1126 lines
29 KiB
Text
Executable file
1126 lines
29 KiB
Text
Executable file
// Package structs contains RPC wrappers for Notifications contract.
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package structs
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import (
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"crypto/elliptic"
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"errors"
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"fmt"
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"github.com/nspcc-dev/neo-go/pkg/core/transaction"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/neorpc/result"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
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"math/big"
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"unicode/utf8"
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)
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// Hash contains contract hash.
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var Hash = util.Uint160{0x33, 0x22, 0x11, 0x0, 0xff, 0xee, 0xdd, 0xcc, 0xbb, 0xaa, 0x99, 0x88, 0x77, 0x66, 0x55, 0x44, 0x33, 0x22, 0x11, 0x0}
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// CrazyStruct is a contract-specific crazyStruct type used by its methods.
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type CrazyStruct struct {
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I *big.Int
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B bool
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}
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// LedgerBlock is a contract-specific ledger.Block type used by its methods.
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type LedgerBlock struct {
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Hash util.Uint256
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Version *big.Int
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PrevHash util.Uint256
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MerkleRoot util.Uint256
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Timestamp *big.Int
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Nonce *big.Int
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Index *big.Int
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NextConsensus util.Uint160
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TransactionsLength *big.Int
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}
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// LedgerBlockSR is a contract-specific ledger.BlockSR type used by its methods.
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type LedgerBlockSR struct {
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Hash util.Uint256
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Version *big.Int
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PrevHash util.Uint256
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MerkleRoot util.Uint256
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Timestamp *big.Int
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Nonce *big.Int
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Index *big.Int
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NextConsensus util.Uint160
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TransactionsLength *big.Int
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PrevStateRoot util.Uint256
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}
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// LedgerTransaction is a contract-specific ledger.Transaction type used by its methods.
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type LedgerTransaction struct {
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Hash util.Uint256
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Version *big.Int
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Nonce *big.Int
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Sender util.Uint160
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SysFee *big.Int
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NetFee *big.Int
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ValidUntilBlock *big.Int
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Script []byte
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}
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// LedgerTransactionSigner is a contract-specific ledger.TransactionSigner type used by its methods.
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type LedgerTransactionSigner struct {
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Account util.Uint160
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Scopes *big.Int
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AllowedContracts []util.Uint160
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AllowedGroups keys.PublicKeys
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Rules []*LedgerWitnessRule
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}
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// LedgerWitnessCondition is a contract-specific ledger.WitnessCondition type used by its methods.
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type LedgerWitnessCondition struct {
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Type *big.Int
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Value any
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}
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// LedgerWitnessRule is a contract-specific ledger.WitnessRule type used by its methods.
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type LedgerWitnessRule struct {
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Action *big.Int
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Condition *LedgerWitnessCondition
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}
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// ComplicatedNameEvent represents "! complicated name %$#" event emitted by the contract.
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type ComplicatedNameEvent struct {
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ComplicatedParam string
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}
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// SomeMapEvent represents "SomeMap" event emitted by the contract.
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type SomeMapEvent struct {
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M map[*big.Int]map[string][]util.Uint160
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}
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// SomeStructEvent represents "SomeStruct" event emitted by the contract.
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type SomeStructEvent struct {
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S *CrazyStruct
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}
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// SomeArrayEvent represents "SomeArray" event emitted by the contract.
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type SomeArrayEvent struct {
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A [][]*big.Int
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}
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// Actor is used by Contract to call state-changing methods.
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type Actor interface {
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MakeCall(contract util.Uint160, method string, params ...any) (*transaction.Transaction, error)
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MakeRun(script []byte) (*transaction.Transaction, error)
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MakeUnsignedCall(contract util.Uint160, method string, attrs []transaction.Attribute, params ...any) (*transaction.Transaction, error)
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MakeUnsignedRun(script []byte, attrs []transaction.Attribute) (*transaction.Transaction, error)
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SendCall(contract util.Uint160, method string, params ...any) (util.Uint256, uint32, error)
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SendRun(script []byte) (util.Uint256, uint32, error)
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}
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// Contract implements all contract methods.
