frostfs-contract/rpcclient/balance/client.go
Evgenii Stratonikov 901d5a4083 [#47] Generate RPC bindings to contracts
Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
2023-10-31 10:28:38 +00:00

549 lines
18 KiB
Go

// Package balance contains RPC wrappers for Balance contract.
//
// Code generated by neo-go contract generate-rpcwrapper --manifest <file.json> --out <file.go> [--hash <hash>] [--config <config>]; DO NOT EDIT.
package balance
import (
"errors"
"fmt"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/neorpc/result"
"github.com/nspcc-dev/neo-go/pkg/rpcclient/nep17"
"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"
)
// LockEvent represents "Lock" event emitted by the contract.
type LockEvent struct {
TxID []byte
From util.Uint160
To util.Uint160
Amount *big.Int
Until *big.Int
}
// TransferXEvent represents "TransferX" event emitted by the contract.
type TransferXEvent struct {
From util.Uint160
To util.Uint160
Amount *big.Int
Details []byte
}
// MintEvent represents "Mint" event emitted by the contract.
type MintEvent struct {
To util.Uint160
Amount *big.Int
}
// BurnEvent represents "Burn" event emitted by the contract.
type BurnEvent struct {
From util.Uint160
Amount *big.Int
}
// Invoker is used by ContractReader to call various safe methods.
type Invoker interface {
nep17.Invoker
}
// Actor is used by Contract to call state-changing methods.
type Actor interface {
Invoker
nep17.Actor
MakeCall(contract util.Uint160, method string, params ...any) (*transaction.Transaction, error)
MakeRun(script []byte) (*transaction.Transaction, error)
MakeUnsignedCall(contract util.Uint160, method string, attrs []transaction.Attribute, params ...any) (*transaction.Transaction, error)
MakeUnsignedRun(script []byte, attrs []transaction.Attribute) (*transaction.Transaction, error)
SendCall(contract util.Uint160, method string, params ...any) (util.Uint256, uint32, error)
SendRun(script []byte) (util.Uint256, uint32, error)
}
// ContractReader implements safe contract methods.
type ContractReader struct {
nep17.TokenReader
invoker Invoker
hash util.Uint160
}
// Contract implements all contract methods.
type Contract struct {
ContractReader
nep17.TokenWriter
actor Actor
hash util.Uint160
}
// NewReader creates an instance of ContractReader using provided contract hash and the given Invoker.
func NewReader(invoker Invoker, hash util.Uint160) *ContractReader {
return &ContractReader{*nep17.NewReader(invoker, hash), invoker, hash}
}
// New creates an instance of Contract using provided contract hash and the given Actor.
func New(actor Actor, hash util.Uint160) *Contract {
var nep17t = nep17.New(actor, hash)
return &Contract{ContractReader{nep17t.TokenReader, actor, hash}, nep17t.TokenWriter, actor, hash}
}
// Version invokes `version` method of contract.
func (c *ContractReader) Version() (*big.Int, error) {
return unwrap.BigInt(c.invoker.Call(c.hash, "version"))
}
// Burn creates a transaction invoking `burn` method of the contract.
// This transaction is signed and immediately sent to the network.
// The values returned are its hash, ValidUntilBlock value and error if any.
func (c *Contract) Burn(from util.Uint160, amount *big.Int, txDetails []byte) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "burn", from, amount, txDetails)
}
// BurnTransaction creates a transaction invoking `burn` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) BurnTransaction(from util.Uint160, amount *big.Int, txDetails []byte) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "burn", from, amount, txDetails)
}
// BurnUnsigned creates a transaction invoking `burn` method of the contract.
// This transaction is not signed, it's simply returned to the caller.
// Any fields of it that do not affect fees can be changed (ValidUntilBlock,
// Nonce), fee values (NetworkFee, SystemFee) can be increased as well.
func (c *Contract) BurnUnsigned(from util.Uint160, amount *big.Int, txDetails []byte) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "burn", nil, from, amount, txDetails)
}
// Lock creates a transaction invoking `lock` method of the contract.
// This transaction is signed and immediately sent to the network.
