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Add eth_estimateGas, eth_getBlockByNumber
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| package transformer | ||
|
|
||
| import ( | ||
| "github.com/dcb9/janus/pkg/eth" | ||
| "github.com/dcb9/janus/pkg/qtum" | ||
| ) | ||
|
|
||
| // ProxyETHEstimateGas implements ETHProxy | ||
| type ProxyETHEstimateGas struct { | ||
| *qtum.Qtum | ||
| } | ||
|
|
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| func (p *ProxyETHEstimateGas) Method() string { | ||
| return "eth_estimateGas" | ||
| } | ||
|
|
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| func (p *ProxyETHEstimateGas) Request(rawreq *eth.JSONRPCRequest) (interface{}, error) { | ||
| return p.request() | ||
| } | ||
|
|
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| func (p *ProxyETHEstimateGas) request() (*eth.EstimateGasResponse, error) { | ||
| gas := eth.EstimateGasResponse("0x500000") | ||
| return &gas, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| package transformer | ||
|
|
||
| import ( | ||
| "github.com/dcb9/janus/pkg/eth" | ||
| "github.com/dcb9/janus/pkg/qtum" | ||
| "github.com/dcb9/janus/pkg/utils" | ||
| "github.com/ethereum/go-ethereum/common/hexutil" | ||
| ) | ||
|
|
||
| // ProxyETHGetBlockByNumber implements ETHProxy | ||
| type ProxyETHGetBlockByNumber struct { | ||
| *qtum.Qtum | ||
| } | ||
|
|
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| func (p *ProxyETHGetBlockByNumber) Method() string { | ||
| return "eth_getBlockByNumber" | ||
| } | ||
|
|
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| func (p *ProxyETHGetBlockByNumber) Request(rawreq *eth.JSONRPCRequest) (interface{}, error) { | ||
| var req eth.GetBlockByNumberRequest | ||
| if err := unmarshalRequest(rawreq.Params, &req); err != nil { | ||
| return nil, err | ||
| } | ||
|
|
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| return p.request(&req) | ||
| } | ||
| func (p *ProxyETHGetBlockByNumber) request(req *eth.GetBlockByNumberRequest) (*eth.GetBlockByNumberResponse, error) { | ||
| blockNum, err := getQtumBlockNumber(req.BlockNumber, 0) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| blockHash, err := p.GetBlockHash(blockNum) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| blockHeaderResp, err := p.GetBlockHeader(string(blockHash)) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| blockResp, err := p.GetBlock(string(blockHash)) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| txs := make([]string, 0, len(blockResp.Tx)) | ||
| for _, tx := range blockResp.Tx { | ||
| txs = append(txs, utils.AddHexPrefix(tx)) | ||
| } | ||
|
|
||
| return ð.GetBlockByNumberResponse{ | ||
| Hash: utils.AddHexPrefix(blockHeaderResp.Hash), | ||
| Nonce: hexutil.EncodeUint64(uint64(blockHeaderResp.Nonce)), | ||
| Number: hexutil.EncodeUint64(uint64(blockHeaderResp.Height)), | ||
| ParentHash: utils.AddHexPrefix(blockHeaderResp.Previousblockhash), | ||
| Difficulty: hexutil.EncodeUint64(uint64(blockHeaderResp.Difficulty)), | ||
| Timestamp: hexutil.EncodeUint64(blockHeaderResp.Time), | ||
| StateRoot: utils.AddHexPrefix(blockHeaderResp.HashStateRoot), | ||
| Size: hexutil.EncodeUint64(uint64(blockResp.Size)), | ||
| Transactions: txs, | ||
| TransactionsRoot: utils.AddHexPrefix(blockResp.Merkleroot), | ||
|
|
||
| ExtraData: "0x0", | ||
| Miner: "0x0000000000000000000000000000000000000000", | ||
| TotalDifficulty: "0x0", | ||
| GasLimit: "0x0", | ||
| GasUsed: "0x0", | ||
| Uncles: []string{}, | ||
| }, nil | ||
| } |
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