Leopoldadmin
464 lines
17 KiB
TypeScript
464 lines
17 KiB
TypeScript
import React, { useState, useEffect, useRef, useCallback } from 'react';
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import type { GlobalBlockFolder, GlobalBlock } from '../services/api';
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import {
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getGlobalFolders,
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createGlobalFolder,
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renameGlobalFolder,
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deleteGlobalFolder,
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getGlobalBlocks,
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createGlobalBlock,
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renameGlobalBlock,
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deleteGlobalBlock,
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} from '../services/api';
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interface BlockLibraryTreeProps {
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token: string;
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onBlockDragStart: (blockId: string, blockData: string) => void;
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}
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interface FolderNode {
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folder: GlobalBlockFolder;
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children: FolderNode[];
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blocks: GlobalBlock[];
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expanded: boolean;
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}
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const BlockLibraryTree: React.FC<BlockLibraryTreeProps> = ({ token, onBlockDragStart }) => {
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const [folders, setFolders] = useState<GlobalBlockFolder[]>([]);
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const [blocks, setBlocks] = useState<GlobalBlock[]>([]);
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const [expandedIds, setExpandedIds] = useState<Set<string>>(new Set());
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const [renamingId, setRenamingId] = useState<string | null>(null);
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const [renameValue, setRenameValue] = useState('');
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const [contextMenu, setContextMenu] = useState<{
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x: number;
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y: number;
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type: 'folder' | 'block' | 'root';
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id: string | null;
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parentId: string | null;
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} | null>(null);
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const [loading, setLoading] = useState(true);
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const fileInputRef = useRef<HTMLInputElement>(null);
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const [dragOverFolderId, setDragOverFolderId] = useState<string | null>(null);
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const loadData = useCallback(async () => {
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try {
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const [allFolders, allBlocks] = await Promise.all([
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getGlobalFolders(token),
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getGlobalBlocks(token),
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]);
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setFolders(allFolders);
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setBlocks(allBlocks);
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} catch (err) {
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// Silently handle — user will see empty tree
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} finally {
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setLoading(false);
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}
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}, [token]);
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useEffect(() => {
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loadData();
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}, [loadData]);
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// Build tree structure from flat lists
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const buildTree = useCallback((): FolderNode[] => {
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const folderMap = new Map<string, FolderNode>();
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for (const f of folders) {
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folderMap.set(f.id, { folder: f, children: [], blocks: [], expanded: expandedIds.has(f.id) });
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}
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const roots: FolderNode[] = [];
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for (const f of folders) {
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const node = folderMap.get(f.id)!;
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if (f.parent_id && folderMap.has(f.parent_id)) {
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folderMap.get(f.parent_id)!.children.push(node);
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} else {
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roots.push(node);
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}
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}
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// Attach blocks to folders
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for (const b of blocks) {
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if (b.folder_id && folderMap.has(b.folder_id)) {
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folderMap.get(b.folder_id)!.blocks.push(b);
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}
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}
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// Sort children and blocks by name
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const sortRecursive = (nodes: FolderNode[]) => {
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nodes.sort((a, b) => a.folder.name.localeCompare(b.folder.name));
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for (const n of nodes) {
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n.blocks.sort((a, b) => a.name.localeCompare(b.name));
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sortRecursive(n.children);
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}
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};
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sortRecursive(roots);
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return roots;
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}, [folders, blocks, expandedIds]);
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const rootBlocks = blocks.filter(b => !b.folder_id).sort((a, b) => a.name.localeCompare(b.name));
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const tree = buildTree();
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const toggleExpand = (folderId: string) => {
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setExpandedIds(prev => {
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const next = new Set(prev);
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if (next.has(folderId)) next.delete(folderId);
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else next.add(folderId);
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return next;
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});
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};
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const handleCreateFolder = async (parentId: string | null) => {
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const name = window.prompt('Ordner-Name:', 'Neuer Ordner');
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if (!name) return;
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try {
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const created = await createGlobalFolder(token, name, parentId);
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setFolders(prev => [...prev, created]);
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if (parentId) {
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setExpandedIds(prev => new Set(prev).add(parentId));
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}
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} catch {
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window.alert('Fehler beim Erstellen des Ordners');
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}