// The values returned are its hash, ValidUntilBlock value and error if any.
func (c *Contract) Lock(txDetails []byte, from util.Uint160, to util.Uint160, amount *big.Int, until *big.Int) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "lock", txDetails, from, to, amount, until)
}
// LockTransaction creates a transaction invoking `lock` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) LockTransaction(txDetails []byte, from util.Uint160, to util.Uint160, amount *big.Int, until *big.Int) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "lock", txDetails, from, to, amount, until)
}
// LockUnsigned creates a transaction invoking `lock` method of the contract.
// This transaction is not signed, it's simply returned to the caller.
// Any fields of it that do not affect fees can be changed (ValidUntilBlock,
// Nonce), fee values (NetworkFee, SystemFee) can be increased as well.
func (c *Contract) LockUnsigned(txDetails []byte, from util.Uint160, to util.Uint160, amount *big.Int, until *big.Int) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "lock", nil, txDetails, from, to, amount, until)
}
// Mint creates a transaction invoking `mint` method of the contract.
// This transaction is signed and immediately sent to the network.
// The values returned are its hash, ValidUntilBlock value and error if any.
func (c *Contract) Mint(to util.Uint160, amount *big.Int, txDetails []byte) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "mint", to, amount, txDetails)
}
// MintTransaction creates a transaction invoking `mint` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) MintTransaction(to util.Uint160, amount *big.Int, txDetails []byte) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "mint", to, amount, txDetails)
}
// MintUnsigned creates a transaction invoking `mint` method of the contract.
// This transaction is not signed, it's simply returned to the caller.
// Any fields of it that do not affect fees can be changed (ValidUntilBlock,
// Nonce), fee values (NetworkFee, SystemFee) can be increased as well.
func (c *Contract) MintUnsigned(to util.Uint160, amount *big.Int, txDetails []byte) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "mint", nil, to, amount, txDetails)
}
// NewEpoch creates a transaction invoking `newEpoch` method of the contract.
// This transaction is signed and immediately sent to the network.
// The values returned are its hash, ValidUntilBlock value and error if any.
func (c *Contract) NewEpoch(epochNum *big.Int) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "newEpoch", epochNum)
}
// NewEpochTransaction creates a transaction invoking `newEpoch` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) NewEpochTransaction(epochNum *big.Int) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "newEpoch", epochNum)
}
// NewEpochUnsigned creates a transaction invoking `newEpoch` method of the contract.
// This transaction is not signed, it's simply returned to the caller.
// Any fields of it that do not affect fees can be changed (ValidUntilBlock,
// Nonce), fee values (NetworkFee, SystemFee) can be increased as well.
func (c *Contract) NewEpochUnsigned(epochNum *big.Int) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "newEpoch", nil, epochNum)
}
// TransferX creates a transaction invoking `transferX` method of the contract.
// This transaction is signed and immediately sent to the network.
// The values returned are its hash, ValidUntilBlock value and error if any.
func (c *Contract) TransferX(from util.Uint160, to util.Uint160, amount *big.Int, details []byte) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "transferX", from, to, amount, details)
}
// TransferXTransaction creates a transaction invoking `transferX` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) TransferXTransaction(from util.Uint160, to util.Uint160, amount *big.Int, details []byte) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "transferX", from, to, amount, details)
}
// TransferXUnsigned creates a transaction invoking `transferX` method of the contract.
// This transaction is not signed, it's simply returned to the caller.
// Any fields of it that do not affect fees can be changed (ValidUntilBlock,
// Nonce), fee values (NetworkFee, SystemFee) can be increased as well.
func (c *Contract) TransferXUnsigned(from util.Uint160, to util.Uint160, amount *big.Int, details []byte) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "transferX", nil, from, to, amount, details)
}
// Update creates a transaction invoking `update` method of the contract.
// This transaction is signed and immediately sent to the network.
// The values returned are its hash, ValidUntilBlock value and error if any.
func (c *Contract) Update(script []byte, manifest []byte, data any) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "update", script, manifest, data)
}
// UpdateTransaction creates a transaction invoking `update` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) UpdateTransaction(script []byte, manifest []byte, data any) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "update", script, manifest, data)
}
// UpdateUnsigned creates a transaction invoking `update` method of the contract.
