feat(ui): wire Wireless and Traffic pages to live data

Replace placeholder "coming soon" pages with functional implementations
that query the fleet APIs and display real-time wireless issues and
resource consumption data.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/src/routes/_authenticated/traffic.tsx

@@ -1,20 +1,233 @@
 import { createFileRoute } from '@tanstack/react-router'
-import { BarChart3 } from 'lucide-react'
+import { useQuery } from '@tanstack/react-query'
+import { BarChart3, Inbox } from 'lucide-react'
+import { metricsApi, type FleetDevice } from '@/lib/api'
+import { useAuth, isSuperAdmin } from '@/lib/auth'
+import { useUIStore } from '@/lib/store'
+import { Card, CardContent } from '@/components/ui/card'
+import { cn } from '@/lib/utils'
 
 export const Route = createFileRoute('/_authenticated/traffic')({
   component: TrafficPage,
 })
 
+function cpuColor(cpu: number | null): string {
+  if (cpu === null) return 'text-text-muted'
+  if (cpu < 50) return 'text-emerald-400'
+  if (cpu < 80) return 'text-yellow-400'
+  return 'text-red-400'
+}
+
+function memColor(mem: number | null): string {
+  if (mem === null) return 'text-text-muted'
+  if (mem < 60) return 'text-emerald-400'
+  if (mem < 85) return 'text-yellow-400'
+  return 'text-red-400'
+}
+
+function statusDot(status: string) {
+  const color =
+    status === 'online'
+      ? 'bg-emerald-400 shadow-[0_0_6px_rgba(52,211,153,0.6)]'
+      : status === 'degraded'
+        ? 'bg-yellow-400 shadow-[0_0_6px_rgba(250,204,21,0.6)]'
+        : 'bg-red-400 shadow-[0_0_6px_rgba(248,113,113,0.6)]'
+  return <span className={cn('inline-block h-2 w-2 rounded-full', color)} />
+}
+
 function TrafficPage() {
+  const { user } = useAuth()
+  const selectedTenantId = useUIStore((s) => s.selectedTenantId)
+  const superAdmin = isSuperAdmin(user)
+
+  const tenantId = superAdmin ? selectedTenantId : user?.tenant_id
+
+  const { data: devices = [], isLoading } = useQuery({
+    queryKey: ['fleet-summary', tenantId, superAdmin],
+    queryFn: () =>
+      superAdmin && !tenantId
+        ? metricsApi.fleetSummaryAll()
+        : metricsApi.fleetSummary(tenantId!),
+    enabled: !!tenantId || superAdmin,
+    refetchInterval: 30_000,
+  })
+
+  // Sort by CPU load descending, nulls last
+  const sorted = [...devices].sort((a, b) => {
+    const aCpu = a.last_cpu_load ?? -1
+    const bCpu = b.last_cpu_load ?? -1
+    return bCpu - aCpu
+  })
+
+  const top10 = sorted.slice(0, 10)
+
+  const avgCpu =
+    devices.length > 0
+      ? devices.reduce((sum, d) => sum + (d.last_cpu_load ?? 0), 0) / devices.length
+      : null
+
+  const avgMem =
+    devices.length > 0
+      ? devices.reduce((sum, d) => sum + (d.last_memory_used_pct ?? 0), 0) / devices.length
+      : null
+
+  const onlineCount = devices.filter((d) => d.status === 'online').length
+
   return (
-    <div className="space-y-4">
+    <div className="space-y-6">
+      {/* Header */}
       <div className="flex items-center gap-2">
         <BarChart3 className="h-5 w-5 text-text-muted" />
         <h1 className="text-lg font-semibold text-text-primary">Traffic</h1>
       </div>
-      <p className="text-sm text-text-secondary">
-        Bandwidth monitoring and traffic analysis — coming soon.
+
+      {/* KPI Cards */}
+      <div className="grid grid-cols-1 gap-4 sm:grid-cols-3">
+        <Card className="border-border bg-surface">
+          <CardContent className="p-4">
+            <p className="text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+              Fleet Avg CPU
             </p>
+            <p
+              className={cn(
+                'mt-1 text-2xl font-mono',
+                isLoading ? 'text-text-muted' : cpuColor(avgCpu),
+              )}
+            >
+              {isLoading ? '--' : avgCpu !== null ? `${avgCpu.toFixed(1)}%` : 'N/A'}
+            </p>
+          </CardContent>
+        </Card>
+
+        <Card className="border-border bg-surface">
+          <CardContent className="p-4">
+            <p className="text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+              Fleet Avg Memory
+            </p>
+            <p
+              className={cn(
+                'mt-1 text-2xl font-mono',
+                isLoading ? 'text-text-muted' : memColor(avgMem),
+              )}
+            >
+              {isLoading ? '--' : avgMem !== null ? `${avgMem.toFixed(1)}%` : 'N/A'}
+            </p>
+          </CardContent>
+        </Card>
+
+        <Card className="border-border bg-surface">
+          <CardContent className="p-4">
+            <p className="text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+              Devices Online
