frostfs-contract/rpcclient/frostfs/client.go

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// Code generated by neo-go contract generate-rpcwrapper --manifest <file.json> --out <file.go> [--hash <hash>] [--config <config>]; DO NOT EDIT.
// Package frostfs contains RPC wrappers for FrostFS contract.
package frostfs
import (
"errors"
"fmt"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/neorpc/result"
"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"
)
// DepositEvent represents "Deposit" event emitted by the contract.
type DepositEvent struct {
From util.Uint160
Amount *big.Int
Receiver util.Uint160
TxHash util.Uint256
}
// WithdrawEvent represents "Withdraw" event emitted by the contract.
type WithdrawEvent struct {
User util.Uint160
Amount *big.Int
TxHash util.Uint256
}
// ChequeEvent represents "Cheque" event emitted by the contract.
type ChequeEvent struct {
Id []byte
User util.Uint160
Amount *big.Int
LockAccount []byte
}
// BindEvent represents "Bind" event emitted by the contract.
type BindEvent struct {
User []byte
Keys []any
}
// UnbindEvent represents "Unbind" event emitted by the contract.
type UnbindEvent struct {
User []byte
Keys []any
}
// AlphabetUpdateEvent represents "AlphabetUpdate" event emitted by the contract.
type AlphabetUpdateEvent struct {
Id []byte
Alphabet []any
}
// SetConfigEvent represents "SetConfig" event emitted by the contract.
type SetConfigEvent struct {
Id []byte
Key []byte
Value []byte
}
// Invoker is used by ContractReader to call various safe methods.
type Invoker interface {
Call(contract util.Uint160, operation string, params ...any) (*result.Invoke, error)
}
// Actor is used by Contract to call state-changing methods.
type Actor interface {
Invoker
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 {
invoker Invoker
hash util.Uint160
}
// Contract implements all contract methods.
type Contract struct {
ContractReader
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{invoker, hash}
}
// New creates an instance of Contract using provided contract hash and the given Actor.
func New(actor Actor, hash util.Uint160) *Contract {
return &Contract{ContractReader{actor, hash}, actor, hash}
}
// AlphabetAddress invokes `alphabetAddress` method of contract.
func (c *ContractReader) AlphabetAddress() (util.Uint160, error) {
return unwrap.Uint160(c.invoker.Call(c.hash, "alphabetAddress"))
}
// Config invokes `config` method of contract.
func (c *ContractReader) Config(key []byte) (any, error) {
return func(item stackitem.Item, err error) (any, error) {
if err != nil {
return nil, err
}
return item.Value(), error(nil)
}(unwrap.Item(c.invoker.Call(c.hash, "config", key)))
}
// InnerRingCandidates invokes `innerRingCandidates` method of contract.
func (c *ContractReader) InnerRingCandidates() ([]stackitem.Item, error) {
return unwrap.Array(c.invoker.Call(c.hash, "innerRingCandidates"))
}
// ListConfig invokes `listConfig` method of contract.
func (c *ContractReader) ListConfig() ([]stackitem.Item, error) {
return unwrap.Array(c.invoker.Call(c.hash, "listConfig"))
}
// Version invokes `version` method of contract.
