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use bytes::Bytes;

use fdb::error::FdbResult;
use fdb::range::StreamingMode;
use fdb::subspace::Subspace;
use fdb::transaction::ReadTransaction;

use crate::raw_record::{RawRecordCursor, RawRecordCursorBuilder};

use crate::scan::ScanLimiter;
use crate::RecordVersion;

pub use crate::raw_record::error::{RAW_RECORD_CURSOR_BUILDER_ERROR, RAW_RECORD_CURSOR_NEXT_ERROR};
pub use crate::raw_record::primary_key::{RawRecordPrimaryKey, RawRecordPrimaryKeySchema};
pub use crate::raw_record::RawRecord;

/// Expose [`RawRecordCursorBuilder::build`] method.
pub fn raw_record_cursor_builder_build<Tr>(
    primary_key_schema: Option<RawRecordPrimaryKeySchema>,
    subspace: Option<Subspace>,
    scan_limiter: Option<ScanLimiter>,
    streaming_mode: Option<StreamingMode>,
    limit: Option<usize>,
    reverse: Option<bool>,
    continuation: Option<Bytes>,
    read_transaction: &Tr,
) -> FdbResult<RawRecordCursor>
where
    Tr: ReadTransaction,
{
    let raw_record_cursor_builder = RawRecordCursorBuilder::from((
        primary_key_schema,
        subspace,
        scan_limiter,
        streaming_mode,
        limit,
        reverse,
        continuation,
    ));
    raw_record_cursor_builder.build(read_transaction)
}

/// Expose [`RawRecord::from`] method.
pub fn raw_record_from(
    primary_key: RawRecordPrimaryKey,
    version: RecordVersion,
    record_bytes: Bytes,
) -> RawRecord {
    RawRecord::from((primary_key, version, record_bytes))
}