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types.go
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types.go
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package ethrpc
import (
"bytes"
"encoding/json"
"math/big"
"unsafe"
)
// Syncing - object with syncing data info
type Syncing struct {
IsSyncing bool
StartingBlock int
CurrentBlock int
HighestBlock int
}
// UnmarshalJSON implements the json.Unmarshaler interface.
func (s *Syncing) UnmarshalJSON(data []byte) error {
proxy := new(proxySyncing)
if err := json.Unmarshal(data, proxy); err != nil {
return err
}
proxy.IsSyncing = true
*s = *(*Syncing)(unsafe.Pointer(proxy))
return nil
}
// T - input transaction object
type T struct {
From string
To string
Gas int
GasPrice *big.Int
Value *big.Int
Data string
Nonce int
}
// MarshalJSON implements the json.Unmarshaler interface.
func (t T) MarshalJSON() ([]byte, error) {
params := map[string]interface{}{}
if t.To != "" {
params["to"] = t.To
}
if t.From != "" {
params["from"] = t.From
}
if t.Gas > 0 {
params["gas"] = IntToHex(t.Gas)
}
if t.GasPrice != nil {
params["gasPrice"] = BigToHex(*t.GasPrice)
}
if t.Value != nil {
params["value"] = BigToHex(*t.Value)
}
if t.Data != "" {
params["data"] = t.Data
}
if t.Nonce > 0 {
params["nonce"] = IntToHex(t.Nonce)
}
return json.Marshal(params)
}
// Transaction - transaction object
type Transaction struct {
Hash string
Nonce int
BlockHash string
BlockNumber *int
TransactionIndex *int
From string
To string
Value big.Int
Gas int
GasPrice big.Int
Input string
}
// UnmarshalJSON implements the json.Unmarshaler interface.
func (t *Transaction) UnmarshalJSON(data []byte) error {
proxy := new(proxyTransaction)
if err := json.Unmarshal(data, proxy); err != nil {
return err
}
*t = *(*Transaction)(unsafe.Pointer(proxy))
return nil
}
// Log - log object
type Log struct {
Removed bool
LogIndex int
TransactionIndex int
TransactionHash string
BlockNumber int
BlockHash string
Address string
Data string
Topics []string
}
// UnmarshalJSON implements the json.Unmarshaler interface.
func (log *Log) UnmarshalJSON(data []byte) error {
proxy := new(proxyLog)
if err := json.Unmarshal(data, proxy); err != nil {
return err
}
*log = *(*Log)(unsafe.Pointer(proxy))
return nil
}
// FilterParams - Filter parameters object
type FilterParams struct {
FromBlock string `json:"fromBlock,omitempty"`
ToBlock string `json:"toBlock,omitempty"`
Address []string `json:"address,omitempty"`
Topics [][]string `json:"topics,omitempty"`
}
// TransactionReceipt - transaction receipt object
type TransactionReceipt struct {
TransactionHash string
TransactionIndex int
BlockHash string
BlockNumber int
CumulativeGasUsed int
GasUsed int
ContractAddress string
Logs []Log
LogsBloom string
Root string
Status string
}
// UnmarshalJSON implements the json.Unmarshaler interface.
