mirror of https://github.com/poanetwork/quorum.git
113 lines
2.5 KiB
Go
113 lines
2.5 KiB
Go
package javascript
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import (
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"fmt"
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"github.com/ethereum/go-ethereum/eth"
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"github.com/ethereum/go-ethereum/ethutil"
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"github.com/ethereum/go-ethereum/state"
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"github.com/ethereum/go-ethereum/ui"
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"github.com/ethereum/go-ethereum/xeth"
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"github.com/obscuren/otto"
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)
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type JSStateObject struct {
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*xeth.Object
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eth *JSEthereum
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}
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func (self *JSStateObject) EachStorage(call otto.FunctionCall) otto.Value {
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cb := call.Argument(0)
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it := self.Object.Trie().Iterator()
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for it.Next() {
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cb.Call(self.eth.toVal(self), self.eth.toVal(ethutil.Bytes2Hex(it.Key)), self.eth.toVal(ethutil.Bytes2Hex(it.Value)))
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}
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return otto.UndefinedValue()
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}
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// The JSEthereum object attempts to wrap the PEthereum object and returns
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// meaningful javascript objects
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type JSBlock struct {
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*xeth.Block
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eth *JSEthereum
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}
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func (self *JSBlock) GetTransaction(hash string) otto.Value {
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return self.eth.toVal(self.Block.GetTransaction(hash))
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}
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type JSLog struct {
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Address string `json:address`
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Topics []string `json:topics`
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Number int32 `json:number`
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Data string `json:data`
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}
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func NewJSLog(log state.Log) JSLog {
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return JSLog{
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Address: ethutil.Bytes2Hex(log.Address()),
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Topics: nil, //ethutil.Bytes2Hex(log.Address()),
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Number: 0,
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Data: ethutil.Bytes2Hex(log.Data()),
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}
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}
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type JSEthereum struct {
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*xeth.XEth
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vm *otto.Otto
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ethereum *eth.Ethereum
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}
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func (self *JSEthereum) Block(v interface{}) otto.Value {
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if number, ok := v.(int64); ok {
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return self.toVal(&JSBlock{self.XEth.BlockByNumber(int32(number)), self})
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} else if hash, ok := v.(string); ok {
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return self.toVal(&JSBlock{self.XEth.BlockByHash(hash), self})
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}
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return otto.UndefinedValue()
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}
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func (self *JSEthereum) GetStateObject(addr string) otto.Value {
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return self.toVal(&JSStateObject{self.XEth.State().SafeGet(addr), self})
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}
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func (self *JSEthereum) Transact(key, recipient, valueStr, gasStr, gasPriceStr, dataStr string) otto.Value {
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r, err := self.XEth.Transact(recipient, valueStr, gasStr, gasPriceStr, dataStr)
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if err != nil {
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fmt.Println(err)
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return otto.UndefinedValue()
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}
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return self.toVal(r)
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}
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func (self *JSEthereum) toVal(v interface{}) otto.Value {
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result, err := self.vm.ToValue(v)
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if err != nil {
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fmt.Println("Value unknown:", err)
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return otto.UndefinedValue()
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}
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return result
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}
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func (self *JSEthereum) Messages(object map[string]interface{}) otto.Value {
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filter := ui.NewFilterFromMap(object, self.ethereum)
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logs := filter.Find()
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var jslogs []JSLog
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for _, m := range logs {
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jslogs = append(jslogs, NewJSLog(m))
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}
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v, _ := self.vm.ToValue(jslogs)
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return v
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}
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