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type Contract struct {
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actor Actor
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}
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// New creates an instance of Contract using Hash and the given Actor.
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func New(actor Actor) *Contract {
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return &Contract{actor}
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}
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// Array creates a transaction invoking `array` method of the contract.
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// This transaction is signed and immediately sent to the network.
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// The values returned are its hash, ValidUntilBlock value and error if any.
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func (c *Contract) Array() (util.Uint256, uint32, error) {
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return c.actor.SendCall(Hash, "array")
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}
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// ArrayTransaction creates a transaction invoking `array` method of the contract.
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// This transaction is signed, but not sent to the network, instead it's
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// returned to the caller.
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func (c *Contract) ArrayTransaction() (*transaction.Transaction, error) {
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return c.actor.MakeCall(Hash, "array")
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}
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// ArrayUnsigned creates a transaction invoking `array` method of the contract.
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// This transaction is not signed, it's simply returned to the caller.
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// Any fields of it that do not affect fees can be changed (ValidUntilBlock,
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// Nonce), fee values (NetworkFee, SystemFee) can be increased as well.
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func (c *Contract) ArrayUnsigned() (*transaction.Transaction, error) {
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return c.actor.MakeUnsignedCall(Hash, "array", nil)
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}
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// CrazyMap creates a transaction invoking `crazyMap` method of the contract.
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// This transaction is signed and immediately sent to the network.
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// The values returned are its hash, ValidUntilBlock value and error if any.
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func (c *Contract) CrazyMap() (util.Uint256, uint32, error) {
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return c.actor.SendCall(Hash, "crazyMap")
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}
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// CrazyMapTransaction creates a transaction invoking `crazyMap` method of the contract.
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// This transaction is signed, but not sent to the network, instead it's
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// returned to the caller.
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func (c *Contract) CrazyMapTransaction() (*transaction.Transaction, error) {
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return c.actor.MakeCall(Hash, "crazyMap")
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}
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// CrazyMapUnsigned creates a transaction invoking `crazyMap` method of the contract.
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// This transaction is not signed, it's simply returned to the caller.
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// Any fields of it that do not affect fees can be changed (ValidUntilBlock,
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// Nonce), fee values (NetworkFee, SystemFee) can be increased as well.
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func (c *Contract) CrazyMapUnsigned() (*transaction.Transaction, error) {
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return c.actor.MakeUnsignedCall(Hash, "crazyMap", nil)
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}
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// Main creates a transaction invoking `main` method of the contract.
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// This transaction is signed and immediately sent to the network.
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// The values returned are its hash, ValidUntilBlock value and error if any.
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func (c *Contract) Main() (util.Uint256, uint32, error) {
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return c.actor.SendCall(Hash, "main")
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}
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// MainTransaction creates a transaction invoking `main` method of the contract.
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// This transaction is signed, but not sent to the network, instead it's
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// returned to the caller.
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func (c *Contract) MainTransaction() (*transaction.Transaction, error) {
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return c.actor.MakeCall(Hash, "main")
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}
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// MainUnsigned creates a transaction invoking `main` method of the contract.
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// This transaction is not signed, it's simply returned to the caller.
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// Any fields of it that do not affect fees can be changed (ValidUntilBlock,
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// Nonce), fee values (NetworkFee, SystemFee) can be increased as well.
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func (c *Contract) MainUnsigned() (*transaction.Transaction, error) {
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return c.actor.MakeUnsignedCall(Hash, "main", nil)
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}
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// Struct creates a transaction invoking `struct` method of the contract.
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// This transaction is signed and immediately sent to the network.
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// The values returned are its hash, ValidUntilBlock value and error if any.
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func (c *Contract) Struct() (util.Uint256, uint32, error) {
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return c.actor.SendCall(Hash, "struct")
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}
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// StructTransaction creates a transaction invoking `struct` method of the contract.
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// This transaction is signed, but not sent to the network, instead it's
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// returned to the caller.
