122 lines
3.6 KiB
Go
122 lines
3.6 KiB
Go
package chain
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import (
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"context"
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"math/big"
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"github.com/ethereum/go-ethereum"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/ethclient"
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"github.com/status-im/status-go/rpc"
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"github.com/status-im/status-go/services/rpcstats"
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)
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type Client struct {
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eth *ethclient.Client
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ChainID uint64
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rpcClient *rpc.Client
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}
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type FeeHistory struct {
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BaseFeePerGas []string `json:"baseFeePerGas"`
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}
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func NewClient(rpc *rpc.Client, chainID uint64) (*Client, error) {
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ethClient, err := rpc.EthClient(chainID)
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if err != nil {
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return nil, err
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}
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return &Client{ethClient, chainID, rpc}, nil
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}
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func NewLegacyClient(rpc *rpc.Client) (*Client, error) {
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return NewClient(rpc, rpc.UpstreamChainID)
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}
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func NewClients(rpc *rpc.Client, chainIDs []uint64) (res []*Client, err error) {
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for _, chainID := range chainIDs {
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client, err := NewClient(rpc, chainID)
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if err != nil {
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return nil, err
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}
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res = append(res, client)
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}
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return res, nil
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}
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func (cc *Client) ToBigInt() *big.Int {
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return big.NewInt(int64(cc.ChainID))
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}
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func (cc *Client) HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error) {
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rpcstats.CountCall("eth_getBlockByHash")
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return cc.eth.HeaderByHash(ctx, hash)
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}
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func (cc *Client) HeaderByNumber(ctx context.Context, number *big.Int) (*types.Header, error) {
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rpcstats.CountCall("eth_getBlockByNumber")
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return cc.eth.HeaderByNumber(ctx, number)
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}
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func (cc *Client) BlockByHash(ctx context.Context, hash common.Hash) (*types.Block, error) {
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rpcstats.CountCall("eth_getBlockByHash")
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return cc.eth.BlockByHash(ctx, hash)
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}
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func (cc *Client) BlockByNumber(ctx context.Context, number *big.Int) (*types.Block, error) {
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rpcstats.CountCall("eth_getBlockByNumber")
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return cc.eth.BlockByNumber(ctx, number)
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}
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func (cc *Client) BalanceAt(ctx context.Context, account common.Address, blockNumber *big.Int) (*big.Int, error) {
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rpcstats.CountCall("eth_getBalance")
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return cc.eth.BalanceAt(ctx, account, blockNumber)
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}
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func (cc *Client) NonceAt(ctx context.Context, account common.Address, blockNumber *big.Int) (uint64, error) {
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rpcstats.CountCall("eth_getTransactionCount")
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return cc.eth.NonceAt(ctx, account, blockNumber)
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}
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func (cc *Client) TransactionReceipt(ctx context.Context, txHash common.Hash) (*types.Receipt, error) {
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rpcstats.CountCall("eth_getTransactionReceipt")
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return cc.eth.TransactionReceipt(ctx, txHash)
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}
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func (cc *Client) TransactionByHash(ctx context.Context, hash common.Hash) (tx *types.Transaction, isPending bool, err error) {
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rpcstats.CountCall("eth_getTransactionByHash")
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return cc.eth.TransactionByHash(ctx, hash)
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}
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func (cc *Client) FilterLogs(ctx context.Context, q ethereum.FilterQuery) ([]types.Log, error) {
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rpcstats.CountCall("eth_getLogs")
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return cc.eth.FilterLogs(ctx, q)
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}
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func (cc *Client) CodeAt(ctx context.Context, contract common.Address, blockNumber *big.Int) ([]byte, error) {
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rpcstats.CountCall("eth_getCode")
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return cc.eth.CodeAt(ctx, contract, blockNumber)
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}
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func (cc *Client) CallContract(ctx context.Context, call ethereum.CallMsg, blockNumber *big.Int) ([]byte, error) {
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rpcstats.CountCall("eth_call")
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return cc.eth.CallContract(ctx, call, blockNumber)
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}
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func (cc *Client) GetBaseFeeFromBlock(blockNumber *big.Int) (string, error) {
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var feeHistory FeeHistory
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err := cc.rpcClient.Call(&feeHistory, cc.ChainID, "eth_feeHistory", "0x1", (*hexutil.Big)(blockNumber), nil)
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if err != nil {
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return "", err
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}
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var baseGasFee string = ""
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if len(feeHistory.BaseFeePerGas) > 0 {
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baseGasFee = feeHistory.BaseFeePerGas[0]
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}
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return baseGasFee, err
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}
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