454 lines
14 KiB
JavaScript
454 lines
14 KiB
JavaScript
const workspace = document.querySelector('#workspace');
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const statusText = document.querySelector('#statusText');
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const API_BASE = window.UNAV_API_BASE || '/api';
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const state = {
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config: null,
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windows: [],
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focusedId: null,
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selectedEntry: null,
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jobs: new Map(),
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nextWindowId: 1,
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zIndex: 20
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};
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const icons = {
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directory: 'Folder',
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file: 'File',
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symlink: 'Link',
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other: 'Item'
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};
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document.querySelector('#newExplorerButton').addEventListener('click', () => openExplorer());
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document.querySelector('#newPropertiesButton').addEventListener('click', () => openProperties());
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document.querySelector('#newQueueButton').addEventListener('click', () => openQueue());
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init();
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async function init() {
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try {
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state.config = await api(apiUrl('config'));
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statusText.textContent = `${state.config.roots.length} Root, ${state.config.readOnly ? 'Read-only' : 'Schreibzugriff aktiv'}`;
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openExplorer(state.config.roots[0].path);
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openProperties();
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openQueue();
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} catch (error) {
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statusText.textContent = error.message;
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}
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}
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function openExplorer(initialPath = state.config?.roots[0]?.path) {
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const win = createWindow('Explorer', 'explorer', {
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width: 760,
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height: 460,
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x: 24 + state.windows.length * 24,
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y: 20 + state.windows.length * 20,
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data: {
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path: initialPath,
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entries: [],
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selectedPath: null,
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loading: false,
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error: null
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}
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});
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loadExplorer(win, initialPath);
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return win;
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}
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function openProperties() {
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return createWindow('Eigenschaften', 'properties', {
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width: 420,
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height: 320,
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x: 160,
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y: 90,
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data: {}
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});
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}
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function openQueue() {
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return createWindow('Transfers', 'queue', {
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width: 440,
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height: 340,
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x: 250,
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y: 130,
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data: {}
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});
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}
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function createWindow(title, kind, options) {
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const id = `win-${state.nextWindowId++}`;
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const win = {
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id,
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kind,
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title,
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x: options.x,
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y: options.y,
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width: options.width,
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height: options.height,
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maximized: false,
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zIndex: ++state.zIndex,
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data: options.data || {}
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};
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state.windows.push(win);
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state.focusedId = id;
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render();
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return win;
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}
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function render() {
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workspace.innerHTML = '';
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for (const win of state.windows) {
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workspace.appendChild(renderWindow(win));
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}
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}
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function renderWindow(win) {
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const el = document.createElement('section');
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el.className = `window ${state.focusedId === win.id ? 'focused' : ''} ${win.maximized ? 'maximized' : ''}`;
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el.style.left = `${win.maximized ? 0 : win.x}px`;
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el.style.top = `${win.maximized ? 0 : win.y}px`;
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el.style.width = `${win.maximized ? workspace.clientWidth : win.width}px`;
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el.style.height = `${win.maximized ? workspace.clientHeight : win.height}px`;
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el.style.zIndex = win.zIndex;
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el.dataset.windowId = win.id;
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el.addEventListener('pointerdown', () => focusWindow(win));
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const titlebar = document.createElement('div');
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titlebar.className = 'titlebar';
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titlebar.innerHTML = `
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<strong>${escapeHtml(windowTitle(win))}</strong>
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<div class="window-actions">
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<button class="icon" data-action="maximize" title="Maximieren">${win.maximized ? '↙' : '□'}</button>
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<button class="icon" data-action="close" title="Schließen">×</button>
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</div>
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`;
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titlebar.addEventListener('pointerdown', (event) => startDragWindow(event, win));
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titlebar.querySelector('[data-action="maximize"]').addEventListener('click', (event) => {
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event.stopPropagation();
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win.maximized = !win.maximized;
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focusWindow(win);
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render();
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});
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titlebar.querySelector('[data-action="close"]').addEventListener('click', (event) => {
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event.stopPropagation();
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state.windows = state.windows.filter((item) => item.id !== win.id);
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state.focusedId = state.windows.at(-1)?.id || null;
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render();
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});
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const body = document.createElement('div');
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body.className = 'window-body';
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if (win.kind === 'explorer') renderExplorer(body, win);
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if (win.kind === 'properties') renderProperties(body);
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if (win.kind === 'queue') renderQueue(body);
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el.append(titlebar, body);
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if (!win.maximized) {
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const resize = document.createElement('div');
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resize.className = 'resize-handle';
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resize.addEventListener('pointerdown', (event) => startResizeWindow(event, win));
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el.appendChild(resize);
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}
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return el;
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}