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};
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const handleRenameFolder = async (id: string, name: string) => {
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if (!name.trim()) return;
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try {
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await renameGlobalFolder(token, id, name);
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setFolders(prev => prev.map(f => f.id === id ? { ...f, name } : f));
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} catch {
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window.alert('Fehler beim Umbenennen des Ordners');
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}
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};
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const handleDeleteFolder = async (id: string) => {
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if (!window.confirm('Ordner und alle Inhalte löschen?')) return;
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try {
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await deleteGlobalFolder(token, id);
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setFolders(prev => prev.filter(f => f.id !== id && f.parent_id !== id));
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// Blocks in deleted folder get folder_id = NULL (SET NULL in schema)
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setBlocks(prev => prev.map(b => b.folder_id === id ? { ...b, folder_id: null } : b));
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} catch {
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window.alert('Fehler beim Löschen des Ordners');
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}
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};
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const handleRenameBlock = async (id: string, name: string) => {
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if (!name.trim()) return;
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try {
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await renameGlobalBlock(token, id, name);
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setBlocks(prev => prev.map(b => b.id === id ? { ...b, name } : b));
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} catch {
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window.alert('Fehler beim Umbenennen des Blocks');
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}
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};
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const handleDeleteBlock = async (id: string) => {
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if (!window.confirm('Block löschen?')) return;
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try {
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await deleteGlobalBlock(token, id);
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setBlocks(prev => prev.filter(b => b.id !== id));
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} catch {
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window.alert('Fehler beim Löschen des Blocks');
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}
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};
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const handleBlockDragStart = (e: React.DragEvent, block: GlobalBlock) => {
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e.dataTransfer.setData('text/global-block-id', block.id);
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e.dataTransfer.setData('text/global-block-data', block.block_data);
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e.dataTransfer.effectAllowed = 'copy';
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onBlockDragStart(block.id, block.block_data);
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};
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const handleFolderDragOver = (e: React.DragEvent, folderId: string) => {
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e.preventDefault();
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e.stopPropagation();
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setDragOverFolderId(folderId);
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};
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const handleFolderDrop = async (e: React.DragEvent, folderId: string) => {
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e.preventDefault();
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e.stopPropagation();
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setDragOverFolderId(null);
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// Drop an SVG file into folder
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const files = e.dataTransfer.files;
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if (files && files.length > 0) {
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const file = files[0];
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if (file.type === 'image/svg+xml' || file.name.endsWith('.svg')) {
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const reader = new FileReader();
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reader.onload = async (ev) => {
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const svgContent = ev.target?.result as string;
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try {
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const created = await createGlobalBlock(token, {
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name: file.name.replace(/\.svg$/i, ''),
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folder_id: folderId,
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block_data: JSON.stringify({ type: 'svg', svg: svgContent }),
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svg_data: svgContent,
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});
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setBlocks(prev => [...prev, created]);
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} catch {
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window.alert('Fehler beim Speichern des SVG-Blocks');
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}
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};
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reader.readAsText(file);
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}
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}
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// Drop a canvas element (text/global-block-data means it's already a global block, skip)
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const canvasElementData = e.dataTransfer.getData('text/canvas-element');
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if (canvasElementData) {
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try {
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const elementData = JSON.parse(canvasElementData);
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const created = await createGlobalBlock(token, {
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name: `Element ${Date.now()}`,
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folder_id: folderId,
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block_data: JSON.stringify(elementData),
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});
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setBlocks(prev => [...prev, created]);
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} catch {
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window.alert('Fehler beim Speichern des Elements als Block');
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}
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}
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};
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const handleSvgImport = (e: React.ChangeEvent<HTMLInputElement>) => {
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const file = e.target.files?.[0];
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if (!file) return;
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const reader = new FileReader();
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reader.onload = async (ev) => {
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const svgContent = ev.target?.result as string;
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try {
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const created = await createGlobalBlock(token, {
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name: file.name.replace(/\.svg$/i, ''),
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block_data: JSON.stringify({ type: 'svg', svg: svgContent }),
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svg_data: svgContent,
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});
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setBlocks(prev => [...prev, created]);
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} catch {
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window.alert('Fehler beim Importieren des SVG');
