// 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 <cstddef>

#include <cstdint>

#include <vector>

#include "common/status.h"

#include "information_schema/schema_scanner.h"

#include "storage/tablet/tablet.h"

namespace doris {

class RuntimeState;

class Block;

class SchemaTabletsScanner : public SchemaScanner {

    ENABLE_FACTORY_CREATOR(SchemaTabletsScanner)

public:

    SchemaTabletsScanner();

    ~SchemaTabletsScanner() override = default;

    Status start(RuntimeState* state) override;

    Status get_next_block_internal(Block* block, bool* eos) override;

private:

    Status _get_all_tablets();

    Status _fill_block_impl(Block* block);

    int64_t _backend_id {};

    std::vector<BaseTabletSPtr> _tablets;

    static std::vector<SchemaScanner::ColumnDesc> _s_tbls_columns;

};

} // namespace doris