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func (c *Contract) StructTransaction() (*transaction.Transaction, error) {
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return c.actor.MakeCall(Hash, "struct")
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}
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// StructUnsigned creates a transaction invoking `struct` method of the contract.
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// This transaction is not signed, it's simply returned to the caller.
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// Any fields of it that do not affect fees can be changed (ValidUntilBlock,
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// Nonce), fee values (NetworkFee, SystemFee) can be increased as well.
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func (c *Contract) StructUnsigned() (*transaction.Transaction, error) {
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return c.actor.MakeUnsignedCall(Hash, "struct", nil)
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}
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// itemToCrazyStruct converts stack item into *CrazyStruct.
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func itemToCrazyStruct(item stackitem.Item, err error) (*CrazyStruct, error) {
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if err != nil {
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return nil, err
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}
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var res = new(CrazyStruct)
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err = res.FromStackItem(item)
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return res, err
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}
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// FromStackItem retrieves fields of CrazyStruct from the given
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// [stackitem.Item] or returns an error if it's not possible to do to so.
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func (res *CrazyStruct) FromStackItem(item stackitem.Item) error {
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arr, ok := item.Value().([]stackitem.Item)
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if !ok {
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return errors.New("not an array")
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}
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if len(arr) != 2 {
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return errors.New("wrong number of structure elements")
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}
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var (
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index = -1
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err error
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)
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index++
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res.I, err = arr[index].TryInteger()
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if err != nil {
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return fmt.Errorf("field I: %w", err)
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}
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index++
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res.B, err = arr[index].TryBool()
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if err != nil {
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return fmt.Errorf("field B: %w", err)
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}
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return nil
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}
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// itemToLedgerBlock converts stack item into *LedgerBlock.
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func itemToLedgerBlock(item stackitem.Item, err error) (*LedgerBlock, error) {
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if err != nil {
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return nil, err
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}
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var res = new(LedgerBlock)
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err = res.FromStackItem(item)
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return res, err
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}
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// FromStackItem retrieves fields of LedgerBlock from the given
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// [stackitem.Item] or returns an error if it's not possible to do to so.
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func (res *LedgerBlock) FromStackItem(item stackitem.Item) error {
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arr, ok := item.Value().([]stackitem.Item)
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if !ok {
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return errors.New("not an array")
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}
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if len(arr) != 9 {
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return errors.New("wrong number of structure elements")
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}
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var (
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index = -1
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err error
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)
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index++
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res.Hash, err = func (item stackitem.Item) (util.Uint256, error) {
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b, err := item.TryBytes()
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if err != nil {
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return util.Uint256{}, err
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}
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u, err := util.Uint256DecodeBytesBE(b)
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if err != nil {
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return util.Uint256{}, err
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}
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return u, nil
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} (arr[index])
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if err != nil {
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return fmt.Errorf("field Hash: %w", err)
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}
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index++
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res.Version, err = arr[index].TryInteger()
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if err != nil {
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return fmt.Errorf("field Version: %w", err)
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}
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index++
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res.PrevHash, err = func (item stackitem.Item) (util.Uint256, error) {
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b, err := item.TryBytes()
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if err != nil {
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return util.Uint256{}, err
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}
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u, err := util.Uint256DecodeBytesBE(b)
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if err != nil {
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return util.Uint256{}, err
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}
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return u, nil
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} (arr[index])
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if err != nil {
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return fmt.Errorf("field PrevHash: %w", err)
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}
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index++
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res.MerkleRoot, err = func (item stackitem.Item) (util.Uint256, error) {
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b, err := item.TryBytes()
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if err != nil {
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return util.Uint256{}, err
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}
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u, err := util.Uint256DecodeBytesBE(b)
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if err != nil {
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return util.Uint256{}, err
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}
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return u, nil
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} (arr[index])
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if err != nil {
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return fmt.Errorf("field MerkleRoot: %w", err)
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}
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index++
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res.Timestamp, err = arr[index].TryInteger()
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if err != nil {
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return fmt.Errorf("field Timestamp: %w", err)
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}
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index++
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res.Nonce, err = arr[index].TryInteger()
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if err != nil {
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return fmt.Errorf("field Nonce: %w", err)
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}
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index++
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res.Index, err = arr[index].TryInteger()
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if err != nil {
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return fmt.Errorf("field Index: %w", err)
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}
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index++
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res.NextConsensus, err = func (item stackitem.Item) (util.Uint160, error) {
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b, err := item.TryBytes()
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if err != nil {
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return util.Uint160{}, err
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}
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u, err := util.Uint160DecodeBytesBE(b)
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if err != nil {
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return util.Uint160{}, err
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}
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return u, nil
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} (arr[index])
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if err != nil {
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return fmt.Errorf("field NextConsensus: %w", err)
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}
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index++
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res.TransactionsLength, err = arr[index].TryInteger()
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if err != nil {
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return fmt.Errorf("field TransactionsLength: %w", err)
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}
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return nil
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}
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// itemToLedgerBlockSR converts stack item into *LedgerBlockSR.