func (c *ContractReader) Version() (*big.Int, error) {
return unwrap.BigInt(c.invoker.Call(c.hash, "version"))
}
// Bind creates a transaction invoking `bind` 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) Bind(user []byte, keys []any) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "bind", user, keys)
}
// BindTransaction creates a transaction invoking `bind` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) BindTransaction(user []byte, keys []any) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "bind", user, keys)
}
// BindUnsigned creates a transaction invoking `bind` 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) BindUnsigned(user []byte, keys []any) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "bind", nil, user, keys)
}
// Cheque creates a transaction invoking `cheque` 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) Cheque(id []byte, user util.Uint160, amount *big.Int, lockAcc []byte) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "cheque", id, user, amount, lockAcc)
}
// ChequeTransaction creates a transaction invoking `cheque` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) ChequeTransaction(id []byte, user util.Uint160, amount *big.Int, lockAcc []byte) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "cheque", id, user, amount, lockAcc)
}
// ChequeUnsigned creates a transaction invoking `cheque` 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) ChequeUnsigned(id []byte, user util.Uint160, amount *big.Int, lockAcc []byte) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "cheque", nil, id, user, amount, lockAcc)
}
// InnerRingCandidateAdd creates a transaction invoking `innerRingCandidateAdd` 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) InnerRingCandidateAdd(key *keys.PublicKey) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "innerRingCandidateAdd", key)
}
// InnerRingCandidateAddTransaction creates a transaction invoking `innerRingCandidateAdd` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) InnerRingCandidateAddTransaction(key *keys.PublicKey) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "innerRingCandidateAdd", key)
}
// InnerRingCandidateAddUnsigned creates a transaction invoking `innerRingCandidateAdd` 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) InnerRingCandidateAddUnsigned(key *keys.PublicKey) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "innerRingCandidateAdd", nil, key)
}
// InnerRingCandidateRemove creates a transaction invoking `innerRingCandidateRemove` 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) InnerRingCandidateRemove(key *keys.PublicKey) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "innerRingCandidateRemove", key)
}
// InnerRingCandidateRemoveTransaction creates a transaction invoking `innerRingCandidateRemove` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) InnerRingCandidateRemoveTransaction(key *keys.PublicKey) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "innerRingCandidateRemove", key)
}
// InnerRingCandidateRemoveUnsigned creates a transaction invoking `innerRingCandidateRemove` 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) InnerRingCandidateRemoveUnsigned(key *keys.PublicKey) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "innerRingCandidateRemove", nil, key)
}
// SetConfig creates a transaction invoking `setConfig` 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) SetConfig(id []byte, key []byte, val []byte) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "setConfig", id, key, val)
}
// SetConfigTransaction creates a transaction invoking `setConfig` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) SetConfigTransaction(id []byte, key []byte, val []byte) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "setConfig", id, key, val)
}
// SetConfigUnsigned creates a transaction invoking `setConfig` 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) SetConfigUnsigned(id []byte, key []byte, val []byte) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "setConfig", nil, id, key, val)
}
// Unbind creates a transaction invoking `unbind` 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) Unbind(user []byte, keys []any) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "unbind", user, keys)
}
// UnbindTransaction creates a transaction invoking `unbind` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) UnbindTransaction(user []byte, keys []any) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "unbind", user, keys)
}
// UnbindUnsigned creates a transaction invoking `unbind` 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) UnbindUnsigned(user []byte, keys []any) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "unbind", nil, user, keys)
}
// 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)
}
// Withdraw creates a transaction invoking `withdraw` 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) Withdraw(user util.Uint160, amount *big.Int) (util.Uint256, uint32, error) {
return c.actor.SendCall(c.hash, "withdraw", user, amount)
}
// WithdrawTransaction creates a transaction invoking `withdraw` method of the contract.
// This transaction is signed, but not sent to the network, instead it's
// returned to the caller.
func (c *Contract) WithdrawTransaction(user util.Uint160, amount *big.Int) (*transaction.Transaction, error) {
return c.actor.MakeCall(c.hash, "withdraw", user, amount)
}
// WithdrawUnsigned creates a transaction invoking `withdraw` 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) WithdrawUnsigned(user util.Uint160, amount *big.Int) (*transaction.Transaction, error) {
return c.actor.MakeUnsignedCall(c.hash, "withdraw", nil, user, amount)
}
// DepositEventsFromApplicationLog retrieves a set of all emitted events
// with "Deposit" name from the provided [result.ApplicationLog].
func DepositEventsFromApplicationLog(log *result.ApplicationLog) ([]*DepositEvent, error) {
if log == nil {
return nil, errors.New("nil application log")
}
var res []*DepositEvent
for i, ex := range log.Executions {
for j, e := range ex.Events {
if e.Name != "Deposit" {
continue
}
event := new(DepositEvent)
err := event.FromStackItem(e.Item)
if err != nil {
return nil, fmt.Errorf("failed to deserialize DepositEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
}
res = append(res, event)
}
}
return res, nil
}
// FromStackItem converts provided [stackitem.Array] to DepositEvent or
// returns an error if it's not possible to do to so.
func (e *DepositEvent) 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.Amount, err = arr[index].TryInteger()
if err != nil {
return fmt.Errorf("field Amount: %w", err)
}
index++
e.Receiver, 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 Receiver: %w", err)
}
index++
e.TxHash, err = func(item stackitem.Item) (util.Uint256, error) {
b, err := item.TryBytes()
if err != nil {
return util.Uint256{}, err
}
u, err := util.Uint256DecodeBytesBE(b)
if err != nil {
return util.Uint256{}, err
}
return u, nil
}(arr[index])
if err != nil {
return fmt.Errorf("field TxHash: %w", err)
}
return nil
}
// WithdrawEventsFromApplicationLog retrieves a set of all emitted events
// with "Withdraw" name from the provided [result.ApplicationLog].
