package worker

import (
	"context"
	"errors"

	controlplanev1 "proxy-pool/gen/controlplane/v1"
)

var ErrSnapshotsUnavailable = errors.New("worker snapshots are unavailable")

type SnapshotWatchRequest struct {
	WorkerID           string
	SessionID          string
	LastAppliedVersion uint64
	LastChecksum       []byte
}

type SnapshotSource interface {
	Watch(context.Context, SnapshotWatchRequest) (<-chan *controlplanev1.WorkerSnapshot, error)
}