// This transaction is not signed, it's simply returned to the caller.
// Any fields of it that do not affect fees can be changed (ValidUntilBlock,
// Nonce), fee values (NetworkFee, SystemFee) can be increased as well.
func (c *Contract) UpdateUnsigned(script []byte, manifest []byte, data any) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "update", nil, script, manifest, data)
}
// LockEventsFromApplicationLog retrieves a set of all emitted events
// with "Lock" name from the provided [result.ApplicationLog].
func LockEventsFromApplicationLog(log *result.ApplicationLog) ([]*LockEvent, error) {
if log == nil {
return nil, errors.New("nil application log")
}
var res []*LockEvent
for i, ex := range log.Executions {
for j, e := range ex.Events {
if e.Name != "Lock" {
continue
}
event := new(LockEvent)
err := event.FromStackItem(e.Item)
if err != nil {
return nil, fmt.Errorf("failed to deserialize LockEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
}
res = append(res, event)
}
}
return res, nil
}
// FromStackItem converts provided [stackitem.Array] to LockEvent or
// returns an error if it's not possible to do to so.
func (e *LockEvent) FromStackItem(item *stackitem.Array) error {
if item == nil {
return errors.New("nil item")
}
arr, ok := item.Value().([]stackitem.Item)
if !ok {
return errors.New("not an array")
}
if len(arr) != 5 {
return errors.New("wrong number of structure elements")
}
var (
index = -1
err error
)
index++
e.TxID, err = arr[index].TryBytes()
if err != nil {
return fmt.Errorf("field TxID: %w", err)
}
index++
e.From, err = func(item stackitem.Item) (util.Uint160, error) {
b, err := item.TryBytes()
if err != nil {
return util.Uint160{}, err
}
u, err := util.Uint160DecodeBytesBE(b)
if err != nil {
return util.Uint160{}, err
}
return u, nil
}(arr[index])
if err != nil {
return fmt.Errorf("field From: %w", err)
}
index++
e.To, err = func(item stackitem.Item) (util.Uint160, error) {
b, err := item.TryBytes()
if err != nil {
return util.Uint160{}, err
}
u, err := util.Uint160DecodeBytesBE(b)
if err != nil {
return util.Uint160{}, err
}
return u, nil
}(arr[index])
if err != nil {
return fmt.Errorf("field To: %w", err)
}
index++
e.Amount, err = arr[index].TryInteger()
if err != nil {
return fmt.Errorf("field Amount: %w", err)
}
index++
e.Until, err = arr[index].TryInteger()
if err != nil {
return fmt.Errorf("field Until: %w", err)
}
return nil
}
// TransferXEventsFromApplicationLog retrieves a set of all emitted events
// with "TransferX" name from the provided [result.ApplicationLog].
func TransferXEventsFromApplicationLog(log *result.ApplicationLog) ([]*TransferXEvent, error) {
if log == nil {
return nil, errors.New("nil application log")
}
var res []*TransferXEvent
for i, ex := range log.Executions {
for j, e := range ex.Events {
if e.Name != "TransferX" {
continue
}
event := new(TransferXEvent)
err := event.FromStackItem(e.Item)
if err != nil {
return nil, fmt.Errorf("failed to deserialize TransferXEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
}
res = append(res, event)
}
}
return res, nil
}
// FromStackItem converts provided [stackitem.Array] to TransferXEvent or
// returns an error if it's not possible to do to so.
