"k8s.io/klog/v2"
	"k8s.io/utils/clock"

	"istio.io/istio/pilot/pkg/leaderelection/k8sleaderelection/k8sresourcelock"
)

const (
	JitterFactor = 1.2
)

// NewLeaderElector creates a LeaderElector from a LeaderElectionConfig
func NewLeaderElector(lec LeaderElectionConfig) (*LeaderElector, error) {
	if lec.LeaseDuration <= lec.RenewDeadline {
		return nil, fmt.Errorf("leaseDuration must be greater than renewDeadline")
	}

		config.KeyComparison = func(leaderKey string) bool {
			return LocationPrioritizedComparison(leaderKey, l)
		}
	}

	return k8sleaderelection.NewLeaderElector(config)
}

func LocationPrioritizedComparison(currentLeaderRevision string, l *LeaderElection) bool {
	var currentLeaderRemote bool

				default:
					// We lost the lock.
					logger.Error(nil, "Leaderelection lost")
					klog.FlushAndExit(klog.ExitFlushTimeout, 1)
				}
			},
		}
		leaderElector, err := leaderelection.NewLeaderElector(*cc.LeaderElection)
		if err != nil {
			return fmt.Errorf("couldn't create leader elector: %v", err)
		}

		leaderElector.Run(ctx)

		return fmt.Errorf("lost lease")
	}

			OnNewLeader:      func(identity string) {},
			OnStoppedLeading: func() {},
			OnStartedLeading: func(context.Context) {
				close(onNewLeader)
			},
		},
	}

	elector, err := NewLeaderElector(lec)
	if err != nil {
		t.Fatal("Failed to create leader elector: ", err)
	}

	ctx, cancel := context.WithCancel(context.Background())

	go elector.Run(ctx)