func WithdrawEventsFromApplicationLog(log *result.ApplicationLog) ([]*WithdrawEvent, error) {
if log == nil {
return nil, errors.New("nil application log")
}
var res []*WithdrawEvent
for i, ex := range log.Executions {
for j, e := range ex.Events {
if e.Name != "Withdraw" {
continue
}
event := new(WithdrawEvent)
err := event.FromStackItem(e.Item)
if err != nil {
return nil, fmt.Errorf("failed to deserialize WithdrawEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
}
res = append(res, event)
}
}
return res, nil
}
// FromStackItem converts provided [stackitem.Array] to WithdrawEvent or
// returns an error if it's not possible to do to so.
func (e *WithdrawEvent) 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) != 3 {
return errors.New("wrong number of structure elements")
}
var (
index = -1
err error
)
index++
e.User, 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 User: %w", err)
}
index++
e.Amount, err = arr[index].TryInteger()
if err != nil {
return fmt.Errorf("field Amount: %w", err)
}
index++
e.TxHash, err = func(item stackitem.Item) (util.Uint256, error) {
b, err := item.TryBytes()
if err != nil {
return util.Uint256{}, err
}
u, err := util.Uint256DecodeBytesBE(b)
if err != nil {
return util.Uint256{}, err
}
return u, nil
}(arr[index])
if err != nil {
return fmt.Errorf("field TxHash: %w", err)
}
return nil
}
// ChequeEventsFromApplicationLog retrieves a set of all emitted events
// with "Cheque" name from the provided [result.ApplicationLog].
func ChequeEventsFromApplicationLog(log *result.ApplicationLog) ([]*ChequeEvent, error) {
if log == nil {
return nil, errors.New("nil application log")
}
var res []*ChequeEvent
for i, ex := range log.Executions {
for j, e := range ex.Events {
if e.Name != "Cheque" {
continue
}
event := new(ChequeEvent)
err := event.FromStackItem(e.Item)
if err != nil {
return nil, fmt.Errorf("failed to deserialize ChequeEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
}
res = append(res, event)
}
}
return res, nil
}
// FromStackItem converts provided [stackitem.Array] to ChequeEvent or
// returns an error if it's not possible to do to so.
func (e *ChequeEvent) 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.Id, err = arr[index].TryBytes()
if err != nil {
return fmt.Errorf("field Id: %w", err)
}
index++
e.User, 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 User: %w", err)
}
index++
e.Amount, err = arr[index].TryInteger()
if err != nil {
return fmt.Errorf("field Amount: %w", err)
}
index++
e.LockAccount, err = arr[index].TryBytes()
if err != nil {
return fmt.Errorf("field LockAccount: %w", err)
}
return nil
}
// BindEventsFromApplicationLog retrieves a set of all emitted events
// with "Bind" name from the provided [result.ApplicationLog].
func BindEventsFromApplicationLog(log *result.ApplicationLog) ([]*BindEvent, error) {
if log == nil {
return nil, errors.New("nil application log")
}
var res []*BindEvent
for i, ex := range log.Executions {
for j, e := range ex.Events {
if e.Name != "Bind" {
continue
}
event := new(BindEvent)
err := event.FromStackItem(e.Item)
if err != nil {
return nil, fmt.Errorf("failed to deserialize BindEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
}
res = append(res, event)
}
}
return res, nil
}
// FromStackItem converts provided [stackitem.Array] to BindEvent or
// returns an error if it's not possible to do to so.
func (e *BindEvent) 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.User, err = arr[index].TryBytes()
if err != nil {
return fmt.Errorf("field User: %w", err)
}
index++
e.Keys, err = func(item stackitem.Item) ([]any, error) {
arr, ok := item.Value().([]stackitem.Item)
if !ok {
return nil, errors.New("not an array")
}
res := make([]any, len(arr))
for i := range res {
res[i], err = arr[i].Value(), error(nil)
if err != nil {
return nil, fmt.Errorf("item %d: %w", i, err)
}
}
return res, nil
}(arr[index])
if err != nil {
return fmt.Errorf("field Keys: %w", err)
}
return nil
}
// UnbindEventsFromApplicationLog retrieves a set of all emitted events
// with "Unbind" name from the provided [result.ApplicationLog].
