frostfs-node/pkg/innerring/bindings.go

62 lines
2.0 KiB
Go

package innerring
import (
"github.com/nspcc-dev/neofs-node/pkg/morph/event"
)
type (
// ContractProcessor interface defines functions for binding event producers
// such as event.Listener and Timers with contract processor.
ContractProcessor interface {
ListenerNotificationParsers() []event.NotificationParserInfo
ListenerNotificationHandlers() []event.NotificationHandlerInfo
TimersHandlers() []event.NotificationHandlerInfo
}
// NotaryContractProcessor interface defines function for binding notary event
// producers such as event.Listener with contract processor.
//
// This interface is optional for contract processor. If contract processor
// supports notary event handling, it should implement both ContractProcessor
// and NotaryContractProcessor interfaces.
NotaryContractProcessor interface {
ListenerNotaryParsers() []event.NotaryParserInfo
ListenerNotaryHandlers() []event.NotaryHandlerInfo
}
)
func connectListenerWithProcessor(l event.Listener, p ContractProcessor) {
// register parsers
for _, parser := range p.ListenerNotificationParsers() {
l.SetNotificationParser(parser)
}
// register handlers
for _, handler := range p.ListenerNotificationHandlers() {
l.RegisterNotificationHandler(handler)
}
// add notary handlers if processor supports it
if notaryProcessor, ok := p.(NotaryContractProcessor); ok {
for _, notaryParser := range notaryProcessor.ListenerNotaryParsers() {
l.SetNotaryParser(notaryParser)
}
for _, notaryHandler := range notaryProcessor.ListenerNotaryHandlers() {
l.RegisterNotaryHandler(notaryHandler)
}
}
}
// bindMorphProcessor connects morph chain listener handlers.
func bindMorphProcessor(proc ContractProcessor, s *Server) error {
connectListenerWithProcessor(s.morphListener, proc)
return nil
}
// bindMainnetProcessor connects mainnet chain listener handlers.
func bindMainnetProcessor(proc ContractProcessor, s *Server) error {
connectListenerWithProcessor(s.mainnetListener, proc)
return nil
}