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// UI mode: studio (level 3). Chat + artifact pane fed by the real VFS.
class UIStudioMode {
constructor() { this.commands = {}; this.terminal = null; }
requirements() { return { met: true, missing: [] }; }
getHelpInfo() { return {}; }
registerCommands() {}
init(terminal) {
this.terminal = terminal;
if (!terminal.uiShell) return;
terminal.uiShell.registerMode({
id: 'studio', label: 'Studio', level: 3, icon: '🎨',
tagline: 'Chat plus a place for your files.',
mount: (api) => this.mount(api)
});
}
mount(api) {
api.injectCSS('studio', `
body[data-ui-mode="studio"] #ui-root { display: grid; grid-template-columns: 1.15fr .85fr; min-height: 0; }
#st-left { display: flex; flex-direction: column; min-width: 0; min-height: 0;
border-right: 1px solid var(--border-color); }
#st-left-bar { flex: 0 0 auto; padding: 8px 10px; border-bottom: 1px solid var(--border-color);
display: flex; gap: 6px; align-items: center; background: var(--bg-secondary); }
#st-left-bar .title { flex: 1 1 auto; font-weight: 600; font-size: .95em; }
#st-chat { flex: 1 1 auto; min-height: 0; overflow-y: auto; padding: 10px; }
#st-composer { flex: 0 0 auto; padding: 8px; border-top: 1px solid var(--border-color); }
#st-composer #input-area { display: flex; gap: 6px; align-items: flex-end; }
#st-composer .prompt-label, #st-composer #autocomplete-dropdown { display: none; }
#st-composer #command-input { width: 100%; font-family: inherit; font-size: .95em; }
#st-right { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
#st-tabs { flex: 0 0 auto; display: flex; gap: 2px; padding: 6px 8px 0; background: var(--bg-secondary);
border-bottom: 1px solid var(--border-color); overflow-x: auto; }
#st-tabs button { min-height: 40px; padding: 6px 12px; background: transparent; border: 1px solid transparent;
border-bottom: 0; color: var(--text-muted); font: inherit; font-size: .85em; cursor: pointer; border-radius: 8px 8px 0 0; }
#st-tabs button.active { background: var(--bg-tertiary); color: var(--text-color); border-color: var(--border-color); }
#st-body { flex: 1 1 auto; min-height: 0; overflow: auto; padding: 10px; }
#st-body ul { list-style: none; margin: 0; padding: 0; }
#st-body li { padding: 9px 10px; border: 1px solid var(--border-color); border-radius: 8px;
margin-bottom: 6px; cursor: pointer; display: flex; gap: 8px; align-items: center; font-size: .9em; }
#st-body li:active { background: var(--bg-tertiary); }
#st-body .dir { color: var(--info-color); }
#st-body .size { margin-left: auto; color: var(--text-muted); font-size: .8em; }
#st-preview { white-space: pre-wrap; word-break: break-word; font-size: .85em; line-height: 1.5; }
@media (max-width: 820px) {
body[data-ui-mode="studio"] #ui-root { grid-template-columns: 1fr; grid-template-rows: 1fr auto; }
#st-left { border-right: 0; }
#st-right { border-top: 1px solid var(--border-color); max-height: 42vh; }
}
`);
const root = api.root;
root.innerHTML = '';
const left = api.el('div', { id: 'st-left' });
const leftBar = api.el('div', { id: 'st-left-bar' });
leftBar.appendChild(api.el('span', { class: 'title', text: 'Chat' }));
const styleBtn = api.el('button', { class: 'wx11-btn', text: '⇄' });
styleBtn.addEventListener('click', () => api.exec('ui picker'));
leftBar.appendChild(styleBtn);
const chat = api.el('div', { id: 'st-chat' });
const composer = api.el('div', { id: 'st-composer' });
left.appendChild(leftBar); left.appendChild(chat); left.appendChild(composer);
const right = api.el('div', { id: 'st-right' });
const tabs = api.el('div', { id: 'st-tabs' });
const bodyEl = api.el('div', { id: 'st-body' });
right.appendChild(tabs); right.appendChild(bodyEl);
root.appendChild(left); root.appendChild(right);
api.attach(chat, api.stock.output);
api.attach(composer, api.stock.input);
const state = { tab: 'files', path: '/' };
const renderFiles = () => {
bodyEl.innerHTML = '';
const ul = api.el('ul');
let entries = [];
try { entries = api.fs.readDir(state.path) || []; } catch (e) { entries = []; }
// MEASURED SHAPE (virtual-fs.js:771-784): [{ name, type, size, _virtual }].
// type is 'dir' | 'file' | '?'; /sys/ is injected into the ROOT listing only.
if (!Array.isArray(entries)) entries = [];
if (state.path !== '/') {
const up = api.el('li', { text: '⬅ ..' });
up.addEventListener('click', () => {
state.path = state.path.replace(/\/[^/]+$/, '') || '/';
renderFiles();
});
ul.appendChild(up);
}
entries.slice(0, 200).forEach(entry => {
const name = String(entry.name);
const isDir = entry.type === 'dir' || entry._virtual;
const full = (state.path === '/' ? '' : state.path) + '/' + name;
const li = api.el('li');
li.appendChild(api.el('span', { class: isDir ? 'dir' : '',
text: (isDir ? '📁 ' : '📄 ') + name }));
if (!isDir && entry.size) li.appendChild(api.el('span', { class: 'size', text: entry.size + 'B' }));
li.addEventListener('click', () => {
if (isDir) { state.path = full; renderFiles(); }
else { setTab('preview', full); }
});
ul.appendChild(li);
});
if (!entries.length) bodyEl.appendChild(api.el('div', { class: 'wx11-dim', text: 'Empty folder.' }));
bodyEl.appendChild(ul);
};
const setTab = (which, filePath) => {
state.tab = which;
Array.prototype.forEach.call(tabs.children, b => {
b.classList.toggle('active', b.dataset.tab === which);
});
if (which === 'files') return renderFiles();
if (which === 'preview') {
bodyEl.innerHTML = '';
const pre = api.el('pre', { id: 'st-preview' });
try {
pre.textContent = api.fs.readFile(filePath || '/README.md') || '(empty file)';
} catch (e) { pre.textContent = 'Cannot read ' + (filePath || '/README.md') + ': ' + e.message; }
bodyEl.appendChild(pre);
return;
}
if (which === 'editor') {
bodyEl.innerHTML = '';
const target = filePath || '/notes.md';
const btn = api.el('button', { class: 'wx11-btn', text: '📝 Open the editor for ' + target });
btn.addEventListener('click', () => {
api.exec('edit ' + target);
api.toast('Editor takes over the chat pane — close it to return');
});
bodyEl.appendChild(btn);
bodyEl.appendChild(api.el('div', { class: 'wx11-dim', style: 'margin-top:8px',
text: 'The editor module takes over the terminal pane; close it to come back.' }));
}
};
[['files', '📁 Files'], ['preview', '👁 Preview'], ['editor', '📝 Editor']].forEach(([id, label]) => {
const b = api.el('button', { text: label });
b.dataset.tab = id;
b.addEventListener('click', () => setTab(id));
tabs.appendChild(b);
});
setTab('files');
return () => { /* buttons die with the root */ };
}
}
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