func UnbindEventsFromApplicationLog(log *result.ApplicationLog) ([]*UnbindEvent, error) {
if log == nil {
return nil, errors.New("nil application log")
}
var res []*UnbindEvent
for i, ex := range log.Executions {
for j, e := range ex.Events {
if e.Name != "Unbind" {
continue
}
event := new(UnbindEvent)
err := event.FromStackItem(e.Item)
if err != nil {
return nil, fmt.Errorf("failed to deserialize UnbindEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
}
res = append(res, event)
}
}
return res, nil
}
// FromStackItem converts provided [stackitem.Array] to UnbindEvent or
// returns an error if it's not possible to do to so.
func (e *UnbindEvent) 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.User, err = arr[index].TryBytes()
if err != nil {
return fmt.Errorf("field User: %w", err)
}
index++
e.Keys, err = func(item stackitem.Item) ([]any, error) {
arr, ok := item.Value().([]stackitem.Item)
if !ok {
return nil, errors.New("not an array")
}
res := make([]any, len(arr))
for i := range res {
res[i], err = arr[i].Value(), error(nil)
if err != nil {
return nil, fmt.Errorf("item %d: %w", i, err)
}
}
return res, nil
}(arr[index])
if err != nil {
return fmt.Errorf("field Keys: %w", err)
}
return nil
}
// AlphabetUpdateEventsFromApplicationLog retrieves a set of all emitted events
// with "AlphabetUpdate" name from the provided [result.ApplicationLog].
func AlphabetUpdateEventsFromApplicationLog(log *result.ApplicationLog) ([]*AlphabetUpdateEvent, error) {
if log == nil {
return nil, errors.New("nil application log")
}
var res []*AlphabetUpdateEvent
for i, ex := range log.Executions {
for j, e := range ex.Events {
if e.Name != "AlphabetUpdate" {
continue
}
event := new(AlphabetUpdateEvent)
err := event.FromStackItem(e.Item)
if err != nil {
return nil, fmt.Errorf("failed to deserialize AlphabetUpdateEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
}
res = append(res, event)
}
}
return res, nil
}
// FromStackItem converts provided [stackitem.Array] to AlphabetUpdateEvent or
// returns an error if it's not possible to do to so.
func (e *AlphabetUpdateEvent) 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.Id, err = arr[index].TryBytes()
if err != nil {
return fmt.Errorf("field Id: %w", err)
}
index++
e.Alphabet, err = func(item stackitem.Item) ([]any, error) {
arr, ok := item.Value().([]stackitem.Item)
if !ok {
return nil, errors.New("not an array")
}
res := make([]any, len(arr))
for i := range res {
res[i], err = arr[i].Value(), error(nil)
if err != nil {
return nil, fmt.Errorf("item %d: %w", i, err)
}
}
return res, nil
}(arr[index])
if err != nil {
return fmt.Errorf("field Alphabet: %w", err)
}
return nil
}
// SetConfigEventsFromApplicationLog retrieves a set of all emitted events
// with "SetConfig" name from the provided [result.ApplicationLog].
func SetConfigEventsFromApplicationLog(log *result.ApplicationLog) ([]*SetConfigEvent, error) {
if log == nil {
return nil, errors.New("nil application log")
}
var res []*SetConfigEvent
for i, ex := range log.Executions {
for j, e := range ex.Events {
if e.Name != "SetConfig" {
continue
}
event := new(SetConfigEvent)
err := event.FromStackItem(e.Item)
if err != nil {
return nil, fmt.Errorf("failed to deserialize SetConfigEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
}
res = append(res, event)
}
}
return res, nil
}
// FromStackItem converts provided [stackitem.Array] to SetConfigEvent or
// returns an error if it's not possible to do to so.
func (e *SetConfigEvent) 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) != 3 {
return errors.New("wrong number of structure elements")
}
var (
index = -1
err error
)
index++
e.Id, err = arr[index].TryBytes()
if err != nil {
return fmt.Errorf("field Id: %w", err)
}
index++
e.Key, err = arr[index].TryBytes()
if err != nil {
return fmt.Errorf("field Key: %w", err)
}
index++
e.Value, err = arr[index].TryBytes()
if err != nil {
return fmt.Errorf("field Value: %w", err)
}
return nil
}