package alphabet import ( "errors" "fmt" "github.com/nspcc-dev/neo-go/pkg/util" "github.com/nspcc-dev/neofs-node/pkg/morph/client" "github.com/nspcc-dev/neofs-node/pkg/morph/event" "github.com/panjf2000/ants/v2" "go.uber.org/zap" ) type ( // Indexer is a callback interface for inner ring global state. Indexer interface { AlphabetIndex() int } // Contracts is an interface of the storage // of the alphabet contract addresses. Contracts interface { // Get by index must return address of the // alphabet contract by index of the glagolitic // letter (e.g 0 for Az, 40 for Izhitsa). // // Must return false if index does not // match to any alphabet contract. GetByIndex(int) (util.Uint160, bool) } // Processor of events produced for alphabet contracts in sidechain. Processor struct { log *zap.Logger pool *ants.Pool alphabetContracts Contracts netmapContract util.Uint160 morphClient *client.Client irList Indexer storageEmission uint64 } // Params of the processor constructor. Params struct { Log *zap.Logger PoolSize int AlphabetContracts Contracts NetmapContract util.Uint160 MorphClient *client.Client IRList Indexer StorageEmission uint64 } ) // New creates neofs mainnet contract processor instance. func New(p *Params) (*Processor, error) { switch { case p.Log == nil: return nil, errors.New("ir/alphabet: logger is not set") case p.MorphClient == nil: return nil, errors.New("ir/alphabet: neo:morph client is not set") case p.IRList == nil: return nil, errors.New("ir/alphabet: global state is not set") } p.Log.Debug("alphabet worker pool", zap.Int("size", p.PoolSize)) pool, err := ants.NewPool(p.PoolSize, ants.WithNonblocking(true)) if err != nil { return nil, fmt.Errorf("ir/neofs: can't create worker pool: %w", err) } return &Processor{ log: p.Log, pool: pool, alphabetContracts: p.AlphabetContracts, netmapContract: p.NetmapContract, morphClient: p.MorphClient, irList: p.IRList, storageEmission: p.StorageEmission, }, nil } // ListenerParsers for the 'event.Listener' event producer. func (np *Processor) ListenerParsers() []event.ParserInfo { return nil } // ListenerHandlers for the 'event.Listener' event producer. func (np *Processor) ListenerHandlers() []event.HandlerInfo { return nil } // TimersHandlers for the 'Timers' event producer. func (np *Processor) TimersHandlers() []event.HandlerInfo { return nil }