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func itemToLedgerBlockSR(item stackitem.Item, err error) (*LedgerBlockSR, error) {
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if err != nil {
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return nil, err
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}
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var res = new(LedgerBlockSR)
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err = res.FromStackItem(item)
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return res, err
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}
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// FromStackItem retrieves fields of LedgerBlockSR from the given
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// [stackitem.Item] or returns an error if it's not possible to do to so.
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func (res *LedgerBlockSR) FromStackItem(item stackitem.Item) error {
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arr, ok := item.Value().([]stackitem.Item)
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if !ok {
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return errors.New("not an array")
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}
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if len(arr) != 10 {
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return errors.New("wrong number of structure elements")
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}
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var (
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index = -1
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err error
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)
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index++
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res.Hash, err = func (item stackitem.Item) (util.Uint256, error) {
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b, err := item.TryBytes()
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if err != nil {
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return util.Uint256{}, err
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}
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u, err := util.Uint256DecodeBytesBE(b)
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if err != nil {
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return util.Uint256{}, err
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}
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return u, nil
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} (arr[index])
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if err != nil {
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return fmt.Errorf("field Hash: %w", err)
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}
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index++
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res.Version, err = arr[index].TryInteger()
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if err != nil {
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return fmt.Errorf("field Version: %w", err)
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}
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index++
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res.PrevHash, err = func (item stackitem.Item) (util.Uint256, error) {
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b, err := item.TryBytes()
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if err != nil {
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return util.Uint256{}, err
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}
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u, err := util.Uint256DecodeBytesBE(b)
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if err != nil {
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return util.Uint256{}, err
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}
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return u, nil
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} (arr[index])
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if err != nil {
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return fmt.Errorf("field PrevHash: %w", err)
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}
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index++
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res.MerkleRoot, err = func (item stackitem.Item) (util.Uint256, error) {
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b, err := item.TryBytes()
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if err != nil {
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return util.Uint256{}, err
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}
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u, err := util.Uint256DecodeBytesBE(b)
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if err != nil {
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return util.Uint256{}, err
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}
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return u, nil
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} (arr[index])
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if err != nil {
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return fmt.Errorf("field MerkleRoot: %w", err)
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}
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index++
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res.Timestamp, err = arr[index].TryInteger()
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if err != nil {
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return fmt.Errorf("field Timestamp: %w", err)
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}
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|
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index++
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res.Nonce, err = arr[index].TryInteger()
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if err != nil {
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return fmt.Errorf("field Nonce: %w", err)
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}
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index++
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res.Index, err = arr[index].TryInteger()
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if err != nil {
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return fmt.Errorf("field Index: %w", err)
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}
|
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|
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index++
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res.NextConsensus, err = func (item stackitem.Item) (util.Uint160, error) {
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b, err := item.TryBytes()
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if err != nil {
|
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return util.Uint160{}, err
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}
|
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u, err := util.Uint160DecodeBytesBE(b)
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if err != nil {
|
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return util.Uint160{}, err
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}
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return u, nil
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} (arr[index])
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if err != nil {
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return fmt.Errorf("field NextConsensus: %w", err)
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}
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index++
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res.TransactionsLength, err = arr[index].TryInteger()
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if err != nil {
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return fmt.Errorf("field TransactionsLength: %w", err)
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}
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index++
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res.PrevStateRoot, err = func (item stackitem.Item) (util.Uint256, error) {
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b, err := item.TryBytes()
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if err != nil {
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return util.Uint256{}, err
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}
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u, err := util.Uint256DecodeBytesBE(b)
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if err != nil {
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return util.Uint256{}, err
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}
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return u, nil
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} (arr[index])
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if err != nil {
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return fmt.Errorf("field PrevStateRoot: %w", err)
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}
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return nil
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}
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|
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// itemToLedgerTransaction converts stack item into *LedgerTransaction.