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function renderExplorer(body, win) {
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const data = win.data;
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body.innerHTML = `
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<div class="pathbar">
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<button data-action="up">Auf</button>
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<input value="${escapeAttr(data.path || '')}" aria-label="Pfad">
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<button data-action="go">Öffnen</button>
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<button data-action="refresh">Neu laden</button>
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</div>
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<div class="drop-zone ${data.dragOver ? 'drag-over' : ''}">
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${data.error ? `<p class="muted">${escapeHtml(data.error)}</p>` : ''}
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${data.loading ? '<p class="muted">Lade...</p>' : renderFileTable(data.entries || [])}
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</div>
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`;
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const input = body.querySelector('input');
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body.querySelector('[data-action="go"]').addEventListener('click', () => loadExplorer(win, input.value));
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body.querySelector('[data-action="refresh"]').addEventListener('click', () => loadExplorer(win, data.path));
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body.querySelector('[data-action="up"]').addEventListener('click', () => loadExplorer(win, parentPath(data.path)));
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const dropZone = body.querySelector('.drop-zone');
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dropZone.addEventListener('dragover', (event) => {
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event.preventDefault();
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data.dragOver = true;
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dropZone.classList.add('drag-over');
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});
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dropZone.addEventListener('dragleave', () => {
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data.dragOver = false;
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dropZone.classList.remove('drag-over');
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});
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dropZone.addEventListener('drop', async (event) => {
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event.preventDefault();
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data.dragOver = false;
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dropZone.classList.remove('drag-over');
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await handleDrop(event, win, data.path);
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});
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for (const row of body.querySelectorAll('.file-row')) {
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const entry = data.entries.find((item) => item.path === row.dataset.path);
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row.addEventListener('click', () => selectEntry(win, entry));
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row.addEventListener('dblclick', () => {
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if (entry.type === 'directory') {
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loadExplorer(win, entry.path);
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}
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});
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row.addEventListener('dragstart', (event) => {
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event.dataTransfer.setData('application/x-u-navigator-path', entry.path);
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event.dataTransfer.effectAllowed = 'copyMove';
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});
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row.addEventListener('dragover', (event) => {
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if (entry.type === 'directory') {
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event.preventDefault();
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event.dataTransfer.dropEffect = event.altKey ? 'copy' : 'move';
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}
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});
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row.addEventListener('drop', async (event) => {
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if (entry.type !== 'directory') return;
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event.preventDefault();
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await handleDrop(event, win, entry.path);
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});
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}
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}
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function renderFileTable(entries) {
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if (!entries.length) {
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return '<p class="muted">Dieser Ordner ist leer. Dateien können hier abgelegt werden.</p>';
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}
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const rows = entries.map((entry) => `
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<tr class="file-row" draggable="true" data-path="${escapeAttr(entry.path)}">
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<td><span class="name-cell"><span class="badge">${icons[entry.type] || 'Item'}</span>${escapeHtml(entry.name)}</span></td>
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<td>${entry.type}</td>
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<td>${entry.type === 'file' ? formatBytes(entry.size) : ''}</td>
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<td>${new Date(entry.modifiedAt).toLocaleString()}</td>
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</tr>
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`).join('');
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return `
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<table class="file-table">
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<thead><tr><th>Name</th><th>Typ</th><th>Größe</th><th>Geändert</th></tr></thead>
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<tbody>${rows}</tbody>
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</table>
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`;
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}
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function renderProperties(body) {
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const entry = state.selectedEntry;
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if (!entry) {
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body.innerHTML = '<p class="muted">Keine Datei ausgewählt.</p>';
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return;
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}
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body.classList.add('properties');
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body.innerHTML = `
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<dl>
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<dt>Name</dt><dd>${escapeHtml(entry.name)}</dd>
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<dt>Typ</dt><dd>${escapeHtml(entry.type)}</dd>
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<dt>Pfad</dt><dd>${escapeHtml(entry.path)}</dd>
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<dt>Größe</dt><dd>${formatBytes(entry.size)}</dd>
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<dt>Geändert</dt><dd>${new Date(entry.modifiedAt).toLocaleString()}</dd>
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</dl>
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`;
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}
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function renderQueue(body) {
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const jobs = [...state.jobs.values()].reverse();
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if (!jobs.length) {
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body.innerHTML = '<p class="muted">Keine Transfers.</p>';
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return;
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}
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body.innerHTML = `<div class="queue-list">${jobs.map((job) => `
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<article class="job">
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<strong>${escapeHtml(job.type)} #${escapeHtml(job.id)}</strong>
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<div class="muted">${escapeHtml(job.status)} · ${escapeHtml(job.message || '')}</div>
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<div class="progress"><div style="width:${Number(job.progress) || 0}%"></div></div>
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</article>
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`).join('')}</div>`;
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}
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async function loadExplorer(win, targetPath) {
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win.data.loading = true;
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win.data.error = null;
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win.data.path = targetPath;
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render();
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try {
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const result = await api(apiUrl(`list.php?path=${encodeURIComponent(targetPath)}`));
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win.data.path = result.path;
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win.data.entries = result.entries;
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} catch (error) {
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win.data.error = error.message;
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} finally {
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win.data.loading = false;
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render();
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}
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}
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async function handleDrop(event, win, targetPath) {
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if (state.config.readOnly) {
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alert('Read-only mode ist aktiv.');
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return;
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}
