1 files changed, 132 insertions, 0 deletions
diff --git a/modules/ext/ui-cockpit.js b/modules/ext/ui-cockpit.js
new file mode 100644
index 0000000..73fbe9f
--- /dev/null
+++ b/modules/ext/ui-cockpit.js
@@ -0,0 +1,132 @@
+// UI mode: cockpit (level 6). Eight live panes straight from /sys/ + real commands.
+class UICockpitMode {
+    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: 'cockpit', label: 'Cockpit', level: 6, icon: '🛰',
+            tagline: 'Live system telemetry.',
+            mount: (api) => this.mount(api)
+        });
+    }
+    mount(api) {
+        api.injectCSS('cockpit', `
+body[data-ui-mode="cockpit"] { font-size: 13px; }
+body[data-ui-mode="cockpit"] #ui-root { display: grid; grid-template-rows: 1fr 190px; min-height: 0; }
+#ck-panes { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px;
+  background: var(--border-color); min-height: 0; overflow-y: auto; }
+#ck-panes .pane { background: var(--bg-color); display: flex; flex-direction: column;
+  min-height: 130px; min-width: 0; transition: outline-color .2s; }
+#ck-panes .pane h5 { margin: 0; padding: 5px 8px; font-size: .72em; letter-spacing: .1em;
+  text-transform: uppercase; color: var(--text-muted); border-bottom: 1px solid var(--border-color);
+  display: flex; gap: 8px; align-items: center; }
+#ck-panes .pane h5 .n { margin-left: auto; color: var(--accent-color); }
+#ck-panes pre { flex: 1 1 auto; margin: 0; padding: 6px 8px; overflow: auto; white-space: pre-wrap;
+  word-break: break-word; font-family: var(--font-primary); font-size: .72em; line-height: 1.35; }
+#ck-term { display: flex; flex-direction: column; min-height: 0; border-top: 1px solid var(--border-color); }
+#ck-term-bar { flex: 0 0 auto; display: flex; gap: 6px; align-items: center; padding: 4px 8px;
+  background: var(--bg-secondary); font-size: .78em; }
+#ck-term-bar .title { flex: 1 1 auto; color: var(--text-muted); }
+#ck-out { flex: 1 1 auto; min-height: 0; overflow: auto; padding: 4px 8px; font-size: .82em; }
+#ck-in { flex: 0 0 auto; padding: 4px 8px 8px; }
+#ck-in #input-area { display: flex; gap: 6px; align-items: flex-end; }
+#ck-in .prompt-label, #ck-in #autocomplete-dropdown { display: none; }
+#ck-in #command-input { width: 100%; font-family: var(--font-primary); font-size: .85em; }
+@media (max-width: 900px) {
+  body[data-ui-mode="cockpit"] #ui-root { grid-template-rows: 1fr 44vh; }
+  #ck-panes { grid-template-columns: 1fr 1fr; }
+}
+`);
+
+        const root = api.root;
+        root.innerHTML = '';
+        const panes = api.el('div', { id: 'ck-panes' });
+        const termWrap = api.el('div', { id: 'ck-term' });
+        root.appendChild(panes); root.appendChild(termWrap);
+
+        const defs = [
+            { id: 'heap', label: 'heap', cmd: 'cat /sys/heap/stats' },
+            { id: 'breakdown', label: 'breakdown', cmd: 'cat /sys/heap/breakdown' },
+            { id: 'vfs', label: 'vfs', cmd: 'cat /sys/vfs/stats' },
+            { id: 'tools', label: 'tool calls', cmd: 'cat /sys/logs/tool-calls' },
+            { id: 'errors', label: 'errors', cmd: 'cat /sys/logs/errors' },
+            { id: 'dom', label: 'dom', cmd: 'cat /sys/dom/node-count' },
+            { id: 'agents', label: 'agents', cmd: 'agent-list' },
+            { id: 'leases', label: 'leases', cmd: 'lease-list' }
+        ];
+        const slots = {};
+        defs.forEach((d, i) => {
+            const pane = api.el('div', { class: 'pane' });
+            pane.dataset.pane = String(i + 1);
+            pane.tabIndex = -1;                 // so F1-F8 can actually move focus, not just scroll
+            const h = api.el('h5');
+            h.appendChild(api.el('span', { text: 'F' + (i + 1) + ' ' + d.label }));
+            h.appendChild(api.el('span', { class: 'n' }));
+            const pre = api.el('pre', { text: '…' });
+            pane.appendChild(h); pane.appendChild(pre);
+            slots[d.id] = { pre, n: h.querySelector('.n') };
+            panes.appendChild(pane);
+        });
+
+        const bar = api.el('div', { id: 'ck-term-bar' });
+        bar.appendChild(api.el('span', { class: 'title', text: 'terminal · F1-F8 focus · F5 refresh' }));
+        const styleBtn = api.el('button', { class: 'wx11-btn', text: '⇄' });
+        styleBtn.addEventListener('click', () => api.exec('ui picker'));
+        bar.appendChild(styleBtn);
+        const out = api.el('div', { id: 'ck-out' });
+        const inp = api.el('div', { id: 'ck-in' });
+        termWrap.appendChild(bar); termWrap.appendChild(out); termWrap.appendChild(inp);
+        api.attach(out, api.stock.output);
+        api.attach(inp, api.stock.input);
+
+        // Generation guard: eight async captures per tick at 5s — a tick can outlive teardown.
+        let gen = 0;
+        const refresh = async () => {
+            // Same as workspace: bumping per tick cancelled a slow run before the later panes were
+            // written, leaving them at "…" indefinitely.
+            const my = gen;
+            for (const d of defs) {
+                try {
+                    const text = await api.capture(d.cmd);
+                    if (my !== gen) return;
+                    const lines = (text || '').trim() ? String(text).trim().split('\n') : ['(empty)'];
+                    slots[d.id].pre.textContent = lines.join('\n');
+                    slots[d.id].n.textContent = lines.length + 'L';
+                } catch (e) {
+                    if (my !== gen) return;
+                    slots[d.id].pre.textContent = 'unavailable: ' + e.message;
+                    slots[d.id].n.textContent = 'ERR';
+                }
+            }
+        };
+        refresh();
+        const timer = api.interval(refresh, 5000);
+
+        const onKey = (ev) => {
+            const m = /^F([1-8])$/.exec(String(ev.key));
+            if (!m) return;
+            const t = ev.target;
+            // Never swallow keys aimed at a text field, and leave F1/F12 to the browser: the handler
+            // used to preventDefault on all eight, so help, the address bar and devtools were dead
+            // while the cockpit was open (found by review).
+            if (t && (t.tagName === 'INPUT' || t.tagName === 'TEXTAREA' || t.isContentEditable)) return;
+            if (ev.key === 'F1' || ev.key === 'F12') return;
+            ev.preventDefault();
+            const idx = parseInt(m[1], 10);
+            if (idx === 5) { refresh(); return; }              // F5 = refresh, as labelled
+            const pane = panes.querySelector('[data-pane="' + idx + '"]');
+            if (!pane) return;
+            if (pane.focus) pane.focus();
+            pane.scrollIntoView({ block: 'nearest' });
+            pane.style.outline = '1px solid var(--accent-color)';
+            setTimeout(() => { pane.style.outline = ''; }, 900);
+        };
+        document.addEventListener('keydown', onKey);
+
+        return () => { gen++; document.removeEventListener('keydown', onKey); api.clearInterval(timer); };
+    }
+}