The core protocol of WoopChain
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woop/hmy/transaction.go

80 lines
2.6 KiB

package hmy
import (
"context"
"github.com/ethereum/go-ethereum/common"
"github.com/harmony-one/harmony/core"
"github.com/harmony-one/harmony/core/rawdb"
"github.com/harmony-one/harmony/core/types"
"github.com/harmony-one/harmony/eth/rpc"
)
// SendTx ...
func (hmy *Harmony) SendTx(ctx context.Context, signedTx *types.Transaction) error {
tx, _, _, _ := rawdb.ReadTransaction(hmy.chainDb, signedTx.Hash())
if tx == nil {
return hmy.NodeAPI.AddPendingTransaction(signedTx)
}
return ErrFinalizedTransaction
}
// ResendCx retrieve blockHash from txID and add blockHash to CxPool for resending
// Note that cross shard txn is only for regular txns, not for staking txns, so the input txn hash
// is expected to be regular txn hash
func (hmy *Harmony) ResendCx(ctx context.Context, txID common.Hash) (uint64, bool) {
blockHash, blockNum, index := hmy.BlockChain.ReadTxLookupEntry(txID)
if blockHash == (common.Hash{}) {
return 0, false
}
blk := hmy.BlockChain.GetBlockByHash(blockHash)
if blk == nil {
return 0, false
}
txs := blk.Transactions()
// a valid index is from 0 to len-1
if int(index) > len(txs)-1 {
return 0, false
}
tx := txs[int(index)]
// check whether it is a valid cross shard tx
if tx.ShardID() == tx.ToShardID() || blk.Header().ShardID() != tx.ShardID() {
return 0, false
}
entry := core.CxEntry{blockHash, tx.ToShardID()}
success := hmy.CxPool.Add(entry)
return blockNum, success
}
// GetReceipts ...
func (hmy *Harmony) GetReceipts(ctx context.Context, hash common.Hash) (types.Receipts, error) {
return hmy.BlockChain.GetReceiptsByHash(hash), nil
}
// GetTransactionsHistory returns list of transactions hashes of address.
func (hmy *Harmony) GetTransactionsHistory(address, txType, order string) ([]common.Hash, error) {
return hmy.NodeAPI.GetTransactionsHistory(address, txType, order)
}
// GetAccountNonce returns the nonce value of the given address for the given block number
func (hmy *Harmony) GetAccountNonce(
ctx context.Context, address common.Address, blockNum rpc.BlockNumber) (uint64, error) {
state, _, err := hmy.StateAndHeaderByNumber(ctx, blockNum)
if state == nil || err != nil {
return 0, err
}
return state.GetNonce(address), state.Error()
}
// GetTransactionsCount returns the number of regular transactions of address.
func (hmy *Harmony) GetTransactionsCount(address, txType string) (uint64, error) {
return hmy.NodeAPI.GetTransactionsCount(address, txType)
}
// GetCurrentTransactionErrorSink ..
func (hmy *Harmony) GetCurrentTransactionErrorSink() types.TransactionErrorReports {
return hmy.NodeAPI.ReportPlainErrorSink()
}