/
queue_block.go
56 lines (48 loc) · 1.84 KB
/
queue_block.go
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// Copyright (C) 2017, 2018, 2019 EGAAS S.A.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or (at
// your option) any later version.
//
// This program 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
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
package model
// QueueBlock is model
type QueueBlock struct {
Hash []byte `gorm:"primary_key;not null"`
BlockID int64 `gorm:"not null"`
FullNodeID int64 `gorm:"not null"`
}
// Get is retrieving model from database
func (qb *QueueBlock) Get() (bool, error) {
return isFound(DBConn.First(qb))
}
// GetQueueBlockByHash is retrieving blocks queue by hash
func (qb *QueueBlock) GetQueueBlockByHash(hash []byte) (bool, error) {
return isFound(DBConn.Where("hash = ?", hash).First(qb))
}
// Delete is deleting queue
func (qb *QueueBlock) Delete() error {
return DBConn.Delete(qb).Error
}
// DeleteQueueBlockByHash is deleting queue by hash
func (qb *QueueBlock) DeleteQueueBlockByHash() error {
query := DBConn.Exec("DELETE FROM queue_blocks WHERE hash = ?", qb.Hash)
return query.Error
}
// DeleteOldBlocks is deleting old blocks
func (qb *QueueBlock) DeleteOldBlocks() error {
query := DBConn.Exec("DELETE FROM queue_blocks WHERE block_id <= ?", qb.BlockID)
return query.Error
}
// Create is creating record of model
func (qb *QueueBlock) Create() error {
return DBConn.Create(qb).Error
}