plugeth/xeth/js_types.go

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package xeth
import (
"fmt"
"strings"
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"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/ethutil"
"github.com/ethereum/go-ethereum/p2p"
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"github.com/ethereum/go-ethereum/state"
)
// Block interface exposed to QML
type JSBlock struct {
//Transactions string `json:"transactions"`
ref *types.Block
Size string `json:"size"`
Number int `json:"number"`
Hash string `json:"hash"`
Transactions *ethutil.List `json:"transactions"`
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Uncles *ethutil.List `json:"uncles"`
Time int64 `json:"time"`
Coinbase string `json:"coinbase"`
Name string `json:"name"`
GasLimit string `json:"gasLimit"`
GasUsed string `json:"gasUsed"`
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PrevHash string `json:"prevHash"`
Bloom string `json:"bloom"`
Raw string `json:"raw"`
}
// Creates a new QML Block from a chain block
func NewJSBlock(block *types.Block) *JSBlock {
if block == nil {
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return &JSBlock{}
}
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ptxs := make([]*JSTransaction, len(block.Transactions()))
for i, tx := range block.Transactions() {
ptxs[i] = NewJSTx(tx, block.State())
}
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txlist := ethutil.NewList(ptxs)
puncles := make([]*JSBlock, len(block.Uncles()))
for i, uncle := range block.Uncles() {
puncles[i] = NewJSBlock(types.NewBlockWithHeader(uncle))
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}
ulist := ethutil.NewList(puncles)
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return &JSBlock{
ref: block, Size: block.Size().String(),
Number: int(block.NumberU64()), GasUsed: block.GasUsed().String(),
GasLimit: block.GasLimit().String(), Hash: ethutil.Bytes2Hex(block.Hash()),
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Transactions: txlist, Uncles: ulist,
Time: block.Time(),
Coinbase: ethutil.Bytes2Hex(block.Coinbase()),
PrevHash: ethutil.Bytes2Hex(block.ParentHash()),
Bloom: ethutil.Bytes2Hex(block.Bloom()),
Raw: block.String(),
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}
}
func (self *JSBlock) ToString() string {
if self.ref != nil {
return self.ref.String()
}
return ""
}
func (self *JSBlock) GetTransaction(hash string) *JSTransaction {
tx := self.ref.Transaction(ethutil.Hex2Bytes(hash))
if tx == nil {
return nil
}
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return NewJSTx(tx, self.ref.State())
}
type JSTransaction struct {
ref *types.Transaction
Value string `json:"value"`
Gas string `json:"gas"`
GasPrice string `json:"gasPrice"`
Hash string `json:"hash"`
Address string `json:"address"`
Sender string `json:"sender"`
RawData string `json:"rawData"`
Data string `json:"data"`
Contract bool `json:"isContract"`
CreatesContract bool `json:"createsContract"`
Confirmations int `json:"confirmations"`
}
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func NewJSTx(tx *types.Transaction, state *state.StateDB) *JSTransaction {
hash := ethutil.Bytes2Hex(tx.Hash())
receiver := ethutil.Bytes2Hex(tx.To())
if receiver == "0000000000000000000000000000000000000000" {
receiver = ethutil.Bytes2Hex(core.AddressFromMessage(tx))
}
sender := ethutil.Bytes2Hex(tx.From())
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createsContract := core.MessageCreatesContract(tx)
var data string
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if createsContract {
data = strings.Join(core.Disassemble(tx.Data()), "\n")
} else {
data = ethutil.Bytes2Hex(tx.Data())
}
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return &JSTransaction{ref: tx, Hash: hash, Value: ethutil.CurrencyToString(tx.Value()), Address: receiver, Contract: createsContract, Gas: tx.Gas().String(), GasPrice: tx.GasPrice().String(), Data: data, Sender: sender, CreatesContract: createsContract, RawData: ethutil.Bytes2Hex(tx.Data())}
}
func (self *JSTransaction) ToString() string {
return self.ref.String()
}
type JSKey struct {
Address string `json:"address"`
PrivateKey string `json:"privateKey"`
PublicKey string `json:"publicKey"`
}
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func NewJSKey(key *crypto.KeyPair) *JSKey {
return &JSKey{ethutil.Bytes2Hex(key.Address()), ethutil.Bytes2Hex(key.PrivateKey), ethutil.Bytes2Hex(key.PublicKey)}
}
type JSObject struct {
*Object
}
func NewJSObject(object *Object) *JSObject {
return &JSObject{object}
}
type PReceipt struct {
CreatedContract bool `json:"createdContract"`
Address string `json:"address"`
Hash string `json:"hash"`
Sender string `json:"sender"`
}
func NewPReciept(contractCreation bool, creationAddress, hash, address []byte) *PReceipt {
return &PReceipt{
contractCreation,
ethutil.Bytes2Hex(creationAddress),
ethutil.Bytes2Hex(hash),
ethutil.Bytes2Hex(address),
}
}
// Peer interface exposed to QML
type JSPeer struct {
ref *p2p.Peer
Ip string `json:"ip"`
Version string `json:"version"`
Caps string `json:"caps"`
}
func NewJSPeer(peer *p2p.Peer) *JSPeer {
var caps []string
for _, cap := range peer.Caps() {
caps = append(caps, fmt.Sprintf("%s/%d", cap.Name, cap.Version))
}
return &JSPeer{
ref: peer,
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Ip: fmt.Sprintf("%v", peer.RemoteAddr()),
Version: fmt.Sprintf("%v", peer.Identity()),
Caps: fmt.Sprintf("%v", caps),
}
}
type JSReceipt struct {
CreatedContract bool `json:"createdContract"`
Address string `json:"address"`
Hash string `json:"hash"`
Sender string `json:"sender"`
}
func NewJSReciept(contractCreation bool, creationAddress, hash, address []byte) *JSReceipt {
return &JSReceipt{
contractCreation,
ethutil.Bytes2Hex(creationAddress),
ethutil.Bytes2Hex(hash),
ethutil.Bytes2Hex(address),
}
}
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type JSMessage struct {
To string `json:"to"`
From string `json:"from"`
Input string `json:"input"`
Output string `json:"output"`
Path int32 `json:"path"`
Origin string `json:"origin"`
Timestamp int32 `json:"timestamp"`
Coinbase string `json:"coinbase"`
Block string `json:"block"`
Number int32 `json:"number"`
Value string `json:"value"`
}
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func NewJSMessage(message *state.Message) JSMessage {
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return JSMessage{
To: ethutil.Bytes2Hex(message.To),
From: ethutil.Bytes2Hex(message.From),
Input: ethutil.Bytes2Hex(message.Input),
Output: ethutil.Bytes2Hex(message.Output),
Path: int32(message.Path),
Origin: ethutil.Bytes2Hex(message.Origin),
Timestamp: int32(message.Timestamp),
Coinbase: ethutil.Bytes2Hex(message.Origin),
Block: ethutil.Bytes2Hex(message.Block),
Number: int32(message.Number.Int64()),
Value: message.Value.String(),
}
}