1 files changed, 47 insertions, 0 deletions
diff --git a/modules/ext/editor.js b/modules/ext/editor.js
index 3a5f269..07205b9 100644
--- a/modules/ext/editor.js
+++ b/modules/ext/editor.js
@@ -24,6 +24,8 @@ class EditorModule {
         const modal = document.getElementById('code-editor');
         const title = document.getElementById('code-editor-title');
         const textarea = document.getElementById('code-editor-textarea');
+        const gutter = document.getElementById('code-editor-gutter');
+        const statusEl = document.getElementById('code-editor-status');
         if (!modal || !textarea) return this.terminal.print('Editor modal not found', 'error');
         // Read existing file content or use empty for new files
         const content = this.terminal.fs.readFile(path);
@@ -34,6 +36,51 @@ class EditorModule {
         textarea.value = fileContent;
         modal.style.display = 'flex';
         textarea.focus();
+        // Editor enhancements: line numbers, Tab, Ctrl+S
+        const updateGutter = () => {
+            const lines = textarea.value.split('\n').length;
+            let html = '';
+            for (let i = 1; i <= lines; i++) html += i + '\n';
+            gutter.textContent = '';
+            gutter.textContent = html;
+        };
+        const syncScroll = () => { gutter.scrollTop = textarea.scrollTop; };
+        const updateStatus = () => {
+            const lines = textarea.value.split('\n').length;
+            const chars = textarea.value.length;
+            statusEl.textContent = `${lines} lines · ${chars} chars`;
+        };
+        updateGutter();
+        updateStatus();
+        textarea.onscroll = syncScroll;
+        textarea.oninput = () => { updateGutter(); updateStatus(); };
+        textarea.onkeydown = (e) => {
+            if (e.key === 'Tab') { e.preventDefault(); insertTab(textarea, e.shiftKey); updateGutter(); }
+            if ((e.ctrlKey || e.metaKey) && e.key === 's') { e.preventDefault(); saveBtn.click(); }
+        };
+        function insertTab(el, shift) {
+            const s = el.selectionStart, e2 = el.selectionEnd;
+            if (shift) {
+                const before = el.value.substring(0, s);
+                const lineStart = before.lastIndexOf('\n') + 1;
+                if (lineStart < s && el.value.substring(lineStart, lineStart + 1) === '\t') {
+                    el.value = el.value.substring(0, lineStart) + el.value.substring(lineStart + 1);
+                    el.selectionStart = el.selectionEnd = s - 1;
+                }
+            } else {
+                el.value = el.value.substring(0, s) + '\t' + el.value.substring(e2);
+                el.selectionStart = el.selectionEnd = s + 1;
+            }
+        }
+        // Fullscreen toggle
+        window._editorToggleFullscreen = () => {
+            const content = modal.querySelector('.modal-content');
+            if (content.style.maxWidth === '100vw') {
+                content.style.maxWidth = '90vw'; content.style.maxHeight = '90vh'; content.style.width = '900px'; content.style.height = '80vh';
+            } else {
+                content.style.maxWidth = '100vw'; content.style.maxHeight = '100vh'; content.style.width = '100vw'; content.style.height = '100vh';
+            }
+        };
         // Override save button to write back to VFS
         const saveBtn = modal.querySelector('.modal-footer .btn:last-child');
         const cancelBtn = modal.querySelector('.modal-footer .btn-danger');