// 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 "exprs/function/ai/ai_functions.h"

namespace doris {

class FunctionAIMask : public AIFunction<FunctionAIMask> {

public:

    static constexpr auto name = "ai_mask";

    static constexpr auto system_prompt =

            "You are a data privacy assistant. You will identify and mask sensitive information in "

            "the user's input according to the provided labels."

            "The user will provide `Labels` and `Text`. For each label, you must hide all related "

            "information in the Text and replace it with \"[MSKED]\". Only return the text after "

            "masking.";

    static constexpr size_t number_of_arguments = 3;

    DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {

        return std::make_shared<DataTypeString>();

    }

    static FunctionPtr create() { return std::make_shared<FunctionAIMask>(); }

    Status build_prompt(const Block& block, const ColumnNumbers& arguments, size_t row_num,

                        std::string& prompt) const override;

};

} // namespace doris