// 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.

// This file is copied from

// https://github.com/ClickHouse/ClickHouse/blob/master/src/Functions/registerFunctionsComparison.cpp

// and modified by Doris

#include "util/io_helper.h"

#include "core/binary_cast.hpp"

#include "exprs/function/cast/cast_to_date_or_datetime_impl.hpp"

#include "exprs/function/cast/cast_to_datetimev2_impl.hpp"

#include "exprs/function/cast/cast_to_datev2_impl.hpp"

namespace doris {

bool read_date_text_impl(VecDateTimeValue& x, const StringRef& buf) {

    CastParameters params;

    auto ans = CastToDateOrDatetime::from_string_non_strict_mode<DatelikeTargetType::DATE>(

            buf, x, nullptr, params);

    x.cast_to_date();

    return ans;

}

bool read_datetime_text_impl(VecDateTimeValue& x, const StringRef& buf) {

    CastParameters params;

    auto ans = CastToDateOrDatetime::from_string_non_strict_mode<DatelikeTargetType::DATE_TIME>(

            buf, x, nullptr, params);

    x.to_datetime();

    return ans;

}

bool read_date_text_impl(Int64& x, const StringRef& buf, const cctz::time_zone& local_time_zone) {

    auto dv = binary_cast<Int64, VecDateTimeValue>(x);

    CastParameters params;

    auto ans = CastToDateOrDatetime::from_string_non_strict_mode<DatelikeTargetType::DATE>(

            buf, dv, &local_time_zone, params);

    dv.cast_to_date();

    x = binary_cast<VecDateTimeValue, Int64>(dv);

    return ans;

}

bool read_datetime_text_impl(Int64& x, const StringRef& buf,

                             const cctz::time_zone& local_time_zone) {

    auto dv = binary_cast<Int64, VecDateTimeValue>(x);

    CastParameters params;

    auto ans = CastToDateOrDatetime::from_string_non_strict_mode<DatelikeTargetType::DATE_TIME>(

            buf, dv, &local_time_zone, params);

    dv.to_datetime();

    x = binary_cast<VecDateTimeValue, Int64>(dv);

    return ans;

}

bool read_date_v2_text_impl(DateV2Value<DateV2ValueType>& x, const StringRef& buf) {

    CastParameters params;

    return CastToDateV2::from_string_non_strict_mode(buf, x, nullptr, params);

}

bool read_date_v2_text_impl(DateV2Value<DateV2ValueType>& x, const StringRef& buf,

                            const cctz::time_zone& local_time_zone) {

    CastParameters params;

    return CastToDateV2::from_string_non_strict_mode(buf, x, &local_time_zone, params);

}

bool read_datetime_v2_text_impl(DateV2Value<DateTimeV2ValueType>& x, const StringRef& buf,

                                UInt32 scale) {

    CastParameters params;

    return CastToDatetimeV2::from_string_non_strict_mode(buf, x, nullptr, scale, params);

}

bool read_datetime_v2_text_impl(DateV2Value<DateTimeV2ValueType>& x, const StringRef& buf,

                                const cctz::time_zone& local_time_zone, UInt32 scale) {

    CastParameters params;

    return CastToDatetimeV2::from_string_non_strict_mode(buf, x, &local_time_zone, scale, params);

}

} // namespace doris