BIG core logic rewrite

pkg/core/probe.go

@@ -0,0 +1,31 @@
+package core
+
+import "time"
+
+type Probe struct {
+	deadline time.Time
+	items    map[any]struct{}
+}
+
+func NewProbe(enable bool) *Probe {
+	if enable {
+		return &Probe{
+			deadline: time.Now().Add(time.Second * 3),
+			items:    map[any]struct{}{},
+		}
+	} else {
+		return nil
+	}
+}
+
+// Active return true if probe enabled and not finish
+func (p *Probe) Active() bool {
+	return len(p.items) < 2 && time.Now().Before(p.deadline)
+}
+
+// Append safe to run if Probe is nil
+func (p *Probe) Append(v any) {
+	if p != nil {
+		p.items[v] = struct{}{}
+	}
+}