Merge: resolve conflict in routes/backups.js, keep storage-info + maxStorageBytes

dashcaddy-installer/src/main/config-manager.js

@@ -226,17 +226,34 @@ class ConfigManager {
    * @returns {Promise<Object>} Disk space info
    */
   async getDiskSpace(testPath) {
-    // Note: This is a simplified version. In production, you'd use a library like 'check-disk-space'
     try {
-      const stats = await fs.stat(testPath);
-      
+      const fsPromises = require('fs').promises;
+      const pathModule = require('path');
+
+      // Ensure directory exists
+      await fsPromises.mkdir(testPath, { recursive: true });
+
+      // Use statfs for true disk space (works on all filesystems: ext4, Btrfs, XFS, ZFS, APFS, NTFS)
+      const stats = await fsPromises.statfs(testPath);
+
+      const totalBytes = stats.blocks * stats.bsize;
+      const freeBytes = stats.bfree * stats.bsize;
+      const availableBytes = stats.bavail * stats.bsize; // Available to non-root users
+      const usedBytes = totalBytes - freeBytes;
+
       return {
         available: true,
-        path: testPath
+        path: testPath,
+        total: totalBytes,
+        used: usedBytes,
+        free: freeBytes,
+        availableBytes: availableBytes,
+        usagePercent: parseFloat(((usedBytes / totalBytes) * 100).toFixed(2))
       };
     } catch (error) {
       return {
         available: false,
+        path: testPath,
         error: error.message
       };
     }

dashcaddy-installer/src/renderer/wizard.js

@@ -62,6 +62,11 @@ const state = {
     installPath: '',
     health: null
   },
+  // Backup configuration
+  backup: {
+    maxStorageGB: 10,
+    backupDir: ''
+  },
   // Uninstall mode
   uninstallMode: false,
   uninstall: {
@@ -373,6 +378,24 @@ function updateBranding(field, value) {
   if (field === 'primaryColor') render();
 }
 
+// Backup functions
+function updateBackup(field, value) {
+  state.backup[field] = value;
+  render();
+}
+
+async function selectBackupDir() {
+  try {
+    const result = await window.electronAPI.selectFolder();
+    if (result.success && result.path) {
+      state.backup.backupDir = result.path;
+      render();
+    }
+  } catch (err) {
+    console.error('Backup dir selection failed:', err);
+  }
+}
+
 async function selectLogo() {
   try {
     const result = await window.electronAPI.selectFile({
@@ -420,6 +443,10 @@ async function startInstallation() {
         password: state.dns.password,
         token: state.dns.token
       } : null,
+      backup: {
+        maxStorageGB: state.backup.maxStorageGB,
+        backupDir: state.backup.backupDir || null
+      },
       autoStart: true
     });
   } catch (err) {
@@ -963,6 +990,31 @@ function renderDashboardSetup() {
             <p class="hint">Port for the DashCaddy API server (default: 3001)</p>
           </div>
         ` : ''}
+
+        <div class="folder-input">
+          <label>Backup Storage Limit (GB)</label>
+          <div class="input-row">
+            <input type="number"
+                   value="${state.backup.maxStorageGB}"
+                   min="1" max="10240"
+                   oninput="updateBackup('maxStorageGB', parseInt(this.value) || 10)">
+          </div>
+          <p class="hint">Maximum storage for backups in GB (default: 10, max: 10TB)</p>
+        </div>
+
+        ${state.tier !== 'basic' ? `
+          <div class="folder-input">
+            <label>Backup Directory</label>
+            <div class="input-row">
+              <input type="text"
+                     value="${escapeHtml(state.backup.backupDir)}"
+                     readonly
+                     placeholder="Default: $INSTALL_DIR/backups">
+              <button class="btn-browse" onclick="selectBackupDir()">Browse...</button>
+            </div>
+            <p class="hint">Where backup files are stored on the host</p>
+          </div>
+        ` : ''}
       </div>
     </div>
   `;