|
|
func itemToLedgerTransaction(item stackitem.Item, err error) (*LedgerTransaction, error) {
|
|
if err != nil {
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return nil, err
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}
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var res = new(LedgerTransaction)
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err = res.FromStackItem(item)
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return res, err
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}
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|
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// FromStackItem retrieves fields of LedgerTransaction from the given
|
|
// [stackitem.Item] or returns an error if it's not possible to do to so.
|
|
func (res *LedgerTransaction) FromStackItem(item stackitem.Item) error {
|
|
arr, ok := item.Value().([]stackitem.Item)
|
|
if !ok {
|
|
return errors.New("not an array")
|
|
}
|
|
if len(arr) != 8 {
|
|
return errors.New("wrong number of structure elements")
|
|
}
|
|
|
|
var (
|
|
index = -1
|
|
err error
|
|
)
|
|
index++
|
|
res.Hash, 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 Hash: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.Version, err = arr[index].TryInteger()
|
|
if err != nil {
|
|
return fmt.Errorf("field Version: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.Nonce, err = arr[index].TryInteger()
|
|
if err != nil {
|
|
return fmt.Errorf("field Nonce: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.Sender, 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 Sender: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.SysFee, err = arr[index].TryInteger()
|
|
if err != nil {
|
|
return fmt.Errorf("field SysFee: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.NetFee, err = arr[index].TryInteger()
|
|
if err != nil {
|
|
return fmt.Errorf("field NetFee: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.ValidUntilBlock, err = arr[index].TryInteger()
|
|
if err != nil {
|
|
return fmt.Errorf("field ValidUntilBlock: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.Script, err = arr[index].TryBytes()
|
|
if err != nil {
|
|
return fmt.Errorf("field Script: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// itemToLedgerTransactionSigner converts stack item into *LedgerTransactionSigner.
|
|
func itemToLedgerTransactionSigner(item stackitem.Item, err error) (*LedgerTransactionSigner, error) {
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
var res = new(LedgerTransactionSigner)
|
|
err = res.FromStackItem(item)
|
|
return res, err
|
|
}
|
|
|
|
// FromStackItem retrieves fields of LedgerTransactionSigner from the given
|
|
// [stackitem.Item] or returns an error if it's not possible to do to so.
