folder new interface
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m
@@ -0,0 +1,288 @@
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import React, { useMemo, useState, useCallback, useEffect } from 'react';
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import { View, FlatList, StyleSheet, TouchableOpacity, Text, Dimensions, Alert } from 'react-native';
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import { useRoute, useNavigation, RouteProp } from '@react-navigation/native';
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import { NativeStackNavigationProp } from '@react-navigation/native-stack';
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import { MaterialIcons } from '@expo/vector-icons';
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import { useFiles, useFileImage, useDeleteFile } from '../hooks/useFiles';
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import { FileItem, isFolder } from '../types';
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import { FileThumbnail } from '../components/FileThumbnail';
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const NUM_COLUMNS = 3;
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const SCREEN_WIDTH = Dimensions.get('window').width;
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const ITEM_SIZE = (SCREEN_WIDTH - 16 * 2 - (NUM_COLUMNS - 1) * 6) / NUM_COLUMNS;
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type RootStackParamList = {
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Folder: { folderId: string; folderName: string };
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FileDetail: { fileIds: string[]; initialIndex: number };
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};
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type NavigationProp = NativeStackNavigationProp<RootStackParamList>;
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type FolderRouteProp = RouteProp<RootStackParamList, 'Folder'>;
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function FolderGridItem({ file, onPress, onLongPress, selected, onFolderPress }: {
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file: FileItem;
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onPress?: () => void;
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onLongPress?: () => void;
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selected?: boolean;
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onFolderPress?: () => void;
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}) {
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const { data, isLoading } = useFileImage(file.id);
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const folder = isFolder(file);
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return (
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<TouchableOpacity
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style={[styles.gridItem, selected && styles.gridItemSelected]}
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onPress={folder ? onFolderPress : onPress}
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onLongPress={onLongPress}
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delayLongPress={400}
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activeOpacity={0.7}
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>
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<FileThumbnail
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uri={data?.data?.url}
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mimeType={file.mimeType}
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fileName={file.name}
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size={ITEM_SIZE}
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isLoading={isLoading}
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/>
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{selected && (
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<View style={styles.selectedOverlay}>
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<View style={styles.checkCircle}>
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<MaterialIcons name="check" size={18} color="#fff" />
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</View>
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</View>
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)}
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<Text style={styles.fileName} numberOfLines={1}>{file.name}</Text>
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</TouchableOpacity>
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);
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}
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export function FolderScreen() {
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const route = useRoute<FolderRouteProp>();
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const navigation = useNavigation<NavigationProp>();
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const { folderId, folderName } = route.params;
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const { data, isLoading, error } = useFiles();
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const deleteFile = useDeleteFile();
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const [selectedIds, setSelectedIds] = useState<Set<string>>(new Set());
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const selectionMode = selectedIds.size > 0;
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useEffect(() => {
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navigation.setOptions({ title: folderName });
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}, [navigation, folderName]);
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const files = useMemo(() => {
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const all = data?.data ?? [];
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return all.filter((f) => f.parentFileId === folderId);
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}, [data, folderId]);
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const fileIdToIndex = useMemo(() => {
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const map = new Map<string, number>();
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files.forEach((f, i) => map.set(f.id, i));
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return map;
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}, [files]);
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const toggleSelection = useCallback((id: string) => {
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setSelectedIds((prev) => {
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const next = new Set(prev);
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if (next.has(id)) next.delete(id);
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else next.add(id);
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return next;
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});
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}, []);
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const clearSelection = useCallback(() => {
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setSelectedIds(new Set());
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}, []);
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const handleDelete = useCallback(() => {
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const count = selectedIds.size;
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if (count === 0) return;
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Alert.alert(
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'Supprimer',
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`Supprimer ${count === 1 ? 'ce fichier' : `ces ${count} fichiers`} ?`,
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[
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{ text: 'Annuler', style: 'cancel' },
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{
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text: 'Supprimer',
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style: 'destructive',
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onPress: async () => {
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for (const id of selectedIds) {
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await deleteFile.mutateAsync(id);
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}
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setSelectedIds(new Set());
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},
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},
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]
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);
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}, [selectedIds, deleteFile]);
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const handleItemPress = useCallback((file: FileItem) => {
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if (selectionMode) {
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toggleSelection(file.id);
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} else if (isFolder(file)) {
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navigation.push('Folder', { folderId: file.id, folderName: file.name });
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} else {
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navigation.navigate('FileDetail', {
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fileIds: files.map((f) => f.id),
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initialIndex: fileIdToIndex.get(file.id) ?? 0,
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});
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}
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}, [selectionMode, toggleSelection, navigation, files, fileIdToIndex]);
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const handleItemLongPress = useCallback((file: FileItem) => {
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if (!selectionMode) toggleSelection(file.id);
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}, [selectionMode, toggleSelection]);
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if (isLoading) {
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return (
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<View style={styles.center}>
