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tx_handler.go
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tx_handler.go
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/*
* Copyright (C) 2021 The poly network Authors
* This file is part of The poly network library.
*
* The poly network is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The poly network is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the poly network. If not, see <http://www.gnu.org/licenses/>.
*/
package ledgerstore
import (
"fmt"
"github.com/polynetwork/poly/common"
"github.com/polynetwork/poly/common/config"
"github.com/polynetwork/poly/core/payload"
"github.com/polynetwork/poly/core/store"
scommon "github.com/polynetwork/poly/core/store/common"
"github.com/polynetwork/poly/core/store/overlaydb"
"github.com/polynetwork/poly/core/types"
"github.com/polynetwork/poly/native"
"github.com/polynetwork/poly/native/event"
"github.com/polynetwork/poly/native/storage"
)
//HandleInvokeTransaction deal with smart contract invoke transaction
func (self *StateStore) HandleInvokeTransaction(store store.LedgerStore, overlay *overlaydb.OverlayDB, cache *storage.CacheDB,
tx *types.Transaction, block *types.Block, notify *event.ExecuteNotify) ([]common.Uint256, error) {
invoke := tx.Payload.(*payload.InvokeCode)
service, err := native.NewNativeService(cache, tx, block.Header.Timestamp, block.Header.Height,
block.Hash(), block.Header.ChainID, invoke.Code, false)
if err != nil {
return nil, fmt.Errorf("HandleInvokeTransaction Error: %+v\n", err)
}
if _, err := service.Invoke(); err != nil {
return nil, err
}
notify.Notify = append(notify.Notify, service.GetNotify()...)
notify.State = event.CONTRACT_STATE_SUCCESS
service.GetCacheDB().Commit()
return service.GetCrossHashes(), nil
}
func SaveNotify(eventStore scommon.EventStore, txHash common.Uint256, notify *event.ExecuteNotify) error {
if !config.DefConfig.Common.EnableEventLog {
return nil
}
if err := eventStore.SaveEventNotifyByTx(txHash, notify); err != nil {
return fmt.Errorf("SaveEventNotifyByTx error %s", err)
}
event.PushSmartCodeEvent(txHash, 0, event.EVENT_NOTIFY, notify)
return nil
}