Import AITURK IDE 1.0.0-beta.1 from Hermes 63279301; preserve MIT license

apps/desktop/src/lib/mcp-probe-cache.ts

@@ -0,0 +1,43 @@
+import type { McpTestResult } from '@/hermes'
+
+// ---------------------------------------------------------------------------
+// Shared MCP probe cache. Extracted from mcp-tab.tsx so the MCP page and the
+// background health checker (store/mcp-health.ts) share ONE cache: a probe is
+// a REAL connect/disconnect (stdio servers get spawned!), so neither surface
+// may re-probe what the other just learned.
+// ---------------------------------------------------------------------------
+
+export const NEEDS_AUTH_RE = /\b(401|unauthorized|forbidden|invalid[_ ]?token|authentication|oauth)\b/i
+
+// Probe results outlive any component: each probe is a real connect/disconnect,
+// so re-entering the MCP page (or a background sweep) must not re-probe the
+// fleet. Manual refresh / auth / toggle-on bypass the cache.
+export const PROBE_TTL_MS = 5 * 60_000
+
+export const probeCache = new Map<string, { at: number; result: McpTestResult }>()
+
+// A probe is only valid for one (profile, exact-config) pair. Keying the cache
+// by a fingerprint of the connection-relevant fields — plus the active profile
+// — means a same-name edit (url/command/env change) or a same-named server in
+// another profile MISSES the cache instead of showing a stale probe.
+export const serverFingerprint = (server: Record<string, unknown>): string =>
+  JSON.stringify([server.url, server.command, server.args, server.env, server.headers, server.transport, server.auth])
+
+export const probeKey = (name: string, server: Record<string, unknown> | undefined, profileKey: string): string =>
+  `${profileKey}::${name}::${serverFingerprint(server ?? {})}`
+
+/** Read a still-fresh cached probe result, or null (miss / expired). */
+export function freshProbe(key: string, now = Date.now()): McpTestResult | null {
+  const cached = probeCache.get(key)
+
+  return cached && now - cached.at < PROBE_TTL_MS ? cached.result : null
+}
+
+/** Classify a finished probe the way the MCP page's status dot does. */
+export function classifyProbe(result: McpTestResult): 'error' | 'needs-auth' | 'ok' {
+  if (result.ok) {
+    return 'ok'
+  }
+
+  return NEEDS_AUTH_RE.test(result.error ?? '') ? 'needs-auth' : 'error'
+}