chore: refresh gramsrv public release

internal/rpc/phone_expiry_dispatcher.go

@@ -0,0 +1,60 @@
+package rpc
+
+import (
+	"context"
+	"time"
+
+	"go.uber.org/zap"
+)
+
+const defaultPhoneExpiryTick = time.Second
+
+// PhoneExpiryDispatcher 是私聊通话的服务端兜底超时 worker：双方都掉线/卡死时
+// 由它把超时通话迁入终态、推送双方并落「未接来电」历史。正常路径下客户端自身
+// 的 20s/90s 定时器会先行 discard，两者幂等汇合于 tombstone。
+type PhoneExpiryDispatcher struct {
+	router   *Router
+	log      *zap.Logger
+	interval time.Duration
+}
+
+func NewPhoneExpiryDispatcher(router *Router, log *zap.Logger, interval time.Duration) *PhoneExpiryDispatcher {
+	if log == nil {
+		log = zap.NewNop()
+	}
+	if interval <= 0 {
+		interval = defaultPhoneExpiryTick
+	}
+	return &PhoneExpiryDispatcher{router: router, log: log, interval: interval}
+}
+
+func (d *PhoneExpiryDispatcher) Run(ctx context.Context) {
+	if d == nil || d.router == nil {
+		return
+	}
+	ticker := time.NewTicker(d.interval)
+	defer ticker.Stop()
+	for {
+		select {
+		case <-ctx.Done():
+			return
+		case <-ticker.C:
+			d.DispatchOnce(ctx)
+		}
+	}
+}
+
+func (d *PhoneExpiryDispatcher) DispatchOnce(ctx context.Context) {
+	if d == nil || d.router == nil || d.router.deps.Phone == nil {
+		return
+	}
+	expired := d.router.deps.Phone.ExpireDue(ctx, d.router.clock.Now())
+	for _, call := range expired {
+		// ctx 无 session 锚点 ⇒ 推送不排除任何设备，双方全部设备收到终态。
+		d.router.pushPhoneCallDiscardedBoth(ctx, call)
+		d.router.sendPhoneCallServiceMessage(ctx, call)
+		d.log.Info("phone call expired",
+			zap.Int64("call_id", call.ID),
+			zap.String("reason", string(call.DiscardReason)))
+	}
+}