func (t *TransactionReceipt) UnmarshalJSON(data []byte) error {
proxy := new(proxyTransactionReceipt)
if err := json.Unmarshal(data, proxy); err != nil {
return err
}
*t = *(*TransactionReceipt)(unsafe.Pointer(proxy))
return nil
}
// Block - block object
type Block struct {
Number int
Hash string
ParentHash string
Nonce string
Sha3Uncles string
LogsBloom string
TransactionsRoot string
StateRoot string
Miner string
Difficulty big.Int
TotalDifficulty big.Int
ExtraData string
Size int
GasLimit int
GasUsed int
Timestamp int
Uncles []string
Transactions []Transaction
}
type proxySyncing struct {
IsSyncing bool `json:"-"`
StartingBlock hexInt `json:"startingBlock"`
CurrentBlock hexInt `json:"currentBlock"`
HighestBlock hexInt `json:"highestBlock"`
}
type proxyTransaction struct {
Hash string `json:"hash"`
Nonce hexInt `json:"nonce"`
BlockHash string `json:"blockHash"`
BlockNumber *hexInt `json:"blockNumber"`
TransactionIndex *hexInt `json:"transactionIndex"`
From string `json:"from"`
To string `json:"to"`
Value hexBig `json:"value"`
Gas hexInt `json:"gas"`
GasPrice hexBig `json:"gasPrice"`
Input string `json:"input"`
}
type proxyLog struct {
Removed bool `json:"removed"`
LogIndex hexInt `json:"logIndex"`
TransactionIndex hexInt `json:"transactionIndex"`
TransactionHash string `json:"transactionHash"`
BlockNumber hexInt `json:"blockNumber"`
BlockHash string `json:"blockHash"`
Address string `json:"address"`
Data string `json:"data"`
Topics []string `json:"topics"`
}
type proxyTransactionReceipt struct {
TransactionHash string `json:"transactionHash"`
TransactionIndex hexInt `json:"transactionIndex"`
BlockHash string `json:"blockHash"`
BlockNumber hexInt `json:"blockNumber"`
CumulativeGasUsed hexInt `json:"cumulativeGasUsed"`
GasUsed hexInt `json:"gasUsed"`
ContractAddress string `json:"contractAddress,omitempty"`
Logs []Log `json:"logs"`
LogsBloom string `json:"logsBloom"`
Root string `json:"root"`
Status string `json:"status,omitempty"`
}
type hexInt int
func (i *hexInt) UnmarshalJSON(data []byte) error {
result, err := ParseInt(string(bytes.Trim(data, `"`)))
*i = hexInt(result)
return err
}
type hexBig big.Int
func (i *hexBig) UnmarshalJSON(data []byte) error {
result, err := ParseBigInt(string(bytes.Trim(data, `"`)))
*i = hexBig(result)
return err
}
type proxyBlock interface {
toBlock() Block
}
type proxyBlockWithTransactions struct {
Number hexInt `json:"number"`
Hash string `json:"hash"`
ParentHash string `json:"parentHash"`
Nonce string `json:"nonce"`
Sha3Uncles string `json:"sha3Uncles"`
LogsBloom string `json:"logsBloom"`
TransactionsRoot string `json:"transactionsRoot"`
StateRoot string `json:"stateRoot"`
Miner string `json:"miner"`
Difficulty hexBig `json:"difficulty"`
TotalDifficulty hexBig `json:"totalDifficulty"`
ExtraData string `json:"extraData"`
Size hexInt `json:"size"`
GasLimit hexInt `json:"gasLimit"`
GasUsed hexInt `json:"gasUsed"`
Timestamp hexInt `json:"timestamp"`
Uncles []string `json:"uncles"`
Transactions []proxyTransaction `json:"transactions"`
}
func (proxy *proxyBlockWithTransactions) toBlock() Block {
return *(*Block)(unsafe.Pointer(proxy))
}
type proxyBlockWithoutTransactions struct {
Number hexInt `json:"number"`
Hash string `json:"hash"`
ParentHash string `json:"parentHash"`
Nonce string `json:"nonce"`
Sha3Uncles string `json:"sha3Uncles"`
LogsBloom string `json:"logsBloom"`
TransactionsRoot string `json:"transactionsRoot"`
StateRoot string `json:"stateRoot"`
Miner string `json:"miner"`
Difficulty hexBig `json:"difficulty"`
TotalDifficulty hexBig `json:"totalDifficulty"`
ExtraData string `json:"extraData"`
Size hexInt `json:"size"`
GasLimit hexInt `json:"gasLimit"`
GasUsed hexInt `json:"gasUsed"`
Timestamp hexInt `json:"timestamp"`
Uncles []string `json:"uncles"`
Transactions []string `json:"transactions"`
}
func (proxy *proxyBlockWithoutTransactions) toBlock() Block {
block := Block{
Number: int(proxy.Number),
Hash: proxy.Hash,
ParentHash: proxy.ParentHash,
Nonce: proxy.Nonce,
Sha3Uncles: proxy.Sha3Uncles,
LogsBloom: proxy.LogsBloom,
TransactionsRoot: proxy.TransactionsRoot,
StateRoot: proxy.StateRoot,
Miner: proxy.Miner,
Difficulty: big.Int(proxy.Difficulty),
TotalDifficulty: big.Int(proxy.TotalDifficulty),
ExtraData: proxy.ExtraData,
Size: int(proxy.Size),
GasLimit: int(proxy.GasLimit),
GasUsed: int(proxy.GasUsed),
Timestamp: int(proxy.Timestamp),
Uncles: proxy.Uncles,
}
block.Transactions = make([]Transaction, len(proxy.Transactions))
for i := range proxy.Transactions {
block.Transactions[i] = Transaction{
Hash: proxy.Transactions[i],
}
}
return block
}