queue_parser_tx.go

// MIT License
//
// Copyright (c) 2016 GenesisCommunity
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
package daemons

import (
	"context"

	"github.com/GenesisCommunity/go-genesis/packages/consts"
	"github.com/GenesisCommunity/go-genesis/packages/model"
	"github.com/GenesisCommunity/go-genesis/packages/transaction"

	log "github.com/sirupsen/logrus"
)

// QueueParserTx parses transaction from the queue
func QueueParserTx(ctx context.Context, d *daemon) error {
	DBLock()
	defer DBUnlock()

	infoBlock := &model.InfoBlock{}
	_, err := infoBlock.Get()
	if err != nil {
		d.logger.WithFields(log.Fields{"type": consts.DBError, "error": err}).Error("getting info block")
		return err
	}
	if infoBlock.BlockID == 0 {
		d.logger.Debug("no blocks for parsing")
		return nil
	}

	// delete looped transactions
	_, err = model.DeleteLoopedTransactions()
	if err != nil {
		d.logger.WithFields(log.Fields{"type": consts.DBError, "error": err}).Error("deleting looped transactions")
		return err
	}

	p := new(transaction.Transaction)
	err = transaction.ProcessTransactionsQueue(p.DbTransaction)
	if err != nil {
		d.logger.WithFields(log.Fields{"error": err}).Error("parsing transactions")
		return err
	}

	return nil
}