|
|
func (res *LedgerTransactionSigner) FromStackItem(item stackitem.Item) error {
|
|
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++
|
|
res.Account, 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 Account: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.Scopes, err = arr[index].TryInteger()
|
|
if err != nil {
|
|
return fmt.Errorf("field Scopes: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.AllowedContracts, err = func (item stackitem.Item) ([]util.Uint160, error) {
|
|
arr, ok := item.Value().([]stackitem.Item)
|
|
if !ok {
|
|
return nil, errors.New("not an array")
|
|
}
|
|
res := make([]util.Uint160, len(arr))
|
|
for i := range res {
|
|
res[i], 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[i])
|
|
if err != nil {
|
|
return nil, fmt.Errorf("item %d: %w", i, err)
|
|
}
|
|
}
|
|
return res, nil
|
|
} (arr[index])
|
|
if err != nil {
|
|
return fmt.Errorf("field AllowedContracts: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.AllowedGroups, err = func (item stackitem.Item) (keys.PublicKeys, error) {
|
|
arr, ok := item.Value().([]stackitem.Item)
|
|
if !ok {
|
|
return nil, errors.New("not an array")
|
|
}
|
|
res := make(keys.PublicKeys, len(arr))
|
|
for i := range res {
|
|
res[i], err = func (item stackitem.Item) (*keys.PublicKey, error) {
|
|
b, err := item.TryBytes()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
k, err := keys.NewPublicKeyFromBytes(b, elliptic.P256())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return k, nil
|
|
} (arr[i])
|
|
if err != nil {
|
|
return nil, fmt.Errorf("item %d: %w", i, err)
|
|
}
|
|
}
|
|
return res, nil
|
|
} (arr[index])
|
|
if err != nil {
|
|
return fmt.Errorf("field AllowedGroups: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.Rules, err = func (item stackitem.Item) ([]*LedgerWitnessRule, error) {
|
|
arr, ok := item.Value().([]stackitem.Item)
|
|
if !ok {
|
|
return nil, errors.New("not an array")
|
|
}
|
|
res := make([]*LedgerWitnessRule, len(arr))
|
|
for i := range res {
|
|
res[i], err = itemToLedgerWitnessRule(arr[i], 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 Rules: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// itemToLedgerWitnessCondition converts stack item into *LedgerWitnessCondition.
|
|
func itemToLedgerWitnessCondition(item stackitem.Item, err error) (*LedgerWitnessCondition, error) {
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
var res = new(LedgerWitnessCondition)
|
|
err = res.FromStackItem(item)
|
|
return res, err
|
|
}
|
|
|
|
// FromStackItem retrieves fields of LedgerWitnessCondition from the given
|
|
// [stackitem.Item] or returns an error if it's not possible to do to so.
|
|
func (res *LedgerWitnessCondition) FromStackItem(item stackitem.Item) error {
|
|
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++
|
|
res.Type, err = arr[index].TryInteger()
|
|
if err != nil {
|
|
return fmt.Errorf("field Type: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.Value, err = arr[index].Value(), error(nil)
|
|
if err != nil {
|
|
return fmt.Errorf("field Value: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// itemToLedgerWitnessRule converts stack item into *LedgerWitnessRule.
|
|
func itemToLedgerWitnessRule(item stackitem.Item, err error) (*LedgerWitnessRule, error) {
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
var res = new(LedgerWitnessRule)
|
|
err = res.FromStackItem(item)
|
|
return res, err
|
|
}
|
|
|
|
// FromStackItem retrieves fields of LedgerWitnessRule from the given
|
|
// [stackitem.Item] or returns an error if it's not possible to do to so.
|
|
func (res *LedgerWitnessRule) FromStackItem(item stackitem.Item) error {
|
|
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++
|
|
res.Action, err = arr[index].TryInteger()
|
|
if err != nil {
|
|
return fmt.Errorf("field Action: %w", err)
|
|
}
|
|
|
|
index++
|
|
res.Condition, err = itemToLedgerWitnessCondition(arr[index], nil)
|
|
if err != nil {
|
|
return fmt.Errorf("field Condition: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// ComplicatedNameEventsFromApplicationLog retrieves a set of all emitted events
|
|
// with "! complicated name %$#" name from the provided [result.ApplicationLog].
|
|
func ComplicatedNameEventsFromApplicationLog(log *result.ApplicationLog) ([]*ComplicatedNameEvent, error) {
|
|
if log == nil {
|
|
return nil, errors.New("nil application log")
|
|
}
|
|
|
|
var res []*ComplicatedNameEvent
|
|
for i, ex := range log.Executions {
|
|
for j, e := range ex.Events {
|
|
if e.Name != "! complicated name %$#" {
|
|
continue
|
|
}
|
|
event := new(ComplicatedNameEvent)
|
|
err := event.FromStackItem(e.Item)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to deserialize ComplicatedNameEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
|
|
}
|
|
res = append(res, event)
|
|
}
|
|
}
|
|
|
|
return res, nil
|
|
}
|
|
|
|
// FromStackItem converts provided [stackitem.Array] to ComplicatedNameEvent or
|
|
// returns an error if it's not possible to do to so.