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<Text style={styles.infoText}>Chargement...</Text>
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</View>
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);
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}
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if (error) {
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return (
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<View style={styles.center}>
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<Text style={styles.infoText}>Erreur de chargement</Text>
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</View>
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);
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}
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return (
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<View style={styles.container}>
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<FlatList
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data={files}
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keyExtractor={(item) => item.id}
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contentContainerStyle={styles.list}
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ListEmptyComponent={
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<View style={styles.empty}>
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<MaterialIcons name="folder-open" size={48} color="#ccc" />
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<Text style={styles.emptyText}>Dossier vide</Text>
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</View>
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}
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renderItem={({ item: file }) => (
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<FolderGridItem
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file={file}
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selected={selectedIds.has(file.id)}
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onPress={() => handleItemPress(file)}
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onLongPress={() => handleItemLongPress(file)}
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onFolderPress={() => navigation.push('Folder', { folderId: file.id, folderName: file.name })}
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/>
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)}
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/>
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{selectionMode && (
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<View style={styles.selectionBar}>
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<View style={styles.selectionHeader}>
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<TouchableOpacity onPress={clearSelection} style={styles.cancelBtn}>
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<MaterialIcons name="close" size={22} color="#333" />
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</TouchableOpacity>
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<Text style={styles.selectionCount}>
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{selectedIds.size} sélectionnée{selectedIds.size > 1 ? 's' : ''}
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</Text>
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</View>
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<TouchableOpacity style={styles.deleteBtn} onPress={handleDelete}>
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<MaterialIcons name="delete" size={20} color="#F44336" />
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<Text style={styles.deleteText}>Supprimer</Text>
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</TouchableOpacity>
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</View>
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)}
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</View>
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);
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}
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const styles = StyleSheet.create({
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container: {
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flex: 1,
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backgroundColor: '#f5f5f5',
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},
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center: {
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flex: 1,
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justifyContent: 'center',
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alignItems: 'center',
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},
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infoText: {
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fontSize: 16,
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color: '#666',
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},
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list: {
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padding: 15,
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},
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empty: {
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paddingVertical: 60,
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alignItems: 'center',
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gap: 12,
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},
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emptyText: {
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fontSize: 16,
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color: '#999',
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},
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gridItem: {
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width: ITEM_SIZE,
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},
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gridItemSelected: {
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opacity: 0.85,
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},
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selectedOverlay: {
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position: 'absolute',
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top: 0,
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left: 0,
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right: 0,
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bottom: 18,
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justifyContent: 'flex-start',
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alignItems: 'flex-end',
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padding: 4,
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},
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checkCircle: {
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width: 24,
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height: 24,
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borderRadius: 12,
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backgroundColor: '#1976D2',
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justifyContent: 'center',
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alignItems: 'center',
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},
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fileName: {
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fontSize: 11,
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color: '#666',
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marginTop: 4,
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textAlign: 'center',
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},
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selectionBar: {
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backgroundColor: '#fff',
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borderTopWidth: 1,
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borderTopColor: '#e0e0e0',
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paddingHorizontal: 16,
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paddingVertical: 12,
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},
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selectionHeader: {
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flexDirection: 'row',
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alignItems: 'center',
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justifyContent: 'space-between',
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marginBottom: 12,
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},
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cancelBtn: {
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padding: 4,
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},
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selectionCount: {
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fontSize: 16,
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fontWeight: '600',
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color: '#333',
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},
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deleteBtn: {
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flexDirection: 'row',
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alignItems: 'center',
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justifyContent: 'center',
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paddingVertical: 10,
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borderRadius: 8,
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borderWidth: 1.5,
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borderColor: '#F44336',
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gap: 6,
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},
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deleteText: {
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fontSize: 15,
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fontWeight: '600',
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color: '#F44336',
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},
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});
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