+            </p>
+            <p className="mt-1 text-2xl font-mono text-text-secondary">
+              {isLoading ? '--' : `${onlineCount} / ${devices.length}`}
+            </p>
+          </CardContent>
+        </Card>
+      </div>
+
+      {/* Top Resource Consumers */}
+      {isLoading ? (
+        <Card className="border-border bg-surface">
+          <CardContent className="p-6">
+            <p className="text-sm text-text-muted">Loading fleet data...</p>
+          </CardContent>
+        </Card>
+      ) : devices.length === 0 ? (
+        <Card className="border-border bg-surface">
+          <CardContent className="flex flex-col items-center justify-center gap-3 p-12">
+            <Inbox className="h-10 w-10 text-text-muted" />
+            <p className="text-sm font-medium text-text-secondary">
+              No device data available
+            </p>
+          </CardContent>
+        </Card>
+      ) : (
+        <div className="space-y-3">
+          <h2 className="text-sm font-semibold text-text-primary">
+            Top Resource Consumers
+          </h2>
+          <Card className="border-border bg-surface overflow-hidden">
+            <div className="overflow-x-auto">
+              <table className="w-full text-left">
+                <thead>
+                  <tr className="border-b border-border">
+                    <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+                      Hostname
+                    </th>
+                    {superAdmin && !tenantId && (
+                      <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+                        Tenant
+                      </th>
+                    )}
+                    <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+                      IP Address
+                    </th>
+                    <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted text-right">
+                      CPU Load
+                    </th>
+                    <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted text-right">
+                      Memory %
+                    </th>
+                    <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted text-center">
+                      Status
+                    </th>
+                  </tr>
+                </thead>
+                <tbody>
+                  {top10.map((device) => (
+                    <tr
+                      key={device.id}
+                      className="border-b border-border/50 hover:bg-surface-hover transition-colors"
+                    >
+                      <td className="px-4 py-3 text-sm text-text-secondary">
+                        {device.hostname}
+                      </td>
+                      {superAdmin && !tenantId && (
+                        <td className="px-4 py-3 text-sm font-mono text-text-muted">
+                          {device.tenant_name}
+                        </td>
+                      )}
+                      <td className="px-4 py-3 text-sm font-mono text-text-secondary">
+                        {device.ip_address}
+                      </td>
+                      <td
+                        className={cn(
+                          'px-4 py-3 text-sm font-mono text-right',
+                          cpuColor(device.last_cpu_load),
+                        )}
+                      >
+                        {device.last_cpu_load !== null
+                          ? `${device.last_cpu_load}%`
+                          : '--'}
+                      </td>
+                      <td
+                        className={cn(
+                          'px-4 py-3 text-sm font-mono text-right',
+                          memColor(device.last_memory_used_pct),
+                        )}
+                      >
+                        {device.last_memory_used_pct !== null
+                          ? `${device.last_memory_used_pct.toFixed(1)}%`
+                          : '--'}
+                      </td>
+                      <td className="px-4 py-3 text-center">
+                        <div className="flex items-center justify-center gap-2">
+                          {statusDot(device.status)}
+                          <span className="text-sm text-text-secondary capitalize">
+                            {device.status}
+                          </span>
+                        </div>
+                      </td>
+                    </tr>
+                  ))}
+                </tbody>
+              </table>
+            </div>
+          </Card>
+        </div>
+      )}
     </div>
   )
 }