func (e *TransferXEvent) FromStackItem(item *stackitem.Array) error {
if item == nil {
return errors.New("nil item")
}
arr, ok := item.Value().([]stackitem.Item)
if !ok {
return errors.New("not an array")
}
if len(arr) != 4 {
return errors.New("wrong number of structure elements")
}
var (
index = -1
err error
)
index++
e.From, err = func(item stackitem.Item) (util.Uint160, error) {
b, err := item.TryBytes()
if err != nil {
return util.Uint160{}, err
}
u, err := util.Uint160DecodeBytesBE(b)
if err != nil {
return util.Uint160{}, err
}
return u, nil
}(arr[index])
if err != nil {
return fmt.Errorf("field From: %w", err)
}
index++
e.To, err = func(item stackitem.Item) (util.Uint160, error) {
b, err := item.TryBytes()
if err != nil {
return util.Uint160{}, err
}
u, err := util.Uint160DecodeBytesBE(b)
if err != nil {
return util.Uint160{}, err
}
return u, nil
}(arr[index])
if err != nil {
return fmt.Errorf("field To: %w", err)
}
index++
e.Amount, err = arr[index].TryInteger()
if err != nil {
return fmt.Errorf("field Amount: %w", err)
}
index++
e.Details, err = arr[index].TryBytes()
if err != nil {
return fmt.Errorf("field Details: %w", err)
}
return nil
}
// MintEventsFromApplicationLog retrieves a set of all emitted events
// with "Mint" name from the provided [result.ApplicationLog].
func MintEventsFromApplicationLog(log *result.ApplicationLog) ([]*MintEvent, error) {
if log == nil {
return nil, errors.New("nil application log")
}
var res []*MintEvent
for i, ex := range log.Executions {
for j, e := range ex.Events {
if e.Name != "Mint" {
continue
}
event := new(MintEvent)
err := event.FromStackItem(e.Item)
if err != nil {
return nil, fmt.Errorf("failed to deserialize MintEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
}
res = append(res, event)
}
}
return res, nil
}
// FromStackItem converts provided [stackitem.Array] to MintEvent or
// returns an error if it's not possible to do to so.
func (e *MintEvent) FromStackItem(item *stackitem.Array) error {
if item == nil {
return errors.New("nil item")
}
arr, ok := item.Value().([]stackitem.Item)
if !ok {
return errors.New("not an array")
}
if len(arr) != 2 {
return errors.New("wrong number of structure elements")
}
var (
index = -1
err error
)
index++
e.To, err = func(item stackitem.Item) (util.Uint160, error) {
b, err := item.TryBytes()
if err != nil {
return util.Uint160{}, err
}
u, err := util.Uint160DecodeBytesBE(b)
if err != nil {
return util.Uint160{}, err
}
return u, nil
}(arr[index])
if err != nil {
return fmt.Errorf("field To: %w", err)
}
index++
e.Amount, err = arr[index].TryInteger()
if err != nil {
return fmt.Errorf("field Amount: %w", err)
}
return nil
}
// BurnEventsFromApplicationLog retrieves a set of all emitted events
// with "Burn" name from the provided [result.ApplicationLog].
func BurnEventsFromApplicationLog(log *result.ApplicationLog) ([]*BurnEvent, error) {
if log == nil {
return nil, errors.New("nil application log")
}
var res []*BurnEvent
for i, ex := range log.Executions {
for j, e := range ex.Events {
if e.Name != "Burn" {
continue
}
event := new(BurnEvent)
err := event.FromStackItem(e.Item)
if err != nil {
return nil, fmt.Errorf("failed to deserialize BurnEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
}
res = append(res, event)
}
}
return res, nil
}
// FromStackItem converts provided [stackitem.Array] to BurnEvent or
// returns an error if it's not possible to do to so.
func (e *BurnEvent) FromStackItem(item *stackitem.Array) error {
if item == nil {
return errors.New("nil item")
}
arr, ok := item.Value().([]stackitem.Item)
if !ok {
return errors.New("not an array")
}
if len(arr) != 2 {
return errors.New("wrong number of structure elements")
}
var (
index = -1
err error
)
index++
e.From, err = func(item stackitem.Item) (util.Uint160, error) {
b, err := item.TryBytes()
if err != nil {
return util.Uint160{}, err
}
u, err := util.Uint160DecodeBytesBE(b)
if err != nil {
return util.Uint160{}, err
}
return u, nil
}(arr[index])
if err != nil {
return fmt.Errorf("field From: %w", err)
}
index++
e.Amount, err = arr[index].TryInteger()
if err != nil {
return fmt.Errorf("field Amount: %w", err)
}
return nil
}