1 files changed, 51 insertions, 1 deletions
diff --git a/modules/core/module-fs.js b/modules/core/module-fs.js
index 160dccc..c2f29c4 100644
--- a/modules/core/module-fs.js
+++ b/modules/core/module-fs.js
@@ -351,15 +351,65 @@ class FileSystemModule {
             setTimeout(() => { document.body.removeChild(a); URL.revokeObjectURL(url); }, 2000);
             this.terminal.print('Exported VFS to webx11-filesystem-' + dateStr + '.json', 'success');
         };
+        this.commands['vfs-size'] = () => {
+            try {
+                const json = JSON.stringify(this.terminal.fs.root);
+                const totalSize = (json.length / 1024 / 1024).toFixed(2);
+                const root = this.terminal.fs.root;
+                const sizeMap = [];
+                function walk(node, path) {
+                    if (!node || !node.content) return;
+                    for (const [name, child] of Object.entries(node.content)) {
+                        const fullPath = path + '/' + name;
+                        if (child.type === 'file') {
+                            const size = (child.content ? child.content.length : 0);
+                            sizeMap.push({ path: fullPath, size, sizeKB: (size / 1024).toFixed(1) });
+                        } else if (child.type === 'dir') {
+                            walk(child, fullPath);
+                        }
+                    }
+                }
+                walk(root, '');
+                sizeMap.sort((a, b) => b.size - a.size);
+                const totalFiles = sizeMap.length;
+                const top5 = sizeMap.slice(0, 5);
+                this.terminal.print('📊 VFS Size Report', 'text-muted');
+                this.terminal.print('  Total: ' + totalSize + ' MB across ' + totalFiles + ' files');
+                this.terminal.print('  Largest:');
+                top5.forEach((f, i) => {
+                    this.terminal.print('    ' + (i + 1) + '. ' + f.path + ' — ' + f.sizeKB + ' KB');
+                });
+                // Show system dir sizes
+                const sysDirs = ['/_snapshots', '/_sessions', '/.trash'];
+                for (const dir of sysDirs) {
+                    const dirNode = this.terminal.fs.readDir(dir);
+                    if (dirNode) {
+                        const cnt = dirNode.length;
+                        // estimate dir size
+                        const dirSize = JSON.stringify(dirNode).length;
+                        this.terminal.print('  ' + dir + ': ' + cnt + ' files, ~' + (dirSize / 1024).toFixed(1) + ' KB', dirSize > 102400 ? 'warning' : 'text-muted');
+                    }
+                }
+            } catch (e) {
+                this.terminal.print('vfs-size error: ' + e.message, 'error');
+            }
+        };
         
         // Session commands (save/load/export/import)
         this.commands['session-save'] = (args) => {
             if (!args[0]) return this.terminal.print('Usage: session-save <name>', 'warning');
             const name = args[0].replace(/[^a-zA-Z0-9_-]/g, '_');
+            // Strip system dirs to avoid recursive bloat in snapshots
+            const fsRoot = JSON.parse(JSON.stringify(this.terminal.fs.root));
+            if (fsRoot && fsRoot.content) {
+                delete fsRoot.content['_sessions'];
+                delete fsRoot.content['_snapshots'];
+                delete fsRoot.content['.trash'];
+            }
             const snapshot = {
                 type: 'session',
                 savedAt: new Date().toISOString(),
-                fsRoot: this.terminal.fs.root,
+                fsRoot: fsRoot,
                 currentPath: this.terminal.fs.currentPath,
                 version: 1
             };