frontend/src/routes/_authenticated/wireless.tsx

@@ -1,20 +1,197 @@
 import { createFileRoute } from '@tanstack/react-router'
-import { Wifi } from 'lucide-react'
+import { useQuery } from '@tanstack/react-query'
+import { Wifi, CheckCircle2 } from 'lucide-react'
+import { metricsApi } from '@/lib/api'
+import { useAuth, isSuperAdmin } from '@/lib/auth'
+import { useUIStore } from '@/lib/store'
+import { Card, CardContent } from '@/components/ui/card'
+import { cn } from '@/lib/utils'
 
 export const Route = createFileRoute('/_authenticated/wireless')({
   component: WirelessPage,
 })
 
+function signalColor(signal: number | null): string {
+  if (signal === null) return 'text-text-muted'
+  if (signal > -60) return 'text-emerald-400'
+  if (signal > -70) return 'text-yellow-400'
+  return 'text-red-400'
+}
+
 function WirelessPage() {
+  const { user } = useAuth()
+  const selectedTenantId = useUIStore((s) => s.selectedTenantId)
+  const superAdmin = isSuperAdmin(user)
+
+  const tenantId = superAdmin ? selectedTenantId : user?.tenant_id
+
+  const { data: issues = [], isLoading } = useQuery({
+    queryKey: ['wireless-issues', tenantId, superAdmin],
+    queryFn: () =>
+      superAdmin && !tenantId
+        ? metricsApi.fleetWirelessIssues()
+        : metricsApi.wirelessIssues(tenantId!),
+    enabled: !!tenantId || superAdmin,
+    refetchInterval: 30_000,
+  })
+
+  const worstSignal =
+    issues.length > 0
+      ? issues.reduce<number | null>((worst, i) => {
+          if (i.signal === null) return worst
+          if (worst === null) return i.signal
+          return i.signal < worst ? i.signal : worst
+        }, null)
+      : null
+
+  const totalClients = issues.reduce((sum, i) => sum + i.client_count, 0)
+
   return (
-    <div className="space-y-4">
+    <div className="space-y-6">
+      {/* Header */}
       <div className="flex items-center gap-2">
         <Wifi className="h-5 w-5 text-text-muted" />
         <h1 className="text-lg font-semibold text-text-primary">Wireless</h1>
       </div>
-      <p className="text-sm text-text-secondary">
-        Wireless monitoring and statistics — coming soon.
+
+      {/* KPI Cards */}
+      <div className="grid grid-cols-1 gap-4 sm:grid-cols-3">
+        <Card className="border-border bg-surface">
+          <CardContent className="p-4">
+            <p className="text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+              APs with Issues
             </p>
+            <p className="mt-1 text-2xl font-mono text-text-secondary">
+              {isLoading ? '--' : issues.length}
+            </p>
+          </CardContent>
+        </Card>
+
+        <Card className="border-border bg-surface">
+          <CardContent className="p-4">
+            <p className="text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+              Worst Signal
+            </p>
+            <p
+              className={cn(
+                'mt-1 text-2xl font-mono',
+                isLoading ? 'text-text-muted' : signalColor(worstSignal),
+              )}
+            >
+              {isLoading ? '--' : worstSignal !== null ? `${worstSignal} dBm` : 'N/A'}
+            </p>
+          </CardContent>
+        </Card>
+
+        <Card className="border-border bg-surface">
+          <CardContent className="p-4">
+            <p className="text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+              Total Clients
+            </p>
+            <p className="mt-1 text-2xl font-mono text-text-secondary">
+              {isLoading ? '--' : totalClients}
+            </p>
+          </CardContent>
+        </Card>
+      </div>
+
+      {/* Issues Table or All Clear */}
+      {isLoading ? (
+        <Card className="border-border bg-surface">
+          <CardContent className="p-6">
+            <p className="text-sm text-text-muted">Loading wireless data...</p>
+          </CardContent>
+        </Card>
+      ) : issues.length === 0 ? (
+        <Card className="border-border bg-surface">