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const internalPath = event.dataTransfer.getData('application/x-u-navigator-path');
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if (internalPath) {
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const name = internalPath.split('/').filter(Boolean).at(-1);
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const destination = `${targetPath.replace(/\/$/, '')}/${name}`;
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await createJob(event.altKey ? 'copy' : 'move', internalPath, destination);
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await loadExplorer(win, win.data.path);
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return;
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}
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if (event.dataTransfer.files.length) {
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const form = new FormData();
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for (const file of event.dataTransfer.files) {
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form.append('files', file, file.name);
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}
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await fetchChecked(apiUrl(`upload.php?path=${encodeURIComponent(targetPath)}`), {
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method: 'POST',
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body: form
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});
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await loadExplorer(win, targetPath);
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}
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}
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async function createJob(type, source, destination) {
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const job = await api(apiUrl(`job.php?action=${encodeURIComponent(type)}`), {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ source, destination })
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});
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state.jobs.set(job.id, job);
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pollJob(job.id);
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render();
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}
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async function pollJob(id) {
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const job = await api(apiUrl(`job.php?id=${encodeURIComponent(id)}`));
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state.jobs.set(id, job);
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render();
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if (['queued', 'running', 'cancel_requested'].includes(job.status)) {
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setTimeout(() => pollJob(id), 700);
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}
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}
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function selectEntry(win, entry) {
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win.data.selectedPath = entry.path;
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state.selectedEntry = entry;
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focusWindow(win);
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render();
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}
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function focusWindow(win) {
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state.focusedId = win.id;
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win.zIndex = ++state.zIndex;
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}
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function startDragWindow(event, win) {
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if (event.target.closest('button') || win.maximized) return;
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event.preventDefault();
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const startX = event.clientX;
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const startY = event.clientY;
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const originX = win.x;
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const originY = win.y;
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const pointerId = event.pointerId;
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event.currentTarget.setPointerCapture(pointerId);
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const move = (moveEvent) => {
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win.x = clamp(originX + moveEvent.clientX - startX, 0, Math.max(0, workspace.clientWidth - 120));
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win.y = clamp(originY + moveEvent.clientY - startY, 0, Math.max(0, workspace.clientHeight - 80));
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render();
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};
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const up = () => {
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window.removeEventListener('pointermove', move);
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window.removeEventListener('pointerup', up);
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};
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window.addEventListener('pointermove', move);
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window.addEventListener('pointerup', up);
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}
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function startResizeWindow(event, win) {
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event.preventDefault();
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event.stopPropagation();
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const startX = event.clientX;
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const startY = event.clientY;
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const originWidth = win.width;
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const originHeight = win.height;
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const move = (moveEvent) => {
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win.width = Math.max(320, originWidth + moveEvent.clientX - startX);
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win.height = Math.max(280, originHeight + moveEvent.clientY - startY);
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render();
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};
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const up = () => {
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window.removeEventListener('pointermove', move);
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window.removeEventListener('pointerup', up);
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};
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window.addEventListener('pointermove', move);
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window.addEventListener('pointerup', up);
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}
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async function api(url, options) {
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const response = await fetchChecked(url, options);
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return response.json();
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}
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async function fetchChecked(url, options) {
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const response = await fetch(url, options);
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if (!response.ok) {
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let message = `${response.status} ${response.statusText}`;
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try {
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message = (await response.json()).error || message;
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} catch {}
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throw new Error(message);
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}
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return response;
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}
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function windowTitle(win) {
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if (win.kind === 'explorer') {
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return `Explorer · ${win.data.path || ''}`;
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}
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return win.title;
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}
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function parentPath(value) {
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const parts = String(value || '').split('/').filter(Boolean);
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if (parts.length <= 1) return value;
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return `/${parts.slice(0, -1).join('/')}`;
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}
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function formatBytes(bytes) {
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const value = Number(bytes || 0);
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if (value < 1024) return `${value} B`;
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if (value < 1024 * 1024) return `${(value / 1024).toFixed(1)} KB`;
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if (value < 1024 * 1024 * 1024) return `${(value / 1024 / 1024).toFixed(1)} MB`;
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return `${(value / 1024 / 1024 / 1024).toFixed(1)} GB`;
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}
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function escapeHtml(value) {
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return String(value ?? '').replace(/[&<>"']/g, (char) => ({
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'&': '&',
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'<': '<',
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'>': '>',
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'"': '"',
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"'": '''
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})[char]);
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}
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function escapeAttr(value) {
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return escapeHtml(value);
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}
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function clamp(value, min, max) {
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return Math.max(min, Math.min(max, value));
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}
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function apiUrl(path) {
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return `${API_BASE.replace(/\/$/, '')}/${path.replace(/^\//, '')}`;
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}
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