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}
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};
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reader.readAsText(file);
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e.target.value = '';
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};
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const handleContextMenu = (e: React.MouseEvent, type: 'folder' | 'block' | 'root', id: string | null, parentId: string | null) => {
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e.preventDefault();
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e.stopPropagation();
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setContextMenu({ x: e.clientX, y: e.clientY, type, id, parentId });
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};
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const closeContextMenu = () => setContextMenu(null);
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useEffect(() => {
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if (contextMenu) {
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const handleClick = () => closeContextMenu();
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window.addEventListener('click', handleClick);
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return () => window.removeEventListener('click', handleClick);
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}
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}, [contextMenu]);
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const startRename = (id: string, currentName: string) => {
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setRenamingId(id);
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setRenameValue(currentName);
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};
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const confirmRename = () => {
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if (!renamingId) return;
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const isFolder = folders.some(f => f.id === renamingId);
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if (isFolder) {
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handleRenameFolder(renamingId, renameValue);
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} else {
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handleRenameBlock(renamingId, renameValue);
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}
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setRenamingId(null);
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setRenameValue('');
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};
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const renderFolderNode = (node: FolderNode, depth: number): React.ReactNode => {
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const isRenaming = renamingId === node.folder.id;
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const isDragOver = dragOverFolderId === node.folder.id;
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return (
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<div key={node.folder.id}>
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<div
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className={`tree-item tree-item-folder${isDragOver ? ' drag-over' : ''}`}
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style={{ paddingLeft: `${depth * 16 + 8}px` }}
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onClick={() => toggleExpand(node.folder.id)}
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onContextMenu={(e) => handleContextMenu(e, 'folder', node.folder.id, node.folder.parent_id)}
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onDragOver={(e) => handleFolderDragOver(e, node.folder.id)}
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onDragLeave={() => setDragOverFolderId(null)}
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onDrop={(e) => handleFolderDrop(e, node.folder.id)}
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>
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<span className="tree-toggle">{node.children.length > 0 || node.blocks.length > 0 ? (node.expanded ? '▾' : '▸') : '·'}</span>
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<span className="tree-icon">📁</span>
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{isRenaming ? (
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<input
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type="text"
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className="tree-rename-input"
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value={renameValue}
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autoFocus
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onChange={(e) => setRenameValue(e.target.value)}
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onBlur={confirmRename}
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onKeyDown={(e) => {
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if (e.key === 'Enter') confirmRename();
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if (e.key === 'Escape') { setRenamingId(null); setRenameValue(''); }
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}}
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onClick={(e) => e.stopPropagation()}
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/>
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) : (
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<span
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className="tree-label"
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onDoubleClick={(e) => { e.stopPropagation(); startRename(node.folder.id, node.folder.name); }}
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>
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{node.folder.name}
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</span>
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)}
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<span className="tree-count">{node.blocks.length}</span>
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</div>
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{node.expanded && (
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<div className="tree-children">
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{node.children.map(child => renderFolderNode(child, depth + 1))}
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{node.blocks.map(block => {
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const isBlockRenaming = renamingId === block.id;
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return (
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<div
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key={block.id}
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className="tree-item tree-item-leaf draggable"
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style={{ paddingLeft: `${(depth + 1) * 16 + 8}px` }}
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draggable
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onDragStart={(e) => handleBlockDragStart(e, block)}
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onContextMenu={(e) => handleContextMenu(e, 'block', block.id, block.folder_id)}
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title={block.name}
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>
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<span className="tree-icon">📦</span>
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{isBlockRenaming ? (
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<input
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type="text"
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className="tree-rename-input"
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value={renameValue}
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autoFocus
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onChange={(e) => setRenameValue(e.target.value)}
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onBlur={confirmRename}
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onKeyDown={(e) => {
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if (e.key === 'Enter') confirmRename();
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if (e.key === 'Escape') { setRenamingId(null); setRenameValue(''); }
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}}
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onClick={(e) => e.stopPropagation()}
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/>
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) : (
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<span
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className="tree-label"
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onDoubleClick={(e) => { e.stopPropagation(); startRename(block.id, block.name); }}
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>
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{block.name}