+          <CardContent className="flex flex-col items-center justify-center gap-3 p-12">
+            <CheckCircle2 className="h-10 w-10 text-emerald-400" />
+            <p className="text-sm font-medium text-text-secondary">
+              All Clear — no wireless issues detected
+            </p>
+          </CardContent>
+        </Card>
+      ) : (
+        <Card className="border-border bg-surface overflow-hidden">
+          <div className="overflow-x-auto">
+            <table className="w-full text-left">
+              <thead>
+                <tr className="border-b border-border">
+                  <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+                    Hostname
+                  </th>
+                  {superAdmin && !tenantId && (
+                    <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+                      Tenant
+                    </th>
+                  )}
+                  <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+                    Interface
+                  </th>
+                  <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted">
+                    Issue
+                  </th>
+                  <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted text-right">
+                    Signal
+                  </th>
+                  <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted text-right">
+                    CCQ
+                  </th>
+                  <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted text-right">
+                    Clients
+                  </th>
+                  <th className="px-4 py-3 text-[10px] uppercase tracking-wider font-semibold text-text-muted text-right">
+                    Frequency
+                  </th>
+                </tr>
+              </thead>
+              <tbody>
+                {issues.map((issue, idx) => (
+                  <tr
+                    key={`${issue.device_id}-${issue.interface}-${idx}`}
+                    className="border-b border-border/50 hover:bg-surface-hover transition-colors"
+                  >
+                    <td className="px-4 py-3 text-sm text-text-secondary">
+                      <div className="flex items-center gap-2">
+                        <span className="inline-block h-2 w-2 rounded-full bg-red-400 shadow-[0_0_6px_rgba(248,113,113,0.6)]" />
+                        {issue.hostname}
+                      </div>
+                    </td>
+                    {superAdmin && !tenantId && (
+                      <td className="px-4 py-3 text-sm font-mono text-text-muted">
+                        {issue.tenant_name ?? '--'}
+                      </td>
+                    )}
+                    <td className="px-4 py-3 text-sm font-mono text-text-secondary">
+                      {issue.interface}
+                    </td>
+                    <td className="px-4 py-3 text-sm text-text-secondary">
+                      {issue.issue}
+                    </td>
+                    <td
+                      className={cn(
+                        'px-4 py-3 text-sm font-mono text-right',
+                        signalColor(issue.signal),
+                      )}
+                    >
+                      {issue.signal !== null ? `${issue.signal} dBm` : '--'}
+                    </td>
+                    <td className="px-4 py-3 text-sm font-mono text-text-secondary text-right">
+                      {issue.ccq !== null ? `${issue.ccq}%` : '--'}
+                    </td>
+                    <td className="px-4 py-3 text-sm font-mono text-text-secondary text-right">
+                      {issue.client_count}
+                    </td>
+                    <td className="px-4 py-3 text-sm font-mono text-text-secondary text-right">
+                      {issue.frequency ? `${issue.frequency} MHz` : '--'}
+                    </td>
+                  </tr>
+                ))}
+              </tbody>
+            </table>
+          </div>
+        </Card>
+      )}
     </div>
   )
 }