forked from TrueCloudLab/neoneo-go
63 lines
2.2 KiB
Go
63 lines
2.2 KiB
Go
|
// Package nameservice contains RPC wrappers for NameService contract.
|
||
|
|
package nameservice
|
||
|
|
|
||
|
|
import (
|
||
|
|
"github.com/nspcc-dev/neo-go/pkg/neorpc/result"
|
||
|
|
"github.com/nspcc-dev/neo-go/pkg/rpcclient/nep11"
|
||
|
|
"github.com/nspcc-dev/neo-go/pkg/rpcclient/unwrap"
|
||
|
|
"github.com/nspcc-dev/neo-go/pkg/util"
|
||
|
|
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
|
||
|
|
"math/big"
|
||
|
|
)
|
||
|
|
|
||
|
|
// Hash contains contract hash.
|
||
|
|
var Hash = util.Uint160{0xde, 0x46, 0x5f, 0x5d, 0x50, 0x57, 0xcf, 0x33, 0x28, 0x47, 0x94, 0xc5, 0xcf, 0xc2, 0xc, 0x69, 0x37, 0x1c, 0xac, 0x50}
|
||
|
|
|
||
|
|
// Invoker is used by ContractReader to call various safe methods.
|
||
|
|
type Invoker interface {
|
||
|
|
nep11.Invoker
|
||
|
|
Call(contract util.Uint160, operation string, params ...interface{}) (*result.Invoke, error)
|
||
|
|
}
|
||
|
|
|
||
|
|
// ContractReader implements safe contract methods.
|
||
|
|
type ContractReader struct {
|
||
|
|
nep11.NonDivisibleReader
|
||
|
|
invoker Invoker
|
||
|
|
}
|
||
|
|
|
||
|
|
// NewReader creates an instance of ContractReader using Hash and the given Invoker.
|
||
|
|
func NewReader(invoker Invoker) *ContractReader {
|
||
|
|
return &ContractReader{*nep11.NewNonDivisibleReader(invoker, Hash), invoker}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// Roots invokes `roots` method of contract.
|
||
|
|
func (c *ContractReader) Roots() (stackitem.Item, error) {
|
||
|
|
return unwrap.Item(c.invoker.Call(Hash, "roots"))
|
||
|
|
}
|
||
|
|
|
||
|
|
// GetPrice invokes `getPrice` method of contract.
|
||
|
|
func (c *ContractReader) GetPrice(length *big.Int) (*big.Int, error) {
|
||
|
|
return unwrap.BigInt(c.invoker.Call(Hash, "getPrice", length))
|
||
|
|
}
|
||
|
|
|
||
|
|
// IsAvailable invokes `isAvailable` method of contract.
|
||
|
|
func (c *ContractReader) IsAvailable(name string) (bool, error) {
|
||
|
|
return unwrap.Bool(c.invoker.Call(Hash, "isAvailable", name))
|
||
|
|
}
|
||
|
|
|
||
|
|
// GetRecord invokes `getRecord` method of contract.
|
||
|
|
func (c *ContractReader) GetRecord(name string, type *big.Int) (string, error) {
|
||
|
|
return unwrap.UTF8String(c.invoker.Call(Hash, "getRecord", name, type))
|
||
|
|
}
|
||
|
|
|
||
|
|
// GetAllRecords invokes `getAllRecords` method of contract.
|
||
|
|
func (c *ContractReader) GetAllRecords(name string) (stackitem.Item, error) {
|
||
|
|
return unwrap.Item(c.invoker.Call(Hash, "getAllRecords", name))
|
||
|
|
}
|
||
|
|
|
||
|
|
// Resolve invokes `resolve` method of contract.
|
||
|
|
func (c *ContractReader) Resolve(name string, type *big.Int) (string, error) {
|
||
|
|
return unwrap.UTF8String(c.invoker.Call(Hash, "resolve", name, type))
|
||
|
|
}
|