// LedgerRange returns the beginning and end of id values that map to the
// current ledger. Useful for clearing a ledgers worth of data.
func (c *Cursor) LedgerRange() (start int64, end int64) {
if c.lg == 1 {
start = 0
} else {
start = toid.New(c.lg, 0, 0).ToInt64()
}
return start, toid.New(c.lg+1, 0, 0).ToInt64()
}
// TransactionID returns the current tranaction's id, as used by the history
// system.
func (c *Cursor) TransactionID() int64 {
return toid.New(c.lg, int32(c.tx+1), 0).ToInt64()
}
// LedgerID returns the current ledger's id, as used by the history system.
func (c *Cursor) LedgerID() int64 {
return toid.New(c.lg, 0, 0).ToInt64()
}
// OperationID returns the current operations id, as used by the history system.
func (c *Cursor) OperationID() int64 {
return toid.New(c.lg, int32(c.tx+1), int32(c.op+1)).ToInt64()
}