transactions

type TXNotFoundError struct {
	// contains filtered or unexported fields
}

type TXPrepareError struct {
	// contains filtered or unexported fields
}

type TXVerifyError struct {
	TX []byte
	// contains filtered or unexported fields
}

type TransactionsIndexSpentOutputs struct {
	OutInd      int
	TXWhereUsed []byte
	InInd       int
	BlockHash   []byte
}

type TransactionsManagerInterface interface {
	GetAddressBalance(address string) (remoteclient.WalletBalance, error)
	GetUnapprovedCount() (int, error)
	GetUnspentCount() (int, error)
	GetUnapprovedTransactionsForNewBlock(number int) ([]structures.Transaction, error)
	// Returns list of transactions from the pool. Filters by time or maxcount, it total is lexx maxcount, returns all
	GetUnapprovedTransactionsFiltered(minCreateTime int64, maxCount int, ignoreTransactions [][]byte) ([][]byte, error)
	GetIfExists(txid []byte) (*structures.Transaction, error)
	GetIfUnapprovedExists(txid []byte) (*structures.Transaction, error)

	VerifyTransaction(tx *structures.Transaction, prevtxs []structures.Transaction, tip []byte, flags int) (bool, error)

	ForEachUnspentOutput(address string, callback UnspentTransactionOutputCallbackInterface) error
	ForEachUnapprovedTransaction(callback UnApprovedTransactionCallbackInterface) (int, error)

	// Create transaction methods
	CreateCurrencyTransaction(PubKey []byte, privKey ecdsa.PrivateKey, to string, amount float64) (*structures.Transaction, error)
	PrepareNewCurrencyTransaction(PubKey []byte, to string, amount float64) ([]byte, []byte, error)
	AddNewTransaction(tx *structures.Transaction, flags int) error
	PrepareNewSQLTransaction(PubKey []byte, sqlUpdate structures.SQLUpdate, amount float64, to string) ([]byte, []byte, error)
	PrepareSQLTransactionSignatureData(tx *structures.Transaction) (txBytes []byte, datatosign []byte, err error)

	// new block was created in blockchain DB. It must not be on top of primary blockchain
	BlockAdded(block *structures.Block, ontopofchain bool) error
	// block was removed from blockchain DB from top
	BlockRemoved(block *structures.Block) error
	// block was not in primary chain and now is
	BlockAddedToPrimaryChain(block *structures.Block) error
	// block was in primary chain and now is not
	BlockRemovedFromPrimaryChain(block *structures.Block) error

	CancelTransaction(txID []byte, sqlrollbacktoexecute bool) error
	ReindexData() (map[string]int, error)
	CleanUnapprovedCache() error
}

type UnApprovedTransactionCallbackInterface func(txhash, txstr string) error

type UnspentTransactionOutputCallbackInterface func(fromaddr string, value float64, txID []byte, output int, isbase bool) error