useEffect, useCallback } from 'react';
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import * as MediaLibrary from 'expo-media-library/legacy';
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import { LocalFileEntry } from '../types';
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export interface DeviceFile {
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id: string;
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uri: string;
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name: string;
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mimeType: string;
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size: number;
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createdAt: string;
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}
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export function useDeviceFiles() {
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const [files, setFiles] = useState<DeviceFile[]>([]);
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const [isLoading, setIsLoading] = useState(false);
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const [hasPermission, setHasPermission] = useState(false);
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const requestPermission = useCallback(async () => {
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const req = await MediaLibrary.requestPermissionsAsync();
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console.log('[useDeviceFiles] requestPermission status:', req.status, 'granted:', req.granted, 'canAskAgain:', req.canAskAgain);
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if (req.granted) {
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setHasPermission(true);
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return true;
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}
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const check = await MediaLibrary.getPermissionsAsync();
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console.log('[useDeviceFiles] getPermissionsAsync status:', check.status, 'granted:', check.granted);
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const granted = check.granted;
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setHasPermission(granted);
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return granted;
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}, []);
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const loadAssets = useCallback(async () => {
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console.log('[useDeviceFiles] loadAssets called');
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setIsLoading(true);
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try {
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const result = await MediaLibrary.getAssetsAsync({
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first: 500,
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mediaType: ['photo', 'video'],
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sortBy: 'creationTime',
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});
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const deviceFiles: DeviceFile[] = result.assets.map((asset) => ({
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id: asset.id,
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uri: asset.uri,
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name: asset.filename,
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mimeType: asset.mediaType === 'video' ? 'video/mp4' : 'image/jpeg',
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size: 0,
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createdAt: asset.creationTime
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? new Date(asset.creationTime).toISOString()
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: new Date().toISOString(),
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}));
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setFiles(deviceFiles);
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console.log('[useDeviceFiles] loaded', deviceFiles.length, 'files');
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} catch (err) {
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console.error('[useDeviceFiles] scan error:', err);
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setFiles([]);
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} finally {
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setIsLoading(false);
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}
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}, []);
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useEffect(() => {
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requestPermission().then((granted) => {
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console.log('[useDeviceFiles] mount permission result:', granted);
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if (granted) {
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loadAssets();
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}
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});
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}, []);
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const rescan = useCallback(async () => {
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const granted = await requestPermission();
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if (granted) {
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await loadAssets();
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}
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}, [requestPermission, loadAssets]);
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return { files, isLoading, hasPermission, requestPermission, rescan };
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}
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export function deviceFileToLocalEntry(deviceFile: DeviceFile): LocalFileEntry {
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return {
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id: deviceFile.id,
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localUri: deviceFile.uri,
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name: deviceFile.name,
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mimeType: deviceFile.mimeType,
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size: deviceFile.size,
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syncStatus: 'local',
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createdAt: deviceFile.createdAt,
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};
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}
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