mirror of https://github.com/poanetwork/quorum.git
109 lines
2.5 KiB
Go
109 lines
2.5 KiB
Go
package ethui
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import (
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"encoding/hex"
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"fmt"
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"github.com/ethereum/eth-go/ethchain"
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"github.com/ethereum/eth-go/ethutil"
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"github.com/obscuren/mutan"
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"strings"
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)
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type EthLib struct {
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stateManager *ethchain.StateManager
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blockChain *ethchain.BlockChain
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txPool *ethchain.TxPool
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}
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func (lib *EthLib) CreateTx(recipient, valueStr, gasStr, gasPriceStr, data string) (string, error) {
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var hash []byte
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var contractCreation bool
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if len(recipient) == 0 {
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contractCreation = true
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} else {
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var err error
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hash, err = hex.DecodeString(recipient)
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if err != nil {
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return "", err
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}
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}
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keyPair := ethutil.Config.Db.GetKeys()[0]
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value := ethutil.Big(valueStr)
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gas := ethutil.Big(gasStr)
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gasPrice := ethutil.Big(gasPriceStr)
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var tx *ethchain.Transaction
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// Compile and assemble the given data
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if contractCreation {
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asm, err := mutan.Compile(strings.NewReader(data), false)
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if err != nil {
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return "", err
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}
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code := ethutil.Assemble(asm...)
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tx = ethchain.NewContractCreationTx(value, gasPrice, code)
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} else {
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tx = ethchain.NewTransactionMessage(hash, value, gasPrice, gas, []string{})
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}
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acc := lib.stateManager.GetAddrState(keyPair.Address())
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tx.Nonce = acc.Nonce
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//acc.Nonce++
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tx.Sign(keyPair.PrivateKey)
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lib.txPool.QueueTransaction(tx)
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if contractCreation {
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ethutil.Config.Log.Infof("Contract addr %x", tx.Hash()[12:])
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} else {
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ethutil.Config.Log.Infof("Tx hash %x", tx.Hash())
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}
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return ethutil.Hex(tx.Hash()), nil
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}
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/*
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func (lib *EthLib) CreateTx(receiver, a, data string) string {
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var hash []byte
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if len(receiver) == 0 {
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hash = ethchain.ContractAddr
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} else {
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var err error
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hash, err = hex.DecodeString(receiver)
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if err != nil {
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return err.Error()
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}
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}
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k, _ := ethutil.Config.Db.Get([]byte("KeyRing"))
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keyPair := ethutil.NewKeyFromBytes(k)
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amount := ethutil.Big(a)
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code := ethchain.Compile(strings.Split(data, "\n"))
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tx := ethchain.NewTx(hash, amount, code)
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tx.Nonce = lib.stateManager.GetAddrState(keyPair.Address()).Nonce
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tx.Sign(keyPair.PrivateKey)
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lib.txPool.QueueTransaction(tx)
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if len(receiver) == 0 {
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ethutil.Config.Log.Infof("Contract addr %x", tx.Hash()[12:])
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} else {
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ethutil.Config.Log.Infof("Tx hash %x", tx.Hash())
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}
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return ethutil.Hex(tx.Hash())
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}
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*/
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func (lib *EthLib) GetBlock(hexHash string) *Block {
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hash, err := hex.DecodeString(hexHash)
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if err != nil {
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return nil
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}
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block := lib.blockChain.GetBlock(hash)
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fmt.Println(block)
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return &Block{Number: int(block.BlockInfo().Number), Hash: ethutil.Hex(block.Hash())}
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}
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