package grpc import ( "errors" "github.com/0glabs/0g-chain/client/grpc/query" "github.com/0glabs/0g-chain/client/grpc/util" ) // ZgChainGrpcClient enables the usage of kava grpc query clients and query utils type ZgChainGrpcClient struct { config ZgChainGrpcClientConfig // Query clients for cosmos and kava modules Query *query.QueryClient // Utils for common queries (ie fetch an unpacked BaseAccount) *util.Util } // ZgChainGrpcClientConfig is a configuration struct for a ZgChainGrpcClient type ZgChainGrpcClientConfig struct { // note: add future config options here } // NewClient creates a new ZgChainGrpcClient via a grpc url func NewClient(grpcUrl string) (*ZgChainGrpcClient, error) { return NewClientWithConfig(grpcUrl, NewDefaultConfig()) } // NewClientWithConfig creates a new ZgChainGrpcClient via a grpc url and config func NewClientWithConfig(grpcUrl string, config ZgChainGrpcClientConfig) (*ZgChainGrpcClient, error) { if grpcUrl == "" { return nil, errors.New("grpc url cannot be empty") } query, error := query.NewQueryClient(grpcUrl) if error != nil { return nil, error } client := &ZgChainGrpcClient{ Query: query, Util: util.NewUtil(query), config: config, } return client, nil } func NewDefaultConfig() ZgChainGrpcClientConfig { return ZgChainGrpcClientConfig{} }