|
|
func (e *ComplicatedNameEvent) 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) != 1 {
|
|
return errors.New("wrong number of structure elements")
|
|
}
|
|
|
|
var (
|
|
index = -1
|
|
err error
|
|
)
|
|
index++
|
|
e.ComplicatedParam, err = func (item stackitem.Item) (string, error) {
|
|
b, err := item.TryBytes()
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
if !utf8.Valid(b) {
|
|
return "", errors.New("not a UTF-8 string")
|
|
}
|
|
return string(b), nil
|
|
} (arr[index])
|
|
if err != nil {
|
|
return fmt.Errorf("field ComplicatedParam: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// SomeMapEventsFromApplicationLog retrieves a set of all emitted events
|
|
// with "SomeMap" name from the provided [result.ApplicationLog].
|
|
func SomeMapEventsFromApplicationLog(log *result.ApplicationLog) ([]*SomeMapEvent, error) {
|
|
if log == nil {
|
|
return nil, errors.New("nil application log")
|
|
}
|
|
|
|
var res []*SomeMapEvent
|
|
for i, ex := range log.Executions {
|
|
for j, e := range ex.Events {
|
|
if e.Name != "SomeMap" {
|
|
continue
|
|
}
|
|
event := new(SomeMapEvent)
|
|
err := event.FromStackItem(e.Item)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to deserialize SomeMapEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
|
|
}
|
|
res = append(res, event)
|
|
}
|
|
}
|
|
|
|
return res, nil
|
|
}
|
|
|
|
// FromStackItem converts provided [stackitem.Array] to SomeMapEvent or
|
|
// returns an error if it's not possible to do to so.
|
|
func (e *SomeMapEvent) 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) != 1 {
|
|
return errors.New("wrong number of structure elements")
|
|
}
|
|
|
|
var (
|
|
index = -1
|
|
err error
|
|
)
|
|
index++
|
|
e.M, err = func (item stackitem.Item) (map[*big.Int]map[string][]util.Uint160, error) {
|
|
m, ok := item.Value().([]stackitem.MapElement)
|
|
if !ok {
|
|
return nil, fmt.Errorf("%s is not a map", item.Type().String())
|
|
}
|
|
res := make(map[*big.Int]map[string][]util.Uint160)
|
|
for i := range m {
|
|
k, err := m[i].Key.TryInteger()
|
|
if err != nil {
|
|
return nil, fmt.Errorf("key %d: %w", i, err)
|
|
}
|
|
v, err := func (item stackitem.Item) (map[string][]util.Uint160, error) {
|
|
m, ok := item.Value().([]stackitem.MapElement)
|
|
if !ok {
|
|
return nil, fmt.Errorf("%s is not a map", item.Type().String())
|
|
}
|
|
res := make(map[string][]util.Uint160)
|
|
for i := range m {
|
|
k, err := func (item stackitem.Item) (string, error) {
|
|
b, err := item.TryBytes()
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
if !utf8.Valid(b) {
|
|
return "", errors.New("not a UTF-8 string")
|
|
}
|
|
return string(b), nil
|
|
} (m[i].Key)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("key %d: %w", i, err)
|
|
}
|
|
v, err := func (item stackitem.Item) ([]util.Uint160, error) {
|
|
arr, ok := item.Value().([]stackitem.Item)
|
|
if !ok {
|
|
return nil, errors.New("not an array")
|
|
}
|
|
res := make([]util.Uint160, len(arr))
|
|
for i := range res {
|
|
res[i], 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[i])
|
|
if err != nil {
|
|
return nil, fmt.Errorf("item %d: %w", i, err)
|
|
}
|
|
}
|
|
return res, nil
|
|
} (m[i].Value)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("value %d: %w", i, err)
|
|
}
|
|
res[k] = v
|
|
}
|
|
return res, nil
|
|
} (m[i].Value)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("value %d: %w", i, err)
|
|
}
|
|
res[k] = v
|
|
}
|
|
return res, nil
|
|
} (arr[index])
|
|
if err != nil {
|
|
return fmt.Errorf("field M: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// SomeStructEventsFromApplicationLog retrieves a set of all emitted events
|
|
// with "SomeStruct" name from the provided [result.ApplicationLog].
