// Licensed to the Apache Software Foundation (ASF) under one

// or more contributor license agreements.  See the NOTICE file

// distributed with this work for additional information

// regarding copyright ownership.  The ASF licenses this file

// to you under the Apache License, Version 2.0 (the

// "License"); you may not use this file except in compliance

// with the License.  You may obtain a copy of the License at

//

//   http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing,

// software distributed under the License is distributed on an

// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

// KIND, either express or implied.  See the License for the

// specific language governing permissions and limitations

// under the License.

#pragma once

#include <memory>

#include <utility>

#include <vector>

#include "format/orc/vorc_reader.h"

#include "format/parquet/vparquet_reader.h"

#include "format/table/table_schema_change_helper.h"

namespace doris {

// HudiParquetReader: directly inherits ParquetReader (no composition wrapping).

// Schema mapping is done in on_before_init_reader hook via field_id matching.

class HudiParquetReader final : public ParquetReader, public TableSchemaChangeHelper {

public:

    ENABLE_FACTORY_CREATOR(HudiParquetReader);

    HudiParquetReader(RuntimeProfile* profile, const TFileScanRangeParams& params,

                      const TFileRangeDesc& range, size_t batch_size, const cctz::time_zone* ctz,

                      io::IOContext* io_ctx, RuntimeState* state,

                      FileMetaCache* meta_cache = nullptr, bool enable_lazy_mat = true)

            : ParquetReader(profile, params, range, batch_size, ctz, io_ctx, state, meta_cache,

                            enable_lazy_mat) {}

    HudiParquetReader(RuntimeProfile* profile, const TFileScanRangeParams& params,

                      const TFileRangeDesc& range, size_t batch_size, const cctz::time_zone* ctz,

                      std::shared_ptr<io::IOContext> io_ctx_holder, RuntimeState* state,

                      FileMetaCache* meta_cache = nullptr, bool enable_lazy_mat = true)

            : ParquetReader(profile, params, range, batch_size, ctz, std::move(io_ctx_holder),

                            state, meta_cache, enable_lazy_mat) {}

    ~HudiParquetReader() final = default;

protected:

    Status on_before_init_reader(ReaderInitContext* ctx) override;

};

// HudiOrcReader: directly inherits OrcReader (no composition wrapping).

class HudiOrcReader final : public OrcReader, public TableSchemaChangeHelper {

public:

    ENABLE_FACTORY_CREATOR(HudiOrcReader);

    HudiOrcReader(RuntimeProfile* profile, RuntimeState* state, const TFileScanRangeParams& params,

                  const TFileRangeDesc& range, size_t batch_size, const std::string& ctz,

                  io::IOContext* io_ctx, FileMetaCache* meta_cache = nullptr,

                  bool enable_lazy_mat = true)

            : OrcReader(profile, state, params, range, batch_size, ctz, io_ctx, meta_cache,

                        enable_lazy_mat) {}

    HudiOrcReader(RuntimeProfile* profile, RuntimeState* state, const TFileScanRangeParams& params,

                  const TFileRangeDesc& range, size_t batch_size, const std::string& ctz,

                  std::shared_ptr<io::IOContext> io_ctx_holder, FileMetaCache* meta_cache = nullptr,

                  bool enable_lazy_mat = true)

            : OrcReader(profile, state, params, range, batch_size, ctz, std::move(io_ctx_holder),

                        meta_cache, enable_lazy_mat) {}

    ~HudiOrcReader() final = default;

protected:

    Status on_before_init_reader(ReaderInitContext* ctx) override;

};

} // namespace doris