fix: scan no longer triggers before user confirms in ScanConfigModal

frontend/src/App.tsx

@@ -44,7 +44,7 @@ export default function App() {
 
   const [themeModalOpen, setThemeModalOpen] = useState(false)
   const [searchOpen, setSearchOpen] = useState(false)
-  const [sidebarForceView, setSidebarForceView] = useState<'pending' | undefined>(undefined)
+  const [sidebarForceView, setSidebarForceView] = useState<'pending' | 'history' | undefined>(undefined)
   const [highlightPendingId, setHighlightPendingId] = useState<string | undefined>(undefined)
   const [shortcutsOpen, setShortcutsOpen] = useState(false)
   const [addNodeOpen, setAddNodeOpen] = useState(false)
@@ -454,7 +454,11 @@ export default function App() {
           <ScanConfigModal
             open={scanConfigOpen}
             onClose={() => setScanConfigOpen(false)}
-            onScanNow={() => toast.success('Scan triggered')}
+            onScanNow={() => {
+              toast.success('Network scan started — check Scan History for results')
+              setSidebarForceView(undefined)
+              setTimeout(() => setSidebarForceView('history'), 0)
+            }}
           />
         )}
 

frontend/src/components/modals/ScanConfigModal.tsx

@@ -24,29 +24,22 @@ export function ScanConfigModal({ open, onClose, onScanNow }: ScanConfigModalPro
       .catch(() => {/* use defaults */})
   }, [open])
 
-  const handleSave = async () => {
+  const handleScanNow = async () => {
     const cleaned = ranges.map((r) => r.trim()).filter(Boolean)
     if (cleaned.length === 0) { toast.error('Add at least one IP range'); return }
     setSaving(true)
     try {
       await scanApi.saveConfig({ ranges: cleaned })
-      toast.success('Scan config saved')
+      await scanApi.trigger()
+      onScanNow()
       onClose()
     } catch {
-      toast.error('Failed to save config')
+      toast.error('Failed to start scan')
     } finally {
       setSaving(false)
     }
   }
 
-  const handleScanNow = async () => {
-    const cleaned = ranges.map((r) => r.trim()).filter(Boolean)
-    if (cleaned.length === 0) { toast.error('Add at least one IP range'); return }
-    await handleSave()
-    onScanNow()
-    onClose()
-  }
-
   return (
     <Dialog open={open} onOpenChange={(v) => !v && onClose()}>
       <DialogContent className="bg-[#161b22] border-border max-w-md">

frontend/src/components/modals/__tests__/ScanConfigModal.test.tsx

@@ -6,6 +6,7 @@ vi.mock('@/api/client', () => ({
   scanApi: {
     getConfig: vi.fn(),
     saveConfig: vi.fn(),
+    trigger: vi.fn(),
   },
 }))
 vi.mock('sonner', () => ({ toast: { success: vi.fn(), error: vi.fn(), info: vi.fn() } }))
@@ -20,6 +21,8 @@ describe('ScanConfigModal', () => {
     vi.mocked(scanApi.getConfig).mockResolvedValue(defaultConfig as never)
     vi.mocked(scanApi.saveConfig).mockReset()
     vi.mocked(scanApi.saveConfig).mockResolvedValue({} as never)
+    vi.mocked(scanApi.trigger).mockReset()
+    vi.mocked(scanApi.trigger).mockResolvedValue({} as never)
     vi.mocked(toast.success).mockReset()
     vi.mocked(toast.error).mockReset()
   })
@@ -72,7 +75,7 @@ describe('ScanConfigModal', () => {
     expect(scanApi.saveConfig).not.toHaveBeenCalled()
   })
 
-  it('calls onScanNow after saving on "Scan Now" click', async () => {
+  it('saves config, triggers scan, calls onScanNow and closes on "Scan Now" click', async () => {
     const onScanNow = vi.fn()
     const onClose = vi.fn()
     render(<ScanConfigModal open onClose={onClose} onScanNow={onScanNow} />)
@@ -80,7 +83,9 @@ describe('ScanConfigModal', () => {
     fireEvent.click(screen.getByRole('button', { name: 'Scan Now' }))
     await waitFor(() => {
       expect(scanApi.saveConfig).toHaveBeenCalledWith({ ranges: ['192.168.1.0/24'] })
+      expect(scanApi.trigger).toHaveBeenCalledOnce()
       expect(onScanNow).toHaveBeenCalledOnce()
+      expect(onClose).toHaveBeenCalledOnce()
     })
   })
 

frontend/src/components/panels/Sidebar.tsx

@@ -53,15 +53,8 @@ export function Sidebar({ onAddNode, onAddGroupRect, onScan, onSave, onNodeAppro
   const onlineCount = networkNodes.filter((n) => n.data.status === 'online').length
   const offlineCount = networkNodes.filter((n) => n.data.status === 'offline').length
 
-  const handleScan = useCallback(async () => {
-    try {
-      await scanApi.trigger()
-      toast.success('Network scan started — check Scan History for results')
-      setActiveView('history')
-      onScan()
-    } catch {
-      toast.error('Failed to trigger scan')
-    }
+  const handleScan = useCallback(() => {
+    onScan()
   }, [onScan])
 
   return (

frontend/src/components/panels/__tests__/Sidebar.test.tsx

@@ -222,20 +222,12 @@ describe('Sidebar', () => {
 
   // ── Scan action ────────────────────────────────────────────────────────────
 
-  it('calls scanApi.trigger and onScan prop when Scan Network is clicked', async () => {
-    const { scanApi } = await import('@/api/client')
+  it('calls onScan prop when Scan Network is clicked (scan trigger moved to ScanConfigModal)', () => {
     render(<Sidebar {...defaultProps} />)
     fireEvent.click(screen.getByText('Scan Network'))
-    await waitFor(() => expect(scanApi.trigger).toHaveBeenCalledOnce())
     expect(defaultProps.onScan).toHaveBeenCalledOnce()
   })
 
-  it('switches to Scan History view after scan is triggered', async () => {
-    render(<Sidebar {...defaultProps} />)
-    fireEvent.click(screen.getByText('Scan Network'))
-    await waitFor(() => expect(screen.getByText('History')).toBeInTheDocument())
-  })
-
   // ── Navigation ─────────────────────────────────────────────────────────────
 
   it('shows Pending panel when Pending Devices nav item is clicked', async () => {