// 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.

#include "exprs/aggregate/aggregate_function_bitmap.h"

#include "core/data_type/data_type.h"

#include "core/data_type/data_type_nullable.h"

#include "exprs/aggregate/aggregate_function_simple_factory.h"

#include "exprs/aggregate/helpers.h"

namespace doris {

template <bool nullable, template <bool, typename> class AggregateFunctionTemplate>

AggregateFunctionPtr create_with_int_data_type(const DataTypes& argument_type) {

    switch (argument_type[0]->get_primitive_type()) {

    case PrimitiveType::TYPE_TINYINT:

        return std::make_shared<AggregateFunctionTemplate<nullable, ColumnInt8>>(argument_type);

    case PrimitiveType::TYPE_SMALLINT:

        return std::make_shared<AggregateFunctionTemplate<nullable, ColumnInt16>>(argument_type);

    case PrimitiveType::TYPE_INT:

        return std::make_shared<AggregateFunctionTemplate<nullable, ColumnInt32>>(argument_type);

    case PrimitiveType::TYPE_BIGINT:

        return std::make_shared<AggregateFunctionTemplate<nullable, ColumnInt64>>(argument_type);

    default:

        LOG(WARNING) << "with unknowed type, failed in create_with_int_data_type bitmap_union_int"

                     << " and type is: " << argument_type[0]->get_name();

        return nullptr;

    }

}

Unexecuted instantiation: _ZN5doris25create_with_int_data_typeILb1ENS_28AggregateFunctionBitmapCountEEESt10shared_ptrINS_18IAggregateFunctionEERKSt6vectorIS2_IKNS_9IDataTypeEESaIS8_EE

_ZN5doris25create_with_int_data_typeILb0ENS_28AggregateFunctionBitmapCountEEESt10shared_ptrINS_18IAggregateFunctionEERKSt6vectorIS2_IKNS_9IDataTypeEESaIS8_EE

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AggregateFunctionPtr create_with_int_data_type(const DataTypes& argument_type) {

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    switch (argument_type[0]->get_primitive_type()) {

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    case PrimitiveType::TYPE_TINYINT:

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        return std::make_shared<AggregateFunctionTemplate<nullable, ColumnInt8>>(argument_type);

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    case PrimitiveType::TYPE_SMALLINT:

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        return std::make_shared<AggregateFunctionTemplate<nullable, ColumnInt16>>(argument_type);

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    case PrimitiveType::TYPE_INT:

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        return std::make_shared<AggregateFunctionTemplate<nullable, ColumnInt32>>(argument_type);

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    case PrimitiveType::TYPE_BIGINT:

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        return std::make_shared<AggregateFunctionTemplate<nullable, ColumnInt64>>(argument_type);

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    default:

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        LOG(WARNING) << "with unknowed type, failed in create_with_int_data_type bitmap_union_int"

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                     << " and type is: " << argument_type[0]->get_name();

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        return nullptr;

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    }

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}

AggregateFunctionPtr create_aggregate_function_bitmap_union_count(

        const std::string& name, const DataTypes& argument_types, const DataTypePtr& result_type,

        const bool result_is_nullable, const AggregateFunctionAttr& attr) {

    const bool arg_is_nullable = argument_types[0]->is_nullable();

    if (arg_is_nullable) {

        return std::make_shared<AggregateFunctionBitmapCount<true, ColumnBitmap>>(argument_types);

    } else {

        return std::make_shared<AggregateFunctionBitmapCount<false, ColumnBitmap>>(argument_types);

    }

}

AggregateFunctionPtr create_aggregate_function_bitmap_union_int(const std::string& name,

                                                                const DataTypes& argument_types,

                                                                const DataTypePtr& result_type,

                                                                const bool result_is_nullable,

                                                                const AggregateFunctionAttr& attr) {

    const bool arg_is_nullable = argument_types[0]->is_nullable();

    if (arg_is_nullable) {

        return AggregateFunctionPtr(

                create_with_int_data_type<true, AggregateFunctionBitmapCount>(argument_types));

    } else {

        return AggregateFunctionPtr(

                create_with_int_data_type<false, AggregateFunctionBitmapCount>(argument_types));

    }

}

void register_aggregate_function_bitmap(AggregateFunctionSimpleFactory& factory) {

    factory.register_function_both(

            "bitmap_union", creator_without_type::creator<

                                    AggregateFunctionBitmapOp<AggregateFunctionBitmapUnionOp>>);

    factory.register_function_both(

            "bitmap_intersect",

            creator_without_type::creator<

                    AggregateFunctionBitmapOp<AggregateFunctionBitmapIntersectOp>>);

    factory.register_function_both(

            "group_bitmap_xor",

            creator_without_type::creator<

                    AggregateFunctionBitmapOp<AggregateFunctionGroupBitmapXorOp>>);

    factory.register_function_both("bitmap_union_count",

                                   create_aggregate_function_bitmap_union_count);

    factory.register_function_both("bitmap_union_int", create_aggregate_function_bitmap_union_int);

}

} // namespace doris