package wrapper import ( "fmt" "github.com/nspcc-dev/neo-go/pkg/encoding/fixedn" "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/client/container" "github.com/nspcc-dev/neofs-node/pkg/morph/client/internal" ) // Wrapper is a wrapper over container contract // client which implements container storage and // eACL storage methods. // // Working wrapper must be created via constructor New. // Using the Wrapper that has been created with new(Wrapper) // expression (or just declaring a Wrapper variable) is unsafe // and can lead to panic. type Wrapper struct { internal.StaticClient client *container.Client } // Option allows to set an optional // parameter of Wrapper. type Option func(*opts) type opts struct { feePutNamedSet bool feePutNamed fixedn.Fixed8 staticOpts []client.StaticClientOption } func defaultOpts() *opts { return new(opts) } // Morph returns raw morph client. func (w Wrapper) Morph() *client.Client { return w.client.Morph() } // TryNotary returns option to enable // notary invocation tries. func TryNotary() Option { return func(o *opts) { o.staticOpts = append(o.staticOpts, client.TryNotary()) } } // AsAlphabet returns option to sign main TX // of notary requests with client's private // key. // // Considered to be used by IR nodes only. func AsAlphabet() Option { return func(o *opts) { o.staticOpts = append(o.staticOpts, client.AsAlphabet()) } } // WithCustomFeeForNamedPut returns option to specify custom fee for each Put operation with named container. func WithCustomFeeForNamedPut(fee fixedn.Fixed8) Option { return func(o *opts) { o.feePutNamed = fee o.feePutNamedSet = true } } // NewFromMorph returns the wrapper instance from the raw morph client. // // Specified fee is used for all operations by default. If WithCustomFeeForNamedPut is provided, // the customized fee is used for Put operations with named containers. func NewFromMorph(cli *client.Client, contract util.Uint160, fee fixedn.Fixed8, opts ...Option) (*Wrapper, error) { o := defaultOpts() for i := range opts { opts[i](o) } staticOpts := o.staticOpts if o.feePutNamedSet { staticOpts = append(staticOpts, client.WithCustomFee(container.PutNamedMethod, o.feePutNamed)) } staticClient, err := client.NewStatic(cli, contract, fee, staticOpts...) if err != nil { return nil, fmt.Errorf("can't create container static client: %w", err) } return &Wrapper{ StaticClient: staticClient, client: container.New(staticClient), }, nil }