|
|
func SomeStructEventsFromApplicationLog(log *result.ApplicationLog) ([]*SomeStructEvent, error) {
|
|
if log == nil {
|
|
return nil, errors.New("nil application log")
|
|
}
|
|
|
|
var res []*SomeStructEvent
|
|
for i, ex := range log.Executions {
|
|
for j, e := range ex.Events {
|
|
if e.Name != "SomeStruct" {
|
|
continue
|
|
}
|
|
event := new(SomeStructEvent)
|
|
err := event.FromStackItem(e.Item)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to deserialize SomeStructEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
|
|
}
|
|
res = append(res, event)
|
|
}
|
|
}
|
|
|
|
return res, nil
|
|
}
|
|
|
|
// FromStackItem converts provided [stackitem.Array] to SomeStructEvent or
|
|
// returns an error if it's not possible to do to so.
|
|
func (e *SomeStructEvent) 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) != 1 {
|
|
return errors.New("wrong number of structure elements")
|
|
}
|
|
|
|
var (
|
|
index = -1
|
|
err error
|
|
)
|
|
index++
|
|
e.S, err = itemToCrazyStruct(arr[index], nil)
|
|
if err != nil {
|
|
return fmt.Errorf("field S: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// SomeArrayEventsFromApplicationLog retrieves a set of all emitted events
|
|
// with "SomeArray" name from the provided [result.ApplicationLog].
|
|
func SomeArrayEventsFromApplicationLog(log *result.ApplicationLog) ([]*SomeArrayEvent, error) {
|
|
if log == nil {
|
|
return nil, errors.New("nil application log")
|
|
}
|
|
|
|
var res []*SomeArrayEvent
|
|
for i, ex := range log.Executions {
|
|
for j, e := range ex.Events {
|
|
if e.Name != "SomeArray" {
|
|
continue
|
|
}
|
|
event := new(SomeArrayEvent)
|
|
err := event.FromStackItem(e.Item)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to deserialize SomeArrayEvent from stackitem (execution #%d, event #%d): %w", i, j, err)
|
|
}
|
|
res = append(res, event)
|
|
}
|
|
}
|
|
|
|
return res, nil
|
|
}
|
|
|
|
// FromStackItem converts provided [stackitem.Array] to SomeArrayEvent or
|
|
// returns an error if it's not possible to do to so.
|
|
func (e *SomeArrayEvent) 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) != 1 {
|
|
return errors.New("wrong number of structure elements")
|
|
}
|
|
|
|
var (
|
|
index = -1
|
|
err error
|
|
)
|
|
index++
|
|
e.A, err = func (item stackitem.Item) ([][]*big.Int, error) {
|
|
arr, ok := item.Value().([]stackitem.Item)
|
|
if !ok {
|
|
return nil, errors.New("not an array")
|
|
}
|
|
res := make([][]*big.Int, len(arr))
|
|
for i := range res {
|
|
res[i], err = func (item stackitem.Item) ([]*big.Int, error) {
|
|
arr, ok := item.Value().([]stackitem.Item)
|
|
if !ok {
|
|
return nil, errors.New("not an array")
|
|
}
|
|
res := make([]*big.Int, len(arr))
|
|
for i := range res {
|
|
res[i], err = arr[i].TryInteger()
|
|
if err != nil {
|
|
return nil, fmt.Errorf("item %d: %w", i, err)
|
|
}
|
|
}
|
|
return res, nil
|
|
} (arr[i])
|
|
if err != nil {
|
|
return nil, fmt.Errorf("item %d: %w", i, err)
|
|
}
|
|
}
|
|
return res, nil
|
|
} (arr[index])
|
|
if err != nil {
|
|
return fmt.Errorf("field A: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|