# Nim-RocksDB
# Copyright 2024 Status Research & Development GmbH
# Licensed under either of
#
#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
#  * GPL license, version 2.0, ([LICENSE-GPLv2](LICENSE-GPLv2) or https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html)
#
# at your option. This file may not be copied, modified, or distributed except according to those terms.

{.used.}

import std/sequtils, ../rocksdb/backup, ../rocksdb/rocksdb, ../rocksdb/transactiondb

proc initReadWriteDb*(
    path: string, columnFamilyNames: openArray[string] = @[]
): RocksDbReadWriteRef =
  let res = openRocksDb(
    path, columnFamilies = columnFamilyNames.mapIt(initColFamilyDescriptor(it))
  )
  if res.isErr():
    echo res.error()
  doAssert res.isOk()
  res.value()

proc initReadOnlyDb*(
    path: string, columnFamilyNames: openArray[string] = @[]
): RocksDbReadOnlyRef =
  let res = openRocksDbReadOnly(
    path, columnFamilies = columnFamilyNames.mapIt(initColFamilyDescriptor(it))
  )
  if res.isErr():
    echo res.error()
  doAssert res.isOk()
  res.value()

proc initBackupEngine*(path: string): BackupEngineRef =
  let res = openBackupEngine(path)
  doAssert res.isOk()
  res.value()

proc initTransactionDb*(
    path: string, columnFamilyNames: openArray[string] = @[]
): TransactionDbRef =
  let res = openTransactionDb(
    path,
    txDbOpts = defaultTransactionDbOptions(),
    columnFamilies = columnFamilyNames.mapIt(initColFamilyDescriptor(it)),
  )
  if res.isErr():
    echo res.error()
  doAssert res.isOk()
  res.value()