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</span>
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)}
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</div>
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);
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})}
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</div>
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)}
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</div>
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);
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};
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if (loading) {
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return <div className="global-lib-loading">Globale Bibliothek lädt…</div>;
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}
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return (
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<div className="global-lib-tree" onContextMenu={(e) => handleContextMenu(e, 'root', null, null)}>
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<div className="global-lib-header">
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<span className="global-lib-title">🌐 Globale Bibliothek</span>
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<button
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className="global-lib-add-btn"
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title="SVG in globale Bibliothek importieren"
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onClick={() => fileInputRef.current?.click()}
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>
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<svg viewBox="0 0 24 24" width="14" height="14" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="17 8 12 3 7 8"/><line x1="12" y1="3" x2="12" y2="15"/></svg>
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</button>
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<input ref={fileInputRef} type="file" accept=".svg,image/svg+xml" style={{ display: 'none' }} onChange={handleSvgImport} />
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</div>
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<div className="tree tree-global" role="tree" aria-label="Globale Block-Bibliothek">
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{tree.map(node => renderFolderNode(node, 0))}
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{rootBlocks.map(block => {
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const isBlockRenaming = renamingId === block.id;
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return (
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<div
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key={block.id}
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className="tree-item tree-item-leaf draggable"
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draggable
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onDragStart={(e) => handleBlockDragStart(e, block)}
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onContextMenu={(e) => handleContextMenu(e, 'block', block.id, null)}
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title={block.name}
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>
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<span className="tree-icon">📦</span>
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{isBlockRenaming ? (
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<input
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type="text"
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className="tree-rename-input"
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value={renameValue}
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autoFocus
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onChange={(e) => setRenameValue(e.target.value)}
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onBlur={confirmRename}
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onKeyDown={(e) => {
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if (e.key === 'Enter') confirmRename();
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if (e.key === 'Escape') { setRenamingId(null); setRenameValue(''); }
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}}
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/>
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) : (
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<span
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className="tree-label"
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onDoubleClick={(e) => { e.stopPropagation(); startRename(block.id, block.name); }}
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>
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{block.name}
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</span>
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)}
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</div>
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);
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})}
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{folders.length === 0 && blocks.length === 0 && (
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<div className="global-lib-empty">Globale Bibliothek ist leer — Rechtsklick für Ordner</div>
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)}
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</div>
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{contextMenu && (
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<div
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className="context-menu"
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style={{ position: 'fixed', left: contextMenu.x, top: contextMenu.y, zIndex: 10000 }}
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onClick={(e) => e.stopPropagation()}
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>
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{contextMenu.type === 'root' && (
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<>
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<button className="context-menu-item" onClick={() => { handleCreateFolder(null); closeContextMenu(); }}>
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📁 Neuer Ordner
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</button>
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</>
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)}
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{contextMenu.type === 'folder' && contextMenu.id && (
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<>
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<button className="context-menu-item" onClick={() => { handleCreateFolder(contextMenu.id); closeContextMenu(); }}>
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📁 Neuer Unterordner
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</button>
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<button className="context-menu-item" onClick={() => { if (contextMenu.id) startRename(contextMenu.id, folders.find(f => f.id === contextMenu.id)?.name ?? ''); closeContextMenu(); }}>
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✏️ Umbenennen
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</button>
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<button className="context-menu-item danger" onClick={() => { if (contextMenu.id) handleDeleteFolder(contextMenu.id); closeContextMenu(); }}>
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🗑️ Löschen
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</button>
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</>
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)}
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{contextMenu.type === 'block' && contextMenu.id && (
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<>
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<button className="context-menu-item" onClick={() => { if (contextMenu.id) startRename(contextMenu.id, blocks.find(b => b.id === contextMenu.id)?.name ?? ''); closeContextMenu(); }}>
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✏️ Umbenennen
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</button>
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<button className="context-menu-item danger" onClick={() => { if (contextMenu.id) handleDeleteBlock(contextMenu.id); closeContextMenu(); }}>
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🗑️ Löschen
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</button>
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</>
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)}
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</div>
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)}
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</div>
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);
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};
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export default BlockLibraryTree;
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