code: tsx,serverstatuspanel,frontends (1 files)

2026-04-24 22:04:56 +00:00 · 2025-12-26 05:21:04 +00:00
parent f661aa7038
commit 2e9bca0890
1 changed files with 106 additions and 0 deletions
--- a/frontends/dbal/src/ServerStatusPanel.tsx
+++ b/frontends/dbal/src/ServerStatusPanel.tsx
@@ -0,0 +1,106 @@
+"use client"
+
+import { useEffect, useMemo, useState } from 'react'
+import type { ServerHealth, StatusResponse } from './status'
+
+const statusPalette: Record<ServerHealth['status'], string> = {
+  online: 'bg-emerald-500/90',
+  degraded: 'bg-amber-500/80',
+  offline: 'bg-rose-500/80',
+}
+
+export function ServerStatusPanel() {
+  const [health, setHealth] = useState<ServerHealth[]>([])
+  const [lastUpdated, setLastUpdated] = useState<string>('')
+  const [error, setError] = useState<string | null>(null)
+  const [loading, setLoading] = useState(true)
+
+  useEffect(() => {
+    let cancelled = false
+
+    const fetchStatus = async () => {
+      try {
+        const response = await fetch('/api/status', { cache: 'no-store' })
+        if (!response.ok) {
+          throw new Error('Status endpoint failed')
+        }
+
+        const data: StatusResponse = await response.json()
+        if (cancelled) return
+
+        setHealth(data.statuses)
+        setLastUpdated(data.updatedAt)
+        setError(null)
+      } catch (err) {
+        if (cancelled) return
+        setError(err instanceof Error ? err.message : 'Unable to load status')
+      } finally {
+        if (!cancelled) setLoading(false)
+      }
+    }
+
+    void fetchStatus()
+
+    const refreshInterval = setInterval(fetchStatus, 30_000)
+    return () => {
+      cancelled = true
+      clearInterval(refreshInterval)
+    }
+  }, [])
+
+  const summary = useMemo(() => {
+    if (error) {
+      return 'Status unavailable right now'
+    }
+
+    if (health.length === 0) {
+      return 'Initializing status feed...'
+    }
+
+    const degraded = health.some(item => item.status !== 'online')
+    return degraded ? 'Some systems need attention' : 'All systems nominal'
+  }, [health, error])
+
+  return (
+    <div className="space-y-6">
+      <div className="flex flex-col gap-1">
+        <p className="text-sm text-muted-foreground">Server status</p>
+        <h2 className="text-2xl font-bold">Observability Feed</h2>
+        <p className="text-sm text-muted-foreground">{summary}</p>
+      </div>
+
+      <div className="grid gap-4 md:grid-cols-2">
+        {loading && health.length === 0 ? (
+          <div className="col-span-full rounded-2xl bg-card/50 p-6 shadow">Loading status...</div>
+        ) : error ? (
+          <div className="col-span-full rounded-2xl bg-card/50 p-6 shadow">
+            <p className="text-sm text-rose-500">{error}</p>
+            <p className="text-sm text-muted-foreground">Try refreshing the page in a few moments.</p>
+          </div>
+        ) : (
+          health.map(item => (
+            <article
+              key={item.name}
+              className="rounded-2xl border border-border/40 bg-card/80 p-5 shadow-sm space-y-3"
+            >
+              <div className="flex items-center justify-between">
+                <div className="flex items-center gap-2">
+                  <span className={`h-3 w-3 rounded-full ${statusPalette[item.status]}`} />
+                  <h3 className="text-lg font-semibold">{item.name}</h3>
+                </div>
+                <span className="text-xs uppercase tracking-[0.2em] text-muted-foreground">
+                  {item.status}
+                </span>
+              </div>
+              <p className="text-sm text-muted-foreground">{item.message}</p>
+              <div className="flex justify-between text-xs text-muted-foreground">
+                <span>{item.latencyMs != null ? `${item.latencyMs.toFixed(0)} ms` : 'Latency unknown'}</span>
+                <span>Updated {lastUpdated ? new Date(lastUpdated).toLocaleTimeString() : '—'}</span>
+              </div>
+            </article>
+          ))
+        )}
+      </div>
+    </div>
+  )
+}