0.1.52 Gateway

server/internal/api/emby_health.go

@@ -63,6 +63,28 @@ func (h *embyHealth) begin(interval time.Duration, now time.Time) {
 	}
 }
 
+// retune follows the operator changing the probe's cadence, or switching it off, without
+// disturbing what the probe has already found. It is deliberately not `begin`: that
+// starts a fresh watch and drops the Emby version with it, which the About page reads and
+// which is still true whatever the interval is now.
+func (h *embyHealth) retune(interval time.Duration, now time.Time) {
+	h.mu.Lock()
+	defer h.mu.Unlock()
+	if interval <= 0 {
+		h.state.monitored = false
+		h.state.retryEvery = 0
+		return
+	}
+	if !h.state.monitored {
+		h.state = embyHealthState{
+			monitored: true, reachable: true, since: now, retryEvery: interval,
+			version: h.state.version,
+		}
+		return
+	}
+	h.state.retryEvery = interval
+}
+
 // record folds one probe result in and reports whether the published verdict changed.
 func (h *embyHealth) record(ok bool, version string, now time.Time) {
 	h.mu.Lock()